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 9,101–9,150 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 |
|---|---|---|---|
| Meng Lake | NE | Not Supporting | 3 |
| Menno, Lake | SD | Not Supporting | 2 |
| Mercer (Calhoun St to Jacobs Creek) | NJ | Not Supporting | 3 |
| Mercer Lake | OR | Not Supporting | 2 |
| Mercer Lake | WI | Fully Supporting | 0 |
| Meredith Reservoir | NH | Not Supporting | 1 |
| Merganser Lake (25A) | NE | Not Supporting | 1 |
| Merial Lake | FL | Fully Supporting | 0 |
| Merle Collins Lake | CA | Not Supporting | 1 |
| Mermet | IL | Not Supporting | 1 |
| Merril Brook Dam | NH | Not Supporting | 1 |
| Merrill Brook - Ice Pond Dam | NH | Not Supporting | 1 |
| Merrill Creek | NJ | Not Supporting | 6 |
| Merrill Flowage | WI | Not Supporting | 1 |
| Merrill Park Pond | NH | Not Supporting | 1 |
| Merrimack River - Amoskeag Dam | NH | Not Supporting | 2 |
| Merrimack River - Garvins Falls Dam | NH | Not Supporting | 3 |
| Merrimack River - Hooksett Hydro Pond | NH | Not Supporting | 1 |
| Merrit Lake | KS | Not Supporting | 1 |
| Merritt Reservoir | NE | Not Supporting | 6 |
| Merritts Mill Pond | FL | Not Supporting | 4 |
| Merrymeeting Lake | NH | Not Supporting | 2 |
| Merrymeeting Lake - Camp Carefree/Camp Pride Beach | NH | Not Supporting | 1 |
| Merrymeeting River - Alton Power Dam Pond | NH | Not Supporting | 2 |
| Merwin | MN | Not Supporting | 1 |
| Merwin Lake | WA | Not Supporting | 1 |
| Mesaba | MN | Not Supporting | 1 |
| Meserve Brook | NH | Not Supporting | 1 |
| Meserve Brook | NH | Not Supporting | 1 |
| Meserve Lake | IN | Not Supporting | 1 |
| Meshanticut Pond | RI | Not Supporting | 2 |
| Messalonskee L | ME | Fully Supporting | 0 |
| Messalonskee Stream | ME | Fully Supporting | 0 |
| Messenger Lake Memorial Park Beach | MI | Not Supporting | 1 |
| Messer Pond | NH | Not Supporting | 4 |
| Messerschmidt Pond (Westbrook/Deep River) | CT | Fully Supporting | 0 |
| Messick Lake | IN | Not Supporting | 1 |
| Meta Lake | WI | Fully Supporting | 0 |
| Metacomet Lake | MA | Not Supporting | 3 |
| Metcalf | VT | Not Supporting | 1 |
| Metedeconk R (Beaverdam Ck to confl) | NJ | Not Supporting | 5 |
| Metedeconk R Estuary | NJ | Not Supporting | 6 |
| Metedeconk R NB (confluence to Rt 9) | NJ | Not Supporting | 9 |
| Metedeconk R NB (Rt 9 to I-195) | NJ | Not Supporting | 6 |
| Metedeconk R SB (74d19m15s to I-195 X21) | NJ | Not Supporting | 3 |
| Metedeconk R SB (BennettsPd to 74d19m15s) | NJ | Not Supporting | 6 |
| Metedeconk R SB (confluence to Rt 9) | NJ | Not Supporting | 4 |
| Metedeconk R SB (Rt 9 to Bennetts Pond) | NJ | Not Supporting | 4 |
| Metonga Lake | WI | Fully Supporting | 0 |
| Metropolis Lake | KY | Not Supporting | 2 |
Source: EPA ATTAINS and USGS National Water Information System State Integrated Report assessment decisions + USGS daily values · 2026