INDIAN VALLEY RES A CLEARLAKE OAKS CA

39.08, -122.54
Last Updated: December 6, 2024

YEAR OVER YEAR

Indian Valley is a captivating water resource and climate enthusiast's dream, located in Lake County, California. This local government-owned dam, managed by CH2M Hill, was completed in 1975 with a primary purpose of irrigation. The dam, standing at a height of 207 feet, serves multiple purposes including fish and wildlife pond, flood risk reduction, hydroelectric power generation, recreation, and water supply. With a normal storage capacity of 261,000 acre-feet and a maximum discharge of 35,000 cubic feet per second, Indian Valley plays a crucial role in managing water resources in the region.

The dam spans a length of 965 feet and has a surface area of 3,750 acres, impounding the North Fork Cache Creek. With a hazard potential rated as high and a very high risk assessment, the dam is regulated by the Federal Energy Regulatory Commission and inspected by the same agency. The spillway, with a controlled design and a width of 59 feet, ensures safety during times of high water levels. In addition to its structural importance, Indian Valley provides a scenic backdrop for outdoor enthusiasts, offering opportunities for fishing, boating, and wildlife observation.

Indian Valley is a symbol of resilience and sustainability in water resource management, showcasing the intricate balance between human needs and environmental conservation. As a cornerstone of the local ecosystem, this earth dam stands as a testament to the principles of responsible water infrastructure development. With ongoing state regulation, inspection, and enforcement, Indian Valley continues to play a vital role in ensuring the safety and prosperity of the surrounding communities while preserving the natural beauty of the landscape.

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Lake Or Reservoir Water Surface Elevation Above Ngvd 1929, Ft 24hr Change 0%
Percent of Normal 104%
Minimum 1,352.06 ft
2009-12-12
Maximum 1,482.07 ft
2019-06-04
Average 1,405 ft
Dam_Height 207
Hydraulic_Height 190
Drainage_Area 121
Year_Completed 1975
Nid_Storage 359000
Hazard_Potential High
Structural_Height 225
Primary_Dam_Type Earth
River_Or_Stream North Fork Cache Creek
Foundations Rock
Surface_Area 3750
Outlet_Gates Tainter (radial) - 2
Dam_Length 965
Nid_Height 225
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