Honolulu County, Hawaii has 45 power plants totaling 2,481 MW of nameplate capacity. Browse every plant below with fuel type, operator, and capacity.
| Plant | City | Fuel | Capacity | Operator |
|---|---|---|---|---|
| Kahe | Kapolei | Oil | 610 MW | Hawaiian Electric Co Inc |
| Waiau | Pearl City | Oil | 475 MW | Hawaiian Electric Co Inc |
| Kalaeloa Cogen Plant | Kapolei | Oil | 299 MW | Kalaeloa Partners Lp |
| Kapolei Energy Storage | Kapolei | Other Fossil | 185 MW | Kapolei Energy Storage I, Llc |
| Campbell Industrial Park | Kapolei | Oil | 113 MW | Hawaiian Electric Co Inc |
| Ho'ohana Solar 1 | Waipahu | Battery Storage | 104 MW | Ho'ohana Solar 1 Llc |
| H Power | Kapolei | Biomass | 100 MW | Covanta Honolulu Resource Recovery |
| Mililani South Solar Farm | Mililani | Solar | 78.0 MW | Mililani I Solar Llc |
| Waiawa Solar Power Hybrid | Waipahu | Solar | 72.0 MW | Waiawa Solar Power Llc |
| Kawailoa Wind | Haleiwa | Wind | 69.0 MW | Kawailoa Wind Llc |
| Schofield Generating Station | Schofield Barracks | Biomass | 50.4 MW | Hawaiian Electric Co Inc |
| Kawailoa Solar | Haleiwa | Solar | 49.0 MW | Kawailoa Solar, Llc |
| Waipio Solar | Waipio | Solar | 45.9 MW | Waipio Pv, Llc |
| Kahuku Wind Power Llc | Honolulu | Wind | 30.0 MW | Evergreen Wind, Llc |
| Ee Waianae Solar Project | Waianae | Solar | 28.3 MW | Ee Waianae Solar Project Llc |
| Na Pua Makani Wind Project | Kahuku | Wind | 27.6 MW | Na Pua Makani Power Partners Llc |
| Aes West Oahu Solar Hybrid | Waipahu | Battery Storage | 25.0 MW | Aes Distributed Energy |
| Tesoro Hawaii | Kapolei | Oil | 20.0 MW | Par Petroleum |
| West Loch Solar One | Ewa Beach | Solar | 20.0 MW | Hawaiian Electric Co Inc |
| Lanikuhana Solar Llc | Mililani | Solar | 14.7 MW | Lanikuhana Solar Llc |
| Hawaii Cogen | Kapolei | Oil | 12.2 MW | Island Energy Services |
| Waipio Peninsula | Waipio | Solar | 11.0 MW | Pacific Energy Solutions, Llc |
| Hnl Emergency Power Facility | Honolulu | Biomass | 10.0 MW | Hawaiian Electric Co Inc |
| Kalaeloa Solar Two | Honolulu | Solar | 5.0 MW | Altus Power America Management, Llc |
| Kalaeloa Renewable Energy Park | Ewa Beach | Solar | 5.0 MW | Eni New Energy Us Inc |
| Waihonu North Solar | Mililani | Solar | 5.0 MW | Waihonu North Llc |
| Aloha Solar Energy Fund 1 Pk1 | Waianae | Solar | 5.0 MW | Altus Power America Management, Llc |
| Byu - Hawaii | Laie | Solar | 5.0 MW | Skyhigh 2 Solar |
| Mauka Fit One | Kahuku | Solar | 3.5 MW | Valta Energy |
| Waihonu South Solar | Mililani | Solar | 1.5 MW | Waihonu South Llc |
| Pearl City Peninsula Solar Park | Honolulu | Solar | 1.0 MW | Altus Power America Management, Llc |
| Kapolei Solar Energy Park | Kapolei | Solar | 1.0 MW | Altus Power America Management, Llc |
| Honolulu | Honolulu | Oil | — MW | Hawaiian Electric Co Inc |
| Ewa Nui Substation Dg | Honolulu | Oil | — MW | Hawaiian Electric Co Inc |
| Iwilei Tank Farm Dg | Honolulu | Oil | — MW | Hawaiian Electric Co Inc |
| Helemano Substation Dg | Wahiawa | Oil | — MW | Hawaiian Electric Co Inc |
| Kalaeoloa Pole Yard Dg | Kapolei | Oil | — MW | Hawaiian Electric Co Inc |
| Ceip Substation Distributed Generation | Kapolei | Oil | — MW | Hawaiian Electric Co Inc |
| Campbell Industrial Park Bess | Honolulu | Battery Storage | — MW | Hawaiian Electric Co Inc |
| Kupehau | Honolulu | Battery Storage | — MW | 174 Power Global Corp. |
| Barbers Point Solar, Llc | O'ahu | Battery Storage | — MW | Barbers Point Solar, Llc |
| Aes Mountain View Solar | Honolulu | Battery Storage | — MW | Aes Distributed Energy |
| Aes Waiawa Phase 2 Solar | Pearl City | Battery Storage | — MW | Aes Distributed Energy |
| Puuloa Energy | Honolulu | Biomass | — MW | Puuloa Energy Llc |
| Puuloa Solar | Honolulu | Solar | — MW | Puuloa Solar Llc |
Honolulu County, Hawaii has 45 power plants totaling 2,481 MW of nameplate capacity. Oil is the dominant fuel source at 62% of installed capacity, followed by Solar (14%) and Other Fossil (7%). The largest facility is Kahe at 609 MW. Data comes from EIA Form 860, EIA Form 923, and EPA eGRID federal releases.
To find plants closer to a specific address in Honolulu County, use the address lookup — it shows every plant within a chosen radius along with distance, fuel type, and emissions.