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.

San Antonio Dam
CountryUnited States
LocationMonterey County, California[1]
Coordinates35°47′53″N 120°53′07″W / 35.79806°N 120.88528°W / 35.79806; -120.88528
Opening date1965; 59 years ago (1965)[1]
Owner(s)Monterey County Water Resources Agency[1]
Dam and spillways
Type of damEarth dam[1]
ImpoundsSan Antonio River[1]
Height202 feet (62 m)[1]
Length1,433 feet (437 m)[1]
Elevation at crest802 feet (244 m)[1]
Width (crest)30 feet (9.1 m)[1]
Dam volume4,200,000 cubic yards (3,200,000 m3)[1]
Reservoir
CreatesLake San Antonio
Total capacity350,000 acre-feet (430,000,000 m3)[1]
Catchment area353 square miles (910 km2)[1]
Surface area5,720 acres (2,310 ha)[1]
Normal elevation781 feet (238 m)[2]

History

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San Antonio Dam was completed in 1965.

Access

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The dam is accessible from Exit 252 of U.S. Route 101 by taking Jolon Road to Nacimiento Lake Drive to Vista Road.

Operations

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Water released from San Antonio Dam travels down the San Antonio River to join the Salinas River on its way to Monterey Bay.

Nomenclature

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Another dam with the same name is located on San Antonio Creek in San Bernardino County, California.[3]

See also

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References

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  1. ^ a b c d e f g h i j k l m "Dams Within the Jurisdiction of the State of California (N-S)" (PDF). California Department of Water Resources, Division of Safety of Dams. Archived from the original (PDF) on October 5, 2012. Retrieved November 2, 2012.
  2. ^ "Lake San Antonio". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. 1981-01-19. Retrieved 2012-11-02.
  3. ^ "Dams Owned and Operated by Federal Agencies" (PDF). California Department of Water Resources, Division of Safety of Dams. Archived from the original (PDF) on October 5, 2012. Retrieved November 2, 2012.
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