User:NE2/US watersheds

Hydrologic Unit Code	Water Resource Region	Subregion	Accounting Unit	Cataloging Unit	State(s)
1010001	New England	St. John River	St. John River	Upper St. John River	Maine
1010002	New England	St. John River	St. John River	Allagash River	Maine
1010003	New England	St. John River	St. John River	Fish River	Maine
1010004	New England	St. John River	St. John River	Aroostook River	Maine
1010005	New England	St. John River	St. John River	Meduxnekeag River	Maine
1020001	New England	Penobscot River	Penobscot River	West Branch Penobscot River	Maine
1020002	New England	Penobscot River	Penobscot River	East Branch Penobscot River	Maine
1020003	New England	Penobscot River	Penobscot River	Mattawamkeag River	Maine
1020004	New England	Penobscot River	Penobscot River	Piscataquis River	Maine
1020005	New England	Penobscot River	Penobscot River	Lower Penobscot River	Maine
1030001	New England	Kennebec River	Kennebec River	Upper Kennebec River	Maine
1030002	New England	Kennebec River	Kennebec River	Dead River	Maine
1030003	New England	Kennebec River	Kennebec River	Lower Kennebec River	Maine
1040001	New England	Androscoggin River	Androscoggin River	Upper Androscoggin River	Maine, New Hampshire
1040002	New England	Androscoggin River	Androscoggin River	Lower Androscoggin River	Maine, New Hampshire
1050001	New England	Maine Coastal	Maine Coastal	St. Croix River	Maine
1050002	New England	Maine Coastal	Maine Coastal	Maine Coastal	Maine
1050003	New England	Maine Coastal	Maine Coastal	St. George River-Sheepscot River	Maine
1060001	New England	Saco River	Saco River	Presumpscot River	Maine
1060002	New England	Saco River	Saco River	Saco River	Maine, New Hampshire
1060003	New England	Saco River	Saco River	Piscataqua River-Salmon Falls River	Maine, New Hampshire, Massachusetts
1070001	New England	Merrimack River	Merrimack River	Pemigewasset River	New Hampshire
1070002	New England	Merrimack River	Merrimack River	Merrimack River	Massachusetts, New Hampshire
1070003	New England	Merrimack River	Merrimack River	Contoocook River	New Hampshire
1070004	New England	Merrimack River	Merrimack River	Nashua River	Massachusetts, New Hampshire
1070005	New England	Merrimack River	Merrimack River	Concord River	Massachusetts
1080101	New England	Connecticut River	Upper Connecticut River	Upper Connecticut River	Maine, Vermont
1080102	New England	Connecticut River	Upper Connecticut River	Passumpsic River	Vermont
1080103	New England	Connecticut River	Upper Connecticut River	Waits River	Vermont
1080104	New England	Connecticut River	Upper Connecticut River	Upper Connecticut River-Mascoma River	New Hampshire, Vermont
1080105	New England	Connecticut River	Upper Connecticut River	White River	Vermont
1080106	New England	Connecticut River	Upper Connecticut River	Black River-Ottauquechee River	Vermont
1080107	New England	Connecticut River	Upper Connecticut River	West River	Vermont
1080201	New England	Connecticut River	Lower Connecticut River	Middle Connecticut River	Massachusetts, New Hampshire, Vermont
1080202	New England	Connecticut River	Lower Connecticut River	Miller River	Massachusetts, New Hampshire
1080203	New England	Connecticut River	Lower Connecticut River	Deerfield River	Massachusetts, Vermont
1080204	New England	Connecticut River	Lower Connecticut River	Chicopee River	Massachusetts
1080205	New England	Connecticut River	Lower Connecticut River	Lower Connecticut River	Connecticut, Massachusetts
1080206	New England	Connecticut River	Lower Connecticut River	Westfield River	Connecticut, Massachusetts
1080207	New England	Connecticut River	Lower Connecticut River	Farmington River	Connecticut, Massachusetts
1090001	New England	Massachusetts Coastal-Rhode Island Coastal	Massachusetts Coastal-Rhode Island Coastal	Charles River	Massachusetts
1090002	New England	Massachusetts Coastal-Rhode Island Coastal	Massachusetts Coastal-Rhode Island Coastal	Cape Cod	Massachusetts, Rhode Island
1090003	New England	Massachusetts Coastal-Rhode Island Coastal	Massachusetts Coastal-Rhode Island Coastal	Blackstone River	Massachusetts, Rhode Island
1090004	New England	Massachusetts Coastal-Rhode Island Coastal	Massachusetts Coastal-Rhode Island Coastal	Narragansett River	Massachusetts, Rhode Island
1090005	New England	Massachusetts Coastal-Rhode Island Coastal	Massachusetts Coastal-Rhode Island Coastal	Pawcatuck River-Wood River	Connecticut, Rhode Island
1100001	New England	Connecticut Coastal	Connecticut Coastal	Quinebaug River	Connecticut, Massachusetts, Rhode Island
1100002	New England	Connecticut Coastal	Connecticut Coastal	Shetucket River	Connecticut, Massachusetts
1100003	New England	Connecticut Coastal	Connecticut Coastal	Thames River	Connecticut
1100004	New England	Connecticut Coastal	Connecticut Coastal	Quinnipiac River	Connecticut
1100005	New England	Connecticut Coastal	Connecticut Coastal	Housatonic River	Connecticut, Massachusetts, New York
1100006	New England	Connecticut Coastal	Connecticut Coastal	Saugatuck River	Connecticut, New York
1100007	New England	Connecticut Coastal	Connecticut Coastal	Long Island Sound	Connecticut
1110000	New England	St. François River	St. François River	St. François River	Vermont
2010001	Mid Atlantic	Richelieu River	Richelieu River	Lake George	New York, Vermont
2010002	Mid Atlantic	Richelieu River	Richelieu River	Otter River	Vermont
2010003	Mid Atlantic	Richelieu River	Richelieu River	Winooski River	Vermont
2010004	Mid Atlantic	Richelieu River	Richelieu River	Ausable River	New York
2010005	Mid Atlantic	Richelieu River	Richelieu River	Lamoille River	Vermont
2010006	Mid Atlantic	Richelieu River	Richelieu River	Great Chazy River-Saranac River	New York
2010007	Mid Atlantic	Richelieu River	Richelieu River	Missiquoi River	Vermont
2020001	Mid Atlantic	Upper Hudson River	Upper Hudson River	Upper Hudson River	New York
2020002	Mid Atlantic	Upper Hudson River	Upper Hudson River	Sacandaga River	New York
2020003	Mid Atlantic	Upper Hudson River	Upper Hudson River	Hudson River-Hoosic River	New York, Massachusetts, Vermont
2020004	Mid Atlantic	Upper Hudson River	Upper Hudson River	Mohawk River	New York
2020005	Mid Atlantic	Upper Hudson River	Upper Hudson River	Schoharie River	New York
2020006	Mid Atlantic	Upper Hudson River	Upper Hudson River	Middle Hudson River	Massachusetts, New York
2020007	Mid Atlantic	Upper Hudson River	Upper Hudson River	Rondout River	New Jersey, New York
2020008	Mid Atlantic	Upper Hudson River	Upper Hudson River	Hudson River-Wappinger River	New York
2030101	Mid Atlantic	Lower Hudson River-Long Island	Lower Hudson River	Lower Hudson River	Connecticut, New Jersey, New York
2030102	Mid Atlantic	Lower Hudson River-Long Island	Lower Hudson River	Bronx River	New York
2030103	Mid Atlantic	Lower Hudson River-Long Island	Lower Hudson River	Hackensack River-Passaic River	New Jersey, New York
2030104	Mid Atlantic	Lower Hudson River-Long Island	Lower Hudson River	Sandy Hook-Staten Island	New Jersey, New York
2030105	Mid Atlantic	Lower Hudson River-Long Island	Lower Hudson River	Raritan River	New Jersey
2030201	Mid Atlantic	Lower Hudson River-Long Island	Long Island	Northern Long Island	New York
2030202	Mid Atlantic	Lower Hudson River-Long Island	Long Island	Southern Long Island	New York
2040101	Mid Atlantic	Delaware River	Upper Delaware River	Upper Delaware River	New York, Pennsylvania
2040102	Mid Atlantic	Delaware River	Upper Delaware River	East Branch Delaware River	New York
2040103	Mid Atlantic	Delaware River	Upper Delaware River	Lackawaxen River	Pennsylvania
2040104	Mid Atlantic	Delaware River	Upper Delaware River	Middle Delaware River-Mongaup River-Brodhead River	NJ, NY, PA
2040105	Mid Atlantic	Delaware River	Upper Delaware River	Middle Delaware River-Musconetcong River	New Jersey, Pennsylvania
2040106	Mid Atlantic	Delaware River	Upper Delaware River	Lehigh River	Pennsylvania
2040201	Mid Atlantic	Delaware River	Lower Delaware River	Crosswicks River-Neshaminy River	New Jersey, Pennsylvania
2040202	Mid Atlantic	Delaware River	Lower Delaware River	Lower Delaware River	New Jersey, Pennsylvania
2040203	Mid Atlantic	Delaware River	Lower Delaware River	Schuylkill River	Pennsylvania
2040204	Mid Atlantic	Delaware River	Lower Delaware River	Delaware Bay	New Jersey
2040205	Mid Atlantic	Delaware River	Lower Delaware River	Brandywine River-Christina River	Delaware, Maryland, Pennsylvania
2040206	Mid Atlantic	Delaware River	Lower Delaware River	Cohansey River-Maurice River	New Jersey
2040207	Mid Atlantic	Delaware River	Lower Delaware River	Broadkill River-Smyrna River	Delaware
2040301	Mid Atlantic	Delaware River	New Jersey Coastal	Mullica River-Toms River	New Hersey
2040302	Mid Atlantic	Delaware River	New Jersey Coastal	Great Egg Harbor River	New Jersey
2050101	Mid Atlantic	Susquehanna River	Upper Susquehanna River	Upper Susquehanna River	New York, Pennsylvania
2050102	Mid Atlantic	Susquehanna River	Upper Susquehanna River	Chenango River	New York
2050103	Mid Atlantic	Susquehanna River	Upper Susquehanna River	Owego River-Wappasening River	New York, Pennsylvania
2050104	Mid Atlantic	Susquehanna River	Upper Susquehanna River	Tioga River	New York, Pennsylvania
2050105	Mid Atlantic	Susquehanna River	Upper Susquehanna River	Chemung River	New York, Pennsylvania
2050106	Mid Atlantic	Susquehanna River	Upper Susquehanna River	Upper Susquehanna River-Tunkhannock River	Pennsylvania
2050107	Mid Atlantic	Susquehanna River	Upper Susquehanna River	Upper Susquehanna River-Lackawanna River	Pennsylvania
2050201	Mid Atlantic	Susquehanna River	West Branch Susquehanna River	Upper West Branch Susquehanna River	Pennsylvania
2050202	Mid Atlantic	Susquehanna River	West Branch Susquehanna River	Sinnemahoning River	Pennsylvania
2050203	Mid Atlantic	Susquehanna River	West Branch Susquehanna River	Middle West Branch Susquehanna River	Pennsylvania
2050204	Mid Atlantic	Susquehanna River	West Branch Susquehanna River	Bald Eagle River	Pennsylvania
2050205	Mid Atlantic	Susquehanna River	West Branch Susquehanna River	Pine River	Pennsylvania
2050206	Mid Atlantic	Susquehanna River	West Branch Susquehanna River	Lower West Branch Susquehanna River	Pennsylvania
2050301	Mid Atlantic	Susquehanna River	Lower Susquehanna River	Lower Susquehanna River-Penns River	Pennsylvania
2050302	Mid Atlantic	Susquehanna River	Lower Susquehanna River	Upper Juniata River	Pennsylvania
2050303	Mid Atlantic	Susquehanna River	Lower Susquehanna River	Raystown River	Pennsylvania
2050304	Mid Atlantic	Susquehanna River	Lower Susquehanna River	Lower Juniata River	Pennsylvania
2050305	Mid Atlantic	Susquehanna River	Lower Susquehanna River	Lower Susquehanna River-Swatara River	Pennsylvania
2050306	Mid Atlantic	Susquehanna River	Lower Susquehanna River	Lower Susquehanna River	Maryland, Pennsylvania
2060001	Mid Atlantic	Upper Chesapeake Bay	Upper Chesapeake Bay	Upper Chesapeake Bay	Maryland
2060002	Mid Atlantic	Upper Chesapeake Bay	Upper Chesapeake Bay	Chester River-Sassafras River	Delaware, Maryland, Pennsylvania
2060003	Mid Atlantic	Upper Chesapeake Bay	Upper Chesapeake Bay	Gunpowder River-Patapsco River	Maryland, Pennsylvania
2060004	Mid Atlantic	Upper Chesapeake Bay	Upper Chesapeake Bay	Severn River	Maryland
2060005	Mid Atlantic	Upper Chesapeake Bay	Upper Chesapeake Bay	Choptank River	Delaware, Maryland
2060006	Mid Atlantic	Upper Chesapeake Bay	Upper Chesapeake Bay	Patuxent River	Maryland
2060007	Mid Atlantic	Upper Chesapeake Bay	Upper Chesapeake Bay	Blackwater River-Wicomico River	Delaware, Maryland
2060008	Mid Atlantic	Upper Chesapeake Bay	Upper Chesapeake Bay	Nanticoke River	Delaware, Maryland
2060009	Mid Atlantic	Upper Chesapeake Bay	Upper Chesapeake Bay	Pocomoke River	Delaware, Maryland, Virginia
2060010	Mid Atlantic	Upper Chesapeake Bay	Upper Chesapeake Bay	Chincoteague River	Delaware, Maryland, Virginia
2070001	Mid Atlantic	Potomac River	Potomac River	South Branch Potomac River	West Virginia, Virginia
2070002	Mid Atlantic	Potomac River	Potomac River	North Branch Potomac River	Maryland, West Virginia, Pennsylvania
2070003	Mid Atlantic	Potomac River	Potomac River	Cacapon River-Town River	Maryland, Pennsylvania, West Virginia
2070004	Mid Atlantic	Potomac River	Potomac River	Conococheague River-Opequon River	MD, PA, VA, WV
2070005	Mid Atlantic	Potomac River	Potomac River	South Fork Shenandoah River	Virginia
2070006	Mid Atlantic	Potomac River	Potomac River	North Fork Shenandoah River	Virginia, West Virginia
2070007	Mid Atlantic	Potomac River	Potomac River	Shenandoah River	Virginia, West Virginia
2070008	Mid Atlantic	Potomac River	Potomac River	Middle Potomac River-Catoctin River	DC, Virginia, Maryland
2070009	Mid Atlantic	Potomac River	Potomac River	Monocacy River	Maryland, Pennsylvania
2070010	Mid Atlantic	Potomac River	Potomac River	Middle Potomac River-Anacostia River-Occoquan River	DC, MD, VA
2070011	Mid Atlantic	Potomac River	Potomac River	Lower Potomac River	Maryland, Virginia
2080101	Mid Atlantic	Lower Chesapeake Bay	Lower Chesapeake Bay	Lower Chesapeake Bay	Virginia
2080102	Mid Atlantic	Lower Chesapeake Bay	Lower Chesapeake Bay	Great Wicomico River-Plankatank River	Virginia
2080103	Mid Atlantic	Lower Chesapeake Bay	Lower Chesapeake Bay	Rapidan River-Upper Rappahannock River	Virginia
2080104	Mid Atlantic	Lower Chesapeake Bay	Lower Chesapeake Bay	Lower Rappahannock River	Virginia
2080105	Mid Atlantic	Lower Chesapeake Bay	Lower Chesapeake Bay	Mattaponi River	Virginia
2080106	Mid Atlantic	Lower Chesapeake Bay	Lower Chesapeake Bay	Pamunkey River	Virginia
2080107	Mid Atlantic	Lower Chesapeake Bay	Lower Chesapeake Bay	York River	Virginia
2080108	Mid Atlantic	Lower Chesapeake Bay	Lower Chesapeake Bay	Lynnhaven River-Poquoson River	Virginia
2080109	Mid Atlantic	Lower Chesapeake Bay	Lower Chesapeake Bay	Western Lower Delmarva River	Virginia
2080110	Mid Atlantic	Lower Chesapeake Bay	Lower Chesapeake Bay	Eastern Lower Delmarva River	Virginia
2080201	Mid Atlantic	Lower Chesapeake Bay	James River	Upper James River	Virginia, West Virginia
2080202	Mid Atlantic	Lower Chesapeake Bay	James River	Maury River	Virginia
2080203	Mid Atlantic	Lower Chesapeake Bay	James River	Middle James River-Buffalo River	Virginia
2080204	Mid Atlantic	Lower Chesapeake Bay	James River	Rivanna River	Virginia
2080205	Mid Atlantic	Lower Chesapeake Bay	James River	Middle James River-Willis River	Virginia
2080206	Mid Atlantic	Lower Chesapeake Bay	James River	Lower James River	Virginia
2080207	Mid Atlantic	Lower Chesapeake Bay	James River	Appomattox River	Virginia
2080208	Mid Atlantic	Lower Chesapeake Bay	James River	Hampton Roads	Virginia
3010101	South Atlantic-Gulf	Chowan River-Roanoke River	Roanoke River	Upper Roanoke River	Virginia
3010102	South Atlantic-Gulf	Chowan River-Roanoke River	Roanoke River	Middle Roanoke River	North Carolina, Virginia
3010103	South Atlantic-Gulf	Chowan River-Roanoke River	Roanoke River	Upper Dan River	North Carolina, Virginia
3010104	South Atlantic-Gulf	Chowan River-Roanoke River	Roanoke River	Lower Dan River	North Carolina, Virginia
3010105	South Atlantic-Gulf	Chowan River-Roanoke River	Roanoke River	Banister River	Virginia
3010106	South Atlantic-Gulf	Chowan River-Roanoke River	Roanoke River	Roanoke Rapids River	North Carolina, Virginia
3010107	South Atlantic-Gulf	Chowan River-Roanoke River	Roanoke River	Lower Roanoke River	North Carolina
3010201	South Atlantic-Gulf	Chowan River-Roanoke River	Albemarle Sound-Chowan River	Nottoway River	North Carolina, Virginia
3010202	South Atlantic-Gulf	Chowan River-Roanoke River	Albemarle Sound-Chowan River	Blackwater River	North Carolina, Virginia
3010203	South Atlantic-Gulf	Chowan River-Roanoke River	Albemarle Sound-Chowan River	Chowan River	North Carolina, Virginia
3010204	South Atlantic-Gulf	Chowan River-Roanoke River	Albemarle Sound-Chowan River	Meheriin River	North Carolina, Virginia
3010205	South Atlantic-Gulf	Chowan River-Roanoke River	Albemarle Sound-Chowan River	Albemarle Sound	North Carolina, Virginia
3020101	South Atlantic-Gulf	Neuse River-Pamlico River	Pamlico River	Upper Tar River	North Carolina
3020102	South Atlantic-Gulf	Neuse River-Pamlico River	Pamlico River	Fishing River	North Carolina
3020103	South Atlantic-Gulf	Neuse River-Pamlico River	Pamlico River	Lower Tar River	North Carolina
3020104	South Atlantic-Gulf	Neuse River-Pamlico River	Pamlico River	Pamlico River	North Carolina
3020105	South Atlantic-Gulf	Neuse River-Pamlico River	Pamlico River	Pamlico Sound	North Carolina
3020106	South Atlantic-Gulf	Neuse River-Pamlico River	Pamlico River	Bogue River-Core Sounds River	North Carolina
3020201	South Atlantic-Gulf	Neuse River-Pamlico River	Neuse River	Upper Neuse River	North Carolina
3020202	South Atlantic-Gulf	Neuse River-Pamlico River	Neuse River	Middle Neuse River	North Carolina
3020203	South Atlantic-Gulf	Neuse River-Pamlico River	Neuse River	Contentnea River	North Carolina
3020204	South Atlantic-Gulf	Neuse River-Pamlico River	Neuse River	Lower Neuse River	North Carolina
3030001	South Atlantic-Gulf	Cape Fear River	Cape Fear River	New River	North Carolina
3030002	South Atlantic-Gulf	Cape Fear River	Cape Fear River	Haw River	North Carolina
3030003	South Atlantic-Gulf	Cape Fear River	Cape Fear River	Deep River	North Carolina
3030004	South Atlantic-Gulf	Cape Fear River	Cape Fear River	Upper Cape Fear River	North Carolina
3030005	South Atlantic-Gulf	Cape Fear River	Cape Fear River	Lower Cape Fear River	North Carolina
3030006	South Atlantic-Gulf	Cape Fear River	Cape Fear River	Black River	North Carolina
3030007	South Atlantic-Gulf	Cape Fear River	Cape Fear River	Northeast Cape Fear River	North Carolina
3040101	South Atlantic-Gulf	Pee Dee River	Upper Pee Dee River	Upper Yadkin River	Virginia, North Carolina
3040102	South Atlantic-Gulf	Pee Dee River	Upper Pee Dee River	South Yadkin River	North Carolina
3040103	South Atlantic-Gulf	Pee Dee River	Upper Pee Dee River	Lower Yadkin River	North Carolina
3040104	South Atlantic-Gulf	Pee Dee River	Upper Pee Dee River	Upper Pee Dee River	North Carolina, South Carolina
3040105	South Atlantic-Gulf	Pee Dee River	Upper Pee Dee River	Rocky River	North Carolina, South Carolina
3040201	South Atlantic-Gulf	Pee Dee River	Lower Pee Dee River	Lower Pee Dee River	North Carolina, South Carolina
3040202	South Atlantic-Gulf	Pee Dee River	Lower Pee Dee River	Lynches River	North Carolina, South Carolina
3040203	South Atlantic-Gulf	Pee Dee River	Lower Pee Dee River	Lumber River	North Carolina, South Carolina
3040204	South Atlantic-Gulf	Pee Dee River	Lower Pee Dee River	Little Pee Dee River	North Carolina, South Carolina
3040205	South Atlantic-Gulf	Pee Dee River	Lower Pee Dee River	Black River	South Carolina
3040206	South Atlantic-Gulf	Pee Dee River	Lower Pee Dee River	Waccamaw River	North Carolina, South Carolina
3040207	South Atlantic-Gulf	Pee Dee River	Lower Pee Dee River	Carolina Coastal-Sampit River	North Carolina, South Carolina
3050101	South Atlantic-Gulf	Edisto River-Santee River	Santee River	Upper Catawba River	North Carolina, South Carolina
3050102	South Atlantic-Gulf	Edisto River-Santee River	Santee River	South Fork Catawba River	North Carolina
3050103	South Atlantic-Gulf	Edisto River-Santee River	Santee River	Lower Catawba River	North Carolina, South Carolina
3050104	South Atlantic-Gulf	Edisto River-Santee River	Santee River	Wateree River	South Carolina
3050105	South Atlantic-Gulf	Edisto River-Santee River	Santee River	Upper Broad River	North Carolina, South Carolina
3050106	South Atlantic-Gulf	Edisto River-Santee River	Santee River	Lower Broad River	South Carolina
3050107	South Atlantic-Gulf	Edisto River-Santee River	Santee River	Tyger River	South Carolina
3050108	South Atlantic-Gulf	Edisto River-Santee River	Santee River	Enoree River	South Carolina
3050109	South Atlantic-Gulf	Edisto River-Santee River	Santee River	Saluda River	South Carolina
3050110	South Atlantic-Gulf	Edisto River-Santee River	Santee River	Congaree River	South Carolina
3050111	South Atlantic-Gulf	Edisto River-Santee River	Santee River	Lake Marion	South Carolina
3050112	South Atlantic-Gulf	Edisto River-Santee River	Santee River	Santee River	South Carolina
3050201	South Atlantic-Gulf	Edisto River-Santee River	Edisto River-South Carolina Coastal	Cooper River	South Carolina
3050202	South Atlantic-Gulf	Edisto River-Santee River	Edisto River-South Carolina Coastal	South Carolina Coastal	South Carolina
3050203	South Atlantic-Gulf	Edisto River-Santee River	Edisto River-South Carolina Coastal	North Fork Edisto River	South Carolina
3050204	South Atlantic-Gulf	Edisto River-Santee River	Edisto River-South Carolina Coastal	South Fork Edisto River	South Carolina
3050205	South Atlantic-Gulf	Edisto River-Santee River	Edisto River-South Carolina Coastal	Edisto River	South Carolina
3050206	South Atlantic-Gulf	Edisto River-Santee River	Edisto River-South Carolina Coastal	Four Hole Swamp	South Carolina
3050207	South Atlantic-Gulf	Edisto River-Santee River	Edisto River-South Carolina Coastal	Salkehatchie River	South Carolina
3050208	South Atlantic-Gulf	Edisto River-Santee River	Edisto River-South Carolina Coastal	Broad River-St. Helena River	South Carolina
3060101	South Atlantic-Gulf	Ogeechee River-Savannah River	Savannah River	Seneca River	North Carolina, South Carolina
3060102	South Atlantic-Gulf	Ogeechee River-Savannah River	Savannah River	Tugaloo River	Georgia, North Carolina, South Carolina
3060103	South Atlantic-Gulf	Ogeechee River-Savannah River	Savannah River	Upper Savannah River	Georgia, South Carolina
3060104	South Atlantic-Gulf	Ogeechee River-Savannah River	Savannah River	Broad River	Georgia
3060105	South Atlantic-Gulf	Ogeechee River-Savannah River	Savannah River	Little River	Georgia
3060106	South Atlantic-Gulf	Ogeechee River-Savannah River	Savannah River	Middle Savannah River	Georgia, South Carolina
3060107	South Atlantic-Gulf	Ogeechee River-Savannah River	Savannah River	Stevens River	South Carolina
3060108	South Atlantic-Gulf	Ogeechee River-Savannah River	Savannah River	Brier River	Georgia
3060109	South Atlantic-Gulf	Ogeechee River-Savannah River	Savannah River	Lower Savannah River	Georgia, South Carolina
3060201	South Atlantic-Gulf	Ogeechee River-Savannah River	Ogeechee River	Upper Ogeechee River	Georgia
3060202	South Atlantic-Gulf	Ogeechee River-Savannah River	Ogeechee River	Lower Ogeechee River	Gerogia
3060203	South Atlantic-Gulf	Ogeechee River-Savannah River	Ogeechee River	Canoochee River	Georgia
3060204	South Atlantic-Gulf	Ogeechee River-Savannah River	Ogeechee River	Ogeechee Coastal	Gerogia
3070101	South Atlantic-Gulf	Altamaha River-St. Marys River	Altamaha River	Upper Oconee River	Georgia
3070102	South Atlantic-Gulf	Altamaha River-St. Marys River	Altamaha River	Lower Oconee River	Georgia
3070103	South Atlantic-Gulf	Altamaha River-St. Marys River	Altamaha River	Upper Ocmulgee River	Georgia
3070104	South Atlantic-Gulf	Altamaha River-St. Marys River	Altamaha River	Lower Ocmulgee River	Georgia
3070105	South Atlantic-Gulf	Altamaha River-St. Marys River	Altamaha River	Little Ocmulgee River	Georgia
3070106	South Atlantic-Gulf	Altamaha River-St. Marys River	Altamaha River	Altamha River	Georgia
3070107	South Atlantic-Gulf	Altamaha River-St. Marys River	Altamaha River	Ohoopee River	Georgia
3070201	South Atlantic-Gulf	Altamaha River-St. Marys River	St. Marys River-Satilla River	Satilla River	Georgia
3070202	South Atlantic-Gulf	Altamaha River-St. Marys River	St. Marys River-Satilla River	Little Satilla River	Georgia
3070203	South Atlantic-Gulf	Altamaha River-St. Marys River	St. Marys River-Satilla River	Cumberland River-St. Simons River	Georgia
3070204	South Atlantic-Gulf	Altamaha River-St. Marys River	St. Marys River-Satilla River	St. Marys River	Florida, Georgia
3070205	South Atlantic-Gulf	Altamaha River-St. Marys River	St. Marys River-Satilla River	Nassau River	Florida
3080101	South Atlantic-Gulf	St. Johns River	St. Johns River	Upper St. Johns River	Florida
3080102	South Atlantic-Gulf	St. Johns River	St. Johns River	Oklawaha River	Florida
3080103	South Atlantic-Gulf	St. Johns River	St. Johns River	Lower St. Johns River	Florida
3080201	South Atlantic-Gulf	St. Johns River	East Florida Coastal	Daytona River-St. Augustine River	Florida
3080202	South Atlantic-Gulf	St. Johns River	East Florida Coastal	Cape Canaveral River	Florida
3080203	South Atlantic-Gulf	St. Johns River	East Florida Coastal	Vero Beach River	Florida
3090101	South Atlantic-Gulf	Southern Florida	Kissimmee River	Kissimmee River	Florida
3090102	South Atlantic-Gulf	Southern Florida	Kissimmee River	Northern Okeechobee Inflow River	Florida
3090103	South Atlantic-Gulf	Southern Florida	Kissimmee River	Western Okeechobee Inflow River	Florida
3090201	South Atlantic-Gulf	Southern Florida	Southern Florida	Lake Okeechobee	Florida
3090202	South Atlantic-Gulf	Southern Florida	Southern Florida	Everglades	Florida
3090203	South Atlantic-Gulf	Southern Florida	Southern Florida	Florida Bay-Florida Keys River	Florida
3090204	South Atlantic-Gulf	Southern Florida	Southern Florida	Big Cypress Swamp	Florida
3090205	South Atlantic-Gulf	Southern Florida	Southern Florida	Caloosahatchee River	Florida
3100101	South Atlantic-Gulf	Peace River-Tampa Bay	Peace River	Peace River	Florida
3100102	South Atlantic-Gulf	Peace River-Tampa Bay	Peace River	Myakka River	Florida
3100103	South Atlantic-Gulf	Peace River-Tampa Bay	Peace River	Charlotte Harbor River	Florida
3100201	South Atlantic-Gulf	Peace River-Tampa Bay	Tampa Bay	Sarasota Bay	Florida
3100202	South Atlantic-Gulf	Peace River-Tampa Bay	Tampa Bay	Manatee River	Florida
3100203	South Atlantic-Gulf	Peace River-Tampa Bay	Tampa Bay	Little Manatee River	Florida
3100204	South Atlantic-Gulf	Peace River-Tampa Bay	Tampa Bay	Alafia River	Florida
3100205	South Atlantic-Gulf	Peace River-Tampa Bay	Tampa Bay	Hillsborough River	Florida
3100206	South Atlantic-Gulf	Peace River-Tampa Bay	Tampa Bay	Tampa Bay	Florida
3100207	South Atlantic-Gulf	Peace River-Tampa Bay	Tampa Bay	Crystal River-Pithlachascotee River	Florida
3100208	South Atlantic-Gulf	Peace River-Tampa Bay	Tampa Bay	Withlacoochee River	Florida
3110101	South Atlantic-Gulf	Suwannee River	Aucilla River-Waccasassa River	Waccasassa River	Florida
3110102	South Atlantic-Gulf	Suwannee River	Aucilla River-Waccasassa River	Econfina River-Steinhatchee River	Florida
3110103	South Atlantic-Gulf	Suwannee River	Aucilla River-Waccasassa River	Aucilla River	Florida, Georgia
3110201	South Atlantic-Gulf	Suwannee River	Suwannee River	Upper Suwannee River	Florida, Georgia
3110202	South Atlantic-Gulf	Suwannee River	Suwannee River	Alapaha River	Florida, Georgia
3110203	South Atlantic-Gulf	Suwannee River	Suwannee River	Withlacoochee River	Florida, Georgia
3110204	South Atlantic-Gulf	Suwannee River	Suwannee River	Little River	Georgia
3110205	South Atlantic-Gulf	Suwannee River	Suwannee River	Lower Suwannee River	Florida
3110206	South Atlantic-Gulf	Suwannee River	Suwannee River	Santa Fe River	Florida
3120001	South Atlantic-Gulf	Ochlockonee River	Ochlockonee River	Apalachee Bay-St. Marks River	Florida, Georgia
3120002	South Atlantic-Gulf	Ochlockonee River	Ochlockonee River	Upper Ochlockonee River	Georgia
3120003	South Atlantic-Gulf	Ochlockonee River	Ochlockonee River	Lower Ochlockonee River	Florida, Georgia
3130001	South Atlantic-Gulf	Apalachicola River	Apalachicola River	Upper Chattahoochee River	Georgia
3130002	South Atlantic-Gulf	Apalachicola River	Apalachicola River	Middle Chattahoochee River-Lake Harding	Alabama, Georgia
3130003	South Atlantic-Gulf	Apalachicola River	Apalachicola River	Middle Chattahoochee River-Walter F. George Reservoir	AL, GA
3130004	South Atlantic-Gulf	Apalachicola River	Apalachicola River	Lower Chattahoochee River	Alabama, Florida, Georgia
3130005	South Atlantic-Gulf	Apalachicola River	Apalachicola River	Upper Flint River	Georgia
3130006	South Atlantic-Gulf	Apalachicola River	Apalachicola River	Middle Flint River	Georgia
3130007	South Atlantic-Gulf	Apalachicola River	Apalachicola River	Kinchafoonee River-Muckalee River	Georgia
3130008	South Atlantic-Gulf	Apalachicola River	Apalachicola River	Lower Flint River	Georgia
3130009	South Atlantic-Gulf	Apalachicola River	Apalachicola River	Ichawaynochaway River	Georgia
3130010	South Atlantic-Gulf	Apalachicola River	Apalachicola River	Spring River	Georgia
3130011	South Atlantic-Gulf	Apalachicola River	Apalachicola River	Apalachicola River	Florida
3130012	South Atlantic-Gulf	Apalachicola River	Apalachicola River	Chipola River	Alabama, Florida
3130013	South Atlantic-Gulf	Apalachicola River	Apalachicola River	New River	Florida
3130014	South Atlantic-Gulf	Apalachicola River	Apalachicola River	Apalachicola Bay	Florida
3140101	South Atlantic-Gulf	Choctawhatchee River-Escambia River	Florida Panhandle Coastal	St. Andrew River-St. Joseph Bays	Florida
