Chatsworth
Key Takeaway
Chatsworth is classified as high hazard in California. It was completed in 1918 and is 108 years old. Its primary use is water supply. 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 | 45 ft (taller than 54% in CA) |
| Dam Length | 2,700 ft |
| Dam Type | Earth |
| Max Storage | 9.9K acre-ft |
| Surface Area | 607 acres |
| Drainage Area | 5 sq mi |
| Year Completed | 1918 (108 years old) |
| NID ID | CA00067 |
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
City of Los Angeles Department of Water And Power
Local Government
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High Hazard 125 ftFrequently Asked Questions
What is the hazard classification of Chatsworth?
Chatsworth 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 Chatsworth?
Chatsworth is owned by City of Los Angeles Department of Water And Power (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Chatsworth built?
Chatsworth was completed in 1918, making it 108 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 Chatsworth?
Chatsworth serves the following purposes: Water Supply. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Chatsworth?
Chatsworth has a dam height of 45 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 Chatsworth last inspected?
Chatsworth was last inspected on November 3, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.