4.5 MW Hydro out of service in Maui, HI — Hawaiian Electric Co Inc
4.5 MW
Nameplate Capacity
3
Generators
units
Conventional Hydroelectric
Technology
1925
Operating Since
Coordinates
20.8886, -156.3569
County
Maui, HI
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Mahi Pono LLC | — | — |
| Owner(s) | Mahi Pono LLC | — | — |
| Status | Out of service | — | — |
Kaheka Hydro is a hydroelectric power plant located in Maui County, Hawaii. The plant has a total capacity of 4.5 MW derived from three generators using conventional hydroelectric technology. It began operating in 1925 and is owned and operated by Mahi Pono LLC. The plant uses water (WAT) as its primary fuel source.
Kaheka Hydro is the second-largest hydroelectric plant in Hawaii out of seven such plants, and ranks 926th nationally out of 1464 hydroelectric plants. The plant's balancing authority is Hawaiian Electric Co Inc. Recent news coverage has mentioned hazards associated with the plant.
Generated from EIA, GEM, and public data sources
NERC Region
—
Balancing Authority
Hawaiian Electric Co Inc
Grid Voltage
69 kV
Regulatory Status
NR
Entity Type
Commercial
Sector
Industrial Non-CHP
0 MWh
Latest Month
0 MWh
Annual Generation
0.0%
Capacity Factor
No financial data available for this plant.
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
Flood Watch: Waianae Coast; Oahu North Shore; Olomana; Central Oahu; Waianae Mountains; Lanai Mauka; Kahoolawe; M
Flood Watch issued March 21 at 3:53AM HST until March 22 at 6:00PM HST by NWS Honolulu HI
Last updated 2026-03-21
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