San Antonio Dam
| San Antonio Dam | |
|---|---|
| Country | United States |
| Location | Monterey County, California |
| Coordinates | 35°47′53″N 120°53′07″W / 35.79806°N 120.88528°W |
| Opening date | 1965 |
| Owner(s) | Monterey County Water Resources Agency |
| Dam and spillways | |
| Type of dam | Earth dam |
| Impounds | San Antonio River |
| Height | 202 feet (62 m) |
| Length | 1,433 feet (437 m) |
| Elevation at crest | 802 feet (244 m) |
| Width (crest) | 30 feet (9.1 m) |
| Dam volume | 4,200,000 cubic yards (3,200,000 m3) |
| Reservoir | |
| Creates | Lake San Antonio |
| Total capacity | 350,000 acre-feet (430,000,000 m3) |
| Catchment area | 353 square miles (910 km2) |
| Surface area | 5,720 acres (2,310 ha) |
| Normal elevation | 781 feet (238 m) |
San Antonio Dam (National ID CA00813) is an earthen dam on the San Antonio River in Monterey County, California in the United States. The dam impounds Lake San Antonio, a reservoir with a capacity of 350,000 acre-feet (430,000,000 m3), located west of Camp Roberts.