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 14,101–14,150 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 |
|---|---|---|---|
| Thief Valley Reservoir | OR | Not Supporting | 2 |
| Thies | MN | Not Supporting | 1 |
| Third | IL | Not Supporting | 2 |
| Third Connecticut Lake | NH | Not Supporting | 2 |
| Third Crow Wing | MN | Not Supporting | 1 |
| Third Lake | MN | Not Supporting | 1 |
| Third Lake | WI | Not Supporting | 2 |
| Third River | NJ | Not Supporting | 10 |
| Thirsty Pond | NY | Not Supporting | 1 |
| Thirteen Lakes | ID | Fully Supporting | 0 |
| Thirty Acre Pond | RI | Not Supporting | 1 |
| Thirty-three Mile Reservoir | WY | Not Supporting | 1 |
| Thirtyacre Pond | MA | Not Supporting | 1 |
| Thistledew | MN | Not Supporting | 1 |
| Thole | MN | Not Supporting | 2 |
| Thomas | MN | Not Supporting | 1 |
| Thomas Hill Reservoir | MO | Not Supporting | 1 |
| Thomas Lake | WA | Not Supporting | 1 |
| Thomas Mill Creek (Walter F George Reservoir) | AL | Not Supporting | 1 |
| Thompson | IL | Not Supporting | 4 |
| Thompson | MN | Not Supporting | 2 |
| Thompson | MN | Not Supporting | 1 |
| Thompson | MN | Not Supporting | 1 |
| Thompson Lake | ID | Not Supporting | 3 |
| Thompson Lake | MI | Not Supporting | 1 |
| Thompson Lake | MI | Not Supporting | 3 |
| Thompson Pond | FL | Not Supporting | 1 |
| Thompson Reservoir | OR | Not Supporting | 1 |
| Thompson West End Park Beach, Lake Superior | WI | Not Supporting | 1 |
| Thompsons | VT | Fully Supporting | 0 |
| Thomson Reservoir | MN | Not Supporting | 1 |
| Thornapple Lake | MI | Not Supporting | 3 |
| Thornapple Lake Charlton Park Beach | MI | Not Supporting | 1 |
| Thorndale Beach | IL | Not Supporting | 2 |
| Thorndike Pond | NH | Not Supporting | 4 |
| Thorndike Pond - Camp Wa-Klo Beach | NH | Not Supporting | 1 |
| Thorndike Pond - Camp Wanocksett Beach | NH | Not Supporting | 1 |
| Thorndike Pond - Town Beach | NH | Not Supporting | 2 |
| Thousand Acre Pond | MA | Not Supporting | 1 |
| Thousand Island Lake | MI | Not Supporting | 1 |
| Thrasher | MN | Not Supporting | 1 |
| Thrashers Creek Reservoir | VA | Not Supporting | 2 |
| Thread Lake | MI | Not Supporting | 6 |
| Thread Lake Outlet | WA | Not Supporting | 2 |
| Three | MN | Not Supporting | 1 |
| Three Creeks Reservoir | UT | Not Supporting | 1 |
| Three Island | MN | Not Supporting | 1 |
| Three Island Lakes | FL | Fully Supporting | 0 |
| Three Lakes | MI | Not Supporting | 2 |
| Three Mile Lake | MI | Not Supporting | 1 |
Source: EPA ATTAINS and USGS National Water Information System State Integrated Report assessment decisions + USGS daily values · 2026