3140102	South Atlantic-Gulf	Choctawhatchee River-Escambia River	Florida Panhandle Coastal	Choctawhatchee Bay	Florida
3140103	South Atlantic-Gulf	Choctawhatchee River-Escambia River	Florida Panhandle Coastal	Yellow River	Alabama, Florida
3140104	South Atlantic-Gulf	Choctawhatchee River-Escambia River	Florida Panhandle Coastal	Blackwater River	Alabama, Florida
3140105	South Atlantic-Gulf	Choctawhatchee River-Escambia River	Florida Panhandle Coastal	Pensacola Bay	Florida
3140106	South Atlantic-Gulf	Choctawhatchee River-Escambia River	Florida Panhandle Coastal	Perdido River	Alabama, Florida
3140107	South Atlantic-Gulf	Choctawhatchee River-Escambia River	Florida Panhandle Coastal	Perdido Bay	Alabama, Florida
3140201	South Atlantic-Gulf	Choctawhatchee River-Escambia River	Choctawhatchee River	Upper Choctawhatchee River	Alabama
3140202	South Atlantic-Gulf	Choctawhatchee River-Escambia River	Choctawhatchee River	Pea River	Alabama, Florida
3140203	South Atlantic-Gulf	Choctawhatchee River-Escambia River	Choctawhatchee River	Lower Choctawatchee River	Alabama, Florida
3140301	South Atlantic-Gulf	Choctawhatchee River-Escambia River	Escambia River	Upper Conecuh River	Alabama
3140302	South Atlantic-Gulf	Choctawhatchee River-Escambia River	Escambia River	Patsaliga River	Alabama
3140303	South Atlantic-Gulf	Choctawhatchee River-Escambia River	Escambia River	Sepulga River	Alabama
3140304	South Atlantic-Gulf	Choctawhatchee River-Escambia River	Escambia River	Lower Conecuh River	Alabama, Florida
3140305	South Atlantic-Gulf	Choctawhatchee River-Escambia River	Escambia River	Escambia River	Alabama, Florida
3150101	South Atlantic-Gulf	Alabama River	Coosa River-Tallapoosa River	Conasauga River	Georgia, Tennessee
3150102	South Atlantic-Gulf	Alabama River	Coosa River-Tallapoosa River	Coosawattee River	Georgia
3150103	South Atlantic-Gulf	Alabama River	Coosa River-Tallapoosa River	Oostanaula River	Georgia
3150104	South Atlantic-Gulf	Alabama River	Coosa River-Tallapoosa River	Etowah River	Georgia
3150105	South Atlantic-Gulf	Alabama River	Coosa River-Tallapoosa River	Upper Coosa River	Alabama, Georgia
3150106	South Atlantic-Gulf	Alabama River	Coosa River-Tallapoosa River	Middle Coosa River	Alabama
3150107	South Atlantic-Gulf	Alabama River	Coosa River-Tallapoosa River	Lower Coosa River	Alabama
3150108	South Atlantic-Gulf	Alabama River	Coosa River-Tallapoosa River	Upper Tallapoosa River	Alabama, Georgia
3150109	South Atlantic-Gulf	Alabama River	Coosa River-Tallapoosa River	Middle Tallapoosa River	Alabama
3150110	South Atlantic-Gulf	Alabama River	Coosa River-Tallapoosa River	Lower Tallapoosa River	Alabama
3150201	South Atlantic-Gulf	Alabama River	Alabama River	Upper Alabama River	Alabama
3150202	South Atlantic-Gulf	Alabama River	Alabama River	Cahaba River	Alabama
3150203	South Atlantic-Gulf	Alabama River	Alabama River	Middle Alabama River	Alabama
3150204	South Atlantic-Gulf	Alabama River	Alabama River	Lower Alabama River	Alabama
3160101	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Black Warrior River-Tombigbee River	Upper Tombigbee River	Alabama, Mississippi
3160102	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Black Warrior River-Tombigbee River	Town River	Mississippi
3160103	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Black Warrior River-Tombigbee River	Buttahatchee River	Alabama, Mississippi
3160104	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Black Warrior River-Tombigbee River	Tibbee River	Mississippi
3160105	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Black Warrior River-Tombigbee River	Luxapallila River	Alabama, Mississippi
3160106	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Black Warrior River-Tombigbee River	Middle Tombigbee River-Lubbub River	Alabama, Mississippi
3160107	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Black Warrior River-Tombigbee River	Sipsey River	Alabama
3160108	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Black Warrior River-Tombigbee River	Noxubee River	Alabama, Mississippi
3160109	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Black Warrior River-Tombigbee River	Mulberry River	Alabama
3160110	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Black Warrior River-Tombigbee River	Sipsey Fork River	Alabama
3160111	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Black Warrior River-Tombigbee River	Locust River	Alabama
3160112	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Black Warrior River-Tombigbee River	Upper Black Warrior River	Alabama
3160113	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Black Warrior River-Tombigbee River	Lower Black Warrior River	Alabama
3160201	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Mobile Bay-Tombigbee River	Middle Tombigbee River-Chickasaw River	Alabama, Mississippi
3160202	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Mobile Bay-Tombigbee River	Sucarnoochee River	Alabama, Mississippi
3160203	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Mobile Bay-Tombigbee River	Lower Tombigbee River	Alabama
3160204	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Mobile Bay-Tombigbee River	Mobile River-Tensaw River	Alabama
3160205	South Atlantic-Gulf	Mobile Bay-Tombigbee River	Mobile Bay-Tombigbee River	Mobile Bay	Alabama
3170001	South Atlantic-Gulf	Pascagoula River	Pascagoula River	Chunky River-Okatibbee River	Mississippi
3170002	South Atlantic-Gulf	Pascagoula River	Pascagoula River	Upper Chickasawhay River	Alabama, Mississippi
3170003	South Atlantic-Gulf	Pascagoula River	Pascagoula River	Lower Chickasawhay River	Alabama, Mississippi
3170004	South Atlantic-Gulf	Pascagoula River	Pascagoula River	Upper Leaf River	Mississippi
3170005	South Atlantic-Gulf	Pascagoula River	Pascagoula River	Lower Leaf River	Mississippi
3170006	South Atlantic-Gulf	Pascagoula River	Pascagoula River	Pascagoula River	Mississippi
3170007	South Atlantic-Gulf	Pascagoula River	Pascagoula River	Black River	Mississippi
3170008	South Atlantic-Gulf	Pascagoula River	Pascagoula River	Escatawpa River	Alabama, Mississippi
3170009	South Atlantic-Gulf	Pascagoula River	Pascagoula River	Mississippi Coastal	Alabama, Mississippi
3180001	South Atlantic-Gulf	Pearl River	Pearl River	Upper Pearl River	Mississippi
3180002	South Atlantic-Gulf	Pearl River	Pearl River	Middle Pearl River-Strong River	Mississippi
3180003	South Atlantic-Gulf	Pearl River	Pearl River	Middle Pearl River-Silver River	Mississippi
3180004	South Atlantic-Gulf	Pearl River	Pearl River	Lower Pearl River	Louisiana, Mississippi
3180005	South Atlantic-Gulf	Pearl River	Pearl River	Bogue Chitto River	Louisiana, Mississippi
4010101	Great Lakes	Western Lake Superior	Northwestern Lake Superior	Baptism River-Brule River	Minnesota
4010102	Great Lakes	Western Lake Superior	Northwestern Lake Superior	Beaver River-Lester River	Minnesota
4010201	Great Lakes	Western Lake Superior	St. Louis River	St. Louis River	Minnesota, Wisconsin
4010202	Great Lakes	Western Lake Superior	St. Louis River	Cloquet River	Minnesota
4010301	Great Lakes	Western Lake Superior	Southwestern Lake Superior	Beartrap River-Nemadji River	Minnesota, Wisconsin
4010302	Great Lakes	Western Lake Superior	Southwestern Lake Superior	Bad River-Montreal River	Michigan, Wisconsin
4020101	Great Lakes	Southern Lake Superior-Lake Superior	Southcentral Lake Superior	Black River-Presque Isle River	Michigan, Wisconsin
4020102	Great Lakes	Southern Lake Superior-Lake Superior	Southcentral Lake Superior	Ontonagan River	Michigan, Wisconsin
4020103	Great Lakes	Southern Lake Superior-Lake Superior	Southcentral Lake Superior	Keweenaw Peninsula	Michigan
4020104	Great Lakes	Southern Lake Superior-Lake Superior	Southcentral Lake Superior	Sturgeon River	Michigan
4020105	Great Lakes	Southern Lake Superior-Lake Superior	Southcentral Lake Superior	Dead River-Kelsey River	Michigan
4020201	Great Lakes	Southern Lake Superior-Lake Superior	Southeastern Lake Superior	Betsy River-Chocolay River	Michigan
4020202	Great Lakes	Southern Lake Superior-Lake Superior	Southeastern Lake Superior	Tahquamenon River	Michigan
4020203	Great Lakes	Southern Lake Superior-Lake Superior	Southeastern Lake Superior	Waiska River	Michigan
4020300	Great Lakes	Southern Lake Superior-Lake Superior	Lake Superior	Lake Superior	Michigan, Minnesota, Wisconsin
4030101	Great Lakes	Northwestern Lake Michigan	Northwestern Lake Michigan	Manitowoc River-Sheboygan River	Wisconsin
4030102	Great Lakes	Northwestern Lake Michigan	Northwestern Lake Michigan	Door River-Kewaunee River	Wisconsin
4030103	Great Lakes	Northwestern Lake Michigan	Northwestern Lake Michigan	Duck River-Pensaukee River	Wisconsin
4030104	Great Lakes	Northwestern Lake Michigan	Northwestern Lake Michigan	Oconto River	Wisconsin
4030105	Great Lakes	Northwestern Lake Michigan	Northwestern Lake Michigan	Peshitgo River	Wisconsin
4030106	Great Lakes	Northwestern Lake Michigan	Northwestern Lake Michigan	Brule River	Michigan, Wisconsin
4030107	Great Lakes	Northwestern Lake Michigan	Northwestern Lake Michigan	Michigamme River	Michigan
4030108	Great Lakes	Northwestern Lake Michigan	Northwestern Lake Michigan	Menominee River	Michigan, Wisconsin
4030109	Great Lakes	Northwestern Lake Michigan	Northwestern Lake Michigan	Cedar River-Ford River	Michigan
4030110	Great Lakes	Northwestern Lake Michigan	Northwestern Lake Michigan	Escanaba River	Michigan
4030111	Great Lakes	Northwestern Lake Michigan	Northwestern Lake Michigan	Tacoosh River-Whitefish River	Michigan
4030112	Great Lakes	Northwestern Lake Michigan	Northwestern Lake Michigan	Fishdam River-Sturgeon River	Michigan
4030201	Great Lakes	Northwestern Lake Michigan	Fox River	Upper Fox River	Wisconsin
4030202	Great Lakes	Northwestern Lake Michigan	Fox River	Wolf River	Wisconsin
4030203	Great Lakes	Northwestern Lake Michigan	Fox River	Lake Winnebago	Wisconsin
4030204	Great Lakes	Northwestern Lake Michigan	Fox River	Lower Fox River	Wisconsin
4040001	Great Lakes	Southwestern Lake Michigan	Southwestern Lake Michigan	Little Calumet River-Galien River	Illinois, Indiana, Michigan
4040002	Great Lakes	Southwestern Lake Michigan	Southwestern Lake Michigan	Pike River-Root River	Illinois, Wisconsin
4040003	Great Lakes	Southwestern Lake Michigan	Southwestern Lake Michigan	Milwaukee River	Wisconsin
4050001	Great Lakes	Southeastern Lake Michigan	Southeastern Lake Michigan	St. Joseph River	Indiana, Michigan
4050002	Great Lakes	Southeastern Lake Michigan	Southeastern Lake Michigan	Black River-Macatawa River	Michigan
4050003	Great Lakes	Southeastern Lake Michigan	Southeastern Lake Michigan	Kalamazoo River	Michigan
4050004	Great Lakes	Southeastern Lake Michigan	Southeastern Lake Michigan	Upper Grand River	Michigan
4050005	Great Lakes	Southeastern Lake Michigan	Southeastern Lake Michigan	Maple River	Michigan
4050006	Great Lakes	Southeastern Lake Michigan	Southeastern Lake Michigan	Lower Grand River	Michigan
4050007	Great Lakes	Southeastern Lake Michigan	Southeastern Lake Michigan	Thornapple River	Michigan
4060101	Great Lakes	Northeastern Lake Michigan-Lake Michigan	Northeastern Lake Michigan	Pere Marquette River-White River	Michigan
4060102	Great Lakes	Northeastern Lake Michigan-Lake Michigan	Northeastern Lake Michigan	Muskegon River	Michigan
4060103	Great Lakes	Northeastern Lake Michigan-Lake Michigan	Northeastern Lake Michigan	Manistee River	Michigan
4060104	Great Lakes	Northeastern Lake Michigan-Lake Michigan	Northeastern Lake Michigan	Betsie River-Platte River	Michigan
4060105	Great Lakes	Northeastern Lake Michigan-Lake Michigan	Northeastern Lake Michigan	Boardman River-Charlevoix River	Michigan
4060106	Great Lakes	Northeastern Lake Michigan-Lake Michigan	Northeastern Lake Michigan	Manistique River	Michigan
4060107	Great Lakes	Northeastern Lake Michigan-Lake Michigan	Northeastern Lake Michigan	Brevoort River-Millecoquins River	Michigan
4060200	Great Lakes	Northeastern Lake Michigan-Lake Michigan	Lake Michigan	Lake Michigan	Illinois, Indiana, Michigan, Wisconsin
4070001	Great Lakes	Northwestern Lake Huron	Northwestern Lake Huron	St. Marys River	Michigan
4070002	Great Lakes	Northwestern Lake Huron	Northwestern Lake Huron	Carp River-Pine River	Michigan
4070003	Great Lakes	Northwestern Lake Huron	Northwestern Lake Huron	Lone Lake-Ocqueoc River	Michigan
4070004	Great Lakes	Northwestern Lake Huron	Northwestern Lake Huron	Cheboygan River	Michigan
4070005	Great Lakes	Northwestern Lake Huron	Northwestern Lake Huron	Black River	Michigan
4070006	Great Lakes	Northwestern Lake Huron	Northwestern Lake Huron	Thunder Bay	Michigan
4070007	Great Lakes	Northwestern Lake Huron	Northwestern Lake Huron	Au Sable River	Michigan
4080101	Great Lakes	Southwestern Lake Huron-Lake Huron	Southwestern Lake Huron	Au Gres River-Rifle River	Michigan
4080102	Great Lakes	Southwestern Lake Huron-Lake Huron	Southwestern Lake Huron	Kawkawlin River-Pine River	Michigan
4080103	Great Lakes	Southwestern Lake Huron-Lake Huron	Southwestern Lake Huron	Pigeon River-Wiscoggin River	Michigan
4080104	Great Lakes	Southwestern Lake Huron-Lake Huron	Southwestern Lake Huron	Birch River-Willow River	Michigan
4080201	Great Lakes	Southwestern Lake Huron-Lake Huron	Saginaw River	Tittabawassee River	Michigan
4080202	Great Lakes	Southwestern Lake Huron-Lake Huron	Saginaw River	Pine River	Michigan
4080203	Great Lakes	Southwestern Lake Huron-Lake Huron	Saginaw River	Shiawassee River	Michigan
4080204	Great Lakes	Southwestern Lake Huron-Lake Huron	Saginaw River	Flint River	Michigan
4080205	Great Lakes	Southwestern Lake Huron-Lake Huron	Saginaw River	Cass River	Michigan
4080206	Great Lakes	Southwestern Lake Huron-Lake Huron	Saginaw River	Saginaw River	Michigan
4080300	Great Lakes	Southwestern Lake Huron-Lake Huron	Lake Huron	Lake Huron	Michigan
4090001	Great Lakes	St. Clair River-Detroit River	St. Clair River-Detroit River	St. Clair River	Michigan
4090002	Great Lakes	St. Clair River-Detroit River	St. Clair River-Detroit River	Lake St. Clair	Michigan
4090003	Great Lakes	St. Clair River-Detroit River	St. Clair River-Detroit River	Clinton River	Michigan
4090004	Great Lakes	St. Clair River-Detroit River	St. Clair River-Detroit River	Detroit River	Michigan
4090005	Great Lakes	St. Clair River-Detroit River	St. Clair River-Detroit River	Huron	Michigan
4100001	Great Lakes	Western Lake Erie	Western Lake Erie	Ottawa River-Stony River	Michigan, Ohio
4100002	Great Lakes	Western Lake Erie	Western Lake Erie	Raisin River	Michigan, Ohio
4100003	Great Lakes	Western Lake Erie	Western Lake Erie	St. Joseph River	Indiana, Michigan, Ohio
4100004	Great Lakes	Western Lake Erie	Western Lake Erie	St. Marys River	Indiana, Ohio
4100005	Great Lakes	Western Lake Erie	Western Lake Erie	Upper Maumee River	Indiana, Ohio
4100006	Great Lakes	Western Lake Erie	Western Lake Erie	Tiffin River	Michigan, Ohio
4100007	Great Lakes	Western Lake Erie	Western Lake Erie	Auglaize River	Indiana, Ohio
4100008	Great Lakes	Western Lake Erie	Western Lake Erie	Blanchard River	Ohio
4100009	Great Lakes	Western Lake Erie	Western Lake Erie	Lower Maumee River	Ohio
4100010	Great Lakes	Western Lake Erie	Western Lake Erie	Cedar River-Portage River	Ohio
4100011	Great Lakes	Western Lake Erie	Western Lake Erie	Sandusky River	Ohio
4100012	Great Lakes	Western Lake Erie	Western Lake Erie	Huron-Vermilion River	Ohio
4110001	Great Lakes	Southern Lake Erie	Southern Lake Erie	Black River-Rocky River	Ohio
4110002	Great Lakes	Southern Lake Erie	Southern Lake Erie	Cuyahoga River	Ohio
4110003	Great Lakes	Southern Lake Erie	Southern Lake Erie	Ashtabula River-Chagrin River	Ohio, Pennsylvania
4110004	Great Lakes	Southern Lake Erie	Southern Lake Erie	Grand River	Ohio
4120101	Great Lakes	Eastern Lake Erie-Lake Erie	Eastern Lake Erie	Chautauqua River-Conneaut River	New York, Ohio, Pennsylvania
4120102	Great Lakes	Eastern Lake Erie-Lake Erie	Eastern Lake Erie	Cattaraugus River	New York
4120103	Great Lakes	Eastern Lake Erie-Lake Erie	Eastern Lake Erie	Buffalo River-Eighteenmile River	New York
4120104	Great Lakes	Eastern Lake Erie-Lake Erie	Eastern Lake Erie	Niagara River	New York
4120200	Great Lakes	Eastern Lake Erie-Lake Erie	Lake Erie	Lake Erie	Michigan, New York, Ohio, Pennsylvania
4130001	Great Lakes	Southwestern Lake Ontario	Southwestern Lake Ontario	Oak Orchard River-Twelvemile River	New York
4130002	Great Lakes	Southwestern Lake Ontario	Southwestern Lake Ontario	Upper Genesee River	New York, Pennsylvania
4130003	Great Lakes	Southwestern Lake Ontario	Southwestern Lake Ontario	Lower Genesee River	New York
4140101	Great Lakes	Southeastern Lake Ontario	Southeastern Lake Ontario	Irondequoit River-Ninemile River	New York
4140102	Great Lakes	Southeastern Lake Ontario	Southeastern Lake Ontario	Salmon River-Sandy River	New York
4140201	Great Lakes	Southeastern Lake Ontario	Oswego River	Seneca River	New York
4140202	Great Lakes	Southeastern Lake Ontario	Oswego River	Oneida River	New York
4140203	Great Lakes	Southeastern Lake Ontario	Oswego River	Oswego River	New York
4150101	Great Lakes	Northeastern Lake Ontario-Lake Ontario-St. Lawrence River	Northeastern Lake Ontario	Black River	New York
4150102	Great Lakes	Northeastern Lake Ontario-Lake Ontario-St. Lawrence River	Northeastern Lake Ontario	Chaumont River-Perch River	New York
4150200	Great Lakes	Northeastern Lake Ontario-Lake Ontario-St. Lawrence River	Lake Ontario	Lake Ontario	New York
4150301	Great Lakes	Northeastern Lake Ontario-Lake Ontario-St. Lawrence River	St. Lawrence River	Upper St. Lawrence River	New York
4150302	Great Lakes	Northeastern Lake Ontario-Lake Ontario-St. Lawrence River	St. Lawrence River	Oswegatchie River	New York
4150303	Great Lakes	Northeastern Lake Ontario-Lake Ontario-St. Lawrence River	St. Lawrence River	Indian River	New York
4150304	Great Lakes	Northeastern Lake Ontario-Lake Ontario-St. Lawrence River	St. Lawrence River	Grass River	New York
4150305	Great Lakes	Northeastern Lake Ontario-Lake Ontario-St. Lawrence River	St. Lawrence River	Raquette River	New York
4150306	Great Lakes	Northeastern Lake Ontario-Lake Ontario-St. Lawrence River	St. Lawrence River	St. Regis River	New York
4150307	Great Lakes	Northeastern Lake Ontario-Lake Ontario-St. Lawrence River	St. Lawrence River	English River-Salmon River	New York
5010001	Ohio River	Allegheny River	Allegheny River	Upper Allegheny River	Pennsylvania, New York
5010002	Ohio River	Allegheny River	Allegheny River	Conewango River	Pennsylvania, New York
5010003	Ohio River	Allegheny River	Allegheny River	Middle Allegheny River-Tionesta River	Pennsylvania
5010004	Ohio River	Allegheny River	Allegheny River	French River	Pennsylvania, New York
5010005	Ohio River	Allegheny River	Allegheny River	Clarion River	Pennsylvania
5010006	Ohio River	Allegheny River	Allegheny River	Middle Allegheny River-Redbank River	New York
5010007	Ohio River	Allegheny River	Allegheny River	Conemaugh River	Pennsylvania
5010008	Ohio River	Allegheny River	Allegheny River	Kiskiminetas River	Pennsylvania
5010009	Ohio River	Allegheny River	Allegheny River	Lower Allegheny River	Pennsylvania
5020001	Ohio River	Monongahela River	Monongahela River	Tygart Valley	West Virginia
5020002	Ohio River	Monongahela River	Monongahela River	West Fork River	West Virginia
5020003	Ohio River	Monongahela River	Monongahela River	Upper Monongahela River	Pennsylvania, West Virginia
5020004	Ohio River	Monongahela River	Monongahela River	Cheat River	Pennsylvania, West Virginia
5020005	Ohio River	Monongahela River	Monongahela River	Lower Monongahela River	Pennsylvania, West Virginia
5020006	Ohio River	Monongahela River	Monongahela River	Youghiogheny River	Maryland, Pennsylvania, West Virginia
5030101	Ohio River	Upper Ohio River	Upper Ohio River-Beaver River	Upper Ohio River	Ohio, Pennsylvania, West Virginia
5030102	Ohio River	Upper Ohio River	Upper Ohio River-Beaver River	Shenango River	Ohio, Pennsylvania
5030103	Ohio River	Upper Ohio River	Upper Ohio River-Beaver River	Mahoning River	Ohio, Pennsylvania
5030104	Ohio River	Upper Ohio River	Upper Ohio River-Beaver River	Beaver River	Pennsylvania
5030105	Ohio River	Upper Ohio River	Upper Ohio River-Beaver River	Connoquenessing River	Pennsylvania
5030106	Ohio River	Upper Ohio River	Upper Ohio River-Beaver River	Upper Ohio River-Wheeling River	Ohio, Pennsylvania, West Virginia
5030201	Ohio River	Upper Ohio River	Upper Ohio River-Little Kanawha River	Little Musringum River-Middle Island River	Ohio, West Virginia
5030202	Ohio River	Upper Ohio River	Upper Ohio River-Little Kanawha River	Upper Ohio River-Shade River	Ohio, West Virginia
5030203	Ohio River	Upper Ohio River	Upper Ohio River-Little Kanawha River	Little Kanawha River	West Virginia
5030204	Ohio River	Upper Ohio River	Upper Ohio River-Little Kanawha River	Hocking River	Ohio
5040001	Ohio River	Muskingum River	Muskingum River	Tuscarawas River	Ohio
5040002	Ohio River	Muskingum River	Muskingum River	Mohican River	Ohio
5040003	Ohio River	Muskingum River	Muskingum River	Walhonding River	Ohio
5040004	Ohio River	Muskingum River	Muskingum River	Muskingum River	Ohio
5040005	Ohio River	Muskingum River	Muskingum River	Wills River	Ohio
5040006	Ohio River	Muskingum River	Muskingum River	Licking River	Ohio
5050001	Ohio River	Kanawha River	Kanawha River	Upper New River	North Carolina, Virginia
5050002	Ohio River	Kanawha River	Kanawha River	Middle New River	Virginia, West Virginia
5050003	Ohio River	Kanawha River	Kanawha River	Greenbrier River	West Virginia
5050004	Ohio River	Kanawha River	Kanawha River	Lower New River	West Virginia
5050005	Ohio River	Kanawha River	Kanawha River	Gauley River	West Virginia
5050006	Ohio River	Kanawha River	Kanawha River	Upper Kanawha River	West Virginia
5050007	Ohio River	Kanawha River	Kanawha River	Elk River	West Virginia
5050008	Ohio River	Kanawha River	Kanawha River	Lower Kanawha River	West Virginia
5050009	Ohio River	Kanawha River	Kanawha River	Coal River	West Virginia
5060001	Ohio River	Scioto River	Scioto River	Upper Scioto River	Ohio
5060002	Ohio River	Scioto River	Scioto River	Lower Scioto River	Ohio
5060003	Ohio River	Scioto River	Scioto River	Paint River	Ohio
5070101	Ohio River	Big Sandy River-Guyandotte River	Guyandotte River	Upper Guyandotte River	West Virginia
5070102	Ohio River	Big Sandy River-Guyandotte River	Guyandotte River	Lower Guyandotte River	West Virginia
5070201	Ohio River	Big Sandy River-Guyandotte River	Big Sandy River	Tug River	Kentucky, Virginia, West Virginia
5070202	Ohio River	Big Sandy River-Guyandotte River	Big Sandy River	Upper Levisa River	Kentucky, Virginia
5070203	Ohio River	Big Sandy River-Guyandotte River	Big Sandy River	Lower Levisa River	Kentucky
5070204	Ohio River	Big Sandy River-Guyandotte River	Big Sandy River	Big Sandy River	Kentucky, West Virginia
5080001	Ohio River	Great Miami River	Great Miami River	Upper Great Miami River	Indiana, Ohio
5080002	Ohio River	Great Miami River	Great Miami River	Lower Great Miami River	Indiana, Ohio
5080003	Ohio River	Great Miami River	Great Miami River	Whitewater River	Indiana, Ohio
5090101	Ohio River	Middle Ohio River	Middle Ohio River-Raccoon Creek	Raccoon Creek-Symmes River	Ohio, West Virginia
5090102	Ohio River	Middle Ohio River	Middle Ohio River-Raccoon Creek	Twelvepole River	West Virginia
5090103	Ohio River	Middle Ohio River	Middle Ohio River-Raccoon Creek	Little Scioto River-Tygarts River	Kentucky, Ohio
5090104	Ohio River	Middle Ohio River	Middle Ohio River-Raccoon Creek	Little Sandy River	Kentucky
5090201	Ohio River	Middle Ohio River	Middle Ohio River-Little Miami River	Ohio Brush River-Whiteoak River	Kentucky, Ohio
5090202	Ohio River	Middle Ohio River	Middle Ohio River-Little Miami River	Little Miami River	Ohio
5090203	Ohio River	Middle Ohio River	Middle Ohio River-Little Miami River	Middle Ohio River-Laughery River	Indiana, Kentucky, Ohio
5100101	Ohio River	Kentucky River-Licking River	Licking River	Licking River	Kentucky
5100102	Ohio River	Kentucky River-Licking River	Licking River	South Fork Licking River	Kentucky
5100201	Ohio River	Kentucky River-Licking River	Kentucky River	North Fork Kentucky River	Kentucky
5100202	Ohio River	Kentucky River-Licking River	Kentucky River	Middle Fork Kentucky River	Kentucky
5100203	Ohio River	Kentucky River-Licking River	Kentucky River	South Fork Kentucky River	Kentucky
5100204	Ohio River	Kentucky River-Licking River	Kentucky River	Upper Kentucky River	Kentucky
5100205	Ohio River	Kentucky River-Licking River	Kentucky River	Lower Kentucky River	Kentucky
5110001	Ohio River	Green River	Green River	Upper Green River	Kentucky
5110002	Ohio River	Green River	Green River	Barren River	Kentucky, Tennessee
5110003	Ohio River	Green River	Green River	Middle Green River	Kentucky
5110004	Ohio River	Green River	Green River	Rough River	Kentucky
5110005	Ohio River	Green River	Green River	Lower Green River	Kentucky
5110006	Ohio River	Green River	Green River	Pond River	Kentucky
5120101	Ohio River	Wabash River	Wabash River	Upper Wabash River	Indiana, Ohio
5120102	Ohio River	Wabash River	Wabash River	Salamonie River	Indiana
5120103	Ohio River	Wabash River	Wabash River	Mississinewa River	Indiana, Ohio
5120104	Ohio River	Wabash River	Wabash River	Eel River	Indiana
5120105	Ohio River	Wabash River	Wabash River	Middle Wabash River-Deer River	Indiana
5120106	Ohio River	Wabash River	Wabash River	Tippecanoe River	Indiana
5120107	Ohio River	Wabash River	Wabash River	Wildcat River	Indiana
5120108	Ohio River	Wabash River	Wabash River	Middle Wabash River-Little Vermilion River	Illinois, Indiana
5120109	Ohio River	Wabash River	Wabash River	Vermilion River	Illinois, Indiana
5120110	Ohio River	Wabash River	Wabash River	Sugar River	Indiana
5120111	Ohio River	Wabash River	Wabash River	Middle Wabash River-Busseron River	Illinois, Indiana
5120112	Ohio River	Wabash River	Wabash River	Embarras River	Illinois
5120113	Ohio River	Wabash River	Wabash River	Lower Wabash River	Illinois, Indiana
5120114	Ohio River	Wabash River	Wabash River	Little Wabash River	Illinois
5120115	Ohio River	Wabash River	Wabash River	Skillet River	Illinois
5120201	Ohio River	Wabash River	Patoka River-White River	Upper White River	Indiana
5120202	Ohio River	Wabash River	Patoka River-White River	Lower White River	Indiana
5120203	Ohio River	Wabash River	Patoka River-White River	Eel River	Indiana
5120204	Ohio River	Wabash River	Patoka River-White River	Driftwood River	Indiana
5120205	Ohio River	Wabash River	Patoka River-White River	Flatrock River-Haw River	Indiana
5120206	Ohio River	Wabash River	Patoka River-White River	Upper East Fork White River	Indiana
5120207	Ohio River	Wabash River	Patoka River-White River	Muscatatuck River	Indiana
5120208	Ohio River	Wabash River	Patoka River-White River	Lower East Fork White River	Indiana
5120209	Ohio River	Wabash River	Patoka River-White River	Patoka River	Indiana
5130101	Ohio River	Cumberland River	Upper Cumberland River	Upper Cumberland River	Kentucky, Tennessee
5130102	Ohio River	Cumberland River	Upper Cumberland River	Rockcastle River	Kentucky
5130103	Ohio River	Cumberland River	Upper Cumberland River	Upper Cumberland River-Lake Cumberland	Kentucky, Tennessee
5130104	Ohio River	Cumberland River	Upper Cumberland River	South Fork Cumberland River	Kentucky, Tennessee
5130105	Ohio River	Cumberland River	Upper Cumberland River	Obey River	Kentucky, Tennessee
5130106	Ohio River	Cumberland River	Upper Cumberland River	Upper Cumberland River-Cordell Hull Reservoir	Tennessee
5130107	Ohio River	Cumberland River	Upper Cumberland River	Collins River	Tennessee
5130108	Ohio River	Cumberland River	Upper Cumberland River	Caney River	Tennessee
5130201	Ohio River	Cumberland River	Lower Cumberland River	Lower Cumberland River-Old Hickory Lake	Tennessee
5130202	Ohio River	Cumberland River	Lower Cumberland River	Lower Cumberland River-Sycamore River	Tennessee
5130203	Ohio River	Cumberland River	Lower Cumberland River	Stones River	Tennessee
5130204	Ohio River	Cumberland River	Lower Cumberland River	Harpeth River	Tennessee
5130205	Ohio River	Cumberland River	Lower Cumberland River	Lower Cumberland River	Kentucky, Tennessee
5130206	Ohio River	Cumberland River	Lower Cumberland River	Red River	Kentucky, Tennessee
5140101	Ohio River	Lower Ohio River	Lower Ohio River-Salt River	Silver River-Little Kentucky River	Indiana, Kentucky
5140102	Ohio River	Lower Ohio River	Lower Ohio River-Salt River	Salt River	Kentucky
5140103	Ohio River	Lower Ohio River	Lower Ohio River-Salt River	Rolling Fork River	Kentucky
5140104	Ohio River	Lower Ohio River	Lower Ohio River-Salt River	Blue River-Sinking River	Kentucky, Indiana
5140201	Ohio River	Lower Ohio River	Lower Ohio River	Lower Ohio River-Little Pigeon River	Indiana
5140202	Ohio River	Lower Ohio River	Lower Ohio River	Highland River-Pigeon River	Indiana, Kentucky
5140203	Ohio River	Lower Ohio River	Lower Ohio River	Lower Ohio River-Bay	Illinois, Kentucky
