Riviera Reservoir
Key Takeaway
Riviera Reservoir is classified as high hazard in California. It was completed in 1962 and is 64 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 | 40 ft (taller than 46.3% in CA) |
| Dam Length | 1,280 ft |
| Dam Type | Other |
| Max Storage | 76 acre-ft |
| Surface Area | 2 acres |
| Year Completed | 1962 (64 years old) |
| NID ID | CA00876 |
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 Santa Monica Department Of Public Works
Local Government
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High Hazard 75 ftFrequently Asked Questions
What is the hazard classification of Riviera Reservoir?
Riviera Reservoir 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 Riviera Reservoir?
Riviera Reservoir is owned by City of Santa Monica Department Of Public Works (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Riviera Reservoir built?
Riviera Reservoir was completed in 1962, making it 64 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 Riviera Reservoir?
Riviera Reservoir 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 Riviera Reservoir?
Riviera Reservoir has a dam height of 40 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 Riviera Reservoir last inspected?
Riviera Reservoir was last inspected on June 2, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.