Reba
Key Takeaway
Reba is classified as high hazard in California. It was completed in 1965 and is 61 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 | 70 ft (taller than 72.8% in CA) |
| Dam Length | 555 ft |
| Dam Type | Earth |
| Max Storage | 361 acre-ft |
| Surface Area | 15 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1965 (61 years old) |
| NID ID | CA00642 |
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
Lake Alpine Water Company
Private
Nearby Dams
Bear Valley Sh
Alpine, CA
Significant Hazard 43 ftAlpine Main
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High Hazard 49 ftNorth Fork Diversion
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Low Hazard 53 ftUtica Main
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High Hazard 59 ftUnion Main
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Low Hazard 36 ftNew Spicer Meadow
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High Hazard 265 ftMeadow Lake
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Low Hazard 74 ftDonnells
Tuolumne, CA
High Hazard 317 ftFrequently Asked Questions
What is the hazard classification of Reba?
Reba 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 Reba?
Reba is owned by Lake Alpine Water Company (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Reba built?
Reba was completed in 1965, making it 61 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 Reba?
Reba serves the following purposes: Water Supply, Recreation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Reba?
Reba has a dam height of 70 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 Reba last inspected?
Reba was last inspected on June 22, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.