Ioleau Reservoir, also known as Kcof Reservoir #6, is a privately owned water storage facility located in Kalaheo, Hawaii.
Wind
Humidity
Built in 1902, this Earth-type dam stands at a height of 48 feet and has a storage capacity of 148 acre-feet, primarily used for irrigation purposes. Situated in the Honolulu District, the reservoir is fed by an irrigation ditch and regulated by the Hawaii Department of Land and Natural Resources.
With a surface area of 4.6 acres and a drainage area of 0.2 square miles, Ioleau Reservoir plays a crucial role in supporting agricultural activities in the region. The dam's spillway type is uncontrolled, with a width of 4 feet, and it is rated as having a low hazard potential with fair condition assessment. Regular inspections are conducted, with the last assessment taking place in April 2021, ensuring the safety and integrity of the structure for continued water resource management.
Despite its moderate risk assessment rating, Ioleau Reservoir remains a vital component of the local water infrastructure, providing essential irrigation water for agricultural lands in Kauai, Hawaii. The dam's historical significance, coupled with its functional importance, highlights the intersection of water resource management and climate resilience in the region, emphasizing the need for ongoing monitoring and maintenance to safeguard this valuable resource for future generations.
Year Completed |
1902 |
Dam Length |
750 |
Dam Height |
48 |
River Or Stream |
FED BY IRRIGATION DITCH |
Primary Dam Type |
Earth |
Surface Area |
4.6 |
Hydraulic Height |
41 |
Drainage Area |
0.2 |
Nid Storage |
148 |
Structural Height |
45 |
Hazard Potential |
Low |
Foundations |
Unlisted/Unknown |
Nid Height |
48 |
Waimea River Nr Waimea
|
295cfs |
Waialae Str At Alt 3
|
34cfs |
Sf Wailua River Nr Lihue
|
173cfs |
Eb Of Nf Wailua River Nr Lihue
|
39cfs |
Left Branch Opaekaa Str Nr Kapaa
|
2cfs |
Wainiha River Nr Hanalei
|
178cfs |
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