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 9,951–10,000 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 |
|---|---|---|---|
| Nielson Pond | IL | Not Supporting | 3 |
| Nigh | MN | Not Supporting | 1 |
| Nile Lake | WA | Not Supporting | 1 |
| Nilus Brook | NH | Not Supporting | 1 |
| Nimrod Lake | AR | Not Supporting | 1 |
| Nimrod Lake | AR | Not Supporting | 1 |
| Nimrod Lake | AR | Not Supporting | 2 |
| Nina Lake | WA | Not Supporting | 1 |
| Nine Eagles Lake | IA | Not Supporting | 2 |
| Nine Mile Lake | SD | Not Supporting | 1 |
| Ninemile | MN | Not Supporting | 1 |
| Ninemile Reservoir | UT | Not Supporting | 4 |
| Ninevah | VT | Fully Supporting | 0 |
| Ninth Crow Wing | MN | Fully Supporting | 0 |
| Nipisiquit | MN | Not Supporting | 1 |
| Nippersink | IL | Not Supporting | 4 |
| Nippo Pond | NH | Not Supporting | 3 |
| Nishisakawick Creek (above 40d 33m) | NJ | Not Supporting | 1 |
| Nisswa | MN | Fully Supporting | 0 |
| No Name Brook II | NH | Not Supporting | 1 |
| No-ta-she-bun | MN | Fully Supporting | 0 |
| Noannet Pond | MA | Not Supporting | 1 |
| Noblett Lake | MO | Not Supporting | 2 |
| Nodaway Lake | IA | Not Supporting | 1 |
| Nodaway Lake | MO | Not Supporting | 1 |
| Nokay | MN | Not Supporting | 1 |
| Nokomis | MN | Not Supporting | 4 |
| Nolin Lake | KY | Fully Supporting | 0 |
| Nomahegan Brook | NJ | Not Supporting | 3 |
| Noname Lake | FL | Not Supporting | 3 |
| Nonesuch Pond | MA | Not Supporting | 1 |
| Nonquit Pond | RI | Not Supporting | 2 |
| Noonan Cove | MA | Not Supporting | 3 |
| Noquochoke Lake | MA | Not Supporting | 6 |
| Noquochoke Lake | MA | Not Supporting | 6 |
| Noquochoke Lake | MA | Not Supporting | 8 |
| Norcross Pond | NH | Not Supporting | 1 |
| Nord | MN | Fully Supporting | 0 |
| Norford | VT | Fully Supporting | 0 |
| Norfork Lake | AR | Not Supporting | 1 |
| Norfork Lake | AR | Not Supporting | 1 |
| Norfork Lake | MO | Not Supporting | 1 |
| Normandy Reservoir | TN | Not Supporting | 1 |
| Norrie Lake | WI | Fully Supporting | 0 |
| Norris Brook | NH | Not Supporting | 1 |
| Norris Brook - Farm Pond | NH | Not Supporting | 1 |
| Norris City Res | IL | Not Supporting | 5 |
| Norris Reservoir | TN | Not Supporting | 1 |
| North | MN | Not Supporting | 1 |
| North (Bristl) | VT | Not Supporting | 1 |
Source: EPA ATTAINS and USGS National Water Information System State Integrated Report assessment decisions + USGS daily values · 2026