Maui Reservoir 22, also known as Hc&S Reservoir 22, is a private water resource located in Haliimaile, Maui, Hawaii.
Wind
Humidity
Built in 1917 for irrigation purposes, this Earth dam stands at 30 feet high with a storage capacity of 159.6 acre-feet. With a normal storage level of 134.5 acre-feet, it covers a surface area of 10.6 acres and is fed by an irrigation ditch.
This reservoir has a high hazard potential but is currently in fair condition, last assessed in April 2021. The spillway is uncontrolled with a width of 50 feet, and the dam's maximum discharge capacity is 610 cubic feet per second. Despite its age, Maui Reservoir 22 continues to play a crucial role in supporting agriculture in the region, highlighting the importance of maintaining and monitoring water resources in the face of changing climate conditions.
Even though Maui Reservoir 22 has not undergone recent modifications or risk assessments, its significance in the local water infrastructure is evident. With its historical background and ongoing impact on irrigation practices, this reservoir serves as a reminder of the vital role water resources play in sustaining agricultural activities in Maui, Hawaii. For water resource and climate enthusiasts, understanding the maintenance and management of structures like Maui Reservoir 22 is essential for ensuring water security and resilience in the face of environmental challenges.
Year Completed |
1917 |
Dam Length |
1250 |
Dam Height |
30 |
River Or Stream |
FED BY IRRIGATION DITCH |
Primary Dam Type |
Earth |
Surface Area |
10.6 |
Hydraulic Height |
25 |
Drainage Area |
0.02 |
Nid Storage |
159.6 |
Structural Height |
27 |
Hazard Potential |
High |
Foundations |
Unlisted/Unknown |
Nid Height |
30 |
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