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 1–50 of 150 starting with I
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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 |
|---|---|---|---|
| Iatt Lake | LA | Not Supporting | 1 |
| Ice Pond | NH | Not Supporting | 1 |
| Ice Pond Dam | NH | Not Supporting | 1 |
| Ice Pond Dam | NH | Not Supporting | 1 |
| Ida | MN | Not Supporting | 1 |
| Ida | MN | Not Supporting | 1 |
| Ida | MN | Not Supporting | 1 |
| Ida | MN | Not Supporting | 1 |
| Idamere Lake | FL | Fully Supporting | 0 |
| IL Beach State Park North | IL | Not Supporting | 2 |
| IL Beach State Park South | IL | Not Supporting | 3 |
| Ilion Reservoir No.3 | NY | Not Supporting | 2 |
| Illco Pond | WY | Not Supporting | 1 |
| Illipah Reservoir | NV | Not Supporting | 3 |
| Ima | MN | Not Supporting | 1 |
| Imogene Lake | WI | Fully Supporting | 0 |
| Independence | MN | Not Supporting | 1 |
| Independence | MN | Not Supporting | 2 |
| Independence Lake | NY | Not Supporting | 1 |
| Independence Lake County Park Beach | MI | Not Supporting | 1 |
| Indian | MN | Not Supporting | 1 |
| Indian | MN | Not Supporting | 1 |
| Indian Branch (Scotland Run) | NJ | Not Supporting | 2 |
| Indian Brook (Essex) | VT | Not Supporting | 2 |
| Indian Brook (Essex) | VT | Fully Supporting | 0 |
| Indian Brook; | VT | Fully Supporting | 0 |
| Indian Cabin Creek | NJ | Not Supporting | 1 |
| Indian Creek (Wheeler Lake) | AL | Fully Supporting | 0 |
| Indian Creek and Indian Creek Reservoir | LA | Not Supporting | 1 |
| Indian Creek Dam | ND | Not Supporting | 2 |
| Indian Creek Reservoir | CA | Not Supporting | 1 |
| Indian Fields Branch / Jackson Run | NJ | Not Supporting | 2 |
| Indian Head Pond | MA | Not Supporting | 2 |
| Indian Lake | IA | Not Supporting | 1 |
| Indian Lake | MA | Not Supporting | 4 |
| Indian Lake | MI | Not Supporting | 2 |
| Indian Lake | MO | Not Supporting | 2 |
| Indian Lake | NY | Not Supporting | 1 |
| Indian Lake | NY | Not Supporting | 1 |
| Indian Lake | RI | Not Supporting | 2 |
| Indian Lake | WI | Fully Supporting | 0 |
| Indian Lake | WI | Not Supporting | 1 |
| Indian Lake (Sharon/NY State Line) | CT | Fully Supporting | 0 |
| Indian Lake-05010007001436 | PA | Fully Supporting | 0 |
| Indian Mills Brook / Muskingum Brook | NJ | Not Supporting | 1 |
| Indian Pond | NH | Not Supporting | 1 |
| Indian Pond | NH | Not Supporting | 2 |
| Indian Pond - Town Beach | NH | Not Supporting | 1 |
| Indian Run (Muddy Run) | NJ | Not Supporting | 3 |
| Indian Springs State Park Day Use Beach | GA | Fully Supporting | 0 |
Source: EPA ATTAINS and USGS National Water Information System State Integrated Report assessment decisions + USGS daily values · 2026