Storage Levels Hydrology Weather

California Upper Stony Watershed

Stony Gorge Reservoir

June 6 2023

47,742 acre-ft

-0.32% today
164% of Normal Very High

Water storage levels at Stony Gorge Reservoir are currently 47,742 acre-ft, about 164% of normal. The average for this time of year is approximately 29,053.8acre-ft.

Maximum recorded Storage since record keeping began in 2017 was 2019-05-23 when levels reached 51,177 acre-ft. Lowest recorded Storage was 2021-08-24 when levels receded to 6,029 acre-ft.

Stony Gorge Reservoir is a man-made lake located in the Sacramento Valley in California. The reservoir was created in 1962 by the Stony Gorge Dam, which is used for irrigation and flood control. The reservoir has a storage capacity of 93,000 acre-feet and covers an area of 7.5 square miles. The hydrology of Stony Gorge Reservoir is primarily fed by the East Branch of the Stony Creek, which is a major tributary of the Sacramento River. The reservoir also receives water from the snowpack in the nearby mountains. The reservoir serves as a surface water source for agricultural uses in the surrounding region. In addition, the reservoir is a popular destination for recreational activities such as boating, fishing, and camping. The reservoir is managed by the United States Bureau of Reclamation.

Geolocation -122.533, 39.583
Elevation 800 ft
Storage 24hr Change -0.32%
Percent of Normal 164%
Minimum 6,029 acre-ft
Maximum 51,177 acre-ft
Average 29,054 acre-ft


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