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 7,401–7,450 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 Superior | WI | Not Supporting | 2 |
| Lake Superior | WI | Not Supporting | 3 |
| Lake Superior (Michigan Jurisdiction) | MI | Not Supporting | 5 |
| Lake Superior Brimley State Park Beach | MI | Not Supporting | 1 |
| Lake Superior L'anse Waterfront Park Beach | MI | Not Supporting | 1 |
| Lake Superior Marquette South Beach | MI | Not Supporting | 1 |
| Lake Superior Ontonagon Township Park and Campground Beach | MI | Not Supporting | 1 |
| Lake Superior Porcupine Mountains State Park-Union Bay Beach | MI | Not Supporting | 1 |
| Lake Susan | FL | Fully Supporting | 0 |
| Lake Susannah | FL | Fully Supporting | 0 |
| Lake Sweetwater | TX | Not Supporting | 3 |
| Lake Swoope | FL | Fully Supporting | 0 |
| Lake Sybella | FL | Fully Supporting | 0 |
| Lake Sylvan | FL | Not Supporting | 2 |
| Lake Tacoma | MI | Not Supporting | 7 |
| Lake Tahkodah | WI | Not Supporting | 1 |
| Lake Tahoe | NV | Not Supporting | 3 |
| Lake Tallavana | FL | Not Supporting | 6 |
| Lake Talquin (Center) | FL | Not Supporting | 4 |
| Lake Talquin (East) | FL | Not Supporting | 4 |
| Lake Talquin (West) | FL | Not Supporting | 4 |
| Lake Taneycomo | MO | Not Supporting | 1 |
| Lake Tanglewood | TX | Fully Supporting | 0 |
| Lake Tanko (Cherryvale City Lake) | KS | Not Supporting | 1 |
| Lake Tanner | FL | Not Supporting | 2 |
| Lake Tarleton | NH | Not Supporting | 2 |
| Lake Tarleton - Kingswood Camp Beach | NH | Not Supporting | 1 |
| Lake Tarleton - Lake Tarleton State Park Beach | NH | Not Supporting | 1 |
| Lake Tarpon | FL | Not Supporting | 3 |
| Lake Tawakoni | TX | Fully Supporting | 0 |
| Lake Tawakoni | TX | Fully Supporting | 0 |
| Lake Tawakoni | TX | Fully Supporting | 0 |
| Lake Temescal | CA | Not Supporting | 1 |
| Lake Templene (St. Joseph Co.) | MI | Not Supporting | 1 |
| Lake Ten | WI | Fully Supporting | 0 |
| Lake Tenkiller | OK | Not Supporting | 1 |
| Lake Tennessee | FL | Fully Supporting | 0 |
| Lake Tennessee (Orange County) | FL | Not Supporting | 1 |
| Lake Terrace | FL | Not Supporting | 2 |
| Lake Tewaukon | ND | Fully Supporting | 0 |
| Lake Texana | TX | Fully Supporting | 0 |
| Lake Texana | TX | Fully Supporting | 0 |
| Lake Texana | TX | Fully Supporting | 0 |
| Lake Texana | TX | Fully Supporting | 0 |
| Lake Texoma | OK | Not Supporting | 1 |
| Lake Texoma | TX | Fully Supporting | 0 |
| Lake Texoma | TX | Fully Supporting | 0 |
| Lake Texoma | TX | Fully Supporting | 0 |
| Lake Texoma | TX | Fully Supporting | 0 |
| Lake Theresa | FL | Not Supporting | 3 |
Source: EPA ATTAINS and USGS National Water Information System State Integrated Report assessment decisions + USGS daily values · 2026