Powering Our Community

New Renewable Energy Projects

Keep track of our progress on all of the various renewable energy projects currently in the works

Power Facts

Hawaiian Electric provides electricity for 95% of residents of the State of Hawaii on Oahu, Maui, Molokai, Lanai and Hawaii Island.

2023 renewable energy percentage is 33% (based on generation)
Total customers: 471,605
(As of 12/31/2023)

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Oahu

Number of customers: 309,631

Firm Generation:

Hawaiian Electric Plants

Kahe (oil): 650 MW
Waiau (oil): 500 MW
Campbell Industrial Park (diesel): 130 MW
Schofield (biodiesel): 50 MW

Independent Power Producers

Kalaeloa Partners (oil): 208 MW
H-POWER (waste-to-energy): 68.5 MW
Airport Emergency Power Facility (biofuel): 8 MW

Total firm capacity: 1,614.5 MW

Deactivated Units

Honolulu (oil) (113 MW): 0 MW

Retired units (independent power producers):

AES Hawaii (coal) (180 MW): 0 MW

Variable (As-Available) Generation:

Hawaiian Electric Plant

West Loch Solar: 20 MW

Independent Power Producers

Kawailoa Wind: 69 MW
Kawailoa Solar: 49 MW
Waipio PV: 45.9
Mililani 1 Solar: 39 MW + 156 MWh storage
Waiawa Solar: 36 MW + 144 MWh storage
Kahuku Wind: 30 MW
Waianae Solar: 27.6 MW
Na Pua Makani (wind): 24 MW
Par Hawaii: 18.5 MW
Lanikuhana Solar: 14.7 MW
Island Energy Service: 9.6 MW
Waihonu North: 5 MW
Aloha Solar Energy Fund One: 5 MW
Aloha Solar Energy Fund Two: 5 MW
Kalaeloa Solar Two: 5 MW
Kalaeloa Renewable Energy Park (PV): 5 MW
Mauka FIT 1 (solar): 3.5 MW
Waihonu South: 1.5 MW
Kapolei Sustainable Energy Park (PV): 1 MW
Kapolei Energy Storage: 185 MW (565 MWh) storage only

Customer-sited renewable: 621 MW
Shared solar: 3.270 MW

Approximate non-firm capacity: 1038.57 MW + 300 MWh storage

Approximate stand alone storage: 185 MW + 565 MWh storage

In Development:

Hoohana Solar 1: 52 MW + 208 MWh storage
Kupono Solar: 42 MW + 168 MWh storage
Waiawa Phase 2 Solar: 30 MW + 240 MWh storage
AES West Oahu Solar: 12.5 MW + 50 MWh storage
Mountain View Solar: 7 MW + 35 MWh storage
Shared solar: 14.055 MW + 38.54 MWh storage

Renewable energy percentage: 29.6%
Renewable peak: 74.8% on February 25, 2023


Hawaii Island

Number of customers: 89,477

Firm Generation:

Hawaiian Electric Plants (Oil)

Keahole: 77.6 MW
Puna: 36.7 MW
Kanoelehua: 21 MW
Waimea: 7.5 MW
Hill: 34.7 MW
Dispersed generation: 5 MW

Independent Power Producers

Hamakua Energy (oil/biodiesel): 60 MW
Puna Geothermal Venture: 38 MW

Total firm capacity: 280.5 MW

Retired Units

Shipman (oil) (15.2 MW): 0 MW

Variable (As-Available) Generation:

Hawaiian Electric Plants

Puueo Hydro: 3.4 MW
Waiau Hydro: 1.1 MW

Independent Power Producers

AES Waikoloa Solar: 30 MW + 120 MWh storage
Pakini Nui Wind: 20.5 MW
Wailuku River Hydro: 12.1 MW
Hawi Renewable Development (wind): 10.5 MW

Customer-sited renewable: 132 MW

Approximate non-firm capacity: 209.6 MW + 120 MWh storage

In Development:

Hale Kuawehi Solar: 30 MW + 120 MWh storage
Keahole Battery Energy Storage: 12 MW (12 MWh) storage only
Shared solar: 10.75 MW + 36 MWh storage

Renewable energy percentage: 52.1%
Renewable peak: 92.3% on April 25, 2023


Maui County

Serving Maui, Molokai & Lanai
Number of customers: 72,497

Firm Generation:

Hawaiian Electric Plants (Oil)

Maalaea: 212.1 MW
Kahului: 37.6 MW
Molokai: 12 MW
Lanai: 9.4 MW
Hana (dispersed generation): 2 MW

Total firm capacity: 273.1 MW

Variable (As-Available) Generation:

Independent Power Producers

Kaheawa Wind Farm: 30 MW
Kaheawa Wind Power II: 21 MW
Auwahi Wind: 21 MW
Kuia Solar: 2.87 MW
South Maui Renewable Resources (solar): 2.87 MW
Lanai Sustainability Research (solar): 1.2 MW
Maui 17-2: 0.735 MW

Customer-sited renewable: 142.6 MW
Shared solar: 0.028 MW

Approximate non-firm capacity: 222.303 MW

In Development:

AES Kuihelani Solar: 60 MW + 240 MWh storage
Waena Battery: 40 MW (160 MWh) storage only
Maui 17-1: 1 MW
Shared solar (Maui): 8 MW + 32 MWh storage
Shared solar (Molokai): 2.7 MW + 11.1 MWh storage

Renewable energy percentage: 35.4%
Renewable peak: 70.0% on June 10, 2023 (Maui)


Generation capacity, in gross megawatts, in service as of 2/15/2024.