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Prices here are state averages across all utilities and rate plans, from the U.S. Energy Information Administration — not the rate on any one bill. Generation-mix figures are reported annually, not real time.

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Conventional Hydroelectric Power Plants in Hawaii

U.S. Energy Information Administration (Forms EIA-860/860M).

Power plants
6
Total nameplate capacity
27.8 MW
Generating units
11
National rank (conventional hydroelectric capacity)
#44

Every conventional hydroelectric plant in Hawaii

PlantOperatorUnitsCapacity
Wailuku River HydroelectricWailuku Holding Company LLC210.4 MW
Gay RobinsonGay & Robinson Inc27.7 MW
Wainiha HydroBBCP Kauai Operating LLC23.6 MW
PuueoHawaii Electric Light Co Inc23.1 MW
Kalaheo HydroBBCP Kauai Operating LLC12 MW
Waiau HydroHawaii Electric Light Co Inc21 MW

Source: U.S. Energy Information Administration, Forms EIA-860 and EIA-860M. Nameplate capacity is the maximum rated output of the plant's generators.

Conventional Hydroelectric Power Plants in Hawaii | EnergyAtlasUSA