Lost Lake West
Key Takeaway
Lost Lake West is classified as low hazard in California. It was completed in 1925 and is 101 years old. Its primary use is water supply.
Physical Details
| Dam Height | 21 ft (taller than 17.3% in CA) |
| Dam Length | 200 ft |
| Dam Type | Earth |
| Max Storage | 140 acre-ft |
| Surface Area | 12 acres |
| Drainage Area | 0 sq mi |
| Year Completed | 1925 (101 years old) |
| NID ID | CA00633 |
Safety Information
No probable loss of human life and low economic/environmental losses expected.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Carson Water Subconservancy District
Public Utility
Nearby Dams
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Low Hazard 36 ftFrequently Asked Questions
What is the hazard classification of Lost Lake West?
Lost Lake West is classified as Low Hazard. No probable loss of human life and low economic/environmental losses expected. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Lost Lake West?
Lost Lake West is owned by Carson Water Subconservancy District (Public Utility). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Lost Lake West built?
Lost Lake West was completed in 1925, making it 101 years old. Many U.S. dams were built between the 1930s and 1970s during a period of major infrastructure investment.
What is the primary purpose of Lost Lake West?
Lost Lake West serves the following purposes: Water Supply, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Lost Lake West?
Lost Lake West has a dam height of 21 ft. Dam height is measured from the natural streambed at the downstream toe to the top of the dam, and may differ from the visible height.
When was Lost Lake West last inspected?
Lost Lake West was last inspected on June 30, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.