5140204	Ohio River	Lower Ohio River	Lower Ohio River	Saline River	Illinois
5140205	Ohio River	Lower Ohio River	Lower Ohio River	Tradewater River	Kentucky
5140206	Ohio River	Lower Ohio River	Lower Ohio River	Lower Ohio River	Illinois, Kentucky
6010101	Tennessee River	Upper Tennessee River	French Broad River-Holston River	North Fork Holston River	Tennessee, Virginia
6010102	Tennessee River	Upper Tennessee River	French Broad River-Holston River	South Fork Holston River	Tennessee, Virginia
6010103	Tennessee River	Upper Tennessee River	French Broad River-Holston River	Watauga River	North Carolina, Tennessee
6010104	Tennessee River	Upper Tennessee River	French Broad River-Holston River	Holston River	Tennessee
6010105	Tennessee River	Upper Tennessee River	French Broad River-Holston River	Upper French Broad River	North Carolina, Tennessee
6010106	Tennessee River	Upper Tennessee River	French Broad River-Holston River	Pigeon River	North Carolina, Tennessee
6010107	Tennessee River	Upper Tennessee River	French Broad River-Holston River	Lower French Broad River	Tennessee
6010108	Tennessee River	Upper Tennessee River	French Broad River-Holston River	Nolichucky River	North Carolina, Tennessee
6010201	Tennessee River	Upper Tennessee River	Upper Tennessee River	Watts Bar Lake	Tennessee
6010202	Tennessee River	Upper Tennessee River	Upper Tennessee River	Upper Little Tennessee River	Georgia, North Carolina
6010203	Tennessee River	Upper Tennessee River	Upper Tennessee River	Tuckasegee River	North Carolina
6010204	Tennessee River	Upper Tennessee River	Upper Tennessee River	Lower Little Tennessee River	North Carolina, Tennessee
6010205	Tennessee River	Upper Tennessee River	Upper Tennessee River	Upper Clinch River	Tennessee, Virginia
6010206	Tennessee River	Upper Tennessee River	Upper Tennessee River	Powell River	Tennessee, Virginia
6010207	Tennessee River	Upper Tennessee River	Upper Tennessee River	Powell River	Tennessee
6010208	Tennessee River	Upper Tennessee River	Upper Tennessee River	Emory River	Tennessee
6020001	Tennessee River	Middle Tennessee River-Hiwassee River	Middle Tennessee River-Hiwassee River	Middle Tennessee River-Chickamauga River	Alabama, Georgia, Tennessee
6020002	Tennessee River	Middle Tennessee River-Hiwassee River	Middle Tennessee River-Hiwassee River	Hiwassee River	Georgia, North Carolina, Tennessee
6020003	Tennessee River	Middle Tennessee River-Hiwassee River	Middle Tennessee River-Hiwassee River	Ocoee River	Georgia, North Carolina, Tennessee
6020004	Tennessee River	Middle Tennessee River-Hiwassee River	Middle Tennessee River-Hiwassee River	Sequatchie River	Tennessee
6030001	Tennessee River	Middle Tennessee River-Elk River	Middle Tennessee River-Elk River	Guntersville Lake	Alabama, Georgia, Tennessee
6030002	Tennessee River	Middle Tennessee River-Elk River	Middle Tennessee River-Elk River	Wheeler Lake	Alabama,Tennessee
6030003	Tennessee River	Middle Tennessee River-Elk River	Middle Tennessee River-Elk River	Upper Elk River	Alabama,Tennessee
6030004	Tennessee River	Middle Tennessee River-Elk River	Middle Tennessee River-Elk River	Lower Elk River	Alabama,Tennessee
6030005	Tennessee River	Middle Tennessee River-Elk River	Middle Tennessee River-Elk River	Pickwick Lake	Alabama, Mississippi, Tennessee
6030006	Tennessee River	Middle Tennessee River-Elk River	Middle Tennessee River-Elk River	Bear River	Alabama, Mississippi
6040001	Tennessee River	Lower Tennessee River	Lower Tennessee River	Lower Tennessee River-Beech River	Mississippi, Tennessee
6040002	Tennessee River	Lower Tennessee River	Lower Tennessee River	Upper Duck River	Tennessee
6040003	Tennessee River	Lower Tennessee River	Lower Tennessee River	Lower Duck River	Tennessee
6040004	Tennessee River	Lower Tennessee River	Lower Tennessee River	Buffalo River	Tennessee
6040005	Tennessee River	Lower Tennessee River	Lower Tennessee River	Kentucky Lake	Kentucky, Tennessee
6040006	Tennessee River	Lower Tennessee River	Lower Tennessee River	Lower Tennessee River	Kentucky, Tennessee
7010101	Upper Mississippi River	Mississippi River Headwaters	Mississippi River Headwaters	Mississippi River Headwaters	Minnesota
7010102	Upper Mississippi River	Mississippi River Headwaters	Mississippi River Headwaters	No name given	Minnesota
7010103	Upper Mississippi River	Mississippi River Headwaters	Mississippi River Headwaters	Prairie River-Willow River	Minnesota
7010104	Upper Mississippi River	Mississippi River Headwaters	Mississippi River Headwaters	Elk River-Nokasippi River	Minnesota
7010105	Upper Mississippi River	Mississippi River Headwaters	Mississippi River Headwaters	Pine River	Minnesota
7010106	Upper Mississippi River	Mississippi River Headwaters	Mississippi River Headwaters	Crow Wing River	Minnesota
7010107	Upper Mississippi River	Mississippi River Headwaters	Mississippi River Headwaters	Redeye River	Minnesota
7010108	Upper Mississippi River	Mississippi River Headwaters	Mississippi River Headwaters	Long Prairie River	Minnesota
7010201	Upper Mississippi River	Mississippi River Headwaters	Upper Mississippi River-Crow River-Rum River	Platte River-Spunk River	Minnesota
7010202	Upper Mississippi River	Mississippi River Headwaters	Upper Mississippi River-Crow River-Rum River	Sauk River	Minnesota
7010203	Upper Mississippi River	Mississippi River Headwaters	Upper Mississippi River-Crow River-Rum River	Clearwater River-Elk River	Minnesota
7010204	Upper Mississippi River	Mississippi River Headwaters	Upper Mississippi River-Crow River-Rum River	Crow River	Minnesota
7010205	Upper Mississippi River	Mississippi River Headwaters	Upper Mississippi River-Crow River-Rum River	South Fork Crow River	Minnesota
7010206	Upper Mississippi River	Mississippi River Headwaters	Upper Mississippi River-Crow River-Rum River	Twin Cities River	Minnesota
7010207	Upper Mississippi River	Mississippi River Headwaters	Upper Mississippi River-Crow River-Rum River	Rum River	Minnesota
7020001	Upper Mississippi River	Minnesota River	Minnesota River	Upper Minnesota River	Minnesota, South Dakota
7020002	Upper Mississippi River	Minnesota River	Minnesota River	Pomme De Terre River	Minnesota
7020003	Upper Mississippi River	Minnesota River	Minnesota River	Lac Qui Parle River	South Dakota, Minnesota
7020004	Upper Mississippi River	Minnesota River	Minnesota River	Hawk River-Yellow Medicine River	Minnesota
7020005	Upper Mississippi River	Minnesota River	Minnesota River	Chippewa River	Minnesota
7020006	Upper Mississippi River	Minnesota River	Minnesota River	Redwood River	Minnesota
7020007	Upper Mississippi River	Minnesota River	Minnesota River	Middle Minnesota River	Minnesota
7020008	Upper Mississippi River	Minnesota River	Minnesota River	Cottonwood River	Minnesota
7020009	Upper Mississippi River	Minnesota River	Minnesota River	Blue Earth River	Iowa, Minnesota
7020010	Upper Mississippi River	Minnesota River	Minnesota River	Watonwan River	Minnesota
7020011	Upper Mississippi River	Minnesota River	Minnesota River	Le Sueur River	Minnesota
7020012	Upper Mississippi River	Minnesota River	Minnesota River	Lower Minnesota River	Minnesota
7030001	Upper Mississippi River	St. Croix River	St. Croix River	Upper St. Croix River	Minnesota, Wisconsin
7030002	Upper Mississippi River	St. Croix River	St. Croix River	Namekagon River	Wisconsin
7030003	Upper Mississippi River	St. Croix River	St. Croix River	Kettle River	Minnesota
7030004	Upper Mississippi River	St. Croix River	St. Croix River	Snake River	Minnesota
7030005	Upper Mississippi River	St. Croix River	St. Croix River	Lower St. Croix River	Minnesota, Wisconsin
7040001	Upper Mississippi River	Upper Mississippi River-Black River-Root River	Upper Mississippi River-Black River-Root River	Rush River-Vermillion River	Minnesota, Wisconsin
7040002	Upper Mississippi River	Upper Mississippi River-Black River-Root River	Upper Mississippi River-Black River-Root River	Cannon River	Minnesota
7040003	Upper Mississippi River	Upper Mississippi River-Black River-Root River	Upper Mississippi River-Black River-Root River	Buffalo River-Whitewater River	Minnesota, Wisconsin
7040004	Upper Mississippi River	Upper Mississippi River-Black River-Root River	Upper Mississippi River-Black River-Root River	Zumbro River	Minnesota
7040005	Upper Mississippi River	Upper Mississippi River-Black River-Root River	Upper Mississippi River-Black River-Root River	Trempealeau River	Wisconsin
7040006	Upper Mississippi River	Upper Mississippi River-Black River-Root River	Upper Mississippi River-Black River-Root River	La Crosse River-Pine River	Minnesota, Wisconsin
7040007	Upper Mississippi River	Upper Mississippi River-Black River-Root River	Upper Mississippi River-Black River-Root River	Black River	Wisconsin
7040008	Upper Mississippi River	Upper Mississippi River-Black River-Root River	Upper Mississippi River-Black River-Root River	Root River	Iowa, Minnesota
7050001	Upper Mississippi River	Chippewa River	Chippewa River	Upper Chippewa River	Wisconsin
7050002	Upper Mississippi River	Chippewa River	Chippewa River	Flambeau River	Michigan, Wisconsin
7050003	Upper Mississippi River	Chippewa River	Chippewa River	South Fork Flambeau River	Wisconsin
7050004	Upper Mississippi River	Chippewa River	Chippewa River	Jump River	Wisconsin
7050005	Upper Mississippi River	Chippewa River	Chippewa River	Lower Chippewa River	Wisconsin
7050006	Upper Mississippi River	Chippewa River	Chippewa River	Eau Claire River	Wisconsin
7050007	Upper Mississippi River	Chippewa River	Chippewa River	Red Cedar River	Wisconsin
7060001	Upper Mississippi River	Upper Mississippi River-Maquoketa River-Plum River	Upper Mississippi River-Maquoketa River-Plum River	Coon River-Yellow River	Iowa, Minnesota, Wisconsin
7060002	Upper Mississippi River	Upper Mississippi River-Maquoketa River-Plum River	Upper Mississippi River-Maquoketa River-Plum River	Upper Iowa River	Iowa, Minnesota
7060003	Upper Mississippi River	Upper Mississippi River-Maquoketa River-Plum River	Upper Mississippi River-Maquoketa River-Plum River	Grant River-Little Maquoketa River	Iowa, Wisconsin
7060004	Upper Mississippi River	Upper Mississippi River-Maquoketa River-Plum River	Upper Mississippi River-Maquoketa River-Plum River	Turkey River	Iowa
7060005	Upper Mississippi River	Upper Mississippi River-Maquoketa River-Plum River	Upper Mississippi River-Maquoketa River-Plum River	Apple River-Plum River	Illinois, Iowa, Wisconsin
7060006	Upper Mississippi River	Upper Mississippi River-Maquoketa River-Plum River	Upper Mississippi River-Maquoketa River-Plum River	Maquoketa River	Iowa
7070001	Upper Mississippi River	Wisconsin River	Wisconsin River	Upper Wisconsin River	Michigan, Wisconsin
7070002	Upper Mississippi River	Wisconsin River	Wisconsin River	Lake DuBay	Wisconsin
7070003	Upper Mississippi River	Wisconsin River	Wisconsin River	Castle Rock River	Wisconsin
7070004	Upper Mississippi River	Wisconsin River	Wisconsin River	Baraboo River	Wisconsin
7070005	Upper Mississippi River	Wisconsin River	Wisconsin River	Lower Wisconsin River	Wisconsin
7070006	Upper Mississippi River	Wisconsin River	Wisconsin River	Kickapoo River	Wisconsin
7080101	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Upper Mississippi River-Skunk River-Wapsipinicon River	Copperas River-Duck River	Illinois, Iowa
7080102	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Upper Mississippi River-Skunk River-Wapsipinicon River	Upper Wapsipinicon River	Iowa, Minnesota
7080103	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Upper Mississippi River-Skunk River-Wapsipinicon River	Lower Wapsipinicon River	Iowa
7080104	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Upper Mississippi River-Skunk River-Wapsipinicon River	Flint River-Henderson River	Illinois, Iowa
7080105	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Upper Mississippi River-Skunk River-Wapsipinicon River	South Skunk River	Iowa
7080106	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Upper Mississippi River-Skunk River-Wapsipinicon River	North Skunk River	Iowa
7080107	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Upper Mississippi River-Skunk River-Wapsipinicon River	Skunk River	Iowa
7080201	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Iowa River	Upper Cedar River	Iowa, Minnesota
7080202	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Iowa River	Shell Rock River	Iowa, Minnesota
7080203	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Iowa River	Winnebago River	Iowa, Minnesota
7080204	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Iowa River	West Fork Cedar River	Iowa
7080205	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Iowa River	Middle Cedar River	Iowa
7080206	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Iowa River	Lower Cedar River	Iowa
7080207	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Iowa River	Upper Iowa River	Iowa
7080208	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Iowa River	Middle Iowa River	Iowa
7080209	Upper Mississippi River	Upper Mississippi River-Iowa River-Skunk River-Wapsipinicon River	Iowa River	Lower Iowa River	Iowa
7090001	Upper Mississippi River	Rock River	Rock River	Upper Rock River	Illinois, Wisconsin
7090002	Upper Mississippi River	Rock River	Rock River	Crawfish River	Wisconsin
7090003	Upper Mississippi River	Rock River	Rock River	Pecatonica River	Illinois, Wisconsin
7090004	Upper Mississippi River	Rock River	Rock River	Sugar River	Illinois, Wisconsin
7090005	Upper Mississippi River	Rock River	Rock River	Lower Rock River	Illinois, Wisconsin
7090006	Upper Mississippi River	Rock River	Rock River	Kishwaukee River	Illinois, Wisconsin
7090007	Upper Mississippi River	Rock River	Rock River	Green River	Illinois
7100001	Upper Mississippi River	Des Moines River	Des Moines River	Des Moines River Headwaters	Minnesota
7100002	Upper Mississippi River	Des Moines River	Des Moines River	Upper Des Moines River	Iowa, Minnesota
7100003	Upper Mississippi River	Des Moines River	Des Moines River	East Fork Des Moines River	Iowa, Minnesota
7100004	Upper Mississippi River	Des Moines River	Des Moines River	Middle Des Moines River	Iowa
7100005	Upper Mississippi River	Des Moines River	Des Moines River	Boone River	Iowa
7100006	Upper Mississippi River	Des Moines River	Des Moines River	North Raccoon River	Iowa
7100007	Upper Mississippi River	Des Moines River	Des Moines River	South Raccoon River	Iowa
7100008	Upper Mississippi River	Des Moines River	Des Moines River	Lake Red Rock	Iowa
7100009	Upper Mississippi River	Des Moines River	Des Moines River	Lower Des Moines River	Iowa, Missouri
7110001	Upper Mississippi River	Upper Mississippi River-Salt River	Upper Mississippi River-Salt River	Bear River-Wyaconda River	Illinois, Iowa, Missouri
7110002	Upper Mississippi River	Upper Mississippi River-Salt River	Upper Mississippi River-Salt River	North Fabius River	Iowa, Missouri
7110003	Upper Mississippi River	Upper Mississippi River-Salt River	Upper Mississippi River-Salt River	South Fabius River	Missouri
7110004	Upper Mississippi River	Upper Mississippi River-Salt River	Upper Mississippi River-Salt River	The Sny River	Illinois, Missouri
7110005	Upper Mississippi River	Upper Mississippi River-Salt River	Upper Mississippi River-Salt River	North Fork Salt River	Missouri
7110006	Upper Mississippi River	Upper Mississippi River-Salt River	Upper Mississippi River-Salt River	South Fork Salt River	Missouri
7110007	Upper Mississippi River	Upper Mississippi River-Salt River	Upper Mississippi River-Salt River	Salt River	Missouri
7110008	Upper Mississippi River	Upper Mississippi River-Salt River	Upper Mississippi River-Salt River	Cuivre River	Missouri
7110009	Upper Mississippi River	Upper Mississippi River-Salt River	Upper Mississippi River-Salt River	Peruque River-Piasa River	Illinois, Missouri
7120001	Upper Mississippi River	Upper Illinois River	Upper Illinois River	Kankakee River	Illionois, Indiana, Michigan
7120002	Upper Mississippi River	Upper Illinois River	Upper Illinois River	Iroquois River	Illionois, Indiana
7120003	Upper Mississippi River	Upper Illinois River	Upper Illinois River	Chicago River	Illionois, Indiana
7120004	Upper Mississippi River	Upper Illinois River	Upper Illinois River	Des Plaines River	Illinois, Wisconsin
7120005	Upper Mississippi River	Upper Illinois River	Upper Illinois River	Upper Illinois River	Illinois
7120006	Upper Mississippi River	Upper Illinois River	Upper Illinois River	Upper Fox River	Illinois, Wisconsin
7120007	Upper Mississippi River	Upper Illinois River	Upper Illinois River	Lower Fox River	Illinois
7130001	Upper Mississippi River	Lower Illinois River	Lower Illinois River	Lower Illinois River-Senachwine Lake	Illinois
7130002	Upper Mississippi River	Lower Illinois River	Lower Illinois River	Vermilion River	Illinois
7130003	Upper Mississippi River	Lower Illinois River	Lower Illinois River	Lower Illinois River-Lake Chautauqua	Illinois
7130004	Upper Mississippi River	Lower Illinois River	Lower Illinois River	Mackinaw River	Illinois
7130005	Upper Mississippi River	Lower Illinois River	Lower Illinois River	Spoon River	Illinois
7130006	Upper Mississippi River	Lower Illinois River	Lower Illinois River	Upper Sangamon River	Illinois
7130007	Upper Mississippi River	Lower Illinois River	Lower Illinois River	South Fork Sangamon River	Illinois
7130008	Upper Mississippi River	Lower Illinois River	Lower Illinois River	Lower Sangamon River	Illinois
7130009	Upper Mississippi River	Lower Illinois River	Lower Illinois River	Salt River	Illinois
7130010	Upper Mississippi River	Lower Illinois River	Lower Illinois River	La Moine River	Illinois
7130011	Upper Mississippi River	Lower Illinois River	Lower Illinois River	Lower Illinois River	Illinois
7130012	Upper Mississippi River	Lower Illinois River	Lower Illinois River	Macoupin River	Illinois
7140101	Upper Mississippi River	Upper Mississippi River-Kaskaskia River-Meramec River	Upper Mississippi River-Meramec River	Cahokia River-Joachim River	Illinois, Missouri
7140102	Upper Mississippi River	Upper Mississippi River-Kaskaskia River-Meramec River	Upper Mississippi River-Meramec River	Meramec River	Missouri
7140103	Upper Mississippi River	Upper Mississippi River-Kaskaskia River-Meramec River	Upper Mississippi River-Meramec River	Bourbeuse River	Missouri
7140104	Upper Mississippi River	Upper Mississippi River-Kaskaskia River-Meramec River	Upper Mississippi River-Meramec River	Big River	Missouri
7140105	Upper Mississippi River	Upper Mississippi River-Kaskaskia River-Meramec River	Upper Mississippi River-Meramec River	Upper Mississippi River-Cape Girardeau River	Illinois, Missouri
7140106	Upper Mississippi River	Upper Mississippi River-Kaskaskia River-Meramec River	Upper Mississippi River-Meramec River	Big Muddy River	Illinois
7140107	Upper Mississippi River	Upper Mississippi River-Kaskaskia River-Meramec River	Upper Mississippi River-Meramec River	Whitewater River	Missouri
7140108	Upper Mississippi River	Upper Mississippi River-Kaskaskia River-Meramec River	Upper Mississippi River-Meramec River	Cache River	Illinois
7140201	Upper Mississippi River	Upper Mississippi River-Kaskaskia River-Meramec River	Kaskaskia River	Upper Kaskaskia River	Illinois
7140202	Upper Mississippi River	Upper Mississippi River-Kaskaskia River-Meramec River	Kaskaskia River	Middle Kaskaskia River	Illinois
7140203	Upper Mississippi River	Upper Mississippi River-Kaskaskia River-Meramec River	Kaskaskia River	Shoal River	Illinois
7140204	Upper Mississippi River	Upper Mississippi River-Kaskaskia River-Meramec River	Kaskaskia River	Lower Kaskaskia River	Illinois
8010100	Lower Mississippi River	Lower Mississippi River-Hatchie River	Lower Mississippi River-Memphis	Lower Mississippi River-Memphis	AR, KY, MS, MO, TN
8010201	Lower Mississippi River	Lower Mississippi River-Hatchie River	Hatchie River-Obion River	Bayou De Chien River-Mayfield River	Kentucky, Tennessee
8010202	Lower Mississippi River	Lower Mississippi River-Hatchie River	Hatchie River-Obion River	Obion River	Kentucky, Tennessee
8010203	Lower Mississippi River	Lower Mississippi River-Hatchie River	Hatchie River-Obion River	South Fork Obion River	Tennessee
8010204	Lower Mississippi River	Lower Mississippi River-Hatchie River	Hatchie River-Obion River	North Fork Forked Deer River	Tennessee
8010205	Lower Mississippi River	Lower Mississippi River-Hatchie River	Hatchie River-Obion River	South Fork Forked Deer River	Tennessee
8010206	Lower Mississippi River	Lower Mississippi River-Hatchie River	Hatchie River-Obion River	Forked Deer River	Tennessee
8010207	Lower Mississippi River	Lower Mississippi River-Hatchie River	Hatchie River-Obion River	Upper Hatchie River	Mississippi, Tennessee
8010208	Lower Mississippi River	Lower Mississippi River-Hatchie River	Hatchie River-Obion River	Lower Hatchie River	Mississippi, Tennessee
8010209	Lower Mississippi River	Lower Mississippi River-Hatchie River	Hatchie River-Obion River	Loosahatchie River	Tennessee
8010210	Lower Mississippi River	Lower Mississippi River-Hatchie River	Hatchie River-Obion River	Wolf River	Mississippi, Tennessee
8010211	Lower Mississippi River	Lower Mississippi River-Hatchie River	Hatchie River-Obion River	Horn Lake-Nonconnah River	Mississippi, Tennessee
8020100	Lower Mississippi River	Lower Mississippi River-St. Francis River	Lower Mississippi River	Lower Mississippi River-Helena	Arkansas, Mississippi
8020201	Lower Mississippi River	Lower Mississippi River-St. Francis River	St. Francis River	New Madrid River-St. Johns River	Missouri
8020202	Lower Mississippi River	Lower Mississippi River-St. Francis River	St. Francis River	Upper St. Francis River	Missouri
8020203	Lower Mississippi River	Lower Mississippi River-St. Francis River	St. Francis River	Lower St. Francis River	Arkansas, Missouri
8020204	Lower Mississippi River	Lower Mississippi River-St. Francis River	St. Francis River	Little River Ditches River	Arkansas
8020205	Lower Mississippi River	Lower Mississippi River-St. Francis River	St. Francis River	Languille River	Arkansas
8020301	Lower Mississippi River	Lower Mississippi River-St. Francis River	Lower White River	Lower White River-Bayou Des Arc River	Arkansas
8020302	Lower Mississippi River	Lower Mississippi River-St. Francis River	Lower White River	Cache River	Arkansas, Missouri
8020303	Lower Mississippi River	Lower Mississippi River-St. Francis River	Lower White River	Lower White River	Arkansas
8020304	Lower Mississippi River	Lower Mississippi River-St. Francis River	Lower White River	Big River	Arkansas
8020401	Lower Mississippi River	Lower Mississippi River-St. Francis River	Lower Arkansas River	Lower Arkansas River	Arkansas
8020402	Lower Mississippi River	Lower Mississippi River-St. Francis River	Lower Arkansas River	Bayou Meto River	Arkansas
8030100	Lower Mississippi River	Lower Mississippi River-Yazoo River	Lower Mississippi River-Greenville	Lower Mississippi River-Greenville	Arkansas, Louisana, Mississippi
8030201	Lower Mississippi River	Lower Mississippi River-Yazoo River	Yazoo River	Little Tallahatchie River	Mississippi
8030202	Lower Mississippi River	Lower Mississippi River-Yazoo River	Yazoo River	Tallahatchie River	Mississippi
8030203	Lower Mississippi River	Lower Mississippi River-Yazoo River	Yazoo River	Yocona River	Mississippi
8030204	Lower Mississippi River	Lower Mississippi River-Yazoo River	Yazoo River	Coldwater River	Mississippi, Tennessee
8030205	Lower Mississippi River	Lower Mississippi River-Yazoo River	Yazoo River	Yalobusha River	Mississippi
8030206	Lower Mississippi River	Lower Mississippi River-Yazoo River	Yazoo River	Upper Yazoo River	Mississippi
8030207	Lower Mississippi River	Lower Mississippi River-Yazoo River	Yazoo River	Big Sunflower River	Mississippi
8030208	Lower Mississippi River	Lower Mississippi River-Yazoo River	Yazoo River	Lower Yazoo River	Louisiana, Mississippi
8030209	Lower Mississippi River	Lower Mississippi River-Yazoo River	Yazoo River	Deer River-Steele River	Louisiana, Mississippi
8040101	Lower Mississippi River	Lower Red River-Ouachita River	Upper Ouachita River	Ouachita River Headwaters	Arkansas
8040102	Lower Mississippi River	Lower Red River-Ouachita River	Upper Ouachita River	Upper Ouachita River	Arkansas
8040103	Lower Mississippi River	Lower Red River-Ouachita River	Upper Ouachita River	Little Missouri River	Arkansas
8040201	Lower Mississippi River	Lower Red River-Ouachita River	Lower Ouachita River	Lower Ouachita River-Smackover River	Arkansas
8040202	Lower Mississippi River	Lower Red River-Ouachita River	Lower Ouachita River	Lower Ouachita River-Bayou De Loutre River	Arkansas, Louisiana
8040203	Lower Mississippi River	Lower Red River-Ouachita River	Lower Ouachita River	Upper Saline River	Arkansas
8040204	Lower Mississippi River	Lower Red River-Ouachita River	Lower Ouachita River	Lower Saline River	Arkansas
8040205	Lower Mississippi River	Lower Red River-Ouachita River	Lower Ouachita River	Bayou Bartholomew River	Arkansas, Louisiana
8040206	Lower Mississippi River	Lower Red River-Ouachita River	Lower Ouachita River	Bayou DArbonne River	Arkansas, Louisiana
8040207	Lower Mississippi River	Lower Red River-Ouachita River	Lower Ouachita River	Lower Ouachita River	Louisiana
8040301	Lower Mississippi River	Lower Red River-Ouachita River	Lower Red River	Lower Red River	Louisiana
8040302	Lower Mississippi River	Lower Red River-Ouachita River	Lower Red River	Castor River	Louisiana
8040303	Lower Mississippi River	Lower Red River-Ouachita River	Lower Red River	Dugdemona River	Louisiana
8040304	Lower Mississippi River	Lower Red River-Ouachita River	Lower Red River	Little River	Louisiana
8040305	Lower Mississippi River	Lower Red River-Ouachita River	Lower Red River	Black River	Louisiana
8040306	Lower Mississippi River	Lower Red River-Ouachita River	Lower Red River	Bayou Cocodrie River	Louisiana
8050001	Lower Mississippi River	Boeuf River-Tensas River	Boeuf River-Tensas River	Boeuf River	Arkansas, Louisiana
8050002	Lower Mississippi River	Boeuf River-Tensas River	Boeuf River-Tensas River	Bayou Macon River	Arkansas, Louisiana
8050003	Lower Mississippi River	Boeuf River-Tensas River	Boeuf River-Tensas River	Tensas River	Louisiana
8060100	Lower Mississippi River	Lower Mississippi River-Big Black River	Lower Mississippi River-Natchez	Lower Mississippi River-Natchez	Louisiana, Mississippi
8060201	Lower Mississippi River	Lower Mississippi River-Big Black River	Big Black River-Homochitto River	Upper Big Black River	Mississippi
8060202	Lower Mississippi River	Lower Mississippi River-Big Black River	Big Black River-Homochitto River	Lower Big Black River	Louisiana, Mississippi
8060203	Lower Mississippi River	Lower Mississippi River-Big Black River	Big Black River-Homochitto River	Bayou Pierre River	Louisiana, Mississippi
8060204	Lower Mississippi River	Lower Mississippi River-Big Black River	Big Black River-Homochitto River	Coles Creek River	Louisiana, Mississippi
8060205	Lower Mississippi River	Lower Mississippi River-Big Black River	Big Black River-Homochitto River	Homochitto River	Mississippi
8060206	Lower Mississippi River	Lower Mississippi River-Big Black River	Big Black River-Homochitto River	Buffalo River	Mississippi
8070100	Lower Mississippi River	Lower Mississippi River-Lake Maurepas	Lower Mississippi River-Baton Rouge	Lower Mississippi River-Baton Rouge	Louisiana
8070201	Lower Mississippi River	Lower Mississippi River-Lake Maurepas	Lake Maurepas	Bayou Sara River-Thompson River	Louisiana, Mississippi
8070202	Lower Mississippi River	Lower Mississippi River-Lake Maurepas	Lake Maurepas	Amite River	Louisiana, Mississippi
8070203	Lower Mississippi River	Lower Mississippi River-Lake Maurepas	Lake Maurepas	Tickpaw River	Louisiana, Mississippi
8070204	Lower Mississippi River	Lower Mississippi River-Lake Maurepas	Lake Maurepas	Lake Maurepas	Louisiana
8070205	Lower Mississippi River	Lower Mississippi River-Lake Maurepas	Lake Maurepas	Tangipahoa River	Louisiana, Mississippi
8070300	Lower Mississippi River	Lower Mississippi River-Lake Maurepas	Lower Grand River	Lower Grand River	Louisiana
8080101	Lower Mississippi River	Louisiana Coastal	Atchafalaya River-Vermilion River	Atchafalaya River	Louisiana
8080102	Lower Mississippi River	Louisiana Coastal	Atchafalaya River-Vermilion River	Bayou Teche River	Louisiana
8080103	Lower Mississippi River	Louisiana Coastal	Atchafalaya River-Vermilion River	Vermilion River	Louisana
8080201	Lower Mississippi River	Louisiana Coastal	Calcasieu River-Mermentau River	Mermentau River Headwaters	Louisiana
8080202	Lower Mississippi River	Louisiana Coastal	Calcasieu River-Mermentau River	Mermentau River	Louisiana
8080203	Lower Mississippi River	Louisiana Coastal	Calcasieu River-Mermentau River	Upper Calcasieu River	Louisiana
