View HUC6 Watershed by Name on Map View HUC6 Watershed by Code on Map
HUC6 Watershed by Name Summaries Version 4
HUC6 | Watershed Name | State | Excel File | PDF File | Map |
---|---|---|---|---|---|
10100 | St. John | Canada; Massachusetts | Excel | Map | |
10200 | Penobscot | Canada; Massachusetts | Excel | Map | |
10300 | Kennebec | Canada; Massachusetts | Excel | Map | |
10400 | Androscoggin | Canada; Massachusetts; New Hampshire | Excel | Map | |
10500 | Maine Coastal | Canada; Massachusetts | Excel | Map | |
10600 | Saco | Massachusetts; Massachusetts; New Hampshire | Excel | Map | |
10700 | Merrimack | Massachusetts; New Hampshire | Excel | Map | |
10801 | Upper Connecticut | Canada; Massachusetts; New Hampshire; Vermont | Excel | Map | |
10802 | Lower Connecticut | Connecticut; Massachusetts; New Hampshire; Vermont | Excel | Map | |
10900 | Massachusetts-Rhode Island Coastal | Connecticut; Massachusetts; Rhode Island | Excel | Map | |
11000 | Connecticut Coastal | Connecticut; Massachusetts; New York; Rhode Island | Excel | Map | |
20200 | Upper Hudson | Massachusetts; New Jersey; New York; Vermont | Excel | Map | |
20301 | Lower Hudson | Connecticut; New Jersey; New York | Excel | Map | |
20302 | Long Island | Connecticut; New Jersey; New York; Rhode Island | Excel | Map | |
20401 | Upper Delaware | New Jersey; New York; Pennsylvania | Excel | Map | |
20402 | Lower Delaware | Delaware; Maryland; New Jersey; Pennsylvania | Excel | Map | |
20403 | Mid Atlantic Coastal | Delaware; Maryland; New Jersey; New York; Virginia | Excel | Map | |
20501 | Upper Susquehanna | New York; Pennsylvania | Excel | Map | |
20502 | West Branch Susquehanna | Pennsylvania | Excel | Map | |
20503 | Lower Susquehanna | Maryland; Pennsylvania | Excel | Map | |
20600 | Upper Chesapeake | Delaware; Maryland; Pennsylvania | Excel | Map | |
20700 | Potomac | District of Columbia; Maryland; Pennsylvania; Virginia; West Virginia | Excel | Map | |
20801 | Lower Chesapeake | Delaware; Maryland; Virginia | Excel | Map | |
20802 | James | Virginia; West Virginia | Excel | Map | |
30101 | Roanoke | North Carolina; Virginia | Excel | Map | |
30102 | Albemarle-Chowan | North Carolina; Virginia | Excel | Map | |
30201 | Pamlico | North Carolina | Excel | Map | |
30202 | Neuse | North Carolina | Excel | Map | |
30203 | Onslow Bay | North Carolina | Excel | Map | |
30300 | Cape Fear | North Carolina | Excel | Map | |
30401 | Upper Pee Dee | North Carolina; South Carolina; Virginia | Excel | Map | |
30402 | Lower Pee Dee | North Carolina; South Carolina | Excel | Map | |
30501 | Santee | North Carolina; South Carolina | Excel | Map | |
30502 | Edisto-South Carolina Coastal | South Carolina | Excel | Map | |
30601 | Savannah | Georgia; North Carolina; South Carolina | Excel | Map | |
30602 | Ogeechee | Georgia | Excel | Map | |
30701 | Altamaha | Georgia | Excel | Map | |
30702 | St. Marys-Satilla | Florida; Georgia | Excel | Map | |
30801 | St. Johns | Florida | Excel | Map | |
30802 | East Florida Coastal | Florida | Excel | Map | |
30901 | Kissimmee | Florida | Excel | Map | |
30902 | Southern Florida | Florida | Excel | Map | |
31001 | Peace | Florida | Excel | Map | |
31002 | Tampa Bay | Florida | Excel | Map | |
31101 | Aucilla-Waccasassa | Florida; Georgia | Excel | Map | |
31102 | Suwannee | Florida; Georgia | Excel | Map | |
31200 | Ochlockonee | Florida; Georgia | Excel | Map | |
31300 | Apalachicola | Alabama; Florida; Georgia | Excel | Map | |
31401 | Florida Panhandle Coastal | Alabama; Florida | Excel | Map | |
31402 | Choctawhatchee | Alabama; Florida | Excel | Map | |
31403 | Escambia | Alabama; Florida | Excel | Map | |
31501 | Coosa-Tallapoosa | Alabama; Georgia; Tennessee | Excel | Map | |
