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 451–500 of 1,102 starting with M
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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 |
|---|---|---|---|
| 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 |
| Meyer Pond Dam | NH | Not Supporting | 1 |
| Meyers Lake | IA | Not Supporting | 1 |
| Miacomet Pond | MA | Not Supporting | 3 |
| Miami Co. SFL | KS | Not Supporting | 2 |
| Michaels Branch (Wrangel Brook) | NJ | Not Supporting | 1 |
| Michawanic Pond | NH | Not Supporting | 2 |
| Michigamme Lake | MI | Not Supporting | 1 |
| Michigamme Reservoir | MI | Not Supporting | 1 |
| Michigan Boulevard Beach, Lake Michigan | WI | Not Supporting | 1 |
| Mickey Lake | MI | Not Supporting | 2 |
| Mid Lake | WI | Fully Supporting | 0 |
| Middle Androscoggin River | ME | Fully Supporting | 0 |
| Middle Branch Piscataquog River | NH | Not Supporting | 1 |
| Middle Branch Piscataquog River - Purgatory Brook | NH | Not Supporting | 1 |
| Middle Brook Canal | NH | Not Supporting | 1 |
| Middle Brook EB | NJ | Not Supporting | 7 |
| Middle Brook WB | NJ | Not Supporting | 2 |
| Middle Cassadaga Lake | NY | Not Supporting | 1 |
| Middle Cormorant | MN | Not Supporting | 1 |
| Middle Creek-02050306002157 | PA | Not Supporting | 2 |
| Middle Cullen | MN | Fully Supporting | 0 |
| Middle Danforth Pond | NH | Not Supporting | 4 |
| Middle Eau Claire Lake | WI | Fully Supporting | 0 |
| Middle Fork Reservoir (Pws) | IN | Not Supporting | 2 |
| Middle Genesee Lake | WI | Fully Supporting | 0 |
| Middle Gresham Lake | WI | Fully Supporting | 0 |
| Middle Hall Pond | NH | Not Supporting | 3 |
| Middle Jefferson | MN | Not Supporting | 1 |
| Middle Kimball Lake | WI | Fully Supporting | 0 |
| Middle Lake | FL | Not Supporting | 2 |
| Middle Lake | MI | Not Supporting | 1 |
| Middle Lake | MI | Not Supporting | 2 |
| Middle Lake | WI | Fully Supporting | 0 |
| Middle Lake (Shelby Lakes) | AL | Not Supporting | 1 |
Source: EPA ATTAINS and USGS National Water Information System State Integrated Report assessment decisions + USGS daily values · 2026