8080204	Lower Mississippi River	Louisiana Coastal	Calcasieu River-Mermentau River	Whiskey Chitto River	Louisiana
8080205	Lower Mississippi River	Louisiana Coastal	Calcasieu River-Mermentau River	West Fork Calcasieu River	Louisiana
8080206	Lower Mississippi River	Louisiana Coastal	Calcasieu River-Mermentau River	Lower Calcasieu River	Louisiana
8090100	Lower Mississippi River	Lower Mississippi River	Lower Mississippi River-New Orleans	Lower Mississippi River-New Orleans	Louisiana
8090201	Lower Mississippi River	Lower Mississippi River	Lake Pontchartrain	Liberty Bayou-Tchefuncta River	Louisiana
8090202	Lower Mississippi River	Lower Mississippi River	Lake Pontchartrain	Lake Pontchartrain River	Louisiana
8090203	Lower Mississippi River	Lower Mississippi River	Lake Pontchartrain	Eastern Louisiana Coastal	Louisiana
8090301	Lower Mississippi River	Lower Mississippi River	Central Louisiana Coastal	East Central Louisiana Coastal	Louisiana
8090302	Lower Mississippi River	Lower Mississippi River	Central Louisiana Coastal	West Central Louisiana Coastal	Louisiana
9010001	Souris River-Red River-Rainy River	Souris River	Souris River	Upper Souris River	North Dakota
9010002	Souris River-Red River-Rainy River	Souris River	Souris River	Des Lacs River	North Dakota
9010003	Souris River-Red River-Rainy River	Souris River	Souris River	Lower Souris River	North Dakota
9010004	Souris River-Red River-Rainy River	Souris River	Souris River	Willow River	North Dakota
9010005	Souris River-Red River-Rainy River	Souris River	Souris River	Deep River	North Dakota
9020101	Souris River-Red River-Rainy River	Red River	Upper Red River	Bois De Sioux River	Minnesota, North Dakota, South Dakota
9020102	Souris River-Red River-Rainy River	Red River	Upper Red River	Mustinka River	Minnesota
9020103	Souris River-Red River-Rainy River	Red River	Upper Red River	Otter Tail River	Minnesota
9020104	Souris River-Red River-Rainy River	Red River	Upper Red River	Upper Red River	Minnesota, North Dakota
9020105	Souris River-Red River-Rainy River	Red River	Upper Red River	Western Wild Rice River	North Dakota, South Dakota
9020106	Souris River-Red River-Rainy River	Red River	Upper Red River	Buffalo River	Minnesota
9020107	Souris River-Red River-Rainy River	Red River	Upper Red River	Elm River-Marsh River	Minnesota, North Dakota
9020108	Souris River-Red River-Rainy River	Red River	Upper Red River	Eastern Wild Rice River	Minnesota
9020109	Souris River-Red River-Rainy River	Red River	Upper Red River	Goose River	North Dakota
9020201	Souris River-Red River-Rainy River	Red River	Devils Lake-Sheyenne River	Devils Lake	North Dakota
9020202	Souris River-Red River-Rainy River	Red River	Devils Lake-Sheyenne River	Upper Sheyenne River	North Dakota
9020203	Souris River-Red River-Rainy River	Red River	Devils Lake-Sheyenne River	Middle Sheyenne River	North Dakota
9020204	Souris River-Red River-Rainy River	Red River	Devils Lake-Sheyenne River	Lower Sheyenne River	North Dakota
9020205	Souris River-Red River-Rainy River	Red River	Devils Lake-Sheyenne River	Maple River	North Dakota
9020301	Souris River-Red River-Rainy River	Red River	Lower Red River	Sandhill River-Wilson River	Minnesota, North Dakota
9020302	Souris River-Red River-Rainy River	Red River	Lower Red River	Red Lakes	Minnesota
9020303	Souris River-Red River-Rainy River	Red River	Lower Red River	Red Lake	Minnesota
9020304	Souris River-Red River-Rainy River	Red River	Lower Red River	Thief River	Minnesota
9020305	Souris River-Red River-Rainy River	Red River	Lower Red River	Clearwater River	Minnesota
9020306	Souris River-Red River-Rainy River	Red River	Lower Red River	Grand Marais River-Red River	Minnesota, North Dakota
9020307	Souris River-Red River-Rainy River	Red River	Lower Red River	Turtle River	North Dakota
9020308	Souris River-Red River-Rainy River	Red River	Lower Red River	Forest River	North Dakota
9020309	Souris River-Red River-Rainy River	Red River	Lower Red River	Snake River	Minnesota
9020310	Souris River-Red River-Rainy River	Red River	Lower Red River	Park River	North Dakota
9020311	Souris River-Red River-Rainy River	Red River	Lower Red River	Lower Red River	Minnesota, North Dakota
9020312	Souris River-Red River-Rainy River	Red River	Lower Red River	Two Rivers	Minnesota
9020313	Souris River-Red River-Rainy River	Red River	Lower Red River	Pembina River	North Dakota
9020314	Souris River-Red River-Rainy River	Red River	Lower Red River	Roseau River	Minnesota
9030001	Souris River-Red River-Rainy River	Rainy River	Rainy River	Rainy River Headwaters	Minnesota
9030002	Souris River-Red River-Rainy River	Rainy River	Rainy River	Vermilion River	Minnesota
9030003	Souris River-Red River-Rainy River	Rainy River	Rainy River	Rainy Lake	Minnesota
9030004	Souris River-Red River-Rainy River	Rainy River	Rainy River	Upper Rainy River	Minnesota
9030005	Souris River-Red River-Rainy River	Rainy River	Rainy River	Little Fork River	Minnesota
9030006	Souris River-Red River-Rainy River	Rainy River	Rainy River	Big Fork River	Minnesota
9030007	Souris River-Red River-Rainy River	Rainy River	Rainy River	Rapid River	Minnesota
9030008	Souris River-Red River-Rainy River	Rainy River	Rainy River	Lower Rainy River	Minnesota
9030009	Souris River-Red River-Rainy River	Rainy River	Rainy River	Lake of the Woods	Minnesota
10010001	Missouri River	Saskatchewan River	Saskatchewan River	Belly River	Montana
10010002	Missouri River	Saskatchewan River	Saskatchewan River	St. Mary River	Montana
10020001	Missouri River	Missouri River Headwaters	Missouri River Headwaters	Red Rock River	Montana
10020002	Missouri River	Missouri River Headwaters	Missouri River Headwaters	Beaverhead River	Montana
10020003	Missouri River	Missouri River Headwaters	Missouri River Headwaters	Ruby River	Montana
10020004	Missouri River	Missouri River Headwaters	Missouri River Headwaters	Big Hole River	Montana
10020005	Missouri River	Missouri River Headwaters	Missouri River Headwaters	Jefferson River	Montana
10020006	Missouri River	Missouri River Headwaters	Missouri River Headwaters	Boulder River	Montana
10020007	Missouri River	Missouri River Headwaters	Missouri River Headwaters	Madison River	Montana, Wyoming
10020008	Missouri River	Missouri River Headwaters	Missouri River Headwaters	Gallatin River	Montana, Wyoming
10030101	Missouri River	Missouri River-Marias River	Upper Missouri River	Upper Missouri River	Montana
10030102	Missouri River	Missouri River-Marias River	Upper Missouri River	Upper Missouri River-Dearborn River	Montana
10030103	Missouri River	Missouri River-Marias River	Upper Missouri River	Smith River	Montana
10030104	Missouri River	Missouri River-Marias River	Upper Missouri River	Sun River	Montana
10030105	Missouri River	Missouri River-Marias River	Upper Missouri River	Belt River	Montana
10030201	Missouri River	Missouri River-Marias River	Marias River	Two Medicine River	Montana
10030202	Missouri River	Missouri River-Marias River	Marias River	Cut Bank River	Montana
10030203	Missouri River	Missouri River-Marias River	Marias River	Marias River	Montana
10030204	Missouri River	Missouri River-Marias River	Marias River	Willow River	Montana
10030205	Missouri River	Missouri River-Marias River	Marias River	Teton River	Montana
10040101	Missouri River	Missouri River-Musselshell River	Fort Peck Lake	Bullwhacker River-Dog River	Montana
10040102	Missouri River	Missouri River-Musselshell River	Fort Peck Lake	Arrow River	Montana
10040103	Missouri River	Missouri River-Musselshell River	Fort Peck Lake	Judith River	Montana
10040104	Missouri River	Missouri River-Musselshell River	Fort Peck Lake	Fort Peck Reservoir	Montana
10040105	Missouri River	Missouri River-Musselshell River	Fort Peck Lake	Big Dry River	Montana
10040106	Missouri River	Missouri River-Musselshell River	Fort Peck Lake	Little Dry River	Montana
10040201	Missouri River	Missouri River-Musselshell River	Musselshell River	Upper Musselshell River	Montana
10040202	Missouri River	Missouri River-Musselshell River	Musselshell River	Middle Musselshell River	Montana
10040203	Missouri River	Missouri River-Musselshell River	Musselshell River	Flatwillow River	Montana
10040204	Missouri River	Missouri River-Musselshell River	Musselshell River	Box Elder River	Montana
10040205	Missouri River	Missouri River-Musselshell River	Musselshell River	Lower Musselshell River	Montana
10050001	Missouri River	Milk River	Milk River	Milk River Headwaters	Montana
10050002	Missouri River	Milk River	Milk River	Upper Milk River	Montana
10050003	Missouri River	Milk River	Milk River	Wild Horse Lake	Montana
10050004	Missouri River	Milk River	Milk River	Middle Milk River	Montana
10050005	Missouri River	Milk River	Milk River	Big Sandy River	Montana
10050006	Missouri River	Milk River	Milk River	Sage River	Montana
10050007	Missouri River	Milk River	Milk River	Lodge River	Montana
10050008	Missouri River	Milk River	Milk River	Battle River	Montana
10050009	Missouri River	Milk River	Milk River	Peoples River	Montana
10050010	Missouri River	Milk River	Milk River	Cottonwood River	Montana
10050011	Missouri River	Milk River	Milk River	Whitewater River	Montana
10050012	Missouri River	Milk River	Milk River	Lower Milk River	Montana
10050013	Missouri River	Milk River	Milk River	Frenchman River	Montana
10050014	Missouri River	Milk River	Milk River	Beaver River	Montana
10050015	Missouri River	Milk River	Milk River	Rock River	Montana
10050016	Missouri River	Milk River	Milk River	Porcupine River	Montana
10060001	Missouri River	Missouri River-Poplar River	Missouri River-Poplar River	Prairie Elk River-Wolf River	Montana
10060002	Missouri River	Missouri River-Poplar River	Missouri River-Poplar River	Redwater River	Montana
10060003	Missouri River	Missouri River-Poplar River	Missouri River-Poplar River	Poplar River	Montana
10060004	Missouri River	Missouri River-Poplar River	Missouri River-Poplar River	West Fork Poplar River	Montana
10060005	Missouri River	Missouri River-Poplar River	Missouri River-Poplar River	Charlie River-Little Muddy River	Montana, North Dakota
10060006	Missouri River	Missouri River-Poplar River	Missouri River-Poplar River	Big Muddy River	Montana, North Dakota
10060007	Missouri River	Missouri River-Poplar River	Missouri River-Poplar River	Brush Lake Closed Basin	Montana, North Dakota
10070001	Missouri River	Upper Yellowstone River	Upper Yellowstone River	Yellowstone River Headwaters	Montana, Wyoming
10070002	Missouri River	Upper Yellowstone River	Upper Yellowstone River	Upper Yellowstone River	Montana, Wyoming
10070003	Missouri River	Upper Yellowstone River	Upper Yellowstone River	Shields River	Montana
10070004	Missouri River	Upper Yellowstone River	Upper Yellowstone River	Upper Yellowstone River-Lake Basin	Montana
10070005	Missouri River	Upper Yellowstone River	Upper Yellowstone River	Stillwater River	Montana
10070006	Missouri River	Upper Yellowstone River	Upper Yellowstone River	Clarks Fork Yellowstone River	Montana, Wyoming
10070007	Missouri River	Upper Yellowstone River	Upper Yellowstone River	Upper Yellowstone River-Pompeys Pillar River	Montana
10070008	Missouri River	Upper Yellowstone River	Upper Yellowstone River	Pryor River	Montana
10080001	Missouri River	Big Horn River	Big Horn River	Upper Wind River	Wyoming
10080002	Missouri River	Big Horn River	Big Horn River	Little Wind River	Wyoming
10080003	Missouri River	Big Horn River	Big Horn River	Popo Agie River	Wyoming
10080004	Missouri River	Big Horn River	Big Horn River	Muskrat River	Wyoming
10080005	Missouri River	Big Horn River	Big Horn River	Lower Wind River	Wyoming
10080006	Missouri River	Big Horn River	Big Horn River	Badwater River	Wyoming
10080007	Missouri River	Big Horn River	Big Horn River	Upper Bighorn River	Wyoming
10080008	Missouri River	Big Horn River	Big Horn River	Nowood River	Wyoming
10080009	Missouri River	Big Horn River	Big Horn River	Greybull River	Wyoming
10080010	Missouri River	Big Horn River	Big Horn River	Big Horn Lake	Montana, Wyoming
10080011	Missouri River	Big Horn River	Big Horn River	Dry River	Wyoming
10080012	Missouri River	Big Horn River	Big Horn River	North Fork Shoshone River	Wyoming
10080013	Missouri River	Big Horn River	Big Horn River	South Fork Shoshone River	Wyoming
10080014	Missouri River	Big Horn River	Big Horn River	Shoshone River	Wyoming
10080015	Missouri River	Big Horn River	Big Horn River	Lower Bighorn River	Montana
10080016	Missouri River	Big Horn River	Big Horn River	Little Bighorn River	Montana, Wyoming
10090101	Missouri River	Powder River-Tongue River	Tongue River	Upper Tongue River	Montana, Wyoming
10090102	Missouri River	Powder River-Tongue River	Tongue River	Lower Tongue River	Montana
10090201	Missouri River	Powder River-Tongue River	Powder River	Middle Fork Powder River	Wyoming
10090202	Missouri River	Powder River-Tongue River	Powder River	Upper Powder River	Wyoming
10090203	Missouri River	Powder River-Tongue River	Powder River	South Fork Powder River	Wyoming
10090204	Missouri River	Powder River-Tongue River	Powder River	Salt River	Wyoming
10090205	Missouri River	Powder River-Tongue River	Powder River	Crazy Woman River	Wyoming
10090206	Missouri River	Powder River-Tongue River	Powder River	Clear River	Wyoming
10090207	Missouri River	Powder River-Tongue River	Powder River	Middle Powder River	Montana, Wyoming
10090208	Missouri River	Powder River-Tongue River	Powder River	Little Powder River	Montana, Wyoming
10090209	Missouri River	Powder River-Tongue River	Powder River	Lower Powder River	Montana
10090210	Missouri River	Powder River-Tongue River	Powder River	Mizpah River	Montana
10100001	Missouri River	Lower Yellowstone River	Lower Yellowstone River	Lower Yellowstone River-Sunday River	Montana
10100002	Missouri River	Lower Yellowstone River	Lower Yellowstone River	Big Porcupine River	Montana
10100003	Missouri River	Lower Yellowstone River	Lower Yellowstone River	Rosebud River	Montana
10100004	Missouri River	Lower Yellowstone River	Lower Yellowstone River	Lower Yellowstone River	Montana, North Dakota
10100005	Missouri River	Lower Yellowstone River	Lower Yellowstone River	O Fallon River	Montana
10110101	Missouri River	Missouri River-Little Missouri River	Lake Sakakawea	Lake Sakakawea	North Dakota
10110102	Missouri River	Missouri River-Little Missouri River	Lake Sakakawea	Little Muddy River	North Dakota
10110201	Missouri River	Missouri River-Little Missouri River	Little Missouri River	Upper Little Missouri River	MT, ND, SD, WY
10110202	Missouri River	Missouri River-Little Missouri River	Little Missouri River	Box Elder River	Montana, North Dakota, South Dakota
10110203	Missouri River	Missouri River-Little Missouri River	Little Missouri River	Middle Little Missouri River	Montana, North Dakota
10110204	Missouri River	Missouri River-Little Missouri River	Little Missouri River	Beaver River	Montana, North Dakota
10110205	Missouri River	Missouri River-Little Missouri River	Little Missouri River	Lower Little Missouri River	North Dakota
10120101	Missouri River	Cheyenne River	Cheyenne River	Antelope River	Wyoming
10120102	Missouri River	Cheyenne River	Cheyenne River	Dry Fork Cheyenne River	Wyoming
10120103	Missouri River	Cheyenne River	Cheyenne River	Upper Cheyenne River	Wyoming
10120104	Missouri River	Cheyenne River	Cheyenne River	Lance River	Wyoming
10120105	Missouri River	Cheyenne River	Cheyenne River	Lightning River	Wyoming
10120106	Missouri River	Cheyenne River	Cheyenne River	Angostura Reservoir	Nebraska, South Dakota, Wyoming
10120107	Missouri River	Cheyenne River	Cheyenne River	Beaver River	South Dakota, Wyoming
10120108	Missouri River	Cheyenne River	Cheyenne River	Hat River	Nebraska, South Dakota, Wyoming
10120109	Missouri River	Cheyenne River	Cheyenne River	Middle Cheyenne River-Spring River	South Dakota
10120110	Missouri River	Cheyenne River	Cheyenne River	Rapid River	South Dakota
10120111	Missouri River	Cheyenne River	Cheyenne River	Middle Cheyenne River-Elk River	South Dakota
10120112	Missouri River	Cheyenne River	Cheyenne River	Lower Cheyenne River	South Dakota
10120113	Missouri River	Cheyenne River	Cheyenne River	Cherry River	South Dakota
10120201	Missouri River	Cheyenne River	Belle Fourche River	Upper Belle Fourche River	South Dakota, Wyoming
10120202	Missouri River	Cheyenne River	Belle Fourche River	Lower Belle Fourche River	Montana, South Dakota, Wyoming
10120203	Missouri River	Cheyenne River	Belle Fourche River	Redwater River	South Dakota, Wyoming
10130101	Missouri River	Missouri River-Lake Oahe	Lake Oahe	Painted Woods River-Square Butte River	North Dakota
10130102	Missouri River	Missouri River-Lake Oahe	Lake Oahe	Upper Lake Oahe	North Dakota, South Dakota
10130103	Missouri River	Missouri River-Lake Oahe	Lake Oahe	Apple River	North Dakota
10130104	Missouri River	Missouri River-Lake Oahe	Lake Oahe	Beaver River	North Dakota
10130105	Missouri River	Missouri River-Lake Oahe	Lake Oahe	Lower Lake Oahe	South Dakota
10130106	Missouri River	Missouri River-Lake Oahe	Lake Oahe	West Missouri Coteau River	North Dakota, South Dakota
10130201	Missouri River	Missouri River-Lake Oahe	Cannonball River-Heart River-Knife River	Knife River	North Dakota
10130202	Missouri River	Missouri River-Lake Oahe	Cannonball River-Heart River-Knife River	Upper Heart River	North Dakota
10130203	Missouri River	Missouri River-Lake Oahe	Cannonball River-Heart River-Knife River	Lower Heart River	North Dakota
10130204	Missouri River	Missouri River-Lake Oahe	Cannonball River-Heart River-Knife River	Upper Cannonball River	North Dakota
10130205	Missouri River	Missouri River-Lake Oahe	Cannonball River-Heart River-Knife River	Clear River	North Dakota, South Dakota
10130206	Missouri River	Missouri River-Lake Oahe	Cannonball River-Heart River-Knife River	Lower Cannonball River	North Dakota
10130301	Missouri River	Missouri River-Lake Oahe	Grand River-Moreau River	North Fork Grand River	North Dakota, South Dakota
10130302	Missouri River	Missouri River-Lake Oahe	Grand River-Moreau River	South Fork Grand River	South Dakota
10130303	Missouri River	Missouri River-Lake Oahe	Grand River-Moreau River	Grand River	North Dakota, South Dakota
10130304	Missouri River	Missouri River-Lake Oahe	Grand River-Moreau River	South Fork Moreau River	South Dakota
10130305	Missouri River	Missouri River-Lake Oahe	Grand River-Moreau River	Upper Moreau River	South Dakota
10130306	Missouri River	Missouri River-Lake Oahe	Grand River-Moreau River	Lower Moreau River	South Dakota
10140101	Missouri River	Missouri River-White River	Fort Randall Reservoir	Fort Randall Reservoir	South Dakota
10140102	Missouri River	Missouri River-White River	Fort Randall Reservoir	Bad River	South Dakota
10140103	Missouri River	Missouri River-White River	Fort Randall Reservoir	Medicine Knoll River	South Dakota
10140104	Missouri River	Missouri River-White River	Fort Randall Reservoir	Medicine River	South Dakota
10140105	Missouri River	Missouri River-White River	Fort Randall Reservoir	Crow River	South Dakota
10140201	Missouri River	Missouri River-White River	White River	Upper White River	Nebraska, South Dakota
10140202	Missouri River	Missouri River-White River	White River	Middle White River	South Dakota
10140203	Missouri River	Missouri River-White River	White River	Little White River	Nebraska, South Dakota
10140204	Missouri River	Missouri River-White River	White River	Lower White River	South Dakota
10150001	Missouri River	Niobrara River	Niobrara River	Ponca River	Nebraska, South Dakota
10150002	Missouri River	Niobrara River	Niobrara River	Niobrara River Headwaters	Nebraska, Wyoming
10150003	Missouri River	Niobrara River	Niobrara River	Upper Niobrara River	Nebraska, South Dakota
10150004	Missouri River	Niobrara River	Niobrara River	Middle Niobrara River	Nebraska, South Dakota
10150005	Missouri River	Niobrara River	Niobrara River	Snake River	Nebraska
10150006	Missouri River	Niobrara River	Niobrara River	Keya Paha River	Nebraska, South Dakota
10150007	Missouri River	Niobrara River	Niobrara River	Lower Niobrara River	Nebraska
10160001	Missouri River	James River	James River	James River Headwaters	North Dakota
10160002	Missouri River	James River	James River	Pipestem River	North Dakota
10160003	Missouri River	James River	James River	Upper James River	North Dakota, South Dakota
10160004	Missouri River	James River	James River	Elm River	North Dakota, South Dakota
10160005	Missouri River	James River	James River	Mud River	South Dakota
10160006	Missouri River	James River	James River	Middle James River	South Dakota
10160007	Missouri River	James River	James River	East Missouri Coteau River	South Dakota
10160008	Missouri River	James River	James River	Snake River	South Dakota
10160009	Missouri River	James River	James River	Turtle River	South Dakota
10160010	Missouri River	James River	James River	North Big Sioux Coteau River	South Dakota
10160011	Missouri River	James River	James River	Lower James River	South Dakota
10170101	Missouri River	Missouri River-Big Sioux River	Lewis and Clark Lake	Lewis and Clark Lake	Nebraska, South Dakota
10170102	Missouri River	Missouri River-Big Sioux River	Lewis and Clark Lake	Vermillion River	South Dakota
10170103	Missouri River	Missouri River-Big Sioux River	Lewis and Clark Lake	South Big Sioux Coteau River	South Dakota
10170201	Missouri River	Missouri River-Big Sioux River	Big Sioux River	Middle Big Sioux Coteau River	South Dakota
10170202	Missouri River	Missouri River-Big Sioux River	Big Sioux River	Upper Big Sioux River	Minnesota, South Dakota
10170203	Missouri River	Missouri River-Big Sioux River	Big Sioux River	Lower Big Sioux River	Iowa, Minnesota, South Dakota
10170204	Missouri River	Missouri River-Big Sioux River	Big Sioux River	Rock River	Iowa, Minnesota
10180001	Missouri River	North Platte River	North Platte River	North Platte River Headwaters	Colorado
10180002	Missouri River	North Platte River	North Platte River	Upper North Platte River	Colorado, Wyoming
10180003	Missouri River	North Platte River	North Platte River	Pathfinder Reservoir-Seminoe Reservoir	Wyoming
10180004	Missouri River	North Platte River	North Platte River	Medicine Bow River	Wyoming
10180005	Missouri River	North Platte River	North Platte River	Little Medicine Bow River	Wyoming
10180006	Missouri River	North Platte River	North Platte River	Sweetwater River	Wyoming
10180007	Missouri River	North Platte River	North Platte River	Middle North Platte River-Casper River	Wyoming
10180008	Missouri River	North Platte River	North Platte River	Glendo Reservoir	Wyoming
10180009	Missouri River	North Platte River	North Platte River	Middle North Platte River-Scotts Bluff River	Nebraska, Wyoming
10180010	Missouri River	North Platte River	North Platte River	Upper Laramie River	Colorado, Wyoming
10180011	Missouri River	North Platte River	North Platte River	Lower Laramie River	Wyoming
10180012	Missouri River	North Platte River	North Platte River	Horse River	Nebraska, Wyoming
10180013	Missouri River	North Platte River	North Platte River	Pumpkin River	Nebraska, Wyoming
10180014	Missouri River	North Platte River	North Platte River	Lower North Platte River	Nebraska
10190001	Missouri River	South Platte River	South Platte River	South Platte River Headwaters	Colorado
10190002	Missouri River	South Platte River	South Platte River	Upper Southe Platte River	Colorado
10190003	Missouri River	South Platte River	South Platte River	Middle South Platte River-Cherry Creek River	Colorado
10190004	Missouri River	South Platte River	South Platte River	Clear River	Colorado
10190005	Missouri River	South Platte River	South Platte River	St. Vrain River	Colorado
10190006	Missouri River	South Platte River	South Platte River	Big Thompson River	Colorado
10190007	Missouri River	South Platte River	South Platte River	Cache La Poudre River	Colorado, Wyoming
10190008	Missouri River	South Platte River	South Platte River	Lone Tree River-Owl River	Colorado, Wyoming
10190009	Missouri River	South Platte River	South Platte River	Crow River	Colorado, Wyoming
10190010	Missouri River	South Platte River	South Platte River	Kiowa River	Colorado
10190011	Missouri River	South Platte River	South Platte River	Bijou River	Colorado
10190012	Missouri River	South Platte River	South Platte River	Middle South Platte River-Sterling River	Colorado, Nebraska
10190013	Missouri River	South Platte River	South Platte River	Beaver River	Colorado
10190014	Missouri River	South Platte River	South Platte River	Pawnee River	Colorado
10190015	Missouri River	South Platte River	South Platte River	Upper Lodgepole River	Colorado, Nebraska, Wyoming
10190016	Missouri River	South Platte River	South Platte River	Lower Lodgepole River	Colorado, Nebraska, Wyoming
10190017	Missouri River	South Platte River	South Platte River	Sidney Draw River	Colorado, Nebraska, Wyoming
10190018	Missouri River	South Platte River	South Platte River	Lower South Platte River	Colorado, Nebraska
10200101	Missouri River	Platte River	Middle Platte River	Middle Platte River-Buffalo River	Nebraska
10200102	Missouri River	Platte River	Middle Platte River	Wood River	Nebraska
10200103	Missouri River	Platte River	Middle Platte River	Middle Platte River-Prairie River	Nebraska
10200201	Missouri River	Platte River	Lower Platte River	Lower Platte River-Shell River	Nebraska
10200202	Missouri River	Platte River	Lower Platte River	Lower Platte River	Nebraska
10200203	Missouri River	Platte River	Lower Platte River	Salt River	Nebraska
10210001	Missouri River	Loup River	Loup River	Upper Middle Loup River	Nebraska
10210002	Missouri River	Loup River	Loup River	Dismal River	Nebraska
10210003	Missouri River	Loup River	Loup River	Lower Middle Loup River	Nebraska
10210004	Missouri River	Loup River	Loup River	South Loup River	Nebraska
10210005	Missouri River	Loup River	Loup River	Mud River	Nebraska
10210006	Missouri River	Loup River	Loup River	Upper North Loup River	Nebraska
10210007	Missouri River	Loup River	Loup River	Lower North Loup River	Nebraska
10210008	Missouri River	Loup River	Loup River	Calamus River	Nebraska
10210009	Missouri River	Loup River	Loup River	Loup River	Nebraska
10210010	Missouri River	Loup River	Loup River	Cedar River	Nebraska
10220001	Missouri River	Elkhorn River	Elkhorn River	Upper Elkhorn River	Nebraska
10220002	Missouri River	Elkhorn River	Elkhorn River	North Fork Elkhorn River	Nebraska
10220003	Missouri River	Elkhorn River	Elkhorn River	Lower Elkhorn River	Nebraska
10220004	Missouri River	Elkhorn River	Elkhorn River	Logan River	Nebraska
10230001	Missouri River	Missouri River-Little Sioux River	Missouri River-Little Sioux River	Blackbird River-Soldier River	Iowa, Nebraska
10230002	Missouri River	Missouri River-Little Sioux River	Missouri River-Little Sioux River	Floyd River	Iowa
10230003	Missouri River	Missouri River-Little Sioux River	Missouri River-Little Sioux River	Little Sioux River	Iowa, Minnesota
10230004	Missouri River	Missouri River-Little Sioux River	Missouri River-Little Sioux River	Monona River-Harrison Ditch River	Iowa
10230005	Missouri River	Missouri River-Little Sioux River	Missouri River-Little Sioux River	Maple River	Iowa
10230006	Missouri River	Missouri River-Little Sioux River	Missouri River-Little Sioux River	Big Papillion River-Mosquito River	Iowa, Nebraska
10230007	Missouri River	Missouri River-Little Sioux River	Missouri River-Little Sioux River	Boyer River	Iowa
10240001	Missouri River	Missouri River-Nishnabotna River	Missouri River-Nishnabotna River	Keg River-Weeping Water River	Iowa, Missouri, Nebraska
10240002	Missouri River	Missouri River-Nishnabotna River	Missouri River-Nishnabotna River	West Nishnabotna River	Iowa
10240003	Missouri River	Missouri River-Nishnabotna River	Missouri River-Nishnabotna River	East Nishnabotna River	Iowa
10240004	Missouri River	Missouri River-Nishnabotna River	Missouri River-Nishnabotna River	Nishnabotna River	Iowa, Missouri
10240005	Missouri River	Missouri River-Nishnabotna River	Missouri River-Nishnabotna River	Tarkio River-Wolf River	Iowa, Kansas, Missouri
10240006	Missouri River	Missouri River-Nishnabotna River	Missouri River-Nishnabotna River	Little Nemaha River	Nebraska
10240007	Missouri River	Missouri River-Nishnabotna River	Missouri River-Nishnabotna River	South Fork Big Nemaha River	Kansas, Nebraska
10240008	Missouri River	Missouri River-Nishnabotna River	Missouri River-Nishnabotna River	Big Nemaha River	Kansas, Nebraska
10240009	Missouri River	Missouri River-Nishnabotna River	Missouri River-Nishnabotna River	West Nowaway River	Iowa, Missouri
10240010	Missouri River	Missouri River-Nishnabotna River	Missouri River-Nishnabotna River	Nowaway River	Iowa, Missouri
10240011	Missouri River	Missouri River-Nishnabotna River	Missouri River-Nishnabotna River	Independence River-Sugar River	Kansas, Missouri
10240012	Missouri River	Missouri River-Nishnabotna River	Missouri River-Nishnabotna River	Platte River	Iowa, Missouri