31502 | Alabama | Alabama | Excel | Map | |
31601 | Black Warrior-Tombigbee | Alabama; Mississippi | Excel | Map | |
31602 | Mobile Bay-Tombigbee | Alabama; Mississippi | Excel | Map | |
31700 | Pascagoula | Alabama; Louisiana; Mississippi | Excel | Map | |
31800 | Pearl | Louisiana; Mississippi | Excel | Map | |
40101 | Northwestern Lake Superior | Canada; Minnesota | Excel | Map | |
40102 | St. Louis | Minnesota; Wisconsin | Excel | Map | |
40103 | Southwestern Lake Superior | Michigan; Minnesota; Wisconsin | Excel | Map | |
40201 | Southcentral Lake Superior | Michigan; Wisconsin | Excel | Map | |
40202 | Southeastern Lake Superior | Michigan | Excel | Map | |
40203 | Lake Superior | Canada; Michigan; Minnesota; Wisconsin | Excel | Map | |
40301 | Northwestern Lake Michigan | Michigan; Wisconsin | Excel | Map | |
40302 | Fox | Wisconsin | Excel | Map | |
40400 | Southwestern Lake Michigan | Illinois; Indiana; Michigan; Wisconsin | Excel | Map | |
40500 | Southeastern Lake Michigan | Indiana; Michigan | Excel | Map | |
40601 | Northeastern Lake Michigan | Michigan | Excel | Map | |
40602 | Lake Michigan | Illinois; Indiana; Michigan; Wisconsin | Excel | Map | |
40700 | Northwestern Lake Huron | Canada; Michigan | Excel | Map | |
40801 | Southwestern Lake Huron | Michigan | Excel | Map | |
40802 | Saginaw | Michigan | Excel | Map | |
40803 | Lake Huron | Canada; Michigan | Excel | Map | |
40900 | St. Clair-Detroit | Canada; Michigan | Excel | Map | |
41000 | Western Lake Erie | Indiana; Michigan; Ohio | Excel | Map | |
41100 | Southern Lake Erie | Ohio; Pennsylvania | Excel | Map | |
41201 | Eastern Lake Erie | Canada; New York; Ohio; Pennsylvania | Excel | Map | |
41202 | Lake Erie | Canada; Michigan; New York; Ohio; Pennsylvania | Excel | Map | |
41300 | Southwestern Lake Ontario | Canada; New York; Pennsylvania | Excel | Map | |
41401 | Southeastern Lake Ontario | New York | Excel | Map | |
41402 | Oswego | New York | Excel | Map | |
41501 | Northeastern Lake Ontario | New York | Excel | Map | |
41502 | Lake Ontario | Canada; New York | Excel | Map | |
41503 | St. Lawrence | Canada; New York | Excel | Map | |
41504 | Lake Champlain-Richelieu River | Canada; New York; Vermont | Excel | Map | |
41505 | St. Francois River | Canada; Massachusetts; New Hampshire; Vermont | Excel | Map | |
50100 | Allegheny | New York; Pennsylvania | Excel | Map | |
50200 | Monongahela | Maryland; Pennsylvania; West Virginia | Excel | Map | |
50301 | Upper Ohio-Beaver | Ohio; Pennsylvania; West Virginia | Excel | Map | |
50302 | Upper Ohio-Little Kanawha | Ohio; West Virginia | Excel | Map | |
50400 | Muskingum | Ohio | Excel | Map | |
50500 | Kanawha | North Carolina; Tennessee; Virginia; West Virginia | Excel | Map | |
50600 | Scioto | Kentucky; Ohio | Excel | Map | |
50701 | Guyandotte | West Virginia | Excel | Map | |
50702 | Big Sandy | Kentucky; Virginia; West Virginia | Excel | Map | |
50800 | Great Miami | Indiana; Ohio | Excel | Map | |
50901 | Middle Ohio-Raccoon | Kentucky; Ohio; West Virginia | Excel | Map | |
50902 | Middle Ohio-Little Miami | Indiana; Kentucky; Ohio | Excel | Map | |
51001 | Licking | Kentucky | Excel | Map | |
51002 | Kentucky | Kentucky; Virginia | Excel | Map | |
51100 | Green | Kentucky; Tennessee | Excel | Map | |
51201 | Wabash | Illinois; Indiana; Ohio | Excel | Map | |
51202 | Patoka-White | Indiana | Excel | Map | |
51301 | Upper Cumberland | Kentucky; Tennessee; Virginia | Excel | Map | |
51302 | Lower Cumberland | Kentucky; Tennessee | Excel | Map | |
51401 | Lower Ohio-Salt | Indiana; Kentucky | Excel | Map | |
51402 | Lower Ohio | Illinois; Indiana; Kentucky | Excel | Map | |
