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 851–900 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 |
|---|---|---|---|
| Moose Pond | NH | Not Supporting | 1 |
| Moose Pond, Grass Pond | NY | Not Supporting | 3 |
| Moose River | NH | Not Supporting | 1 |
| Moose River (2) above Attean Pond | ME | Fully Supporting | 0 |
| Moose River (2) above Attean Pond | ME | Fully Supporting | 0 |
| Moose River (3) at Long Pond | ME | Fully Supporting | 0 |
| Moose River (3) at Long Pond | ME | Fully Supporting | 0 |
| Moose; | VT | Fully Supporting | 0 |
| Moosehead | MN | Not Supporting | 1 |
| Moosehead Lake | ME | Fully Supporting | 0 |
| Moosehead Lake | ME | Fully Supporting | 0 |
| Moosehorn | MN | Not Supporting | 1 |
| Moosehorn Pond | MA | Not Supporting | 1 |
| Mooseleuk Stream | ME | Fully Supporting | 0 |
| Mooselookmeguntic Lake | ME | Fully Supporting | 0 |
| Mooselookmeguntic Lake | ME | Fully Supporting | 0 |
| Moosic Lake-02040103001051 | PA | Fully Supporting | 0 |
| Moquah Lake | WI | Not Supporting | 1 |
| Moraine Lake | MI | Not Supporting | 2 |
| Moreau Lake | NY | Not Supporting | 2 |
| Morehouse Lake | NY | Not Supporting | 1 |
| Morena Reservoir | CA | Not Supporting | 6 |
| Morewood Lake | MA | Not Supporting | 1 |
| Morey | VT | Not Supporting | 2 |
| Morey | VT | Not Supporting | 1 |
| Morgan Creek (including the Morgan Creek Arm of New Hope River Arm of B. Everett Jordan Lake) | NC | Not Supporting | 5 |
| Morgan Creek (University Lake) | NC | Not Supporting | 3 |
| Morgan Pond | NH | Not Supporting | 1 |
| Mormon Pond-02050105001035 | PA | Not Supporting | 1 |
| Mormon Reservoir | ID | Not Supporting | 3 |
| Mormon Trail Lake | IA | Not Supporting | 1 |
| Morphy (Murphy) Lake | NM | Fully Supporting | 0 |
| Morrill Pond | NH | Not Supporting | 1 |
| Morrill Pond #1 | NH | Not Supporting | 1 |
| Morris Lake | IA | Not Supporting | 1 |
| Morris Mill Pond | DE | Not Supporting | 1 |
| Morrison Lake | MI | Not Supporting | 1 |
| Morrison Lake | MI | Not Supporting | 4 |
| Morrow Pond | MI | Not Supporting | 3 |
| Morse Lake | IA | Not Supporting | 3 |
| Morse Pond | MA | Not Supporting | 3 |
| Morse Reservoir | IN | Not Supporting | 2 |
| Morses Creek / Piles Creek | NJ | Not Supporting | 13 |
| Morses Mill Stream | NJ | Not Supporting | 1 |
| Morses Pond | MA | Not Supporting | 4 |
| Morton Lake | WI | Fully Supporting | 0 |
| Moscow Pond | RI | Not Supporting | 1 |
| Moses | IL | Not Supporting | 1 |
| Moses | MN | Not Supporting | 1 |
| Moses | VT | Not Supporting | 1 |
Source: EPA ATTAINS and USGS National Water Information System State Integrated Report assessment decisions + USGS daily values · 2026