10240013	Missouri River	Missouri River-Nishnabotna River	Missouri River-Nishnabotna River	One Hundred and Two River	Iowa, Missouri
10250001	Missouri River	Republican River	Republican River	Arikaree River	Colorado, Kansas, Nebraska
10250002	Missouri River	Republican River	Republican River	North Fork Republican River	Colorado, Kansas, Nebraska
10250003	Missouri River	Republican River	Republican River	South Fork Republican River	Colorado, Kansas, Nebraska
10250004	Missouri River	Republican River	Republican River	Upper Republican River	Colorado, Kansas, Nebraska
10250005	Missouri River	Republican River	Republican River	Frenchman River	Colorado, Nebraska
10250006	Missouri River	Republican River	Republican River	Stinking Water River	Colorado, Nebraska
10250007	Missouri River	Republican River	Republican River	Red Willow River	Nebraska
10250008	Missouri River	Republican River	Republican River	Medicine River	Nebraska
10250009	Missouri River	Republican River	Republican River	Harlan County Reservoir	Kansas, Nebraska
10250010	Missouri River	Republican River	Republican River	Upper Sappa River	Kansas
10250011	Missouri River	Republican River	Republican River	Lower Sappa River	Kansas, Nebraska
10250012	Missouri River	Republican River	Republican River	South Fork Beaver River	Colorado, Kansas
10250013	Missouri River	Republican River	Republican River	Little Beaver River	Colorado, Kansas
10250014	Missouri River	Republican River	Republican River	Beaver River	Kansas, Nebraska
10250015	Missouri River	Republican River	Republican River	Prairie Dog River	Kansas, Nebraska
10250016	Missouri River	Republican River	Republican River	Middle Republican River	Kansas, Nebraska
10250017	Missouri River	Republican River	Republican River	Lower Republican River	Kansas
10260001	Missouri River	Smoky Hill River	Smoky Hill River	Smoky Hill River Headwaters	Colorado, Kansas
10260002	Missouri River	Smoky Hill River	Smoky Hill River	North Fork Smoky Hill River	Colorado, Kansas
10260003	Missouri River	Smoky Hill River	Smoky Hill River	Upper Smoky Hill River	Kansas
10260004	Missouri River	Smoky Hill River	Smoky Hill River	Ladder River	Colorado, Kansas
10260005	Missouri River	Smoky Hill River	Smoky Hill River	Hackberry River	Kansas
10260006	Missouri River	Smoky Hill River	Smoky Hill River	Middle Smoky Hill River	Kansas
10260007	Missouri River	Smoky Hill River	Smoky Hill River	Big River	Kansas
10260008	Missouri River	Smoky Hill River	Smoky Hill River	Lower Smoky Hill River	Kansas
10260009	Missouri River	Smoky Hill River	Smoky Hill River	Upper Saline River	Kansas
10260010	Missouri River	Smoky Hill River	Smoky Hill River	Lower Saline River	Kansas
10260011	Missouri River	Smoky Hill River	Smoky Hill River	Upper North Fork Solomon River	Kansas
10260012	Missouri River	Smoky Hill River	Smoky Hill River	Lower North Fork Solomon River	Kansas
10260013	Missouri River	Smoky Hill River	Smoky Hill River	Upper South Fork Solomon River	Kansas
10260014	Missouri River	Smoky Hill River	Smoky Hill River	Lower South Fork Solomon River	Kansas
10260015	Missouri River	Smoky Hill River	Smoky Hill River	Solomon River	Kansas
10270101	Missouri River	Kansas River	Kansas River	Upper Kansas River	Kansas
10270102	Missouri River	Kansas River	Kansas River	Middle Kansas River	Kansas
10270103	Missouri River	Kansas River	Kansas River	Delaware River	Kansas
10270104	Missouri River	Kansas River	Kansas River	Lower Kansas River-Kansas River	Missouri
10270201	Missouri River	Kansas River	Big Blue River	Upper Big Blue River	Nebraska
10270202	Missouri River	Kansas River	Big Blue River	Middle Big Blue River	Nebraska
10270203	Missouri River	Kansas River	Big Blue River	West Fork Big Blue River	Nebraska
10270204	Missouri River	Kansas River	Big Blue River	Turkey River	Nebraska
10270205	Missouri River	Kansas River	Big Blue River	Lower Big Blue River	Kansas, Nebraska
10270206	Missouri River	Kansas River	Big Blue River	Upper Little Blue River	Kansas, Nebraska
10270207	Missouri River	Kansas River	Big Blue River	Lower Little Blue River	Kansas, Nebraska
10280101	Missouri River	Chariton River-Grand River	Grand River	Upper Grand River	Iowa, Missouri
10280102	Missouri River	Chariton River-Grand River	Grand River	Thompson River	Iowa, Missouri
10280103	Missouri River	Chariton River-Grand River	Grand River	Lower Grand River	Iowa, Missouri
10280201	Missouri River	Chariton River-Grand River	Chariton River	Upper Chariton River	Iowa, Missouri
10280202	Missouri River	Chariton River-Grand River	Chariton River	Lower Chariton River	Missouri
10280203	Missouri River	Chariton River-Grand River	Chariton River	Little Chariton River	Missouri
10290101	Missouri River	Gasconade River-Osage River	Osage River	Upper Marais Des Cygnes River	Kansas
10290102	Missouri River	Gasconade River-Osage River	Osage River	Lower Marais Des Cygnes River	Kansas, Missouri
10290103	Missouri River	Gasconade River-Osage River	Osage River	Little Osage River	Kansas, Missouri
10290104	Missouri River	Gasconade River-Osage River	Osage River	Marmaton River	Kansas, Missouri
10290105	Missouri River	Gasconade River-Osage River	Osage River	Harry S. Truman Reservoir	Missouri
10290106	Missouri River	Gasconade River-Osage River	Osage River	Sac River	Missouri
10290107	Missouri River	Gasconade River-Osage River	Osage River	Pomme De Terre River	Missouri
10290108	Missouri River	Gasconade River-Osage River	Osage River	South Grand River	Kansas, Missouri
10290109	Missouri River	Gasconade River-Osage River	Osage River	Lake of the Ozarks	Missouri
10290110	Missouri River	Gasconade River-Osage River	Osage River	Niangua River	Missouri
10290111	Missouri River	Gasconade River-Osage River	Osage River	Lower Osage River	Missouri
10290201	Missouri River	Gasconade River-Osage River	Gasconade River	Upper Casconade River	Missouri
10290202	Missouri River	Gasconade River-Osage River	Gasconade River	Big Piney River	Missouri
10290203	Missouri River	Gasconade River-Osage River	Gasconade River	Lower Gasconade River	Missouri
10300101	Missouri River	Lower Missouri River	Lower Missouri River-Blackwater River	Lower Missouri River-Crooked River	Kansas, Missouri
10300102	Missouri River	Lower Missouri River	Lower Missouri River-Blackwater River	Lower Missouri River-Moreau River	Missouri
10300103	Missouri River	Lower Missouri River	Lower Missouri River-Blackwater River	Lamine River	Missouri
10300104	Missouri River	Lower Missouri River	Lower Missouri River-Blackwater River	Blackwater River	Missouri
10300200	Missouri River	Lower Missouri River	Lower Missouri River	Lower Missouri River	Missouri
11010001	Arkansas River-White River-Red River	Upper White River	Upper White River	Beaver Reservoir	Arkansas, Missouri
11010002	Arkansas River-White River-Red River	Upper White River	Upper White River	James River	Missouri
11010003	Arkansas River-White River-Red River	Upper White River	Upper White River	Bull Shoals Lake	Arkansas, Missouri
11010004	Arkansas River-White River-Red River	Upper White River	Upper White River	Middle White River	Arkansas
11010005	Arkansas River-White River-Red River	Upper White River	Upper White River	Buffalo River	Arkansas
11010006	Arkansas River-White River-Red River	Upper White River	Upper White River	North Fork White River	Arkansas, Missouri
11010007	Arkansas River-White River-Red River	Upper White River	Upper White River	Upper Black River	Arkansas, Missouri
11010008	Arkansas River-White River-Red River	Upper White River	Upper White River	Current River	Arkansas, Missouri
11010009	Arkansas River-White River-Red River	Upper White River	Upper White River	Lower Black River	Arkansas, Missouri
11010010	Arkansas River-White River-Red River	Upper White River	Upper White River	Spring River	Arkansas, Missouri
11010011	Arkansas River-White River-Red River	Upper White River	Upper White River	Eleven Point River	Arkansas, Missouri
11010012	Arkansas River-White River-Red River	Upper White River	Upper White River	Strawberry River	Arkansas
11010013	Arkansas River-White River-Red River	Upper White River	Upper White River	Upper White River-Village River	Arkansas
11010014	Arkansas River-White River-Red River	Upper White River	Upper White River	Little Red River	Arkansas
11020001	Arkansas River-White River-Red River	Upper Arkansas River	Upper Arkansas River	Arkansas River Headwaters	Colorado
11020002	Arkansas River-White River-Red River	Upper Arkansas River	Upper Arkansas River	Upper Arkansas River	Colorado
11020003	Arkansas River-White River-Red River	Upper Arkansas River	Upper Arkansas River	Fountain River	Colorado
11020004	Arkansas River-White River-Red River	Upper Arkansas River	Upper Arkansas River	Chico River	Colorado
11020005	Arkansas River-White River-Red River	Upper Arkansas River	Upper Arkansas River	Upper Arkansas River-Lake Meredith	Colorado
11020006	Arkansas River-White River-Red River	Upper Arkansas River	Upper Arkansas River	Huerfano River	Colorado
11020007	Arkansas River-White River-Red River	Upper Arkansas River	Upper Arkansas River	Apishapa River	Colorado
11020008	Arkansas River-White River-Red River	Upper Arkansas River	Upper Arkansas River	Horse River	Colorado
11020009	Arkansas River-White River-Red River	Upper Arkansas River	Upper Arkansas River	Upper Arkansas River-John Martin Reservoir	Colorado, Kansas
11020010	Arkansas River-White River-Red River	Upper Arkansas River	Upper Arkansas River	Purgatorie River	Colorado, New Mexico
11020011	Arkansas River-White River-Red River	Upper Arkansas River	Upper Arkansas River	Big Sandy River	Colorado
11020012	Arkansas River-White River-Red River	Upper Arkansas River	Upper Arkansas River	Rush River	Colorado
11020013	Arkansas River-White River-Red River	Upper Arkansas River	Upper Arkansas River	Two Butte River	Colorado
11030001	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Middle Arkansas River-Lake McKinney	Colorado, Kansas
11030002	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Whitewoman River	Colorado, Kansas
11030003	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Arkansas River-Dodge City River	Kansas
11030004	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Coon River-Pickerel River	Kansas
11030005	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Pawnee River	Kansas
11030006	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Buckner River	Kansas
11030007	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Upper Walnut Creek River	Kansas
11030008	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Lower Walnut Creek River	Kansas
11030009	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Rattlesnake River	Kansas
11030010	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Gar River-Peace River	Kansas
11030011	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Cow River	Kansas
11030012	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Little Arkansas River	Kansas
11030013	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Middle Arkansas River-Slate River	Kansas
11030014	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	North Fork Ninnescah River	Kansas
11030015	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	South Fork Ninnescah River	Kansas
11030016	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Ninnescah River	Kansas
11030017	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Upper Walnut River	Kansas
11030018	Arkansas River-White River-Red River	Middle Arkansas River	Middle Arkansas River	Lower Walnut River	Kansas
11040001	Arkansas River-White River-Red River	Upper Cimarron River	Upper Cimarron River	Cimarron River Headwaters	Colorado, New Mexico, Oklahoma
11040002	Arkansas River-White River-Red River	Upper Cimarron River	Upper Cimarron River	Upper Cimarron River	Colorado, Kansas, New Mexico, Oklahoma
11040003	Arkansas River-White River-Red River	Upper Cimarron River	Upper Cimarron River	North Fork Cimarron River	Colorado, Kansas
11040004	Arkansas River-White River-Red River	Upper Cimarron River	Upper Cimarron River	Sand Arroyo River	Colorado, Kansas
11040005	Arkansas River-White River-Red River	Upper Cimarron River	Upper Cimarron River	Bear River	Colorado, Kansas
11040006	Arkansas River-White River-Red River	Upper Cimarron River	Upper Cimarron River	Upper Cimarron River-Liberal River	Kansas, Oklahoma
11040007	Arkansas River-White River-Red River	Upper Cimarron River	Upper Cimarron River	Crooked River	Kansas, Oklahoma
11040008	Arkansas River-White River-Red River	Upper Cimarron River	Upper Cimarron River	Upper Cimarron River-Bluff River	Kansas, Oklahoma
11050001	Arkansas River-White River-Red River	Lower Cimarron River	Lower Cimarron River	Lower Cimarron River-Eagle Chief River	Kansas, Oklahoma
11050002	Arkansas River-White River-Red River	Lower Cimarron River	Lower Cimarron River	Lower Cimarron River-Skeleton River	Oklahoma
11050003	Arkansas River-White River-Red River	Lower Cimarron River	Lower Cimarron River	Lower Cimarron River	Oklamoha
11060001	Arkansas River-White River-Red River	Arkansas River-Keystone Lake	Arkansas River-Keystone Lake	Kaw Lake	Kansas, Oklahoma
11060002	Arkansas River-White River-Red River	Arkansas River-Keystone Lake	Arkansas River-Keystone Lake	Upper Salt Fork Arkansas River	Kansas, Oklahoma
11060003	Arkansas River-White River-Red River	Arkansas River-Keystone Lake	Arkansas River-Keystone Lake	Medicine Lodge River	Kansas, Oklahoma
11060004	Arkansas River-White River-Red River	Arkansas River-Keystone Lake	Arkansas River-Keystone Lake	Lower Salt Fork Arkansas River	Kansas, Oklahoma
11060005	Arkansas River-White River-Red River	Arkansas River-Keystone Lake	Arkansas River-Keystone Lake	Chikaskia River	Kansas, Oklahoma
11060006	Arkansas River-White River-Red River	Arkansas River-Keystone Lake	Arkansas River-Keystone Lake	Black Bear River-Red Rock River	Oklahoma
11070101	Arkansas River-White River-Red River	Neosho River-Verdigris River	Verdigris River	Upper Verdigris River	Kansas
11070102	Arkansas River-White River-Red River	Neosho River-Verdigris River	Verdigris River	Fall River	Kansas
11070103	Arkansas River-White River-Red River	Neosho River-Verdigris River	Verdigris River	Middle Verdigris River	Kansas, Oklahoma
11070104	Arkansas River-White River-Red River	Neosho River-Verdigris River	Verdigris River	Elk River	Kansas
11070105	Arkansas River-White River-Red River	Neosho River-Verdigris River	Verdigris River	Lower Verdigris River	Oklahoma
11070106	Arkansas River-White River-Red River	Neosho River-Verdigris River	Verdigris River	Caney River	Kansas, Oklahoma
11070107	Arkansas River-White River-Red River	Neosho River-Verdigris River	Verdigris River	Bird River	Oklahoma
11070201	Arkansas River-White River-Red River	Neosho River-Verdigris River	Neosho River	Neosho River Headwaters	Kansas
11070202	Arkansas River-White River-Red River	Neosho River-Verdigris River	Neosho River	Upper Cottonwood River	Kansas
11070203	Arkansas River-White River-Red River	Neosho River-Verdigris River	Neosho River	Lower Cottonwood River	Kansas
11070204	Arkansas River-White River-Red River	Neosho River-Verdigris River	Neosho River	Upper Neosho River	Kansas
11070205	Arkansas River-White River-Red River	Neosho River-Verdigris River	Neosho River	Middle Neosho River	Kansas, Oklahoma
11070206	Arkansas River-White River-Red River	Neosho River-Verdigris River	Neosho River	Lake O Cherokees	Arkansas, Kansas, Missouri, Oklahoma
11070207	Arkansas River-White River-Red River	Neosho River-Verdigris River	Neosho River	Spring River	Kansas, Missouri, Oklahoma
11070208	Arkansas River-White River-Red River	Neosho River-Verdigris River	Neosho River	Elk River	Arkansas, Missouri, Oklahoma
11070209	Arkansas River-White River-Red River	Neosho River-Verdigris River	Neosho River	Lower Neosho River	Arkansas, Oklahoma
11080001	Arkansas River-White River-Red River	Upper Canadian River	Upper Canadian River	Canadian River Headwaters	Colorado, New Mexico
11080002	Arkansas River-White River-Red River	Upper Canadian River	Upper Canadian River	Cimarron River	New Mexico
11080003	Arkansas River-White River-Red River	Upper Canadian River	Upper Canadian River	Upper Canadian River	New Mexico
11080004	Arkansas River-White River-Red River	Upper Canadian River	Upper Canadian River	Mora River	New Mexico
11080005	Arkansas River-White River-Red River	Upper Canadian River	Upper Canadian River	Conchas River	New Mexico
11080006	Arkansas River-White River-Red River	Upper Canadian River	Upper Canadian River	Upper Canadian River-Ute Reservoir	Mew Mexico, Texas
11080007	Arkansas River-White River-Red River	Upper Canadian River	Upper Canadian River	Ute River	New Mexico
11080008	Arkansas River-White River-Red River	Upper Canadian River	Upper Canadian River	Revuelto River	New Mexico
11090101	Arkansas River-White River-Red River	Lower Canadian River	Middle Canadian River	Middle Canadian River-Trujillo River	New Mexico, Texas
11090102	Arkansas River-White River-Red River	Lower Canadian River	Middle Canadian River	Punta de Agua River	New Mexico, Texas
11090103	Arkansas River-White River-Red River	Lower Canadian River	Middle Canadian River	Rita Blanca River	New Mexico, Oklahoma, Texas
11090104	Arkansas River-White River-Red River	Lower Canadian River	Middle Canadian River	Carrizo River	New Mexico, Texas
11090105	Arkansas River-White River-Red River	Lower Canadian River	Middle Canadian River	Lake Meredith	Texas
11090106	Arkansas River-White River-Red River	Lower Canadian River	Middle Canadian River	Middle Canadian River-Spring River	Texas
11090201	Arkansas River-White River-Red River	Lower Canadian River	Lower Canadian River	Lower Canadian River-Deer River	Oklahoma,Texas
11090202	Arkansas River-White River-Red River	Lower Canadian River	Lower Canadian River	Lower Canadian River-Walnut River	Oklahoma
11090203	Arkansas River-White River-Red River	Lower Canadian River	Lower Canadian River	Little River	Oklahoma
11090204	Arkansas River-White River-Red River	Lower Canadian River	Lower Canadian River	Lower Canadian River	Oklahoma
11100101	Arkansas River-White River-Red River	North Canadian River	Upper Beaver River	Upper Beaver River	New Mexico, Oklahoma, Texas
11100102	Arkansas River-White River-Red River	North Canadian River	Upper Beaver River	Middle Beaver River	Kansas, Oklahoma
11100103	Arkansas River-White River-Red River	North Canadian River	Upper Beaver River	Coldwater River	Oklahoma, Texas
11100104	Arkansas River-White River-Red River	North Canadian River	Upper Beaver River	Palo Duro River	Oklahoma, Texas
11100201	Arkansas River-White River-Red River	North Canadian River	Lower Beaver River	Lower Beaver River	Oklahoma, Texas
11100202	Arkansas River-White River-Red River	North Canadian River	Lower Beaver River	Upper Wolf River	Texas
11100203	Arkansas River-White River-Red River	North Canadian River	Lower Beaver River	Lower Wolf River	Oklahoma, Texas
11100301	Arkansas River-White River-Red River	North Canadian River	Lower North Canadian River	Middle North Canadian River	Oklahoma
11100302	Arkansas River-White River-Red River	North Canadian River	Lower North Canadian River	Lower North Canadian River	Oklahoma
11100303	Arkansas River-White River-Red River	North Canadian River	Lower North Canadian River	Deep Fork River	Oklahoma
11110101	Arkansas River-White River-Red River	Lower Arkansas River	Robert S. Kerr Reservoir	Polecat River-Snake River	Oklahoma
11110102	Arkansas River-White River-Red River	Lower Arkansas River	Robert S. Kerr Reservoir	Dirty River-Greenleaf River	Oklahoma
11110103	Arkansas River-White River-Red River	Lower Arkansas River	Robert S. Kerr Reservoir	Illinois River	Arkansas, Oklahoma
11110104	Arkansas River-White River-Red River	Lower Arkansas River	Robert S. Kerr Reservoir	Robert S. Kerr Reservoir	Arkansas, Oklahoma
11110105	Arkansas River-White River-Red River	Lower Arkansas River	Robert S. Kerr Reservoir	Poteau River	Arkansas, Oklahoma
11110201	Arkansas River-White River-Red River	Lower Arkansas River	Lower Arkansas River-Fourche La Fave River	Frog River-Mulberry River	Arkansas
11110202	Arkansas River-White River-Red River	Lower Arkansas River	Lower Arkansas River-Fourche La Fave River	Dardanelle Reservoir	Arkansas
11110203	Arkansas River-White River-Red River	Lower Arkansas River	Lower Arkansas River-Fourche La Fave River	Lake Conway-Point Remove River	Arkansas
11110204	Arkansas River-White River-Red River	Lower Arkansas River	Lower Arkansas River-Fourche La Fave River	Petit Jean River	Arkansas
11110205	Arkansas River-White River-Red River	Lower Arkansas River	Lower Arkansas River-Fourche La Fave River	Cadron River	Arkansas
11110206	Arkansas River-White River-Red River	Lower Arkansas River	Lower Arkansas River-Fourche La Fave River	Fourche La Fave River	Arkansas
11110207	Arkansas River-White River-Red River	Lower Arkansas River	Lower Arkansas River-Fourche La Fave River	Lower Arkansas River-Maumelle River	Arkansas
11120101	Arkansas River-White River-Red River	Red River Headwaters	Prairie Dog Town Fork Red River	Tierra Blanca River	New Mexico, Texas
11120102	Arkansas River-White River-Red River	Red River Headwaters	Prairie Dog Town Fork Red River	Palo Duro River	New Mexico, Texas
11120103	Arkansas River-White River-Red River	Red River Headwaters	Prairie Dog Town Fork Red River	Upper Prairie Dog Town Fork Red River	Texas
11120104	Arkansas River-White River-Red River	Red River Headwaters	Prairie Dog Town Fork Red River	Tule River	Texas
11120105	Arkansas River-White River-Red River	Red River Headwaters	Prairie Dog Town Fork Red River	Lower Prairie Dog Town Fork Red River	Oklahoma, Texas
11120201	Arkansas River-White River-Red River	Red River Headwaters	Salt Fork Red River	Upper Salt Fork Red River	Texas
11120202	Arkansas River-White River-Red River	Red River Headwaters	Salt Fork Red River	Lower Salt Fork Red River	Texas
11120301	Arkansas River-White River-Red River	Red River Headwaters	North Fork Red River	Upper North Fork Red River	Texas
11120302	Arkansas River-White River-Red River	Red River Headwaters	North Fork Red River	Middle North Fork Red River	Oklahoma, Texas
11120303	Arkansas River-White River-Red River	Red River Headwaters	North Fork Red River	Lower North Fork Red River	Oklahoma
11120304	Arkansas River-White River-Red River	Red River Headwaters	North Fork Red River	Elm Fork Red River	Oklahoma, Texas
11130101	Arkansas River-White River-Red River	Red River-Washita River	Red River-Pease River	Groesbeck River-Sandy River	Oklahoma, Texas
11130102	Arkansas River-White River-Red River	Red River-Washita River	Red River-Pease River	Blue River-China River	Oklahoma, Texas
11130103	Arkansas River-White River-Red River	Red River-Washita River	Red River-Pease River	North Pease River	Texas
11130104	Arkansas River-White River-Red River	Red River-Washita River	Red River-Pease River	Middle Pease River	Texas
11130105	Arkansas River-White River-Red River	Red River-Washita River	Red River-Pease River	Pease River	Texas
11130201	Arkansas River-White River-Red River	Red River-Washita River	Red River-Lake Texoma	Farmers River-Mud River	Oklahoma, Texas
11130202	Arkansas River-White River-Red River	Red River-Washita River	Red River-Lake Texoma	Cache River	Oklahoma
11130203	Arkansas River-White River-Red River	Red River-Washita River	Red River-Lake Texoma	West Cache River	Oklahoma
11130204	Arkansas River-White River-Red River	Red River-Washita River	Red River-Lake Texoma	North Witchita River	Texas
11130205	Arkansas River-White River-Red River	Red River-Washita River	Red River-Lake Texoma	South Witchita River	Texas
11130206	Arkansas River-White River-Red River	Red River-Washita River	Red River-Lake Texoma	Witchita River	Texas
11130207	Arkansas River-White River-Red River	Red River-Washita River	Red River-Lake Texoma	Southern Beaver River	Texas
11130208	Arkansas River-White River-Red River	Red River-Washita River	Red River-Lake Texoma	Norhtern Beaver River	Oklahoma
11130209	Arkansas River-White River-Red River	Red River-Washita River	Red River-Lake Texoma	Little Witchita River	Texas
11130210	Arkansas River-White River-Red River	Red River-Washita River	Red River-Lake Texoma	Lake Texoma	Oklahoma, Texas
11130301	Arkansas River-White River-Red River	Red River-Washita River	Washita River	Washita River Headwaters	Oklahoma, Texas
11130302	Arkansas River-White River-Red River	Red River-Washita River	Washita River	Upper Washita River	Oklahoma
11130303	Arkansas River-White River-Red River	Red River-Washita River	Washita River	Middle Washita River	Oklahoma
11130304	Arkansas River-White River-Red River	Red River-Washita River	Washita River	Lower Washita River	Oklahoma
11140101	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Little River	Bois D Arc River-Island River	Oklahoma, Texas
11140102	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Little River	Blue River	Oklahoma
11140103	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Little River	Muddy Boggy River	Oklahoma
11140104	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Little River	Clear Boggy River	Oklahoma
11140105	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Little River	Kiamichi River	Arkansas, Oklahoma
11140106	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Little River	Pecan River-Waterhole River	Arkansas, Oklahoma, Texas
11140107	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Little River	Upper Little River	Oklahoma
11140108	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Little River	Mountain Fork River	Arkansas, Oklahoma
11140109	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Little River	Lower Little Arkansas River	Oklahoma
11140201	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Saline Bayou	McKinney River-Posten Bayous River	Arkansas, Louisiana, Texas
11140202	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Saline Bayou	Middle Red River-Coushatta River	Louisiana
11140203	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Saline Bayou	Loggy Bayou	Arkansas, Louisiana
11140204	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Saline Bayou	Red Chute River	Louisiana
11140205	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Saline Bayou	Bodcau Bayou	Arkansas, Louisiana
11140206	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Saline Bayou	Bayou Pierre River	Louisiana
11140207	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Saline Bayou	Lower Red River-Lake Latt	Louisiana
11140208	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Saline Bayou	Saline Bayou	Louisiana
11140209	Arkansas River-White River-Red River	Red River-Sulphur River	Red River-Saline Bayou	Black Lake Bayou	Louisiana
11140301	Arkansas River-White River-Red River	Red River-Sulphur River	Big Cypress Bayou-Sulphur River	Sulfur River Headwaters	Texas
11140302	Arkansas River-White River-Red River	Red River-Sulphur River	Big Cypress Bayou-Sulphur River	Lower Sulfer River	Arkansas, Texas
11140303	Arkansas River-White River-Red River	Red River-Sulphur River	Big Cypress Bayou-Sulphur River	White Oak Bayou	Texas
11140304	Arkansas River-White River-Red River	Red River-Sulphur River	Big Cypress Bayou-Sulphur River	Cross Bayou	Arkansas, Louisiana, Texas
11140305	Arkansas River-White River-Red River	Red River-Sulphur River	Big Cypress Bayou-Sulphur River	Lake O the Fines	Texas
11140306	Arkansas River-White River-Red River	Red River-Sulphur River	Big Cypress Bayou-Sulphur River	Caddo Lake	Louisiana, Texas
11140307	Arkansas River-White River-Red River	Red River-Sulphur River	Big Cypress Bayou-Sulphur River	Little Cypress Bayou	Texas
12010001	Texas-Gulf	Sabine River	Sabine River	Upper Sabine River	Texas
12010002	Texas-Gulf	Sabine River	Sabine River	Middle Sabine River	Louisiana, Texas
12010003	Texas-Gulf	Sabine River	Sabine River	Lake Fork	Texas
12010004	Texas-Gulf	Sabine River	Sabine River	Toledo Bend Reservoir	Louisiana, Texas
12010005	Texas-Gulf	Sabine River	Sabine River	Lower Sabine River	Louisiana, Texas
12020001	Texas-Gulf	Neches River	Neches River	Upper Neches River	Texas
12020002	Texas-Gulf	Neches River	Neches River	Middle Neches River	Texas
12020003	Texas-Gulf	Neches River	Neches River	Lower Neches River	Texas
12020004	Texas-Gulf	Neches River	Neches River	Upper Angelina River	Texas
12020005	Texas-Gulf	Neches River	Neches River	Lower Angelina River	Texas
12020006	Texas-Gulf	Neches River	Neches River	Village River	Texas
12020007	Texas-Gulf	Neches River	Neches River	Pine Island Bayou	Texas
12030101	Texas-Gulf	Trinity River	Upper Trinity River	Upper West Fork Trinity River	Texas
12030102	Texas-Gulf	Trinity River	Upper Trinity River	Lower West Fork Trinity River	Texas
12030103	Texas-Gulf	Trinity River	Upper Trinity River	Elm Fork Trinity River	Texas
12030104	Texas-Gulf	Trinity River	Upper Trinity River	Denton River	Texas
12030105	Texas-Gulf	Trinity River	Upper Trinity River	Upper Trinity River	Texas
