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 651–700 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 |
|---|---|---|---|
| Silver Lake Flat Reservoir | UT | Not Supporting | 1 |
| Silver Lake Reservoir | NY | Not Supporting | 1 |
| Silver Lake-02040201000978 | PA | Not Supporting | 3 |
| Silver Lake-02050101002465 | PA | Not Supporting | 1 |
| Silver Lake. | CO | Not Supporting | 2 |
| Silver Spring Lake | RI | Not Supporting | 3 |
| Silverwood Lake | CA | Not Supporting | 6 |
| Simian Lake | MN | Not Supporting | 2 |
| Simmons Island Beach, Lake Michigan | WI | Not Supporting | 1 |
| Simmons Pond | NH | Not Supporting | 1 |
| Simmons Reservoir | RI | Not Supporting | 2 |
| Simon | MN | Not Supporting | 1 |
| Simonds | VT | Fully Supporting | 0 |
| Simonton Lake | IN | Not Supporting | 1 |
| Simpson Lake (Iosco Co.) | MI | Not Supporting | 1 |
| Simpson Park Lake | MO | Not Supporting | 2 |
| Simpsonville; | VT | Fully Supporting | 0 |
| Sinclair Lake | GA | Fully Supporting | 0 |
| Sinclair Lake | GA | Not Supporting | 1 |
| Sinclair Lake | GA | Not Supporting | 1 |
| Sinclair Lake | GA | Fully Supporting | 0 |
| Singing Hills | NH | Not Supporting | 1 |
| Singletary Lake | NC | Not Supporting | 1 |
| Singletary Pond | MA | Not Supporting | 1 |
| Sinissippi Lake (Hustisford) | WI | Not Supporting | 2 |
| Sink | MN | Not Supporting | 1 |
| Sip Pond | NH | Not Supporting | 2 |
| Siphon Reservoir (Orange County) | CA | Not Supporting | 1 |
| Sipsey Fork (Lewis Smith Lake) | AL | Not Supporting | 1 |
| Sipsey Fork (Smith Lake) | AL | Fully Supporting | 0 |
| Sipsey Fork (Smith Lake) | AL | Fully Supporting | 0 |
| Sipsey Fork (Smith Lake) | AL | Fully Supporting | 0 |
| Sipsey River (Gainesville Lake) | AL | Not Supporting | 1 |
| Siseebakwet | MN | Fully Supporting | 0 |
| Siskiwit Lake | MI | Not Supporting | 2 |
| Siskiwit Lake | WI | Not Supporting | 1 |
| Siskiyou, Lake | CA | Not Supporting | 1 |
| Sissabagama Lake | WI | Fully Supporting | 0 |
| Sissabagamah | MN | Not Supporting | 1 |
| Sisseton | MN | Not Supporting | 2 |
| Sisson Pond | RI | Not Supporting | 3 |
| Site # 18 Lake (Rock Creek) | OK | Not Supporting | 1 |
| Six Lakes | MI | Not Supporting | 1 |
| Six Mile | MN | Not Supporting | 1 |
| Six Mile Dam Lake | NM | Not Supporting | 1 |
| Six Mile Lake | MI | Not Supporting | 1 |
| Six Mile Lake | MI | Not Supporting | 1 |
| Sixmile Run (above Middlebush Rd) | NJ | Not Supporting | 3 |
| Sixteen Lake | WA | Not Supporting | 1 |
| Sixteenmile Lake | MI | Not Supporting | 1 |
Source: EPA ATTAINS and USGS National Water Information System State Integrated Report assessment decisions + USGS daily values · 2026