Debell
Key Takeaway
Debell is classified as high hazard in California. It was completed in 1952 and is 74 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 | 53 ft (taller than 62.2% in CA) |
| Dam Length | 580 ft |
| Dam Type | Earth |
| Max Storage | 120 acre-ft |
| Surface Area | 8 acres |
| Drainage Area | 1 sq mi |
| Year Completed | 1952 (74 years old) |
| NID ID | CA00686 |
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 Gilroy
Local Government
Nearby Dams
Selvage #2
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Low Hazard 42 ftUvas
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High Hazard 118 ftSoda Lake
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High Hazard 44 ftR. Simoni Irrigation
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Low Hazard 44 ftElmer J. Chesbro
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High Hazard 95 ftPeabody
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Significant Hazard 63 ftCoyote
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High Hazard 140 ftFrequently Asked Questions
What is the hazard classification of Debell?
Debell 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 Debell?
Debell is owned by City of Gilroy (Local Government). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Debell built?
Debell was completed in 1952, making it 74 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 Debell?
Debell serves the following purposes: Water Supply, Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Debell?
Debell has a dam height of 53 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 Debell last inspected?
Debell was last inspected on April 7, 2022. Inspection dates indicate when a formal review occurred, not the results of that inspection.