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 7,301–7,350 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 |
|---|---|---|---|
| Lake Rosa | FL | Not Supporting | 1 |
| Lake Rosalie | FL | Not Supporting | 1 |
| Lake Rose | FL | Not Supporting | 1 |
| Lake Ross | FL | Not Supporting | 3 |
| Lake Rouse | FL | Fully Supporting | 0 |
| Lake Rousseau | FL | Not Supporting | 1 |
| Lake Rowell | FL | Not Supporting | 2 |
| Lake Rowena | FL | Fully Supporting | 0 |
| Lake Roy | FL | Fully Supporting | 0 |
| Lake Ruby (Orange County) | FL | Fully Supporting | 0 |
| Lake Russell | FL | Not Supporting | 1 |
| Lake Sabbatia | MA | Not Supporting | 5 |
| Lake Saint Croix | WI | Not Supporting | 1 |
| Lake Sainte Louise | MO | Fully Supporting | 0 |
| Lake Sakakawea | ND | Not Supporting | 1 |
| Lake Saltonstall | MA | Not Supporting | 1 |
| Lake Salubria | NY | Not Supporting | 1 |
| Lake Salvador | LA | Not Supporting | 3 |
| Lake Sammamish | WA | Not Supporting | 2 |
| Lake Sammamish | WA | Not Supporting | 1 |
| Lake Sammamish | WA | Not Supporting | 1 |
| Lake Sammamish | WA | Not Supporting | 1 |
| Lake Sammamish | WA | Not Supporting | 2 |
| Lake Sammamish | WA | Not Supporting | 1 |
| Lake Sammamish | WA | Not Supporting | 3 |
| Lake Sammamish | WA | Not Supporting | 1 |
| Lake Sammamish | WA | Not Supporting | 1 |
| Lake Sammamish | WA | Not Supporting | 1 |
| Lake Sammamish | WA | Not Supporting | 1 |
| Lake Samoset | MA | Not Supporting | 1 |
| Lake Sampson | FL | Not Supporting | 2 |
| Lake San Cristobal, Taylor Park Reservoir, Morrow Point Reservoir, Crystal Reservoir, and Silver Jack Reservoir. | CO | Fully Supporting | 0 |
| Lake San Marcos | CA | Not Supporting | 4 |
| Lake San Souci | ID | Not Supporting | 1 |
| Lake Sandy | FL | Not Supporting | 1 |
| Lake Sarah | FL | Fully Supporting | 0 |
| Lake Saunders | FL | Fully Supporting | 0 |
| Lake Scott State Park | KS | Not Supporting | 3 |
| Lake Searcy | FL | Not Supporting | 5 |
| Lake Sebring | FL | Not Supporting | 1 |
| Lake Selmac | OR | Not Supporting | 1 |
| Lake Seminary | FL | Not Supporting | 1 |
| Lake Seminole | FL | Not Supporting | 1 |
| Lake Seminole | FL | Not Supporting | 1 |
| Lake Seminole | FL | Not Supporting | 4 |
| Lake Seneca | FL | Fully Supporting | 0 |
| Lake Seventeen | WI | Fully Supporting | 0 |
| Lake Shadow | FL | Fully Supporting | 0 |
| Lake Shangrila | WI | Not Supporting | 1 |
| Lake Shannon | FL | Fully Supporting | 0 |
Source: EPA ATTAINS and USGS National Water Information System State Integrated Report assessment decisions + USGS daily values · 2026