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 1,051–1,100 of 1,363 starting with C
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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 |
|---|---|---|---|
| Cottonwood | MN | Fully Supporting | 0 |
| Cottonwood Lake | ND | Fully Supporting | 0 |
| Cottonwood Lake | ND | Not Supporting | 1 |
| Cottonwood Lake | SD | Not Supporting | 1 |
| Cottonwood Lake | SD | Not Supporting | 1 |
| Cottonwood Lake | SD | Not Supporting | 1 |
| Cottonwood Lake (Lake Yankton) | NE | Not Supporting | 1 |
| Cottonwood Lake (SRA) | NE | Not Supporting | 2 |
| Cottonwood Springs Lake | SD | Fully Supporting | 0 |
| Coulterville | IL | Not Supporting | 3 |
| Council Grove City Lake | KS | Fully Supporting | 0 |
| Council Grove Lake | KS | Not Supporting | 2 |
| Country Club Dam | NH | Not Supporting | 1 |
| Country Club Lake | TX | Not Supporting | 1 |
| Country Club Pond | NH | Not Supporting | 1 |
| Country Line Creek (Farmers Lake) | NC | Not Supporting | 1 |
| Country Pond | NH | Not Supporting | 5 |
| Country Pond - Lone Tree Scout Resv. Beach | NH | Not Supporting | 2 |
| Country Pond - Tasker Day Camp Beach | NH | Not Supporting | 2 |
| Country Pond - Town Beach | NH | Not Supporting | 2 |
| Countryside Glen | IL | Not Supporting | 2 |
| Countryside Lake | IL | Not Supporting | 2 |
| Countryside Village Det Pond Dam | NH | Not Supporting | 1 |
| County Lake | KY | Not Supporting | 1 |
| Coursey Pond | DE | Not Supporting | 2 |
| Cove Creek (Neely Henry Lake) | AL | Not Supporting | 3 |
| Cove Creek Lake | AR | Not Supporting | 1 |
| Cove Lake | AR | Fully Supporting | 0 |
| Cove-Rainbow Lakes | ID | Fully Supporting | 0 |
| Covell Lake | SD | Not Supporting | 2 |
| Coventry (Wangumbaug) Lake | CT | Fully Supporting | 0 |
| Coventry Reservoir (Stump Pond) | RI | Not Supporting | 1 |
| Cow Mountain | VT | Fully Supporting | 0 |
| Cowan Creek (Weiss Lake) | AL | Not Supporting | 2 |
| Cowanesque Reservoir-02050104005233 | PA | Not Supporting | 1 |
| Cowikee Creek (Walter F. George Lake) | AL | Not Supporting | 1 |
| Cowley | MN | Not Supporting | 1 |
| Cowley Co. SFL | KS | Not Supporting | 1 |
| Cowpen Lake | FL | Not Supporting | 1 |
| Cox | VT | Fully Supporting | 0 |
| Cox Creek Lake | AR | Not Supporting | 3 |
| Cox Hollow Lake | WI | Not Supporting | 1 |
| Cox Lake | SD | Not Supporting | 1 |
| Coyote Reservoir | CA | Not Supporting | 1 |
| Cozad Lake (WMA) | NE | Not Supporting | 1 |
| Crab | MN | Not Supporting | 1 |
| Crab Lake | WI | Fully Supporting | 0 |
| Crab Orchard | IL | Not Supporting | 4 |
| Crabapple Lake | WA | Not Supporting | 1 |
| Crabtree Creek (Crabtree Lake) | NC | Not Supporting | 1 |
Source: EPA ATTAINS and USGS National Water Information System State Integrated Report assessment decisions + USGS daily values · 2026