Storage Levels Hydrology Weather

California Upper Tuolumne Watershed

Don Pedro Reservoir

June 6 2023

1,598,772 acre-ft

+0.34% today
100% of Normal Normal

Water storage levels at Don Pedro Reservoir are currently 1,598,772 acre-ft, about 100% of normal. The average for this time of year is approximately 1,606,713.21acre-ft.

Maximum recorded Storage since record keeping began in 2003 was 2017-02-22 when levels reached 2,026,152 acre-ft. Lowest recorded Storage was 2015-10-08 when levels receded to 628,612 acre-ft.

Don Pedro Reservoir is located in Tuolumne County, California, and was constructed in 1971. It is a major water storage facility in the state and provides water to agricultural, industrial, and urban areas. The reservoir is fed by surface water flow from the Tuolumne River and snowpack melt from the nearby Sierra Nevada mountains. The hydrology of the reservoir is managed by the Turlock Irrigation District, which operates the Don Pedro and La Grange dams. The reservoir has a capacity of 2.03 million acre-feet and covers an area of about 13,000 acres. It is used for multiple recreational activities, including fishing, boating, camping, and hiking. The reservoir also provides habitat for various wildlife species, such as bald eagles and black bears.

Geolocation -120.421, 37.702
Elevation 830 ft
Storage 24hr Change 0.34%
Percent of Normal 100%
Minimum 628,612 acre-ft
Maximum 2,026,152 acre-ft
Average 1,606,713 acre-ft


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