12030106	Texas-Gulf	Trinity River	Upper Trinity River	East Fork Trinity River	Texas
12030107	Texas-Gulf	Trinity River	Upper Trinity River	Cedar River	Texas
12030108	Texas-Gulf	Trinity River	Upper Trinity River	Richland River	Texas
12030109	Texas-Gulf	Trinity River	Upper Trinity River	Chambers River	Texas
12030201	Texas-Gulf	Trinity River	Lower Trinity River	Lower Trinity River-Tehuacana River	Texas
12030202	Texas-Gulf	Trinity River	Lower Trinity River	Lower Trinity River-Kickapoo River	Texas
12030203	Texas-Gulf	Trinity River	Lower Trinity River	Lower Trinity River	Texas
12040101	Texas-Gulf	Galveston Bay-San Jacinto River	San Jacinto River	West Fork San Jacinto River	Texas
12040102	Texas-Gulf	Galveston Bay-San Jacinto River	San Jacinto River	Spring River	Texas
12040103	Texas-Gulf	Galveston Bay-San Jacinto River	San Jacinto River	East Fork San Jacinto River	Texas
12040104	Texas-Gulf	Galveston Bay-San Jacinto River	San Jacinto River	Buffalo River-San Jacinto River	Texas
12040201	Texas-Gulf	Galveston Bay-San Jacinto River	Galveston Bay-Sabine Lake	Sabine Lake	Louisiana, Texas
12040202	Texas-Gulf	Galveston Bay-San Jacinto River	Galveston Bay-Sabine Lake	East Galveston Bay	Texas
12040203	Texas-Gulf	Galveston Bay-San Jacinto River	Galveston Bay-Sabine Lake	North Galveston Bay	Texas
12040204	Texas-Gulf	Galveston Bay-San Jacinto River	Galveston Bay-Sabine Lake	West Galveston Bay	Texas
12040205	Texas-Gulf	Galveston Bay-San Jacinto River	Galveston Bay-Sabine Lake	Austin River-Oyster River	Texas
12050001	Texas-Gulf	Brazos River Headwaters	Brazos River Headwaters	Yellow House Draw	New Mexico, Texas
12050002	Texas-Gulf	Brazos River Headwaters	Brazos River Headwaters	Blackwater Draw	New Mexico, Texas
12050003	Texas-Gulf	Brazos River Headwaters	Brazos River Headwaters	North Fork Double Mountain Fork Brazos River	Texas
12050004	Texas-Gulf	Brazos River Headwaters	Brazos River Headwaters	Double Mountain Fork Brazos River	Texas
12050005	Texas-Gulf	Brazos River Headwaters	Brazos River Headwaters	Running Water Draw River	New Mexico, Texas
12050006	Texas-Gulf	Brazos River Headwaters	Brazos River Headwaters	White River (Texas)	Texas
12050007	Texas-Gulf	Brazos River Headwaters	Brazos River Headwaters	Salt Fork Brazos River	Texas
12060101	Texas-Gulf	Middle Brazos River	Middle Brazos River-Clear Fork Brazos River	Middle Brazos River-Millers River	Texas
12060102	Texas-Gulf	Middle Brazos River	Middle Brazos River-Clear Fork Brazos River	Upper Clear Fork Brazos River	Texas
12060103	Texas-Gulf	Middle Brazos River	Middle Brazos River-Clear Fork Brazos River	Paint River	Texas
12060104	Texas-Gulf	Middle Brazos River	Middle Brazos River-Clear Fork Brazos River	Lower Clear Fork Brazos River	Texas
12060105	Texas-Gulf	Middle Brazos River	Middle Brazos River-Clear Fork Brazos River	Hubbard River	Texas
12060201	Texas-Gulf	Middle Brazos River	Middle Brazos River-Bosque River	Middle Brazos River-Palo Pinto River	Texas
12060202	Texas-Gulf	Middle Brazos River	Middle Brazos River-Bosque River	Middle Brazos River-Lake Whitney	Texas
12060203	Texas-Gulf	Middle Brazos River	Middle Brazos River-Bosque River	Bosque River	Texas
12060204	Texas-Gulf	Middle Brazos River	Middle Brazos River-Bosque River	North Bosque River	Texas
12070101	Texas-Gulf	Lower Brazos River	Lower Brazos River	Lower Brazos River-Little Brazos River	Texas
12070102	Texas-Gulf	Lower Brazos River	Lower Brazos River	Yegua River	Texas
12070103	Texas-Gulf	Lower Brazos River	Lower Brazos River	Navasota River	Texas
12070104	Texas-Gulf	Lower Brazos River	Lower Brazos River	Lower Brazos River	Texas
12070201	Texas-Gulf	Lower Brazos River	Little River	Leon River	Texas
12070202	Texas-Gulf	Lower Brazos River	Little River	Cowhouse River	Texas
12070203	Texas-Gulf	Lower Brazos River	Little River	Lampasas River	Texas
12070204	Texas-Gulf	Lower Brazos River	Little River	Little River	Texas
12070205	Texas-Gulf	Lower Brazos River	Little River	San Gabriel River	Texas
12080001	Texas-Gulf	Upper Colorado River	Upper Colorado River	Lost Draw River	New Mexico, Texas
12080002	Texas-Gulf	Upper Colorado River	Upper Colorado River	Colorado River Headwaters	Texas
12080003	Texas-Gulf	Upper Colorado River	Upper Colorado River	Monument River-Seminole Draws River	New Mexico, Texas
12080004	Texas-Gulf	Upper Colorado River	Upper Colorado River	Mustang Draw River	New Mexico, Texas
12080005	Texas-Gulf	Upper Colorado River	Upper Colorado River	Johnson Draw River	Texas
12080006	Texas-Gulf	Upper Colorado River	Upper Colorado River	Sulphur Springs Draw River	New Mexico, Texas
12080007	Texas-Gulf	Upper Colorado River	Upper Colorado River	Beals River	Texas
12080008	Texas-Gulf	Upper Colorado River	Upper Colorado River	Upper Colorado River	Texas
12090101	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Concho River	Middle Colorado River-Elm River	Texas
12090102	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Concho River	South Concho River	Texas
12090103	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Concho River	Middle Concho River	Texas
12090104	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Concho River	North Concho River	Texas
12090105	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Concho River	Concho River	Texas
12090106	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Concho River	Middle Colorado River	Texas
12090107	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Concho River	Pecan Bayou	Texas
12090108	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Concho River	Jim Ned River	Texas
12090109	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Concho River	San Saba River	Texas
12090110	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Concho River	Brady River	Texas
12090201	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Llano River	Buchanan Lake-Lyndon B. Johnson Lake	Texas
12090202	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Llano River	North Llano River	Texas
12090203	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Llano River	South Llano River	Texas
12090204	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Llano River	Llano River	Texas
12090205	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Llano River	Austin Lake-Travis Lake	Texas
12090206	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Middle Colorado River-Llano River	Pedernales River	Texas
12090301	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Lower Colorado River	Lower Colorado River-Cummins River	Texas
12090302	Texas-Gulf	Lower Colorado River-San Bernard Coastal	Lower Colorado River	Lower Colorado River	Texas
12090401	Texas-Gulf	Lower Colorado River-San Bernard Coastal	San Bernard Coastal	San Bernard River	Texas
12090402	Texas-Gulf	Lower Colorado River-San Bernard Coastal	San Bernard Coastal	East Matagorda Bay	Texas
12100101	Texas-Gulf	Central Texas Coastal	Lavaca River	Lavaca River	Texas
12100102	Texas-Gulf	Central Texas Coastal	Lavaca River	Navidad River	Texas
12100201	Texas-Gulf	Central Texas Coastal	Guadalupe River	Upper Guadalupe River	Texas
12100202	Texas-Gulf	Central Texas Coastal	Guadalupe River	Middle Guadalupe River	Texas
12100203	Texas-Gulf	Central Texas Coastal	Guadalupe River	San Marcos River	Texas
12100204	Texas-Gulf	Central Texas Coastal	Guadalupe River	Lower Guadalupe River	Texas
12100301	Texas-Gulf	Central Texas Coastal	San Antonio River	Upper San Antonio River	Texas
12100302	Texas-Gulf	Central Texas Coastal	San Antonio River	Medina River	Texas
12100303	Texas-Gulf	Central Texas Coastal	San Antonio River	Lower San Antonio River	Texas
12100304	Texas-Gulf	Central Texas Coastal	San Antonio River	Cibolo River	Texas
12100401	Texas-Gulf	Central Texas Coastal	Central Texas Coastal	East Matagorda Bay	Texas
12100402	Texas-Gulf	Central Texas Coastal	Central Texas Coastal	West Matagorda Bay	Texas
12100403	Texas-Gulf	Central Texas Coastal	Central Texas Coastal	East San Antonio Bay	Texas
12100404	Texas-Gulf	Central Texas Coastal	Central Texas Coastal	West San Antonio Bay	Texas
12100405	Texas-Gulf	Central Texas Coastal	Central Texas Coastal	Aransas Bay	Texas
12100406	Texas-Gulf	Central Texas Coastal	Central Texas Coastal	Mission River	Texas
12100407	Texas-Gulf	Central Texas Coastal	Central Texas Coastal	Aransas River	Texas
12110101	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Nueces River	Nueces River Headwaters	Texas
12110102	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Nueces River	West Nueces River	Texas
12110103	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Nueces River	Upper Nueces River	Texas
12110104	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Nueces River	Turkey River	Texas
12110105	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Nueces River	Middle Nueces River	Texas
12110106	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Nueces River	Upper Frio River	Texas
12110107	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Nueces River	Hondo River	Texas
12110108	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Nueces River	Lower Frio River	Texas
12110109	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Nueces River	San Miguel River	Texas
12110110	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Nueces River	Atascosa River	Texas
12110111	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Nueces River	Lower Nueces River	Texas
12110201	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Southwestern Texas Coastal	North Corpus Christi Bay	Texas
12110202	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Southwestern Texas Coastal	South Corpus Christi Bay	Texas
12110203	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Southwestern Texas Coastal	North Laguna Madre River	Texas
12110204	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Southwestern Texas Coastal	San Fernando River	Texas
12110205	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Southwestern Texas Coastal	Baffin Bay	Texas
12110206	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Southwestern Texas Coastal	Palo Blanco River	Texas
12110207	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Southwestern Texas Coastal	Central Laguna Madre River	Texas
12110208	Texas-Gulf	Nueces River-Southwestern Texas Coastal	Southwestern Texas Coastal	South Laguna Madre River	Texas
13010001	Rio Grande	Rio Grande Headwaters	Rio Grande Headwaters	Rio Grande Headwaters	Colorado
13010002	Rio Grande	Rio Grande Headwaters	Rio Grande Headwaters	Alamosa River-Trinchera River	Colorado, New Mexico
13010003	Rio Grande	Rio Grande Headwaters	Rio Grande Headwaters	San Luis River	Colorado
13010004	Rio Grande	Rio Grande Headwaters	Rio Grande Headwaters	Saguache River	Colorado
13010005	Rio Grande	Rio Grande Headwaters	Rio Grande Headwaters	Conejos River	Colorado, New Mexico
13020101	Rio Grande	Rio Grande-Elephant Butte Reservoir	Upper Rio Grande	Upper Rio Grande	Colorado, New Mexico
13020102	Rio Grande	Rio Grande-Elephant Butte Reservoir	Upper Rio Grande	Rio Chama River	Colorado, New Mexico
13020201	Rio Grande	Rio Grande-Elephant Butte Reservoir	Rio Grande-Elephant Butte Reservoir	Rio Grande-Santa Fe River	New Mexico
13020202	Rio Grande	Rio Grande-Elephant Butte Reservoir	Rio Grande-Elephant Butte Reservoir	Jemez River	New Mexico
13020203	Rio Grande	Rio Grande-Elephant Butte Reservoir	Rio Grande-Elephant Butte Reservoir	Rio Grande-Albuquerque River	New Mexico
13020204	Rio Grande	Rio Grande-Elephant Butte Reservoir	Rio Grande-Elephant Butte Reservoir	Rio Puerco River	New Mexico
13020205	Rio Grande	Rio Grande-Elephant Butte Reservoir	Rio Grande-Elephant Butte Reservoir	Arroyo Chico River	New Mexico
13020206	Rio Grande	Rio Grande-Elephant Butte Reservoir	Rio Grande-Elephant Butte Reservoir	North Plains River	New Mexico
13020207	Rio Grande	Rio Grande-Elephant Butte Reservoir	Rio Grande-Elephant Butte Reservoir	Rio San Jose River	New Mexico
13020208	Rio Grande	Rio Grande-Elephant Butte Reservoir	Rio Grande-Elephant Butte Reservoir	Plains of San Agustin River	New Mexico
13020209	Rio Grande	Rio Grande-Elephant Butte Reservoir	Rio Grande-Elephant Butte Reservoir	Rio Saldo River	New Mexico
13020210	Rio Grande	Rio Grande-Elephant Butte Reservoir	Rio Grande-Elephant Butte Reservoir	Jornada Del Muerto River	New Mexico
13020211	Rio Grande	Rio Grande-Elephant Butte Reservoir	Rio Grande-Elephant Butte Reservoir	Elephant Butte Reservoir	New Mexico
13030101	Rio Grande	Rio Grande-Mimbres River	Rio Grande-Caballo Lake	Caballo Lake	New Mexico
13030102	Rio Grande	Rio Grande-Mimbres River	Rio Grande-Caballo Lake	El Paso River-Las Cruces River	New Mexico, Texas
13030103	Rio Grande	Rio Grande-Mimbres River	Rio Grande-Caballo Lake	Jornada Draw River	New Mexico
13030201	Rio Grande	Rio Grande-Mimbres River	Mimbres River	Playas Lake	New Mexico
13030202	Rio Grande	Rio Grande-Mimbres River	Mimbres River	Mimbres River	New Mexico
13040100	Rio Grande	Rio Grande-Amistad Reservoir	Rio Grande-Fort Quitman	Rio Grande-Fort Quitman	Texas
13040201	Rio Grande	Rio Grande-Amistad Reservoir	Rio Grande-Amistad Reservoir	Cibolo River-Red Light River	Texas
13040202	Rio Grande	Rio Grande-Amistad Reservoir	Rio Grande-Amistad Reservoir	Alamito River	Texas
13040203	Rio Grande	Rio Grande-Amistad Reservoir	Rio Grande-Amistad Reservoir	Black Hills River-Fresno River	Texas
13040204	Rio Grande	Rio Grande-Amistad Reservoir	Rio Grande-Amistad Reservoir	Terlingua River	Texas
13040205	Rio Grande	Rio Grande-Amistad Reservoir	Rio Grande-Amistad Reservoir	Big Bend River	Texas
13040206	Rio Grande	Rio Grande-Amistad Reservoir	Rio Grande-Amistad Reservoir	Maravillas River	Texas
13040207	Rio Grande	Rio Grande-Amistad Reservoir	Rio Grande-Amistad Reservoir	Santiago Draw River	Texas
13040208	Rio Grande	Rio Grande-Amistad Reservoir	Rio Grande-Amistad Reservoir	Reagan River-Sanderson River	Texas
13040209	Rio Grande	Rio Grande-Amistad Reservoir	Rio Grande-Amistad Reservoir	San Francisco River	Texas
13040210	Rio Grande	Rio Grande-Amistad Reservoir	Rio Grande-Amistad Reservoir	Lozier Canyon River	Texas
13040211	Rio Grande	Rio Grande-Amistad Reservoir	Rio Grande-Amistad Reservoir	Big Canyon River	Texas
13040212	Rio Grande	Rio Grande-Amistad Reservoir	Rio Grande-Amistad Reservoir	Amistad Reservoir	Texas
13040301	Rio Grande	Rio Grande-Amistad Reservoir	Devils River	Upper Devils River	Texas
13040302	Rio Grande	Rio Grande-Amistad Reservoir	Devils River	Lower Devils River	Texas
13040303	Rio Grande	Rio Grande-Amistad Reservoir	Devils River	Dry Devils River	Texas
13050001	Rio Grande	Rio Grande Closed Basins	Rio Grande Closed Basins	Western Estancia River	New Mexico
13050002	Rio Grande	Rio Grande Closed Basins	Rio Grande Closed Basins	Eastern Estancia River	New Mexico
13050003	Rio Grande	Rio Grande Closed Basins	Rio Grande Closed Basins	Tularosa Valley	New Mexico, Texas
13050004	Rio Grande	Rio Grande Closed Basins	Rio Grande Closed Basins	Salt Basin	New Mexico, Texas
13060001	Rio Grande	Upper Pecos River	Upper Pecos River	Pecos River Headwaters	New Mexico
13060002	Rio Grande	Upper Pecos River	Upper Pecos River	Pintada Arroyo River	New Mexico
13060003	Rio Grande	Upper Pecos River	Upper Pecos River	Upper Pecos River	New Mexico
13060004	Rio Grande	Upper Pecos River	Upper Pecos River	Taiban River	New Mexico
13060005	Rio Grande	Upper Pecos River	Upper Pecos River	Arroyo Del Macho River	New Mexico
13060006	Rio Grande	Upper Pecos River	Upper Pecos River	Gallo Arroyo River	New Mexico
13060007	Rio Grande	Upper Pecos River	Upper Pecos River	Upper Pecos River-Long Arroyo River	New Mexico
13060008	Rio Grande	Upper Pecos River	Upper Pecos River	Rio Hondo River	New Mexico
13060009	Rio Grande	Upper Pecos River	Upper Pecos River	Rio Felix River	New Mexico
13060010	Rio Grande	Upper Pecos River	Upper Pecos River	Rio Penasco River	New Mexico
13060011	Rio Grande	Upper Pecos River	Upper Pecos River	Upper Pecos River-Black River	New Mexico, Texas
13070001	Rio Grande	Lower Pecos River	Lower Pecos River	Lower Pecos River-Red Bluff Reservoir	New Mexico, Texas
13070002	Rio Grande	Lower Pecos River	Lower Pecos River	Delaware River	New Mexico, Texas
13070003	Rio Grande	Lower Pecos River	Lower Pecos River	Toyah River	Texas
13070004	Rio Grande	Lower Pecos River	Lower Pecos River	Salt Draw River	Texas
13070005	Rio Grande	Lower Pecos River	Lower Pecos River	Barrilla Draw River	Texas
13070006	Rio Grande	Lower Pecos River	Lower Pecos River	Coyanosa River-Hackberry Draws River	Texas
13070007	Rio Grande	Lower Pecos River	Lower Pecos River	Landreth River-Monumnet Draws River	New Mexico, Texas
13070008	Rio Grande	Lower Pecos River	Lower Pecos River	Lower Pecos River	Texas
13070009	Rio Grande	Lower Pecos River	Lower Pecos River	Tunas River	Texas
13070010	Rio Grande	Lower Pecos River	Lower Pecos River	Independence River	Texas
13070011	Rio Grande	Lower Pecos River	Lower Pecos River	Howard Draw River	Texas
13080001	Rio Grande	Rio Grande-International Falcon Reservoir	Rio Grande-International Falcon Reservoir	Elm River-Sycamore River	Texas
13080002	Rio Grande	Rio Grande-International Falcon Reservoir	Rio Grande-International Falcon Reservoir	San Ambrosia River-Santa Isabel River	Texas
13080003	Rio Grande	Rio Grande-International Falcon Reservoir	Rio Grande-International Falcon Reservoir	International Falcon Reservoir	Texas
13090001	Rio Grande	Lower Rio Grande	Lower Rio Grande	Los Olmos River	Texas
13090002	Rio Grande	Lower Rio Grande	Lower Rio Grande	Lower Rio Grande	Texas
14010001	Upper Colorado River	Colorado River Headwaters	Colorado River Headwaters	Colorado River Headwaters	Colorado
14010002	Upper Colorado River	Colorado River Headwaters	Colorado River Headwaters	Blue River	Colorado
14010003	Upper Colorado River	Colorado River Headwaters	Colorado River Headwaters	Eagle River	Colorado
14010004	Upper Colorado River	Colorado River Headwaters	Colorado River Headwaters	Roaring Fork River	Colorado
14010005	Upper Colorado River	Colorado River Headwaters	Colorado River Headwaters	Colorado River Headwaters-Plateau River	Colorado, Utah
14010006	Upper Colorado River	Colorado River Headwaters	Colorado River Headwaters	Parachute River-Roan River	Colorado
14020001	Upper Colorado River	Gunnison River	Gunnison River	East River-Taylor River	Colorado
14020002	Upper Colorado River	Gunnison River	Gunnison River	Upper Gunnison River	Colorado
14020003	Upper Colorado River	Gunnison River	Gunnison River	Tomichi River	Colorado
14020004	Upper Colorado River	Gunnison River	Gunnison River	North Fork Gunnison River	Colorado
14020005	Upper Colorado River	Gunnison River	Gunnison River	Lower Gunnison River	Colorado
14020006	Upper Colorado River	Gunnison River	Gunnison River	Uncompahange River	Colorado
14030001	Upper Colorado River	Upper Colorado River-Dolores River	Upper Colorado River-Dolores River	Westwater Canyon River	Colorado, Utah
14030002	Upper Colorado River	Upper Colorado River-Dolores River	Upper Colorado River-Dolores River	Upper Dolores River	Colorado, Utah
14030003	Upper Colorado River	Upper Colorado River-Dolores River	Upper Colorado River-Dolores River	San Miguel River	Colorado
14030004	Upper Colorado River	Upper Colorado River-Dolores River	Upper Colorado River-Dolores River	Lower Dolores River	Colorado, Utah
14030005	Upper Colorado River	Upper Colorado River-Dolores River	Upper Colorado River-Dolores River	Upper Colorado River-Kane Springs River	Colorado, Utah
14040101	Upper Colorado River	Great Divide-Upper Green River	Upper Green River	Upper Green River	Wyoming
14040102	Upper Colorado River	Great Divide-Upper Green River	Upper Green River	New Fork River	Wyoming
14040103	Upper Colorado River	Great Divide-Upper Green River	Upper Green River	Upper Green River-Slate River	Wyoming
14040104	Upper Colorado River	Great Divide-Upper Green River	Upper Green River	Big Sandy River	Wyoming
14040105	Upper Colorado River	Great Divide-Upper Green River	Upper Green River	Bitter River	Wyoming
14040106	Upper Colorado River	Great Divide-Upper Green River	Upper Green River	Upper Green River-Flaming Gorge Reservoir	Colorado, Wyoming, Utah
14040107	Upper Colorado River	Great Divide-Upper Green River	Upper Green River	Blacks Fork River	Utah, Wyoming
14040108	Upper Colorado River	Great Divide-Upper Green River	Upper Green River	Muddy River	Utah, Wyoming
14040109	Upper Colorado River	Great Divide-Upper Green River	Upper Green River	Vermilion River	Colorado, Wyoming
14040200	Upper Colorado River	Great Divide-Upper Green River	Great Divide Closed Basin	Great Divide Closed Basin	Wyoming
14050001	Upper Colorado River	White River-Yampa River	White River-Yampa River	Upper Yampa River	Colorado
14050002	Upper Colorado River	White River-Yampa River	White River-Yampa River	Lower Yampa River	Colorado
14050003	Upper Colorado River	White River-Yampa River	White River-Yampa River	Little Snake River	Colorado, Wyoming
14050004	Upper Colorado River	White River-Yampa River	White River-Yampa River	Muddy River	Wyoming
14050005	Upper Colorado River	White River-Yampa River	White River-Yampa River	Upper White River	Colorado
14050006	Upper Colorado River	White River-Yampa River	White River-Yampa River	Piceance River-Yellow River	Colorado
14050007	Upper Colorado River	White River-Yampa River	White River-Yampa River	Lower White River	Colorado, Utah
14060001	Upper Colorado River	Lower Green River	Lower Green River	Lower Green River-Diamond River	Colorado, Utah
14060002	Upper Colorado River	Lower Green River	Lower Green River	Ashley River-Brush River	Utah
14060003	Upper Colorado River	Lower Green River	Lower Green River	Duchesne River	Utah
14060004	Upper Colorado River	Lower Green River	Lower Green River	Strawberry River	Utah
14060005	Upper Colorado River	Lower Green River	Lower Green River	Lower Green River-Desolation Canyon River	Utah
14060006	Upper Colorado River	Lower Green River	Lower Green River	Willow River	Utah
14060007	Upper Colorado River	Lower Green River	Lower Green River	Price River	Utah
14060008	Upper Colorado River	Lower Green River	Lower Green River	Lower Green River	Utah
14060009	Upper Colorado River	Lower Green River	Lower Green River	San Rafael River	Utah
14070001	Upper Colorado River	Upper Colorado River-Dirty Devil River	Upper Colorado River-Dirty Devil River	Upper Lake Powell	Utah
14070002	Upper Colorado River	Upper Colorado River-Dirty Devil River	Upper Colorado River-Dirty Devil River	Muddy River	Utah
14070003	Upper Colorado River	Upper Colorado River-Dirty Devil River	Upper Colorado River-Dirty Devil River	Fremont River	Utah
14070004	Upper Colorado River	Upper Colorado River-Dirty Devil River	Upper Colorado River-Dirty Devil River	Dirty Devil River	Utah
14070005	Upper Colorado River	Upper Colorado River-Dirty Devil River	Upper Colorado River-Dirty Devil River	Escalante River	Utah
14070006	Upper Colorado River	Upper Colorado River-Dirty Devil River	Upper Colorado River-Dirty Devil River	Lower Lake Powell	Arizona, Utah
14070007	Upper Colorado River	Upper Colorado River-Dirty Devil River	Upper Colorado River-Dirty Devil River	Paria River	Arizona, Utah
14080101	Upper Colorado River	San Juan River	Upper San Juan River	Upper San Juan River	Colorado, New Mexico
14080102	Upper Colorado River	San Juan River	Upper San Juan River	Piedra River	Colorado
14080103	Upper Colorado River	San Juan River	Upper San Juan River	Blanco Canyon River	New Mexico
14080104	Upper Colorado River	San Juan River	Upper San Juan River	Animas River	Colorado, New Mexico
14080105	Upper Colorado River	San Juan River	Upper San Juan River	Middle San Juan River	Arizona, Colorado, New Mexico
14080106	Upper Colorado River	San Juan River	Upper San Juan River	Chaco River	Arizona, New Mexico
14080107	Upper Colorado River	San Juan River	Upper San Juan River	Mancos River	Colorado, New Mexico
14080201	Upper Colorado River	San Juan River	Lower San Juan River	Lower San Juan River-Four Corners River	Arizona, Colorado, New Mexico,
14080202	Upper Colorado River	San Juan River	Lower San Juan River	Mcelmo River	Colorado, Utah
14080203	Upper Colorado River	San Juan River	Lower San Juan River	Montezuma River	Colorado, Utah
14080204	Upper Colorado River	San Juan River	Lower San Juan River	Chinle River	Arizona, New Mexico, Utah
14080205	Upper Colorado River	San Juan River	Lower San Juan River	Lower San Juan River	Arizona, Utah
15010001	Lower Colorado River	Lower Colorado River-Lake Mead	Lower Colorado River-Lake Mead	Lower Colorado River-Marble Canyon River	Arizona
15010002	Lower Colorado River	Lower Colorado River-Lake Mead	Lower Colorado River-Lake Mead	Grand Canyon River	Arizona
15010003	Lower Colorado River	Lower Colorado River-Lake Mead	Lower Colorado River-Lake Mead	Kanab River	Arizona, Utah
15010004	Lower Colorado River	Lower Colorado River-Lake Mead	Lower Colorado River-Lake Mead	Havasu Canyon River	Arizona
15010005	Lower Colorado River	Lower Colorado River-Lake Mead	Lower Colorado River-Lake Mead	Lake Mead	Arizona, Nevada
15010006	Lower Colorado River	Lower Colorado River-Lake Mead	Lower Colorado River-Lake Mead	Grand Wash River	Arizona, Nevada
15010007	Lower Colorado River	Lower Colorado River-Lake Mead	Lower Colorado River-Lake Mead	Hualapai Wash River	Arizona
15010008	Lower Colorado River	Lower Colorado River-Lake Mead	Lower Colorado River-Lake Mead	Upper Virgin River	Utah
15010009	Lower Colorado River	Lower Colorado River-Lake Mead	Lower Colorado River-Lake Mead	Fort Pierce Wash River	Arizona, Utah
15010010	Lower Colorado River	Lower Colorado River-Lake Mead	Lower Colorado River-Lake Mead	Lower Virgin River	Arizona, Nevada, Utah
15010011	Lower Colorado River	Lower Colorado River-Lake Mead	Lower Colorado River-Lake Mead	White River	Nevada
15010012	Lower Colorado River	Lower Colorado River-Lake Mead	Lower Colorado River-Lake Mead	Muddy River	Nevada
15010013	Lower Colorado River	Lower Colorado River-Lake Mead	Lower Colorado River-Lake Mead	Meadow Valley Wash River	Nevada, Utah
15010014	Lower Colorado River	Lower Colorado River-Lake Mead	Lower Colorado River-Lake Mead	Detrital Wash River	Arizona
15010015	Lower Colorado River	Lower Colorado River-Lake Mead	Lower Colorado River-Lake Mead	Las Vegas Wash River	Nevada
15020001	Lower Colorado River	Little Colorado River	Little Colorado River	Little Colorado River Headwaters	Arizona, New Mexico
15020002	Lower Colorado River	Little Colorado River	Little Colorado River	Upper Little Colorado River	Arizona, New Mexico
15020003	Lower Colorado River	Little Colorado River	Little Colorado River	Carrizo Wash River	Arizona, New Mexico
15020004	Lower Colorado River	Little Colorado River	Little Colorado River	Zuni River	Arizona, New Mexico
15020005	Lower Colorado River	Little Colorado River	Little Colorado River	Silver River	Arizona
15020006	Lower Colorado River	Little Colorado River	Little Colorado River	Upper Peurco River	Arizona, New Mexico
15020007	Lower Colorado River	Little Colorado River	Little Colorado River	Lower Peurco River	Arizona
15020008	Lower Colorado River	Little Colorado River	Little Colorado River	Middle Little Colorado River	Arizona
15020009	Lower Colorado River	Little Colorado River	Little Colorado River	Leroux Wash River	Arizona
15020010	Lower Colorado River	Little Colorado River	Little Colorado River	Chevelon Canyon River	Arizona
15020011	Lower Colorado River	Little Colorado River	Little Colorado River	Cottonwood Wash River	Arizona
15020012	Lower Colorado River	Little Colorado River	Little Colorado River	Corn River-Oraibi River	Arizona
15020013	Lower Colorado River	Little Colorado River	Little Colorado River	Polacca Wash River	Arizona
15020014	Lower Colorado River	Little Colorado River	Little Colorado River	Jadito Wash River	Arizona
15020015	Lower Colorado River	Little Colorado River	Little Colorado River	Canyon Diablo River	Arizona
15020016	Lower Colorado River	Little Colorado River	Little Colorado River	Lower Little Colorado River	Arizona
15020017	Lower Colorado River	Little Colorado River	Little Colorado River	Dinnebito Wash River	Arizona
15020018	Lower Colorado River	Little Colorado River	Little Colorado River	Moenkopi Wash River	Arizona
15030101	Lower Colorado River	Lower Colorado River	Lower Colorado River	Havasu Lake-Mohave Lake	Arizona, California, Nevada
15030102	Lower Colorado River	Lower Colorado River	Lower Colorado River	Piute Wash River	California, Nevada
15030103	Lower Colorado River	Lower Colorado River	Lower Colorado River	Sacramento Wash River	Arizona
15030104	Lower Colorado River	Lower Colorado River	Lower Colorado River	Imperial Reservoir	Arizona, California
15030105	Lower Colorado River	Lower Colorado River	Lower Colorado River	Bouse Wash River	Arizona
15030106	Lower Colorado River	Lower Colorado River	Lower Colorado River	Tyson Wash River	Arizona
15030107	Lower Colorado River	Lower Colorado River	Lower Colorado River	Lower Colorado River	Arizona, Colorado