60101 | French Broad-Holston | North Carolina; South Carolina; Tennessee; Virginia | Excel | Map | |
60102 | Upper Tennessee | Georgia; Kentucky; North Carolina; Tennessee; Virginia; West Virginia | Excel | Map | |
60200 | Middle Tennessee-Hiwassee | Alabama; Georgia; North Carolina; Tennessee | Excel | Map | |
60300 | Middle Tennessee-Elk | Alabama; Georgia; Mississippi; Tennessee | Excel | Map | |
60400 | Lower Tennessee | Kentucky; Mississippi; Tennessee | Excel | Map | |
70101 | Mississippi Headwaters | Minnesota | Excel | Map | |
70102 | Upper Mississippi-Crow-Rum | Minnesota | Excel | Map | |
70200 | Minnesota | Iowa; Minnesota; North Dakota; South Dakota | Excel | Map | |
70300 | St. Croix | Minnesota; Wisconsin | Excel | Map | |
70400 | Upper Mississippi-Black-Root | Iowa; Minnesota; Wisconsin | Excel | Map | |
70500 | Chippewa | Michigan; Wisconsin | Excel | Map | |
70600 | Upper Mississippi-Maquoketa-Plum | Iowa; Illinois; Minnesota; Wisconsin | Excel | Map | |
70700 | Wisconsin | Michigan; Wisconsin | Excel | Map | |
70801 | Upper Mississippi-Skunk-Wapsipinicon | Iowa; Illinois; Minnesota; Missouri | Excel | Map | |
70802 | Iowa | Iowa; Minnesota | Excel | Map | |
70900 | Rock | Illinois; Wisconsin | Excel | Map | |
71000 | Des Moines | Iowa; Minnesota; Missouri | Excel | Map | |
71100 | Upper Mississippi-Salt | Iowa; Illinois; Missouri | Excel | Map | |
71200 | Upper Illinois | Illinois; Indiana; Michigan; Wisconsin | Excel | Map | |
71300 | Lower Illinois | Illinois | Excel | Map | |
71401 | Upper Mississippi-Meramec | Illinois; Kentucky; Missouri | Excel | Map | |
71402 | Kaskaskia | Illinois | Excel | Map | |
80101 | Lower Mississippi-Memphis | Arkansas; Illinois; Kentucky; Missouri; Mississippi; Tennessee | Excel | Map | |
80102 | Hatchie-Obion | Kentucky; Mississippi; Tennessee | Excel | Map | |
80201 | Lower Mississippi-Helena | Arkansas; Mississippi | Excel | Map | |
80202 | St. Francis | Arkansas; Missouri | Excel | Map | |
80203 | Lower White | Arkansas; Missouri | Excel | Map | |
80204 | Lower Arkansas | Arkansas | Excel | Map | |
80301 | Lower Mississippi-Greenville | Arkansas; Louisiana; Mississippi | Excel | Map | |
80302 | Yazoo | Louisiana; Mississippi; Tennessee | Excel | Map | |
80401 | Upper Ouachita | Arkansas | Excel | Map | |
80402 | Lower Ouachita | Arkansas; Louisiana | Excel | Map | |
80403 | Lower Red | Louisiana | Excel | Map | |
80500 | Boeuf-Tensas | Arkansas; Louisiana | Excel | Map | |
80601 | Lower Mississippi-Natchez | Louisiana; Mississippi | Excel | Map | |
80602 | Big Black-Homochitto | Louisiana; Mississippi | Excel | Map | |
80701 | Lower Mississippi-Baton Rouge | Louisiana; Mississippi | Excel | Map | |
80702 | Lake Maurepas | Louisiana; Mississippi | Excel | Map | |
80703 | Lower Grand | Louisiana | Excel | Map | |
80801 | Atchafalaya-Vermillion | Louisiana | Excel | Map | |
80802 | Calcasieu-Mermentau | Louisiana | Excel | Map | |
80901 | Lower Mississippi-New Orleans | Louisiana | Excel | Map | |
80902 | Lake Pontchartrain | Louisiana; Mississippi | Excel | Map | |
80903 | Central Louisiana Coastal | Louisiana | Excel | Map | |
90100 | Souris | Canada; North Dakota | Excel | Map | |
90201 | Upper Red | Minnesota; North Dakota; South Dakota | Excel | Map | |
90202 | Devils Lake-Sheyenne | North Dakota | Excel | Map | |
90203 | Lower Red | Canada; Minnesota; North Dakota | Excel | Map | |
90300 | Rainy | Canada; Minnesota | Excel | Map | |
101301 | Lake Oahe | North Dakota; South Dakota | Excel | Map | |
101401 | Fort Randall Reservoir | Nebraska; South Dakota | Excel | Map | |
101402 | White | Nebraska; South Dakota | Excel | Map | |
101500 | Niobrara | Nebraska; South Dakota; WY | Excel | Map | |
