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 1,501–1,550 of 1,686 starting with S
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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 |
|---|---|---|---|
| Sumner Reservoir | NM | Not Supporting | 1 |
| Sumners Pond | NH | Not Supporting | 1 |
| Sun | IL | Not Supporting | 2 |
| Sunapee Lake | NH | Not Supporting | 4 |
| Sunapee Lake - Blodgett's Landing Beach | NH | Not Supporting | 2 |
| Sunapee Lake - Depot Beach | NH | Not Supporting | 1 |
| Sunapee Lake - Dewey (Town) Beach | NH | Not Supporting | 2 |
| Sunapee Lake - Georges Mill Town Beach | NH | Not Supporting | 1 |
| Sunapee Lake - Sunapee State Park Beach | NH | Not Supporting | 2 |
| Sunbeam Lake | CA | Not Supporting | 2 |
| Sunburg | MN | Not Supporting | 1 |
| Suncook River | NH | Not Supporting | 1 |
| Suncook River - Barnstead Parade Dam Pond | NH | Not Supporting | 3 |
| Suncook River - China Mill Dam | NH | Not Supporting | 1 |
| Suncook River - Huckins Mill Dam | NH | Not Supporting | 2 |
| Suncook River - Pembroke Dam | NH | Not Supporting | 1 |
| Suncook River - Webster Mill | NH | Not Supporting | 1 |
| Sunday Lake | MI | Not Supporting | 1 |
| Sunday Lake | WA | Not Supporting | 2 |
| Sunday Lake, Sunday Creek Reservoir | NY | Not Supporting | 3 |
| Sunfish | MN | Not Supporting | 1 |
| Sunfish | MN | Not Supporting | 1 |
| Sunfish Pond-02050106002866 | PA | Not Supporting | 1 |
| Sunflower Park Lake | KS | Not Supporting | 2 |
| Sunken Grove Lake | IA | Not Supporting | 1 |
| Sunken Meadow Pond | VA | Not Supporting | 2 |
| Sunkhaze Stream | ME | Fully Supporting | 0 |
| Sunkhaze Stream | ME | Fully Supporting | 0 |
| Sunnen Lake | MO | Not Supporting | 1 |
| Sunray Shores Cove | NH | Not Supporting | 2 |
| Sunrise | VT | Not Supporting | 1 |
| Sunrise | VT | Not Supporting | 1 |
| Sunrise Lake | NH | Not Supporting | 6 |
| Sunrise Lake | WI | Fully Supporting | 0 |
| Sunrise Lake - Town Beach | NH | Not Supporting | 3 |
| Sunset | MN | Not Supporting | 1 |
| Sunset (Benson) | VT | Fully Supporting | 0 |
| Sunset (Benson) | VT | Fully Supporting | 0 |
| Sunset (Brkfld) | VT | Fully Supporting | 0 |
| Sunset (Brkfld) | VT | Fully Supporting | 0 |
| Sunset (Marlbr) | VT | Not Supporting | 1 |
| Sunset Lake | FL | Fully Supporting | 0 |
| Sunset Lake | MA | Not Supporting | 1 |
| Sunset Lake | MI | Not Supporting | 3 |
| Sunset Lake | MO | Not Supporting | 1 |
| Sunset Lake | NH | Not Supporting | 2 |
| Sunset Lake | NH | Not Supporting | 2 |
| Sunset Lake | OR | Not Supporting | 2 |
| Sunset Lake | WI | Fully Supporting | 0 |
| Sunset Lake | WI | Fully Supporting | 0 |
Source: EPA ATTAINS and USGS National Water Information System State Integrated Report assessment decisions + USGS daily values · 2026