Storage Levels Hydrology Weather

California San Diego Watershed

El Capitan Dam

June 6 2023

49,303 acre-ft

None% today
None% of Normal Very Low

Water storage levels at El Capitan Dam are currently 49,303 acre-ft, about None% of normal. The average for this time of year is approximately Noneacre-ft.

Maximum recorded Storage since record keeping began in 2021 was 2023-04-05 when levels reached 59,525 acre-ft. Lowest recorded Storage was 2022-11-01 when levels receded to 24,853 acre-ft.

El Capitan Dam, located in San Diego County, California, was built in the 1930s as a hydroelectric facility. It is a concrete gravity dam that stands at 237 feet tall and 1,600 feet long. The dam serves as a surface water storage facility that can hold up to 112,800 acre-feet of water. The hydrology surrounding the dam is primarily fed by the San Diego River, which is reliant on snowpack melt from surrounding mountains. The dam provides water to the San Diego County Water Authority, which serves over 3.3 million residents. Additionally, the water is used for recreational purposes such as fishing, boating, and camping. The surrounding agricultural community also benefits from the water supply provided by the dam.

Geolocation -116.808, 32.882
Elevation 600 ft
Storage 24hr Change None%
Percent of Normal None%
Minimum 24,853 acre-ft
Maximum 59,525 acre-ft
Average acre-ft


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