15030108	Lower Colorado River	Lower Colorado River	Lower Colorado River	Yuma Desert	Arizona
15030201	Lower Colorado River	Lower Colorado River	Bill Williams River	Big Sandy River	Arizona
15030202	Lower Colorado River	Lower Colorado River	Bill Williams River	Burro River	Arizona
15030203	Lower Colorado River	Lower Colorado River	Bill Williams River	Santa Maria River	Arizona
15030204	Lower Colorado River	Lower Colorado River	Bill Williams River	Bill Williams River	Arizona
15040001	Lower Colorado River	Upper Gila River	Upper Gila River	Upper Gila River	New Mexico
15040002	Lower Colorado River	Upper Gila River	Upper Gila River	Upper Gila River-Mangas River	Arizona, New Mexico
15040003	Lower Colorado River	Upper Gila River	Upper Gila River	Animas Valley	Arizona, New Mexico
15040004	Lower Colorado River	Upper Gila River	Upper Gila River	San Francisco River	Arizona, New Mexico
15040005	Lower Colorado River	Upper Gila River	Upper Gila River	Upper Gila River-San Carlos Reservoir	Arizona
15040006	Lower Colorado River	Upper Gila River	Upper Gila River	San Simon River	Arizona, New Mexico
15040007	Lower Colorado River	Upper Gila River	Upper Gila River	San Carlos River	Arizona
15050100	Lower Colorado River	Middle Gila River	Middle Gila River	Middle Gila River	Arizona
15050201	Lower Colorado River	Middle Gila River	San Pedro River-Willcox Playa	Willcox Playa	Arizona
15050202	Lower Colorado River	Middle Gila River	San Pedro River-Willcox Playa	Upper San Pedro River	Arizona
15050203	Lower Colorado River	Middle Gila River	San Pedro River-Willcox Playa	Lower San Pedro River	Arizona
15050301	Lower Colorado River	Middle Gila River	Santa Cruz River	Upper Santa Cruz River	Arizona
15050302	Lower Colorado River	Middle Gila River	Santa Cruz River	Rillito River	Arizona
15050303	Lower Colorado River	Middle Gila River	Santa Cruz River	Lower Santa Cruz River	Arizona
15050304	Lower Colorado River	Middle Gila River	Santa Cruz River	Brawley Wash River	Arizona
15050305	Lower Colorado River	Middle Gila River	Santa Cruz River	Aguirre Valley	Arizona
15050306	Lower Colorado River	Middle Gila River	Santa Cruz River	Santa Rosa Wash River	Arizona
15060101	Lower Colorado River	Salt River	Salt River	Black River	Arizona
15060102	Lower Colorado River	Salt River	Salt River	White River	Arizona
15060103	Lower Colorado River	Salt River	Salt River	Upper Salt River	Arizona
15060104	Lower Colorado River	Salt River	Salt River	Carrizo River	Arizona
15060105	Lower Colorado River	Salt River	Salt River	Tonto River	Arizona
15060106	Lower Colorado River	Salt River	Salt River	Lower Salt River	Arizona
15060201	Lower Colorado River	Salt River	Verde River	Big Chino River-Williamson Valley	Arizona
15060202	Lower Colorado River	Salt River	Verde River	Upper Verde River	Arizona
15060203	Lower Colorado River	Salt River	Verde River	Lower Verde River	Arizona
15070101	Lower Colorado River	Lower Gila River	Lower Gila River-Agua Fria River	Lower Gila River-Painted Rock Reservoir	Arizona
15070102	Lower Colorado River	Lower Gila River	Lower Gila River-Agua Fria River	Aqua Fria River	Arizona
15070103	Lower Colorado River	Lower Gila River	Lower Gila River-Agua Fria River	Hassayampa River	Arizona
15070104	Lower Colorado River	Lower Gila River	Lower Gila River-Agua Fria River	Centennial Wash River	Arizona
15070201	Lower Colorado River	Lower Gila River	Lower Gila River	Lower Gila River	Arizona
15070202	Lower Colorado River	Lower Gila River	Lower Gila River	Tenmile Wash River	Arizona
15070203	Lower Colorado River	Lower Gila River	Lower Gila River	San Cristobal Wash River	Arizona
15080101	Lower Colorado River	Sonora	Rio Sonoyta	San Simon Wash	Arizona
15080102	Lower Colorado River	Sonora	Rio Sonoyta	Rio Sonoyta	Arizona
15080103	Lower Colorado River	Sonora	Rio Sonoyta	Tule Desert	Arizona
15080200	Lower Colorado River	Sonora	Rio de la Concepción	Rio De La Concepción	Arizona
15080301	Lower Colorado River	Sonora	Rio de Bavispe	Whitewater Draw	Arizona
15080302	Lower Colorado River	Sonora	Rio de Bavispe	San Bernardino Valley	Arizona, New Mexico
15080303	Lower Colorado River	Sonora	Rio de Bavispe	Cloverdale Creek	New Mexico
16010101	Great Basin	Bear River	Upper Bear River	Upper Bear River	Utah, Wyoming
16010102	Great Basin	Bear River	Upper Bear River	Central Bear River	Idaho, Utah, Wyoming
16010201	Great Basin	Bear River	Lower Bear River	Bear Lake	Idaho, Utah
16010202	Great Basin	Bear River	Lower Bear River	Middle Bear River	Idaho, Utah
16010203	Great Basin	Bear River	Lower Bear River	Little Bear River-Logan River	Idaho, Utah
16010204	Great Basin	Bear River	Lower Bear River	Lower Bear River-Malad River	Idaho, Utah
16020101	Great Basin	Great Salt Lake	Weber River	Upper Weber River	Utah, Wyoming
16020102	Great Basin	Great Salt Lake	Weber River	Lower Weber River	Utah
16020201	Great Basin	Great Salt Lake	Jordan River	Utah Lake	Utah
16020202	Great Basin	Great Salt Lake	Jordan River	Spanish Fork	Utah
16020203	Great Basin	Great Salt Lake	Jordan River	Provo River	Utah
16020204	Great Basin	Great Salt Lake	Jordan River	Jordan River	Utah
16020301	Great Basin	Great Salt Lake	Great Salt Lake	Hamlin Valley-Snake Valley	Nevada, Utah
16020302	Great Basin	Great Salt Lake	Great Salt Lake	Pine Valley	Utah
16020303	Great Basin	Great Salt Lake	Great Salt Lake	Tule Valley	Utah
16020304	Great Basin	Great Salt Lake	Great Salt Lake	Rush Valley-Tooele Valley	Utah
16020305	Great Basin	Great Salt Lake	Great Salt Lake	Skull Valley	Utah
16020306	Great Basin	Great Salt Lake	Great Salt Lake	Southern Great Salt Lake Desert	Nevada, Utah
16020307	Great Basin	Great Salt Lake	Great Salt Lake	Pilot Creek-Thousand Springs Creek	Nevada, Utah
16020308	Great Basin	Great Salt Lake	Great Salt Lake	Northern Great Salt Lake Desert	Nevada, Utah
16020309	Great Basin	Great Salt Lake	Great Salt Lake	Curlew Valley	Idaho, Utah
16020310	Great Basin	Great Salt Lake	Great Salt Lake	Great Salt Lake	Utah
16030001	Great Basin	Escalante Desert-Sevier Lake	Escalante Desert-Sevier Lake	Upper Sevier River	Utah
16030002	Great Basin	Escalante Desert-Sevier Lake	Escalante Desert-Sevier Lake	East Fork Sevier River	Utah
16030003	Great Basin	Escalante Desert-Sevier Lake	Escalante Desert-Sevier Lake	Middle Sevier River	Utah
16030004	Great Basin	Escalante Desert-Sevier Lake	Escalante Desert-Sevier Lake	San Pitch River	Utah
16030005	Great Basin	Escalante Desert-Sevier Lake	Escalante Desert-Sevier Lake	Lower Sevier River	Utah
16030006	Great Basin	Escalante Desert-Sevier Lake	Escalante Desert-Sevier Lake	Escalante Desert	Nevada, Utah
16030007	Great Basin	Escalante Desert-Sevier Lake	Escalante Desert-Sevier Lake	Beaver Bottoms-Upper Beaver River	Utah
16030008	Great Basin	Escalante Desert-Sevier Lake	Escalante Desert-Sevier Lake	Lower Beaver River	Utah
16030009	Great Basin	Escalante Desert-Sevier Lake	Escalante Desert-Sevier Lake	Sevier Lake	Utah
16040101	Great Basin	Black Rock Desert-Humboldt River	Humboldt River	Upper Humboldt River	Nevada
16040102	Great Basin	Black Rock Desert-Humboldt River	Humboldt River	North Fork Humboldt River	Nevada
16040103	Great Basin	Black Rock Desert-Humboldt River	Humboldt River	South Fork Humboldt River	Nevada
16040104	Great Basin	Black Rock Desert-Humboldt River	Humboldt River	Pine Creek	Nevada
16040105	Great Basin	Black Rock Desert-Humboldt River	Humboldt River	Middle Humboldt River	Nevada
16040106	Great Basin	Black Rock Desert-Humboldt River	Humboldt River	Rock Creek	Nevada
16040107	Great Basin	Black Rock Desert-Humboldt River	Humboldt River	Reese River	Nevada
16040108	Great Basin	Black Rock Desert-Humboldt River	Humboldt River	Lower Humboldt River	Nevada
16040109	Great Basin	Black Rock Desert-Humboldt River	Humboldt River	Little Humboldt River	Nevada
16040201	Great Basin	Black Rock Desert-Humboldt River	Black Rock Desert	Upper Quinn River	Nevada, Oregon
16040202	Great Basin	Black Rock Desert-Humboldt River	Black Rock Desert	Lower Quinn River	Nevada
16040203	Great Basin	Black Rock Desert-Humboldt River	Black Rock Desert	Smoke Creek Desert	California, Nevada
16040204	Great Basin	Black Rock Desert-Humboldt River	Black Rock Desert	Massacre Lake	California, Nevada
16040205	Great Basin	Black Rock Desert-Humboldt River	Black Rock Desert	Thousand Creek-Virgin Creek	Nevada, Oregon
16050101	Great Basin	Central Lahontan Basin	Truckee River	Lake Tahoe	California, Nevada
16050102	Great Basin	Central Lahontan Basin	Truckee River	Truckee River	California, Nevada
16050103	Great Basin	Central Lahontan Basin	Truckee River	Pyramid Lake-Winnemucca Lake	Nevada
16050104	Great Basin	Central Lahontan Basin	Truckee River	Granite Springs Valley	Nevada
16050201	Great Basin	Central Lahontan Basin	Carson River	Upper Carson River	California, Nevada
16050202	Great Basin	Central Lahontan Basin	Carson River	Middle Carson River	California, Nevada
16050203	Great Basin	Central Lahontan Basin	Carson River	Carson Desert	Nevada
16050301	Great Basin	Central Lahontan Basin	Walker River	East Walker River	California, Nevada
16050302	Great Basin	Central Lahontan Basin	Walker River	West Walker River	California, Nevada
16050303	Great Basin	Central Lahontan Basin	Walker River	Walker River	Nevada
16050304	Great Basin	Central Lahontan Basin	Walker River	Walker Lake	Nevada
16060001	Great Basin	Central Nevada Desert Basins	Central Nevada Desert Basins	Dixie Valley	Nevada
16060002	Great Basin	Central Nevada Desert Basins	Central Nevada Desert Basins	Gabbs Valley	Nevada
16060003	Great Basin	Central Nevada Desert Basins	Central Nevada Desert Basins	Southern Big Smoky Valley	Nevada
16060004	Great Basin	Central Nevada Desert Basins	Central Nevada Desert Basins	Northern Big Smoky Valley	Nevada
16060005	Great Basin	Central Nevada Desert Basins	Central Nevada Desert Basins	Diamond Valley-Monitor Valley	Nevada
16060006	Great Basin	Central Nevada Desert Basins	Central Nevada Desert Basins	Little Smoky Valley-Newark Valley	Nevada
16060007	Great Basin	Central Nevada Desert Basins	Central Nevada Desert Basins	Long Valley-Ruby Valley	Nevada
16060008	Great Basin	Central Nevada Desert Basins	Central Nevada Desert Basins	Spring Valley-Steptoe Valley	Nevada
16060009	Great Basin	Central Nevada Desert Basins	Central Nevada Desert Basins	Dry Lake Valley	Nevada
16060010	Great Basin	Central Nevada Desert Basins	Central Nevada Desert Basins	Fish Lake Valley-Soda Spring Valley	California, Nevada
16060011	Great Basin	Central Nevada Desert Basins	Central Nevada Desert Basins	Ralston Valley-Stone Cabin Valley	Nevada
16060012	Great Basin	Central Nevada Desert Basins	Central Nevada Desert Basins	Hot Creek Valley-Railroad Valley	Nevada
16060013	Great Basin	Central Nevada Desert Basins	Central Nevada Desert Basins	Cactus Flat-Sarcobatus Flat	Nevada
16060014	Great Basin	Central Nevada Desert Basins	Central Nevada Desert Basins	Sand Spring Valley-Tikaboo Valley	Nevada
16060015	Great Basin	Central Nevada Desert Basins	Central Nevada Desert Basins	Ivanpah Valley-Pahrump Valley	California, Nevada
17010101	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Kootenai River	Upper Kootenai River	Idaho, Montana
17010102	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Kootenai River	Fisher River	Montana
17010103	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Kootenai River	Yaak River	Montana
17010104	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Kootenai River	Lower Kootenai River	Idaho, Montana
17010105	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Kootenai River	Moyie River	Idaho, Montana
17010201	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	Upper Clark Fork River	Montana
17010202	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	Flint River-Rock River	Montana
17010203	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	Blackfoot River	Montana
17010204	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	Middle Clark Fork River	Montana
17010205	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	Bitterroot River	Montana
17010206	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	North Fork Flathead River	Montana
17010207	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	Middle Fork Flathead River	Montana
17010208	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	Flathead Lake	Montana
17010209	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	South Fork Flathead River	Montana
17010210	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	Stillwater River	Montana
17010211	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	Swan River	Montana
17010212	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	Lower Flathead River	Montana
17010213	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	Lower Clark Fork River	Idaho, Montana
17010214	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	Pend Oreille Lake	Idaho, Washington
17010215	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	Priest River	Idaho, Washington
17010216	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Pend Oreille River	Pend Oreille River	Idaho, Washington
17010301	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Spokane River	Upper Coeur D Alene River	Idaho
17010302	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Spokane River	South Fork Coeur D Alene River	Idaho
17010303	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Spokane River	Coeur D Alene Lake	Idaho, Washington
17010304	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Spokane River	St. Joe River	Idaho
17010305	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Spokane River	Upper Spokane River	Idaho, Washington
17010306	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Spokane River	Hangman River	Idaho, Washington
17010307	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Spokane River	Lower Spokane River	Washington
17010308	Pacific Northwest	Kootenai River-Pend Oreille River-Spokane River	Spokane River	Little Spokane River	Idaho, Washington
17020001	Pacific Northwest	Upper Columbia River	Upper Columbia River	Franklin D. Roosevelt Lake	Washington
17020002	Pacific Northwest	Upper Columbia River	Upper Columbia River	Kettle River	Washington
17020003	Pacific Northwest	Upper Columbia River	Upper Columbia River	Colville River	Washington
17020004	Pacific Northwest	Upper Columbia River	Upper Columbia River	Sanpoil River	Washington
17020005	Pacific Northwest	Upper Columbia River	Upper Columbia River	Chief Joseph River	Washington
17020006	Pacific Northwest	Upper Columbia River	Upper Columbia River	Okanogan River	Washington
17020007	Pacific Northwest	Upper Columbia River	Upper Columbia River	Similkameen River	Washington
17020008	Pacific Northwest	Upper Columbia River	Upper Columbia River	Methow River	Washington
17020009	Pacific Northwest	Upper Columbia River	Upper Columbia River	Lake Chelan	Washington
17020010	Pacific Northwest	Upper Columbia River	Upper Columbia River	Upper Columbia River-Entiat River	Washington
17020011	Pacific Northwest	Upper Columbia River	Upper Columbia River	Wenatchee River	Washington
17020012	Pacific Northwest	Upper Columbia River	Upper Columbia River	Moses Coulee River	Washington
17020013	Pacific Northwest	Upper Columbia River	Upper Columbia River	Upper Crab River	Washington
17020014	Pacific Northwest	Upper Columbia River	Upper Columbia River	Banks Lake	Washington
17020015	Pacific Northwest	Upper Columbia River	Upper Columbia River	Lower Crab River	Washington
17020016	Pacific Northwest	Upper Columbia River	Upper Columbia River	Upper Columbia River-Priest Rapids River	Washington
17030001	Pacific Northwest	Yakima River	Yakima River	Upper Yakima River	Washington
17030002	Pacific Northwest	Yakima River	Yakima River	Naches River	Washington
17030003	Pacific Northwest	Yakima River	Yakima River	Lower Yakima River	Washington
17040101	Pacific Northwest	Upper Snake River	Snake River Headwaters	Snake River Headwaters	Wyoming
17040102	Pacific Northwest	Upper Snake River	Snake River Headwaters	Gros Ventre River	Wyoming
17040103	Pacific Northwest	Upper Snake River	Snake River Headwaters	Greys River-Hobock River	Wyoming
17040104	Pacific Northwest	Upper Snake River	Snake River Headwaters	Palisades River	Idaho, Wyoming
17040105	Pacific Northwest	Upper Snake River	Snake River Headwaters	Salt River	Idaho, Wyoming
17040201	Pacific Northwest	Upper Snake River	Upper Snake River	Idaho Falls River	Idaho
17040202	Pacific Northwest	Upper Snake River	Upper Snake River	Upper Henrys River	Idaho, Wyoming
17040203	Pacific Northwest	Upper Snake River	Upper Snake River	Lower Henrys River	Idaho, Wyoming
17040204	Pacific Northwest	Upper Snake River	Upper Snake River	Teton River	Idaho, Wyoming
17040205	Pacific Northwest	Upper Snake River	Upper Snake River	Willow River	Idaho
17040206	Pacific Northwest	Upper Snake River	Upper Snake River	American Falls River	Idaho
17040207	Pacific Northwest	Upper Snake River	Upper Snake River	Blackfoot River	Idaho
17040208	Pacific Northwest	Upper Snake River	Upper Snake River	Portneuf River	Idaho
17040209	Pacific Northwest	Upper Snake River	Upper Snake River	Lake Walcott	Idaho
17040210	Pacific Northwest	Upper Snake River	Upper Snake River	Raft River	Idaho, Utah
17040211	Pacific Northwest	Upper Snake River	Upper Snake River	Goose River	Idaho, Nevada, Utah
17040212	Pacific Northwest	Upper Snake River	Upper Snake River	Upper Snake River-Rock River	Idaho
17040213	Pacific Northwest	Upper Snake River	Upper Snake River	Salmon Falls River	Idaho, Nevada
17040214	Pacific Northwest	Upper Snake River	Upper Snake River	Beaver River-Camas River	Idaho
17040215	Pacific Northwest	Upper Snake River	Upper Snake River	Medicine Lodge River	Idaho
17040216	Pacific Northwest	Upper Snake River	Upper Snake River	Birch River	Idaho
17040217	Pacific Northwest	Upper Snake River	Upper Snake River	Little Lost River	Idaho
17040218	Pacific Northwest	Upper Snake River	Upper Snake River	Big Lost River	Idaho
17040219	Pacific Northwest	Upper Snake River	Upper Snake River	Big Wood River	Idaho
17040220	Pacific Northwest	Upper Snake River	Upper Snake River	Camas River	Idaho
17040221	Pacific Northwest	Upper Snake River	Upper Snake River	Little Wood River	Idaho
17050101	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	C.J. Strike Reservoir	Idaho
17050102	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Bruneau River	Idaho, Nevada
17050103	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Middle Snake River-Succor River	Idaho, Oregon
17050104	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Upper Owyhee River	Idaho, Nevada
17050105	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	South Fork Owyhee River	Idaho, Nevada, Oregon
17050106	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	East Little Owyhee River	Idaho, Nevada, Oregon
17050107	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Middle Owyhee River	Idaho, Nevada, Oregon
17050108	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Jordan River	Idaho, Oregon
17050109	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Crooked River-Rattlesnake River	Oregon
17050110	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Lower Owyhee River	Oregon
17050111	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	North and Middle Forks Boise River	Idaho
17050112	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Boise River-Mores River	Idaho
17050113	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	South Fork Boise River	Idaho
17050114	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Lower Boise River	Idaho
17050115	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Middle Snake River-Payette River	Idaho, Oregon
17050116	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Upper Malheur River	Oregon
17050117	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Lower Malheur River	Oregon
17050118	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Bully River	Oregon
17050119	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Wiilow River	Oregon
17050120	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	South Fork Payette River	Idaho
17050121	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Middle Fork Payette River	Idaho
17050122	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Payette River	Idaho
17050123	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	North Fork Payette River	Idaho
17050124	Pacific Northwest	Middle Snake River	Middle Snake River-Boise River	Weiser River	Idaho
17050201	Pacific Northwest	Middle Snake River	Middle Snake River-Powder River	Brownlee Reservoir	Idaho, Oregon
17050202	Pacific Northwest	Middle Snake River	Middle Snake River-Powder River	Burnt River	Oregon
17050203	Pacific Northwest	Middle Snake River	Middle Snake River-Powder River	Powder River	Oregon
17060101	Pacific Northwest	Lower Snake River	Lower Snake River	Hells Canyon River	Idaho, Oregon
17060102	Pacific Northwest	Lower Snake River	Lower Snake River	Imnaha River	Oregon
17060103	Pacific Northwest	Lower Snake River	Lower Snake River	Lower Snake River-Asotin River	Idaho, Oregon, Washington
17060104	Pacific Northwest	Lower Snake River	Lower Snake River	Upper Grande Ronde River	Oregon
17060105	Pacific Northwest	Lower Snake River	Lower Snake River	Wallowa River	Oregon
17060106	Pacific Northwest	Lower Snake River	Lower Snake River	Lower Grande Ronde River	Oregon, Washington
17060107	Pacific Northwest	Lower Snake River	Lower Snake River	Lower Snake River-Tucannon River	Washington
17060108	Pacific Northwest	Lower Snake River	Lower Snake River	Palouse River	Idaho, Washington
17060109	Pacific Northwest	Lower Snake River	Lower Snake River	Rock River	Idaho, Washington
17060110	Pacific Northwest	Lower Snake River	Lower Snake River	Lower Snake River	Washington
17060201	Pacific Northwest	Lower Snake River	Salmon River	Upper Salmon River	Idaho
17060202	Pacific Northwest	Lower Snake River	Salmon River	Pashimeroi River	Idaho
17060203	Pacific Northwest	Lower Snake River	Salmon River	Middle Salmon River-Panther River	Idaho
17060204	Pacific Northwest	Lower Snake River	Salmon River	Lemhi River	Idaho
17060205	Pacific Northwest	Lower Snake River	Salmon River	Upper Middle Fork Salmon River	Idaho
17060206	Pacific Northwest	Lower Snake River	Salmon River	Lower Middle Fork Salmon River	Idaho
17060207	Pacific Northwest	Lower Snake River	Salmon River	Middle Salmon River-Chamberlain River	Idaho
17060208	Pacific Northwest	Lower Snake River	Salmon River	South Fork Salmon River	Idaho
17060209	Pacific Northwest	Lower Snake River	Salmon River	Lower Salmon River	Idaho
17060210	Pacific Northwest	Lower Snake River	Salmon River	Little Salmon River	Idaho
17060301	Pacific Northwest	Lower Snake River	Clearwater River	Upper Selway River	Idaho
17060302	Pacific Northwest	Lower Snake River	Clearwater River	Lower Selway River	Idaho
17060303	Pacific Northwest	Lower Snake River	Clearwater River	Lochsa River	Idaho
17060304	Pacific Northwest	Lower Snake River	Clearwater River	Middle Fork Clearwater River	Idaho
17060305	Pacific Northwest	Lower Snake River	Clearwater River	South Fork Clearwater River	Idaho
17060306	Pacific Northwest	Lower Snake River	Clearwater River	Clearwater River	Idaho, Washington
17060307	Pacific Northwest	Lower Snake River	Clearwater River	Upper North Fork Clearwater River	Idaho
17060308	Pacific Northwest	Lower Snake River	Clearwater River	Lower North Fork Clearwater River	Idaho
17070101	Pacific Northwest	Middle Columbia River	Middle Columbia River	Middle Columbia River-Lake Wallula	Oregon, Washington
17070102	Pacific Northwest	Middle Columbia River	Middle Columbia River	Walla Walla River	Oregon, Washington
17070103	Pacific Northwest	Middle Columbia River	Middle Columbia River	Umatilla River	Oregon
17070104	Pacific Northwest	Middle Columbia River	Middle Columbia River	Willow River	Oregon
17070105	Pacific Northwest	Middle Columbia River	Middle Columbia River	Middle Columbia River-Hood River	Oregon, Washington
17070106	Pacific Northwest	Middle Columbia River	Middle Columbia River	Klickitat River	Washington
17070201	Pacific Northwest	Middle Columbia River	John Day River	Upper John Day River	Oregon
17070202	Pacific Northwest	Middle Columbia River	John Day River	North Fork John Day River	Oregon
17070203	Pacific Northwest	Middle Columbia River	John Day River	Middle Fork John Day River	Oregon
17070204	Pacific Northwest	Middle Columbia River	John Day River	Lower John Day River	Oregon
17070301	Pacific Northwest	Middle Columbia River	Deschutes River	Upper Deschutes River	Oregon
17070302	Pacific Northwest	Middle Columbia River	Deschutes River	Little Deschutes River	Oregon
17070303	Pacific Northwest	Middle Columbia River	Deschutes River	Beaver River-South Fork River	Oregon
17070304	Pacific Northwest	Middle Columbia River	Deschutes River	Upper Crooked River	Oregon
17070305	Pacific Northwest	Middle Columbia River	Deschutes River	Lower Crooked River	Oregon
17070306	Pacific Northwest	Middle Columbia River	Deschutes River	Lower Deschutes River	Oregon
17070307	Pacific Northwest	Middle Columbia River	Deschutes River	Trout River	Oregon
17080001	Pacific Northwest	Lower Columbia River	Lower Columbia River	Lower Columbia River-Sandy River	Oregon, Washington
17080002	Pacific Northwest	Lower Columbia River	Lower Columbia River	Lewis River	Washington
17080003	Pacific Northwest	Lower Columbia River	Lower Columbia River	Lower Columbia River-Clatskanie River	Oregon, Washington
17080004	Pacific Northwest	Lower Columbia River	Lower Columbia River	Upper Cowlitz River	Washington
17080005	Pacific Northwest	Lower Columbia River	Lower Columbia River	Lower Cowlitz River	Washington
17080006	Pacific Northwest	Lower Columbia River	Lower Columbia River	Lower Columbia River	Oregon, Washington
17090001	Pacific Northwest	Willamette River	Willamette River	Middle Fork Willamette River	Oregon
17090002	Pacific Northwest	Willamette River	Willamette River	Coast Fork Willamette River	Oregon
17090003	Pacific Northwest	Willamette River	Willamette River	Upper Willamette River	Oregon
17090004	Pacific Northwest	Willamette River	Willamette River	Mckenzie River	Oregon
17090005	Pacific Northwest	Willamette River	Willamette River	North Santiam River	Oregon
17090006	Pacific Northwest	Willamette River	Willamette River	South Santiam River	Oregon
17090007	Pacific Northwest	Willamette River	Willamette River	Middle Willamette River	Oregon
17090008	Pacific Northwest	Willamette River	Willamette River	Yamhill River	Oregon
17090009	Pacific Northwest	Willamette River	Willamette River	Molalla River-Pudding River	Oregon
17090010	Pacific Northwest	Willamette River	Willamette River	Tualatin River	Oregon
17090011	Pacific Northwest	Willamette River	Willamette River	Clackamas River	Oregon
17090012	Pacific Northwest	Willamette River	Willamette River	Lower Willamette River	Oregon
17100101	Pacific Northwest	Oregon Coastal-Washington Coastal	Washington Coastal	Hoh River-Quillayute River	Washington
17100102	Pacific Northwest	Oregon Coastal-Washington Coastal	Washington Coastal	Queets River-Quinault River	Washington
17100103	Pacific Northwest	Oregon Coastal-Washington Coastal	Washington Coastal	Upper Chehalis River	Washington
17100104	Pacific Northwest	Oregon Coastal-Washington Coastal	Washington Coastal	Lower Chehalis River	Washington
17100105	Pacific Northwest	Oregon Coastal-Washington Coastal	Washington Coastal	Grays Harbor River	Washington
17100106	Pacific Northwest	Oregon Coastal-Washington Coastal	Washington Coastal	Willpa Bay	Washington
17100201	Pacific Northwest	Oregon Coastal-Washington Coastal	Northern Oregon Coastal	Necanicum River	Oregon
17100202	Pacific Northwest	Oregon Coastal-Washington Coastal	Northern Oregon Coastal	Nehalem River	Oregon
17100203	Pacific Northwest	Oregon Coastal-Washington Coastal	Northern Oregon Coastal	Wilson River-Trask River-Nestucca River	Oregon
17100204	Pacific Northwest	Oregon Coastal-Washington Coastal	Northern Oregon Coastal	Siletz River-Yaquina River	Oregon
17100205	Pacific Northwest	Oregon Coastal-Washington Coastal	Northern Oregon Coastal	Alsea River	Oregon
17100206	Pacific Northwest	Oregon Coastal-Washington Coastal	Northern Oregon Coastal	Siuslaw River	Oregon
17100207	Pacific Northwest	Oregon Coastal-Washington Coastal	Northern Oregon Coastal	Siltcoos River	Oregon
17100301	Pacific Northwest	Oregon Coastal-Washington Coastal	Southern Oregon Coastal	North Umpqua River	Oregon
17100302	Pacific Northwest	Oregon Coastal-Washington Coastal	Southern Oregon Coastal	South Umpqua River	Oregon
17100303	Pacific Northwest	Oregon Coastal-Washington Coastal	Southern Oregon Coastal	Umpqua River	Oregon
17100304	Pacific Northwest	Oregon Coastal-Washington Coastal	Southern Oregon Coastal	Coos River	Oregon
17100305	Pacific Northwest	Oregon Coastal-Washington Coastal	Southern Oregon Coastal	Coquille River	Oregon
17100306	Pacific Northwest	Oregon Coastal-Washington Coastal	Southern Oregon Coastal	Sixes River	Oregon
