Eaton Wash Debris Basin
Key Takeaway
Eaton Wash Debris Basin is classified as high hazard in California. It was completed in 1936 and is 90 years old. Its primary use is debris control. High hazard means loss of life is likely if the dam fails — it does not indicate the dam's current condition. Learn more.
Physical Details
| Dam Height | 63 ft (taller than 69.2% in CA) |
| Dam Length | 1,545 ft |
| Dam Type | Earth |
| Max Storage | 721 acre-ft |
| Surface Area | 54 acres |
| Drainage Area | 10 sq mi |
| Year Completed | 1936 (90 years old) |
| NID ID | CA00201 |
Safety Information
Loss of human life is likely if the dam fails.
Hazard potential describes downstream consequences of failure, not the dam's current condition. What does this mean?
Ownership
Los Angeles County Department Of Public Works
Local Government
Nearby Dams
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High Hazard 50 ftMorris S. Jones
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High Hazard 49 ftBailey Debris Basin
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High Hazard 43 ftRubio Debris Basin
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High Hazard 69 ftSanta Anita Debris Basin
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Low Hazard 56 ftBig Santa Anita
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High Hazard 225 ftDevils Gate
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High Hazard 108 ftFrequently Asked Questions
What is the hazard classification of Eaton Wash Debris Basin?
Eaton Wash Debris Basin is classified as High Hazard. Loss of human life is likely if the dam fails. This classification refers to the potential downstream consequences of a failure, not the dam's current structural condition.
Who owns and operates Eaton Wash Debris Basin?
Eaton Wash Debris Basin is owned by Los Angeles County Department Of Public Works (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Eaton Wash Debris Basin built?
Eaton Wash Debris Basin was completed in 1936, making it 90 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 Eaton Wash Debris Basin?
Eaton Wash Debris Basin serves the following purposes: Debris Control, Flood Risk Reduction. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Eaton Wash Debris Basin?
Eaton Wash Debris Basin has a dam height of 63 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 Eaton Wash Debris Basin last inspected?
Eaton Wash Debris Basin was last inspected on November 3, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.