| Riggs Flat Lake | |
| Coords: | 32.7078°N -109.9661°W |
| Type: | Reservoir |
| Pushpin Map: | Arizona |
| Basin Countries: | United States |
| Area: | 11acres |
| Depth: | 45feet |
| Elevation: | 9000feet |
Riggs Flat Lake is a reservoir located near the top of the Pinaleño Mountains, in the Coronado National Forest and Graham County, Arizona.
It is located 40miles southwest of Safford.