Papuaa Reservoir
Key Takeaway
Papuaa Reservoir is classified as high hazard in Hawaii. It was completed in 1914 and is 112 years old. Its primary use is irrigation. 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 | 43 ft (taller than 72.4% in HI) |
| Dam Length | 2,000 ft |
| Dam Type | Earth |
| Max Storage | 921 acre-ft |
| Surface Area | 45 acres |
| Drainage Area | 2 sq mi |
| Year Completed | 1914 (112 years old) |
| NID ID | HI00120 |
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
Grove Farm Company
Private
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High Hazard 23 ftFrequently Asked Questions
What is the hazard classification of Papuaa Reservoir?
Papuaa 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 Papuaa Reservoir?
Papuaa Reservoir is owned by Grove Farm Company (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
When was Papuaa Reservoir built?
Papuaa Reservoir was completed in 1914, making it 112 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 Papuaa Reservoir?
Papuaa Reservoir serves the following purposes: Irrigation. Many dams in the U.S. are multi-purpose, supporting flood control, water supply, recreation, and other uses.
How tall is Papuaa Reservoir?
Papuaa Reservoir has a dam height of 43 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 Papuaa Reservoir last inspected?
Papuaa Reservoir was last inspected on June 29, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.