Wailuku Water Reservoir 6
Key Takeaway
Wailuku Water Reservoir 6 is classified as high hazard in Hawaii. 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 | 33 ft (taller than 45.7% in HI) |
| Dam Length | 1,150 ft |
| Dam Type | Earth |
| Max Storage | 56 acre-ft |
| Normal Storage | 35 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Year Modified | 2006 |
| NID ID | HI00150 |
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
Waikapu Gardens Homeowners Association
Private
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High Hazard 16 ftFrequently Asked Questions
What is the hazard classification of Wailuku Water Reservoir 6?
Wailuku Water Reservoir 6 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 Wailuku Water Reservoir 6?
Wailuku Water Reservoir 6 is owned by Waikapu Gardens Homeowners Association (Private). The owner is responsible for maintenance, inspections, and compliance with dam safety regulations.
What is the primary purpose of Wailuku Water Reservoir 6?
Wailuku Water Reservoir 6 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 Wailuku Water Reservoir 6?
Wailuku Water Reservoir 6 has a dam height of 33 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 Wailuku Water Reservoir 6 last inspected?
Wailuku Water Reservoir 6 was last inspected on October 26, 2021. Inspection dates indicate when a formal review occurred, not the results of that inspection.