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 2,251–2,300 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 |
|---|---|---|---|
| Churchill Brook | NH | Not Supporting | 1 |
| Churchill Lagoon | IL | Not Supporting | 5 |
| Chute Pond | WI | Fully Supporting | 0 |
| Cimarron Lake (Moss Lake Middle) | KS | Not Supporting | 1 |
| Circle | MN | Not Supporting | 2 |
| Circle Lake | KS | Not Supporting | 1 |
| Circle Lily Lake | WI | Fully Supporting | 0 |
| Cisco Lake | WI | Fully Supporting | 0 |
| Cisco Lake Chain | MI | Not Supporting | 1 |
| Citizens | IL | Not Supporting | 1 |
| City Lake Harrisonville | MO | Not Supporting | 1 |
| City Lake Portland | TN | Not Supporting | 4 |
| City Lake Westmoreland | TN | Not Supporting | 2 |
| CJ Strike Reservoir (excluding Bruneau arm) | ID | Not Supporting | 2 |
| CJ Strike Reservoir - Bruneau Arm | ID | Not Supporting | 2 |
| Cl-017 | SC | Not Supporting | 1 |
| Cl-019 | SC | Not Supporting | 1 |
| Cl-021 | SC | Not Supporting | 2 |
| Cl-035 | SC | Not Supporting | 4 |
| Cl-040 | SC | Not Supporting | 1 |
| Cl-041 | SC | Not Supporting | 1 |
| Cl-042 | SC | Fully Supporting | 0 |
| Cl-062 | SC | Not Supporting | 1 |
| Cl-064 | SC | Not Supporting | 3 |
| Cl-069 | SC | Fully Supporting | 0 |
| Cl-089 | SC | Not Supporting | 2 |
| Cl-094 | SC | Not Supporting | 1 |
| Clam Lake | WI | Not Supporting | 1 |
| Clam River Flowage | WI | Not Supporting | 1 |
| Clamshell Pond | MA | Not Supporting | 1 |
| Clapp Pond | NH | Not Supporting | 2 |
| Clara | MN | Not Supporting | 1 |
| Clara | VT | Fully Supporting | 0 |
| Clara Lake | WI | Fully Supporting | 0 |
| Claremont Treatment Road Dam | NH | Not Supporting | 1 |
| Claremore Lake | OK | Not Supporting | 1 |
| Clark | MN | Fully Supporting | 0 |
| Clark Beach | IL | Not Supporting | 3 |
| Clark Brook - Clark Pond (Breached) | NH | Not Supporting | 1 |
| Clark Canyon Reservoir | MT | Not Supporting | 1 |
| Clark Co. SFL | KS | Not Supporting | 1 |
| Clark Lake | FL | Not Supporting | 4 |
| Clark Lake | MI | Not Supporting | 1 |
| Clark Lake | WA | Not Supporting | 1 |
| Clark Lake | WI | Fully Supporting | 0 |
| Clark Pond | MA | Not Supporting | 2 |
| Clark Pond | NH | Not Supporting | 1 |
| Clark Pond | NH | Not Supporting | 2 |
| Clark Pond | NH | Not Supporting | 1 |
| Clark Pond - Clark Dam | NH | Not Supporting | 1 |
Source: EPA ATTAINS and USGS National Water Information System State Integrated Report assessment decisions + USGS daily values · 2026