| Grafton Pond | NH | Lake/Reservoir/Pond | Not Supporting | 2 | 318 |
| Graham L | ME | Lake, Freshwater | Not Supporting | 2 | 7,865 |
| Graham Lake | ME | Lake, Freshwater | Fully Supporting | 0 | 1,908 |
| Graham Lake | ME | Lake, Freshwater | Fully Supporting | 0 | 18,173 |
| Grahamville; | VT | Lake, Freshwater | Fully Supporting | 0 | 8.00 |
| Grand | MN | Lake, Freshwater | Not Supporting | 1 | 649 |
| Grand | MN | Lake, Freshwater | Not Supporting | 1 | 1,667 |
| Grand Avenue Marsh | IL | Lake, Freshwater | Not Supporting | 3 | 14 |
| Grand Bayou Reservoir-Located within subsegment LA100709_00. This unit is added for advisory tracking purposes only and is not a subsegment as defined by LAC 33:IX.1123.A. et seq. No other assessment is made for this water body. | LA | Lake, Freshwater | Not Supporting | 1 | 2,558 |
| Grand Island L. E. Ray Lake | NE | Lake | Not Supporting | 1 | 30 |
| Grand Island Suchs Lake | NE | Lake, Freshwater | Not Supporting | 3 | 3.22 |
| Grand Lake | AR | Lake, Freshwater | Not Supporting | 1 | 1,400 |
| Grand Lake | LA | Lake, Freshwater | Not Supporting | 3 | 47,869 |
| Grand Lake | MI | Lake, Freshwater | Not Supporting | 1 | 5,823 |
| Grand Lake (Millpond) | WI | Impoundment | Not Supporting | 1 | 242 |
| Grand Lake Matagamon | ME | Lake, Freshwater | Fully Supporting | 0 | 6,042 |
| Grand Lake O' the Cherokees, Lower | OK | Lake, Freshwater | Not Supporting | 2 | 10,051 |
| Grand Lake O' the Cherokees, Middle | OK | Lake, Freshwater | Not Supporting | 1 | 19,584 |
| Grand Lake O' The Cherokees, Upper | OK | Lake, Freshwater | Not Supporting | 2 | 8,670 |
| Grand Lake Site 12 | OK | Lake | Not Supporting | 3 | 46,500 |
| Grand Lake Site 13 | OK | Lake | Not Supporting | 1 | 46,500 |
| Grand Lake Site 14 | OK | Lake | Fully Supporting | 0 | 46,500 |
| Grand Lake Site 15 | OK | Lake | Fully Supporting | 0 | 46,500 |
| Grand Lake. | CO | Lake/Reservoir/Pond | Not Supporting | 1 | 463 |
| Grand Manan Channel | ME | Lake, Freshwater | Fully Supporting | 0 | 3,332 |
| Grand Manan Channel | ME | Lake, Freshwater | Fully Supporting | 0 | 370 |
| Grand Marais Lake, Fingers, etc. | AR | Lake, Freshwater | Not Supporting | 1 | 610 |
| Grand Sable Lake | MI | Lake, Freshwater | Not Supporting | 1 | 656 |
| Grand Traverse Bay - West Senior Center Beach | MI | Inland Lake Shoreline | Not Supporting | 1 | Filed in miles |
| Grand Traverse Bay - West Sunset Park Beach | MI | Inland Lake Shoreline | Not Supporting | 1 | Filed in miles |
| Grand Traverse Bay - West Volleyball Court Beach | MI | Inland Lake Shoreline | Not Supporting | 1 | Filed in miles |
| Grand Traverse Bay Clinch Park Beach | MI | Inland Lake Shoreline | Not Supporting | 1 | Filed in miles |
| Grand Traverse Bay Milliken Beach | MI | Great Lakes Shoreline | Not Supporting | 1 | Filed in miles |
| Grand Traverse Bay Northport Bay Beach | MI | Inland Lake Shoreline | Not Supporting | 1 | Filed in miles |
| Grand Traverse Bay West End Beach | MI | Great Lakes Shoreline | Not Supporting | 1 | Filed in miles |
| Grandrud | MN | Lake, Freshwater | Not Supporting | 1 | 113 |
| Grandwood Park Lake | IL | Lake, Freshwater | Not Supporting | 3 | 8.90 |
| Grandy Brook | NH | Impoundment | Not Supporting | 1 | 0.44 |
| Granger Lake | TX | Reservoir | Fully Supporting | 0 | 1,344 |
| Granger Lake | TX | Reservoir | Fully Supporting | 0 | 1,959 |
| Granger Lake | TX | Reservoir | Fully Supporting | 0 | 1,258 |
| Granite | MN | Lake, Freshwater | Not Supporting | 3 | 354 |
| Granite Lake | ID | Lake, Freshwater | Fully Supporting | 0 | 188 |
| Granite Lake | NH | Lake/Reservoir/Pond | Not Supporting | 2 | 232 |
| Granite Lake | WI | Lake, Freshwater | Not Supporting | 1 | 155 |
| Granite Reservoir | MA | Lake, Freshwater | Not Supporting | 1 | 207 |
| Grant | MN | Lake, Freshwater | Fully Supporting | 0 | 199 |
| Grant Brook - Grant Brook Dam | NH | Impoundment | Not Supporting | 1 | 0.25 |
| Grant Park Beach, Lake Michigan | WI | Great Lakes Beach | Not Supporting | 1 | Filed in miles |
| Grant Park Pond | NY | Lake/Reservoir/Pond | Not Supporting | 2 | 12 |