| Flat River Reservoir | |
| Location: | Kent County, Rhode Island |
| Coords: | 41.6963°N -71.6067°W |
| Type: | Artificial lake |
| Max-Depth: | 300NaN0[1] |
| Pushpin Map: | Rhode Island#USA |
| Pushpin Label Position: | bottom |
| Pushpin Map Alt: | Location of Flat River Reservoir in Rhode Island, USA. |
Flat River Reservoir is a large lake in Kent County, Rhode Island.