Browse lakes and reservoirs
Named lake-type waterbodies with a populated record: assessment verdicts, listed impairment causes, or a linked USGS gauge. Data updated 2026-08-17.
Waterbodies
Showing 14,251–14,300 of 15,611
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All New Hampshire 2,233 Minnesota 1,939 Wisconsin 1,219 Florida 973 Michigan 776 Vermont 712 Massachusetts 678 New Jersey 588 South Carolina 473 Illinois 439 New York 428 Washington 385 Texas 323 Kansas 304 Maine 302 Alabama 263 Nebraska 250 Pennsylvania 246 California 195 Virginia 193 Idaho 186 South Dakota 176 North Dakota 174 Oklahoma 173 Missouri 170 Iowa 167 Oregon 167 Indiana 162 Rhode Island 126 Colorado 122 Kentucky 108 Georgia 98 Connecticut 97 North Carolina 92 Utah 84 Louisiana 74 Tennessee 73 Arkansas 69 New Mexico 58 Montana 52 Nevada 50 Delaware 46 Arizona 44 West Virginia 44 Maryland 37 Mississippi 14 Alaska 12 Wyoming 8 Ohio 7 Hawaii 2
| Waterbody | State | Status | Causes |
|---|---|---|---|
| Tongue River Reservoir | MT | Not Supporting | 3 |
| Tonkin Reservoir | NV | Fully Supporting | 0 |
| Tony Grove Lake | UT | Not Supporting | 2 |
| Tony Tank Lake | MD | Not Supporting | 2 |
| Toohey | MN | Not Supporting | 1 |
| Tooke Lake | FL | Not Supporting | 1 |
| Tooth | MN | Not Supporting | 1 |
| Toothaker P | ME | Fully Supporting | 0 |
| Topaz Lake | CA | Not Supporting | 1 |
| Topaz Lake | NV | Not Supporting | 1 |
| Topeka Public Golf Course Lake | KS | Not Supporting | 1 |
| Topkins Farm Pond Dam | NH | Not Supporting | 1 |
| Torch Lake | MI | Not Supporting | 3 |
| Torch Lake | MI | Not Supporting | 4 |
| Toronto Lake | KS | Not Supporting | 3 |
| Torrey Pond | MA | Not Supporting | 2 |
| Totem Lake-02050106002689 | PA | Fully Supporting | 0 |
| Totier Creek Reservoir | VA | Not Supporting | 2 |
| Totten Reservoir. | CO | Not Supporting | 1 |
| Touhy (Leone) Beach | IL | Not Supporting | 2 |
| Towanda Lake | WI | Fully Supporting | 0 |
| Tower (Lake) | IL | Not Supporting | 4 |
| Tower (Madison) | IL | Not Supporting | 2 |
| Tower Beach | IL | Not Supporting | 3 |
| Tower Hill Pond | NH | Not Supporting | 1 |
| Tower Pond | MI | Not Supporting | 1 |
| Towle Brook | NH | Not Supporting | 1 |
| Town Corner Lake | WI | Fully Supporting | 0 |
| Town Creek (Lake Guntersville) | AL | Not Supporting | 1 |
| Town Creek (Wilson Lake) | AL | Fully Supporting | 0 |
| Town Line Brook | NH | Not Supporting | 1 |
| Town Line Brook | NH | Not Supporting | 1 |
| Town Line Flowage | WI | Not Supporting | 1 |
| Town Pond | MA | Not Supporting | 1 |
| Townes Reservoir | VA | Not Supporting | 2 |
| Townhouse Pond | NH | Not Supporting | 2 |
| Townsend Flowage | WI | Fully Supporting | 0 |
| Townshend | VT | Not Supporting | 1 |
| Tozer Lake | WI | Fully Supporting | 0 |
| Tr Beaver Brook | NH | Not Supporting | 1 |
| Tr Beaver Brook Dam | NH | Not Supporting | 1 |
| Tr Contoocook Lake Dam | NH | Not Supporting | 1 |
| Tr Drakes Brook | NH | Not Supporting | 1 |
| Tr Drakes River | NH | Not Supporting | 1 |
| Tr Miller River | NH | Not Supporting | 1 |
| Trace | MN | Not Supporting | 1 |
| Tradinghouse Reservoir | TX | Fully Supporting | 0 |
| Trafton L | ME | Not Supporting | 2 |
| Trahlyta Lake | GA | Fully Supporting | 0 |
| Trail Creek Lakes | ID | Fully Supporting | 0 |
Source: EPA ATTAINS and USGS National Water Information System State Integrated Report assessment decisions + USGS daily values · 2026