101600 | James | North Dakota; South Dakota | Excel | Map | |
101701 | Lewis and Clark Lake | Nebraska; South Dakota | Excel | Map | |
101702 | Big Sioux | Iowa; Minnesota; Nebraska; South Dakota | Excel | Map | |
102001 | Middle Platte | Nebraska | Excel | Map | |
102002 | Lower Platte | Nebraska | Excel | Map | |
102100 | Loup | Nebraska | Excel | Map | |
102200 | Elkhorn | Nebraska | Excel | Map | |
102300 | Missouri-Little Sioux | Iowa; Minnesota; Nebraska; South Dakota | Excel | Map | |
102400 | Missouri-Nishnabotna | Iowa; Kansas; Missouri; Nebraska | Excel | Map | |
102500 | Republican | Colorado; Kansas; Nebraska | Excel | Map | |
102600 | Smoky Hill | Colorado; Kansas; Nebraska | Excel | Map | |
102701 | Kansas | Kansas; Missouri | Excel | Map | |
102702 | Big Blue | Kansas; Nebraska | Excel | Map | |
102801 | Grand | Iowa; Missouri | Excel | Map | |
102802 | Chariton | Iowa; Missouri | Excel | Map | |
102901 | Osage | Kansas; Missouri | Excel | Map | |
102902 | Gasconade | Missouri | Excel | Map | |
103001 | Lower Missouri-Blackwater | Kansas; Missouri | Excel | Map | |
103002 | Lower Missouri | Missouri | Excel | Map | |
110100 | Upper White | Arkansas; Missouri | Excel | Map | |
110300 | Middle Arkansas | Colorado; Kansas | Excel | Map | |
110400 | Upper Cimarron | Colorado; Kansas; New Mexico; Oklahoma | Excel | Map | |
110500 | Lower Cimarron | Kansas; Oklahoma | Excel | Map | |
110600 | Arkansas-Keystone | Kansas; Oklahoma | Excel | Map | |
110701 | Verdigris | Kansas; Oklahoma | Excel | Map | |
110702 | Neosho | Arkansas; Kansas; Missouri; Oklahoma | Excel | Map | |
110902 | Lower Canadian | Oklahoma; Texas | Excel | Map | |
111002 | Lower Beaver | Oklahoma; Texas | Excel | Map | |
111003 | Lower North Canadian | Oklahoma | Excel | Map | |
111101 | Robert S. Kerr Reservoir | Arkansas; Oklahoma | Excel | Map | |
111102 | Lower Arkansas-Fourche La Fave | Arkansas | Excel | Map | |
111201 | Prairie Dog Town Fork Red | New Mexico; Oklahoma; Texas | Excel | Map | |
111202 | Salt Fork Red | Oklahoma; Texas | Excel | Map | |
111203 | North Fork Red | Oklahoma; Texas | Excel | Map | |
111301 | Red-Pease | Oklahoma; Texas | Excel | Map | |
111302 | Red-Lake Texoma | Oklahoma; Texas | Excel | Map | |
111303 | Washita | Oklahoma; Texas | Excel | Map | |
111401 | Red-Little | Arkansas; Oklahoma; Texas | Excel | Map | |
111402 | Red-Saline | Arkansas; Louisiana; Texas | Excel | Map | |
111403 | Big Cypress-Sulphur | Arkansas; Louisiana; Texas | Excel | Map | |
120100 | Sabine | Louisiana; Texas | Excel | Map | |
120200 | Neches | Texas | Excel | Map | |
120301 | Upper Trinity | Texas | Excel | Map | |
120302 | Lower Trinity | Texas | Excel | Map | |
120401 | San Jacinto | Texas | Excel | Map | |
120402 | Galveston Bay-Sabine Lake | Louisiana; Texas | Excel | Map | |
120500 | Brazos Headwaters | New Mexico; Texas | Excel | Map | |
120601 | Middle Brazos-Clear Fork | Texas | Excel | Map | |
120602 | Middle Brazos-Bosque | Texas | Excel | Map | |
120701 | Lower Brazos | Texas | Excel | Map | |
120702 | Little | Texas | Excel | Map | |
120901 | Middle Colorado-Concho | Texas | Excel | Map | |
120902 | Middle Colorado-Llano | Texas | Excel | Map | |
120903 | Lower Colorado | Texas | Excel | Map | |
120904 | San Bernard Coastal | Texas | Excel | Map | |
121001 | Lavaca | Texas | Excel | Map | |
121002 | Guadalupe | Texas | Excel | Map | |
121003 | San Antonio | Texas | Excel | Map | |
121004 | Central Texas Coastal | Texas | Excel | Map | |
121101 | Nueces | Texas | Excel | Map | |
121102 | Southwestern Texas Coastal | Texas | Excel | Map | |
130800 | Rio Grande-Falcon | Mexico; Texas | Excel | Map | |
130900 | Lower Rio Grande | Mexico; Texas | Excel | Map |