New Calaveras
Key Takeaway
New Calaveras is classified as high hazard in California. It was completed in 2018 and is 8 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 | 210 ft (taller than 95.1% in CA) |
| Dam Length | 1,210 ft |
| Dam Type | Earth |
| Max Storage | 96.9K acre-ft |
| Surface Area | 1,435 acres |
| Drainage Area | 98 sq mi |
| Year Completed | 2018 (8 years old) |
| NID ID | CA01546 |
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 and County of San Francisco
Local Government
Nearby Dams
Ed R. Levin
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High Hazard 222 ftRubber Dam 3
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Significant Hazard 17 ftShinn
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Significant Hazard 45 ftFrequently Asked Questions
What is the hazard classification of New Calaveras?
New Calaveras 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 New Calaveras?
New Calaveras is owned by City and County of San Francisco (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was New Calaveras built?
New Calaveras was completed in 2018, making it 8 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 New Calaveras?
New Calaveras 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 New Calaveras?
New Calaveras has a dam height of 210 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 New Calaveras last inspected?
New Calaveras was last inspected on April 21, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.