17100307	Pacific Northwest	Oregon Coastal-Washington Coastal	Southern Oregon Coastal	Upper Rouge River	Oregon
17100308	Pacific Northwest	Oregon Coastal-Washington Coastal	Southern Oregon Coastal	Middle Rouge River	Oregon
17100309	Pacific Northwest	Oregon Coastal-Washington Coastal	Southern Oregon Coastal	Applegate River	California, Oregon
17100310	Pacific Northwest	Oregon Coastal-Washington Coastal	Southern Oregon Coastal	Lower Rouge River	Oregon
17100311	Pacific Northwest	Oregon Coastal-Washington Coastal	Southern Oregon Coastal	Illinois River	California, Oregon
17100312	Pacific Northwest	Oregon Coastal-Washington Coastal	Southern Oregon Coastal	Chetco River	California, Oregon
17110001	Pacific Northwest	Puget Sound	Puget Sound	Fraser River	Washington
17110002	Pacific Northwest	Puget Sound	Puget Sound	Strait of Georgia	Washington
17110003	Pacific Northwest	Puget Sound	Puget Sound	San Juan Islands	Washington
17110004	Pacific Northwest	Puget Sound	Puget Sound	Nooksack River	Washington
17110005	Pacific Northwest	Puget Sound	Puget Sound	Upper Skagit River	Washington
17110006	Pacific Northwest	Puget Sound	Puget Sound	Sauk River	Washington
17110007	Pacific Northwest	Puget Sound	Puget Sound	Lower Skagit River	Washington
17110008	Pacific Northwest	Puget Sound	Puget Sound	Stillaguamish River	Washington
17110009	Pacific Northwest	Puget Sound	Puget Sound	Skykomish River	Washington
17110010	Pacific Northwest	Puget Sound	Puget Sound	Snoqualmie River	Washington
17110011	Pacific Northwest	Puget Sound	Puget Sound	Snohomish River	Washington
17110012	Pacific Northwest	Puget Sound	Puget Sound	Lake Washington	Washington
17110013	Pacific Northwest	Puget Sound	Puget Sound	Duwamish River	Washington
17110014	Pacific Northwest	Puget Sound	Puget Sound	Puyallup River	Washington
17110015	Pacific Northwest	Puget Sound	Puget Sound	Nisqually River	Washington
17110016	Pacific Northwest	Puget Sound	Puget Sound	Deschutes River	Washington
17110017	Pacific Northwest	Puget Sound	Puget Sound	Skokomish River	Washington
17110018	Pacific Northwest	Puget Sound	Puget Sound	Hood Canal River	Washington
17110019	Pacific Northwest	Puget Sound	Puget Sound	Puget Sound	Washington
17110020	Pacific Northwest	Puget Sound	Puget Sound	Dungeness River-Elwha River	Washington
17110021	Pacific Northwest	Puget Sound	Puget Sound	Crescent River-Hoko River	Washington
17120001	Pacific Northwest	Oregon Closed Basins	Oregon Closed Basins	Harney Lake-Malheur Lake	Oregon
17120002	Pacific Northwest	Oregon Closed Basins	Oregon Closed Basins	Silvies River	Oregon
17120003	Pacific Northwest	Oregon Closed Basins	Oregon Closed Basins	Donner und Blitzen River	Oregon
17120004	Pacific Northwest	Oregon Closed Basins	Oregon Closed Basins	Silver Creek	Oregon
17120005	Pacific Northwest	Oregon Closed Basins	Oregon Closed Basins	Summer Lake	Oregon
17120006	Pacific Northwest	Oregon Closed Basins	Oregon Closed Basins	Lake Abert	Oregon
17120007	Pacific Northwest	Oregon Closed Basins	Oregon Closed Basins	Warner Lakes	California, Nevada, Oregon
17120008	Pacific Northwest	Oregon Closed Basins	Oregon Closed Basins	Guano Lake	Nevada, Oregon
17120009	Pacific Northwest	Oregon Closed Basins	Oregon Closed Basins	Alvord Lake	Nevada, Oregon
18010101	California	Klamath River-Northern California Coastal	Northern California Coastal	Smith River	California, Oregon
18010102	California	Klamath River-Northern California Coastal	Northern California Coastal	Mad River-Redwood River	California
18010103	California	Klamath River-Northern California Coastal	Northern California Coastal	Upper Eel River	California
18010104	California	Klamath River-Northern California Coastal	Northern California Coastal	Middle Fork Eel River	California
18010105	California	Klamath River-Northern California Coastal	Northern California Coastal	Lower Eel River	California
18010106	California	Klamath River-Northern California Coastal	Northern California Coastal	South Fork Eel River	California
18010107	California	Klamath River-Northern California Coastal	Northern California Coastal	Mattole River	California
18010108	California	Klamath River-Northern California Coastal	Northern California Coastal	Big River-Navarro River-Garcia River	California
18010109	California	Klamath River-Northern California Coastal	Northern California Coastal	Gualala River-Salmon River	California
18010110	California	Klamath River-Northern California Coastal	Northern California Coastal	Russian River	California
18010111	California	Klamath River-Northern California Coastal	Northern California Coastal	Bodega Bay	California
18010201	California	Klamath River-Northern California Coastal	Klamath River	Williamson River	Oregon
18010202	California	Klamath River-Northern California Coastal	Klamath River	Sprague River	Oregon
18010203	California	Klamath River-Northern California Coastal	Klamath River	Upper Klamath Lake	Oregon
18010204	California	Klamath River-Northern California Coastal	Klamath River	Lost River	California, Oregon
18010205	California	Klamath River-Northern California Coastal	Klamath River	Butte Creek	California, Oregon
18010206	California	Klamath River-Northern California Coastal	Klamath River	Upper Klamath River	California, Oregon
18010207	California	Klamath River-Northern California Coastal	Klamath River	Shasta River	California
18010208	California	Klamath River-Northern California Coastal	Klamath River	Scott River	California
18010209	California	Klamath River-Northern California Coastal	Klamath River	Lower Klamath River	California, Oregon
18010210	California	Klamath River-Northern California Coastal	Klamath River	Salmon River	California
18010211	California	Klamath River-Northern California Coastal	Klamath River	Trinity River	California
18010212	California	Klamath River-Northern California Coastal	Klamath River	South Fork Trinity River	California
18020001	California	Sacramento River	Upper Sacramento River	Goose Lake	California, Oregon
18020002	California	Sacramento River	Upper Sacramento River	Upper Pit River	California
18020003	California	Sacramento River	Upper Sacramento River	Lower Pit River	California
18020004	California	Sacramento River	Upper Sacramento River	McCloud River	California
18020005	California	Sacramento River	Upper Sacramento River	Sacramento River Headwaters	California
18020101	California	Sacramento River	Lower Sacramento River	Sacramento River-Lower Cow River-Lower Clear River	California
18020102	California	Sacramento River	Lower Sacramento River	Lower Cottonwood River	California
18020103	California	Sacramento River	Lower Sacramento River	Sacramento River-Lower Thomes River	California
18020104	California	Sacramento River	Lower Sacramento River	Sacramento River-Stone Corral River	California
18020105	California	Sacramento River	Lower Sacramento River	Lower Butte River	California
18020106	California	Sacramento River	Lower Sacramento River	Lower Feather River	California
18020107	California	Sacramento River	Lower Sacramento River	Lower Yuba River	California
18020108	California	Sacramento River	Lower Sacramento River	Lower Bear River	California
18020109	California	Sacramento River	Lower Sacramento River	Lower Sacramento River	California
18020110	California	Sacramento River	Lower Sacramento River	Lower Cache River	California
18020111	California	Sacramento River	Lower Sacramento River	Lower American River	California
18020112	California	Sacramento River	Lower Sacramento River	Sacramento River-Upper Clear River	California
18020113	California	Sacramento River	Lower Sacramento River	Cottonwood River Headwaters	California
18020114	California	Sacramento River	Lower Sacramento River	Upper Elder River-Upper Thomes River	California
18020115	California	Sacramento River	Lower Sacramento River	Upper Stony River	California
18020116	California	Sacramento River	Lower Sacramento River	Upper Cache River	California
18020117	California	Sacramento River	Lower Sacramento River	Upper Putah River	California
18020118	California	Sacramento River	Lower Sacramento River	Upper Cow River-Battle River	California
18020119	California	Sacramento River	Lower Sacramento River	Mill River-Big Chico River	California
18020120	California	Sacramento River	Lower Sacramento River	Upper Butte River	California
18020121	California	Sacramento River	Lower Sacramento River	North Fork Feather River	California
18020122	California	Sacramento River	Lower Sacramento River	East Branch North Fork Feather River	California
18020123	California	Sacramento River	Lower Sacramento River	Middle Fork Feather River	California
18020124	California	Sacramento River	Lower Sacramento River	Honcut River Headwaters	California
18020125	California	Sacramento River	Lower Sacramento River	Upper Yuba River	California
18020126	California	Sacramento River	Lower Sacramento River	Upper Bear River	California
18020127	California	Sacramento River	Lower Sacramento River	Upper Coon River-Upper Auburn River	California
18020128	California	Sacramento River	Lower Sacramento River	North Fork American River	California
18020129	California	Sacramento River	Lower Sacramento River	South Fork American River	California
18030001	California	Tulare Lake-Buena Vista Lake	Tulare Lake-Buena Vista Lake	Upper Kern River	California
18030002	California	Tulare Lake-Buena Vista Lake	Tulare Lake-Buena Vista Lake	South Fork Kern River	California
18030003	California	Tulare Lake-Buena Vista Lake	Tulare Lake-Buena Vista Lake	Middle Kern River-Upper Tehachapi Creek-Grapevine Creek	California
18030004	California	Tulare Lake-Buena Vista Lake	Tulare Lake-Buena Vista Lake	Upper Poso Creek	California
18030005	California	Tulare Lake-Buena Vista Lake	Tulare Lake-Buena Vista Lake	Upper Deer Creek-Upper White River	California
18030006	California	Tulare Lake-Buena Vista Lake	Tulare Lake-Buena Vista Lake	Upper Tule River	California
18030007	California	Tulare Lake-Buena Vista Lake	Tulare Lake-Buena Vista Lake	Upper Kaweah River	California
18030008	California	Tulare Lake-Buena Vista Lake	Tulare Lake-Buena Vista Lake	Mill Creek	California
18030009	California	Tulare Lake-Buena Vista Lake	Tulare Lake-Buena Vista Lake	Upper Dry Creek	California
18030010	California	Tulare Lake-Buena Vista Lake	Tulare Lake-Buena Vista Lake	Upper Kings River	California
18030011	California	Tulare Lake-Buena Vista Lake	Tulare Lake-Buena Vista Lake	Upper Los Gatos Creek-Avenal Creek	California
18030012	California	Tulare Lake-Buena Vista Lake	Tulare Lake-Buena Vista Lake	Tulare Lake-Buena Vista Lake	California
18040001	California	San Joaquin River	San Joaquin River	Middle San Joaquin River-Lower Chowchilla River	California
18040002	California	San Joaquin River	San Joaquin River	Middle San Joaquin River-Lower Merced River-Lower Stanislaus River	Californi
18040003	California	San Joaquin River	San Joaquin River	San Joaquin Delta	California
18040004	California	San Joaquin River	San Joaquin River	Lower Calaveras River-Mormon Slough River	California
18040005	California	San Joaquin River	San Joaquin River	Lower Consumnes River-Lower Mokelumne River	California
18040006	California	San Joaquin River	San Joaquin River	Upper San Joaquin River	California
18040007	California	San Joaquin River	San Joaquin River	Upper Chowchilla River-Upper Fresno River	California
18040008	California	San Joaquin River	San Joaquin River	Upper Merced River	California
18040009	California	San Joaquin River	San Joaquin River	Upper Tuolumne River	California
18040010	California	San Joaquin River	San Joaquin River	Upper Stanislaus River	California
18040011	California	San Joaquin River	San Joaquin River	Upper Calaveras River	California
18040012	California	San Joaquin River	San Joaquin River	Upper Mokelumne River	California
18040013	California	San Joaquin River	San Joaquin River	Upper Consumnes River	California
18040014	California	San Joaquin River	San Joaquin River	Panoche River-San Luis Reservoir	California
18050001	California	San Francisco Bay	San Francisco Bay	Suisun Bay	California
18050002	California	San Francisco Bay	San Francisco Bay	San Pablo Bay	California
18050003	California	San Francisco Bay	San Francisco Bay	Coyote River	California
18050004	California	San Francisco Bay	San Francisco Bay	San Francisco Bay	California
18050005	California	San Francisco Bay	San Francisco Bay	Tomales River-Drake Bays	California
18050006	California	San Francisco Bay	San Francisco Bay	San Francisco Coastal South River	California
18060001	California	Central California Coastal	Central California Coastal	San Lorenzo River-Soquel River	California
18060002	California	Central California Coastal	Central California Coastal	Pajaro River	California
18060003	California	Central California Coastal	Central California Coastal	Carrizo Plain	California
18060004	California	Central California Coastal	Central California Coastal	Estrella River	California
18060005	California	Central California Coastal	Central California Coastal	Salinas River	California
18060006	California	Central California Coastal	Central California Coastal	Central Coastal	California
18060007	California	Central California Coastal	Central California Coastal	Cuyama River	California
18060008	California	Central California Coastal	Central California Coastal	Santa Maria River	California
18060009	California	Central California Coastal	Central California Coastal	San Antonio River	California
18060010	California	Central California Coastal	Central California Coastal	Santa Ynez River	California
18060011	California	Central California Coastal	Central California Coastal	Alisal River-Elkhorn Sloughs River	California
18060012	California	Central California Coastal	Central California Coastal	Carmel River	California
18060013	California	Central California Coastal	Central California Coastal	Santa Barbara Coastal	California
18060014	California	Central California Coastal	Central California Coastal	Santa Barbara Channel Islands	California
18070101	California	Southern California Coastal	Ventura River-San Gabriel Coastal	Ventura River	California
18070102	California	Southern California Coastal	Ventura River-San Gabriel Coastal	Santa Clara River	California
18070103	California	Southern California Coastal	Ventura River-San Gabriel Coastal	Calleguas River	California
18070104	California	Southern California Coastal	Ventura River-San Gabriel Coastal	Santa Monica Bay	California
18070105	California	Southern California Coastal	Ventura River-San Gabriel Coastal	Los Angeles River	California
18070106	California	Southern California Coastal	Ventura River-San Gabriel Coastal	San Gabriel River	California
18070107	California	Southern California Coastal	Ventura River-San Gabriel Coastal	San Pedro Channel Islands	California
18070201	California	Southern California Coastal	Santa Ana River	Seal Beach River	California
18070202	California	Southern California Coastal	Santa Ana River	San Jacinto River	California
18070203	California	Southern California Coastal	Santa Ana River	Santa Ana River	California
18070204	California	Southern California Coastal	Santa Ana River	Newport Bay	California
18070301	California	Southern California Coastal	Laguna Coastal-San Diego Coastal	Aliso River-San Onofre River	California
18070302	California	Southern California Coastal	Laguna Coastal-San Diego Coastal	Santa Margarita River	California
18070303	California	Southern California Coastal	Laguna Coastal-San Diego Coastal	San Luis Rey River-Escondido River	California
18070304	California	Southern California Coastal	Laguna Coastal-San Diego Coastal	San Diego River	California
18070305	California	Southern California Coastal	Laguna Coastal-San Diego Coastal	Cottonwood River-Tijuana River	California
18080001	California	North Lahontan Basin	North Lahontan Basin	Surprise Valley	California, Nevada
18080002	California	North Lahontan Basin	North Lahontan Basin	Madeline Plains	California, Nevada
18080003	California	North Lahontan Basin	North Lahontan Basin	Honey Lake-Eagle Lake	California, Nevada
18090101	California	Northern Mojave Desert-Mono Lake	Mono Lake-Owens Lake	Mono Lake	California, Nevada
18090102	California	Northern Mojave Desert-Mono Lake	Mono Lake-Owens Lake	Crowley Lake	California, Nevada
18090103	California	Northern Mojave Desert-Mono Lake	Mono Lake-Owens Lake	Owens Lake	California
18090201	California	Northern Mojave Desert-Mono Lake	Northern Mojave Desert	Eureka Valley-Saline Valley	California, Nevada
18090202	California	Northern Mojave Desert-Mono Lake	Northern Mojave Desert	Upper Amargosa River	California, Nevada
18090203	California	Northern Mojave Desert-Mono Lake	Northern Mojave Desert	Death Valley-Lower Amargosa River	California, Nevada
18090204	California	Northern Mojave Desert-Mono Lake	Northern Mojave Desert	Panamint Valley	California
18090205	California	Northern Mojave Desert-Mono Lake	Northern Mojave Desert	Indian Wells Valley-Searles Valley	California
18090206	California	Northern Mojave Desert-Mono Lake	Northern Mojave Desert	Antelope Valley-Fremont Valley	California
18090207	California	Northern Mojave Desert-Mono Lake	Northern Mojave Desert	Coyote Lake-Cuddeback Lake	California
18090208	California	Northern Mojave Desert-Mono Lake	Northern Mojave Desert	Mojave River	California
18100100	California	Southern Mojave Desert-Salton Sea	Southern Mojave Desert	Southern Mojave Desert	California
18100200	California	Southern Mojave Desert-Salton Sea	Salton Sea	Salton Sea	California
19010101	Alaska	Southeast Alaska	Southern Southeast Alaska	Southeast Mainland River	Alaska
19010102	Alaska	Southeast Alaska	Southern Southeast Alaska	Ketchikan River	Alaska
19010103	Alaska	Southeast Alaska	Southern Southeast Alaska	Prince of Wales River	Alaska
19010201	Alaska	Southeast Alaska	Central Southeast Alaska	Mainland River	Alaska
19010202	Alaska	Southeast Alaska	Central Southeast Alaska	Kuiu River-Kupreanof River-Mitkof River-Etolin River-Zarembo River-Wrangell Islands	Alaska
19010203	Alaska	Southeast Alaska	Central Southeast Alaska	Baranof River-Chichagof Islands	Alaska
19010204	Alaska	Southeast Alaska	Central Southeast Alaska	Admiralty Island	Alaska
19010301	Alaska	Southeast Alaska	Northern Southeast Alaska	Lynn Canal River	Alaska
19010302	Alaska	Southeast Alaska	Northern Southeast Alaska	Glacier Bay	Alaska
19010303	Alaska	Southeast Alaska	Northern Southeast Alaska	Chilkat River-Skagway River	Alaska
19010401	Alaska	Southeast Alaska	Gulf of Alaska	Yakutat Bay	Alaska
19010402	Alaska	Southeast Alaska	Gulf of Alaska	Bering Glacier River	Alaska
19020101	Alaska	South Central Alaska	Copper River	Upper Copper River	Alaska
19020102	Alaska	South Central Alaska	Copper River	Middle Copper River	Alaska
19020103	Alaska	South Central Alaska	Copper River	Chitina River	Alaska
19020104	Alaska	South Central Alaska	Copper River	Lower Copper River	Alaska
19020201	Alaska	South Central Alaska	Prince William Sound	Eastern Prince William Sound	Alaska
19020202	Alaska	South Central Alaska	Prince William Sound	Western Prince William Sound	Alaska
19020301	Alaska	South Central Alaska	Kenai Peninsula	Lower Kenai Peninsula	Alaska
19020302	Alaska	South Central Alaska	Kenai Peninsula	Upper Kenai Peninsula	Alaska
19020401	Alaska	South Central Alaska	Knik Arm	Anchorage River	Alaska
19020402	Alaska	South Central Alaska	Knik Arm	Matansuka River	Alaska
19020501	Alaska	South Central Alaska	Susitna River	Upper Susitna River	Alaska
19020502	Alaska	South Central Alaska	Susitna River	Chulitna River	Alaska
19020503	Alaska	South Central Alaska	Susitna River	Talkeetna River	Alaska
19020504	Alaska	South Central Alaska	Susitna River	Yentna River	Alaska
19020505	Alaska	South Central Alaska	Susitna River	Lower Susitna River	Alaska
19020601	Alaska	South Central Alaska	Western Cook Inlet	Redoubt River-Trading Bays	Alaska
19020602	Alaska	South Central Alaska	Western Cook Inlet	Tuxdeni River-Kamishak Bays	Alaska
19020701	Alaska	South Central Alaska	Kodiak Islands-Shelikof Strait	Kodiak Islands-Afognak Islands	Alaska
19020702	Alaska	South Central Alaska	Kodiak Islands-Shelikof Strait	Shelikof Strait	Alaska
19030101	Alaska	Southwest Alaska	Aleutian Islands	Cold Bay	Alaska
19030102	Alaska	Southwest Alaska	Aleutian Islands	Fox Islands	Alaska
19030103	Alaska	Southwest Alaska	Aleutian Islands	Western Aleutian River	Alaska
19030104	Alaska	Southwest Alaska	Aleutian Islands	Pribilof Islands	Alaska
19030201	Alaska	Southwest Alaska	Kvichak River-Port Heiden	Port Heiden	Alaska
19030202	Alaska	Southwest Alaska	Kvichak River-Port Heiden	Ugashik Bay	Alaska
19030203	Alaska	Southwest Alaska	Kvichak River-Port Heiden	Egegik Bay	Alaska
19030204	Alaska	Southwest Alaska	Kvichak River-Port Heiden	Naknek River	Alaska
19030205	Alaska	Southwest Alaska	Kvichak River-Port Heiden	Lake Clark	Alaska
19030206	Alaska	Southwest Alaska	Kvichak River-Port Heiden	Lake Iliamna	Alaska
19030301	Alaska	Southwest Alaska	Nushagak River	Upper Nushagak River	Alaska
19030302	Alaska	Southwest Alaska	Nushagak River	Mulchatna River	Alaska
19030303	Alaska	Southwest Alaska	Nushagak River	Lower Nushagak River	Alaska
19030304	Alaska	Southwest Alaska	Nushagak River	Wood River	Alaska
19030305	Alaska	Southwest Alaska	Nushagak River	Togiak River	Alaska
19030401	Alaska	Southwest Alaska	Upper Kuskokwim River	North Fork Kuskokwim River	Alaska
19030402	Alaska	Southwest Alaska	Upper Kuskokwim River	Farewll Lake	Alaska
19030403	Alaska	Southwest Alaska	Upper Kuskokwim River	Takotna River	Alaska
19030404	Alaska	Southwest Alaska	Upper Kuskokwim River	Holitna River	Alaska
19030405	Alaska	Southwest Alaska	Upper Kuskokwim River	Stony River	Alaska
19030501	Alaska	Southwest Alaska	Lower Kuskokwim River	Aniak River	Alaska
19030502	Alaska	Southwest Alaska	Lower Kuskokwim River	Kuskokwim Delta	Alaska
19030503	Alaska	Southwest Alaska	Lower Kuskokwim River	Nunavak River-St. Matthew Islands	Alaska
19040101	Alaska	Yukon Alaska	Canada	White River	Alaska
19040102	Alaska	Yukon Alaska	Canada	Ladue River	Alaska
19040103	Alaska	Yukon Alaska	Canada	Sixtymile River	Alaska
19040104	Alaska	Yukon Alaska	Canada	Fortymile River	Alaska
19040201	Alaska	Yukon Alaska	Porcupine River	Old Crow River	Alaska
19040202	Alaska	Yukon Alaska	Porcupine River	Coleen River	Alaska
19040203	Alaska	Yukon Alaska	Porcupine River	Sheenjek River	Alaska
19040204	Alaska	Yukon Alaska	Porcupine River	Black River	Alaska
19040205	Alaska	Yukon Alaska	Porcupine River	Porcupine Flats	Alaska
19040301	Alaska	Yukon Alaska	Chandalar River-Christian River	Middle Fork Chandalar River-North Fork Chandalar River	Alaska
19040302	Alaska	Yukon Alaska	Chandalar River-Christian River	East Fork Chandalar River	Alaska
19040303	Alaska	Yukon Alaska	Chandalar River-Christian River	Christian River	Alaska
19040304	Alaska	Yukon Alaska	Chandalar River-Christian River	Lower Chandalar River	Alaska
19040401	Alaska	Yukon Alaska	Upper Yukon River	Eagle To Circle River	Alaska
19040402	Alaska	Yukon Alaska	Upper Yukon River	Birch River-Beaver Creeks River	Alaska
19040403	Alaska	Yukon Alaska	Upper Yukon River	Yukon Flats	Alaska
19040404	Alaska	Yukon Alaska	Upper Yukon River	Ramparts River	Alaska
19040501	Alaska	Yukon Alaska	Tanana River	Nebesna River-Chisana River	Alaska
19040502	Alaska	Yukon Alaska	Tanana River	Tok River	Alaska
19040503	Alaska	Yukon Alaska	Tanana River	Healy Lake	Alaska
19040504	Alaska	Yukon Alaska	Tanana River	Delta River	Alaska
19040505	Alaska	Yukon Alaska	Tanana River	Salcha River	Alaska
19040506	Alaska	Yukon Alaska	Tanana River	Chena River	Alaska
19040507	Alaska	Yukon Alaska	Tanana River	Tanana River	Alaska
19040508	Alaska	Yukon Alaska	Tanana River	Nenana River	Alaska
19040509	Alaska	Yukon Alaska	Tanana River	Tolovana River	Alaska
19040510	Alaska	Yukon Alaska	Tanana River	Kantishna River	Alaska
19040511	Alaska	Yukon Alaska	Tanana River	Lower Tanana River	Alaska
19040601	Alaska	Yukon Alaska	Koyukuk River	Upper Koyukuk River	Alaska
19040602	Alaska	Yukon Alaska	Koyukuk River	South Fork Koyukuk River	Alaska
19040603	Alaska	Yukon Alaska	Koyukuk River	Alatna River	Alaska
19040604	Alaska	Yukon Alaska	Koyukuk River	Kanuti River	Alaska
19040605	Alaska	Yukon Alaska	Koyukuk River	Allakaket River	Alaska
19040606	Alaska	Yukon Alaska	Koyukuk River	Huslia River	Alaska
19040607	Alaska	Yukon Alaska	Koyukuk River	Dulbi River	Alaska
19040608	Alaska	Yukon Alaska	Koyukuk River	Koyukuk Flats	Alaska
19040609	Alaska	Yukon Alaska	Koyukuk River	Kateel River	Alaska
19040701	Alaska	Yukon Alaska	Central Yukon River	Tozitna River	Alaska
19040702	Alaska	Yukon Alaska	Central Yukon River	Nowitna River	Alaska
19040703	Alaska	Yukon Alaska	Central Yukon River	Melozitna River	Alaska
19040704	Alaska	Yukon Alaska	Central Yukon River	Ramparts to Ruby River	Alaska
19040705	Alaska	Yukon Alaska	Central Yukon River	Galena River	Alaska
19040801	Alaska	Yukon Alaska	Lower Yukon River	Anvik River	Alaska
19040802	Alaska	Yukon Alaska	Lower Yukon River	Upper Innoko River	Alaska
19040803	Alaska	Yukon Alaska	Lower Yukon River	Lower Innoko River	Alaska
19040804	Alaska	Yukon Alaska	Lower Yukon River	Anvik to Pilot Station River	Alaska
19040805	Alaska	Yukon Alaska	Lower Yukon River	Yukon Delta	Alaska
19050101	Alaska	Northwest Alaska	Norton Sound	St. Lawrence Island	Alaska
19050102	Alaska	Northwest Alaska	Norton Sound	Unalakleet River	Alaska
19050103	Alaska	Northwest Alaska	Norton Sound	Norton Bay	Alaska
19050104	Alaska	Northwest Alaska	Norton Sound	Nome River	Alaska
19050105	Alaska	Northwest Alaska	Norton Sound	Imuruk Basin	Alaska
19050201	Alaska	Northwest Alaska	Northern Seward Peninsula	Shishmaref River	Alaska
19050202	Alaska	Northwest Alaska	Northern Seward Peninsula	Goodhope River-Spafarief Bay	Alaska
19050203	Alaska	Northwest Alaska	Northern Seward Peninsula	Buckland River	Alaska
19050301	Alaska	Northwest Alaska	Kobuk River-Selawik River	Selawik Lake	Alaska
19050302	Alaska	Northwest Alaska	Kobuk River-Selawik River	Upper Kobuk River	Alaska
19050303	Alaska	Northwest Alaska	Kobuk River-Selawik River	Middle Kobuk River	Alaska
19050304	Alaska	Northwest Alaska	Kobuk River-Selawik River	Lower Kobuk River	Alaska
19050401	Alaska	Northwest Alaska	Noatak River-Lisburne Peninsula	Upper Noatak River	Alaska
19050402	Alaska	Northwest Alaska	Noatak River-Lisburne Peninsula	Middle Noatak River	Alaska
19050403	Alaska	Northwest Alaska	Noatak River-Lisburne Peninsula	Lower Noatak River	Alaska
19050404	Alaska	Northwest Alaska	Noatak River-Lisburne Peninsula	Wulik River-Kivalina River	Alaska
19050405	Alaska	Northwest Alaska	Noatak River-Lisburne Peninsula	Lisburne Peninsula	Alaska
19060101	Alaska	Arctic Alaska	Western Arctic Alaska	Kukpowruk River	Alaska
19060102	Alaska	Arctic Alaska	Western Arctic Alaska	Kokolik River	Alaska
19060103	Alaska	Arctic Alaska	Western Arctic Alaska	Utukok River	Alaska
19060201	Alaska	Arctic Alaska	Barrow	Kuk River	Alaska
19060202	Alaska	Arctic Alaska	Barrow	Northwest Coast	Alaska
19060203	Alaska	Arctic Alaska	Barrow	Meade River	Alaska
19060204	Alaska	Arctic Alaska	Barrow	Ikpikpuk River	Alaska
19060205	Alaska	Arctic Alaska	Barrow	Harrison Bay (Beaufort Sea)	Alaska
19060301	Alaska	Arctic Alaska	Colville River	Upper Colville River	Alaska
19060302	Alaska	Arctic Alaska	Colville River	Killik River	Alaska
19060303	Alaska	Arctic Alaska	Colville River	Chandler River-Anaktuvuk River	Alaska
19060304	Alaska	Arctic Alaska	Colville River	Lower Colville River	Alaska
19060401	Alaska	Arctic Alaska	Prudhoe Bay	Kuparuk River	Alaska
19060402	Alaska	Arctic Alaska	Prudhoe Bay	Sagavanirktok River	Alaska
19060403	Alaska	Arctic Alaska	Prudhoe Bay	Mikkelson Bay	Alaska
19060501	Alaska	Arctic Alaska	Eastern Arctic Alaska	Canning River	Alaska
19060502	Alaska	Arctic Alaska	Eastern Arctic Alaska	Camden Bay	Alaska
19060503	Alaska	Arctic Alaska	Eastern Arctic Alaska	Beaufort Lagoon	Alaska
20010000	Hawaii	Hawaii	Hawaii	Hawaii	Hawaii
20020000	Hawaii	Maui	Maui	Maui	Hawaii
20030000	Hawaii	Kahoolawe	Kahoolawe	Kahoolawe	Hawaii
20040000	Hawaii	Lanai	Lanai	Lanai	Hawaii
20050000	Hawaii	Molokai	Molokai	Molokai	Hawaii
20060000	Hawaii	Oahu	Oahu	Oahu	Hawaii
20070000	Hawaii	Kauai	Kauai	Kauai	Hawaii
20080000	Hawaii	Niihau	Niihau	Niihau	Hawaii
20090000	Hawaii	Northwestern Hawaiian Islands	Northwestern Hawaiian Islands	Northwestern Hawaiian Islands	Hawaii
21010001	Caribbean	Puerto Rico	Puerto Rico	Interior Puerto Rico	Puerto Rico
21010002	Caribbean	Puerto Rico	Puerto Rico	Cibuco River-Guajataca River	Puerto Rico
21010003	Caribbean	Puerto Rico	Puerto Rico	Culebrinas River-Guanajibo River	Puerto Rico
21010004	Caribbean	Puerto Rico	Puerto Rico	Southern Puerto Rico	Puerto Rico
21010005	Caribbean	Puerto Rico	Puerto Rico	Eastern Puerto Rico	Puerto Rico
21010006	Caribbean	Puerto Rico	Puerto Rico	Puerto Rican Islands	Puerto Rico
21020001	Caribbean	Virgin Islands	Virgin Islands	St. John-St. Thomas	U.S. Virgin Islands
21020002	Caribbean	Virgin Islands	Virgin Islands	St. Croix	U.S. Virgin Islands