DIAMOND VALLEY

RESERVOIR LEVELS
December 21, 2024
1,756 ft 33.67, -117.07


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Diamond Valley Lake Forebay, located in Winchester, California, is a vital water resource facility primarily serving as a hydroelectric power source and water supply system. Completed in 1999, this earth dam structure stands at a height of 22 feet and has a storage capacity of 500 acre-feet. Managed by the California Department of Water Resources, the forebay is regulated, inspected, and enforced by state authorities to ensure its safety and functionality.

With a low hazard potential and a satisfactory condition assessment, Diamond Valley Lake Forebay plays a crucial role in the water management infrastructure of Riverside County. The facility covers a surface area of 31 acres and has a drainage area of 0.13 square miles, making it a significant contributor to the region's water supply and hydroelectric power generation. The forebay's location along the Domenigoni Val Canal adds to its strategic importance in the local water network.

Overall, Diamond Valley Lake Forebay stands as a key component in the water resource landscape of California, providing essential services for both energy production and water distribution. With regular inspections and a solid emergency action plan, the forebay exemplifies a commitment to safety and efficiency in managing water resources in the region. Its presence underscores the importance of sustainable water infrastructure in addressing the challenges of climate change and population growth.

Storage 24hr Change 0.05%
Percent of Normal 123%
Minimum 299,638 acre-ft
2016-03-20
Maximum 809,458 acre-ft
2006-05-29
Average 602,382 acre-ft
Nid_Height 22
Hydraulic_Height 16.5
Primary_Dam_Type Earth
Drainage_Area 0.13
Year_Completed 1999
Dam_Height 22
River_Or_Stream Domenigoni Val Can
Surface_Area 31
Hazard_Potential Low
Nid_Storage 500
Dam_Length 4482
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