Kahe — Plant Summary
- EIA Plant ID
- 765
- Capacity
- 609.7 MW
- Primary Fuel
- RFO
- Technology
- Petroleum Liquids
- Status
- Operating
- Location
- Honolulu, HI
- Operating Since
- 1963
- Generators
- 6
- Operator
- Hawaiian Electric Co Inc
- Parent Company
- Hawaiian Electric Industries
- Annual Generation
- 2,809,367 MWh
- Capacity Factor
- 52.6%
- Balancing Authority
- —
- ISO/RTO
- —
- NERC Region
- —
Kahe
OperatingResidual Oil
Ranked #1 of 5 Residual Oil plants in HI#6 of 13 nationally
609.7 MW Residual Oil operating in Honolulu, HI
EIAWD
609.7 MW
Nameplate Capacity
6
Generators
units
Petroleum Liquids
Technology
1963
Operating Since
Location
Coordinates
21.3564, -158.1289
County
Honolulu, HI
Nearby Plants
- Kapolei Energy StorageBESS185 MW · 4.0 km
- Kapolei Solar Energy ParkSolar1 MW · 4.1 km
- Hawaii CogenWaste Oil12.2 MW · 5.2 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Hawaiian Electric Co Inc | Hawaiian Electric Company | — |
| Owner(s) | Hawaiian Electric Co Inc | Hawaiian Electric Industries | — |
| Status | Operating | — | — |
Ownership Chain
About
The Kahe Power Plant is located in Honolulu County, Hawaii. It is owned by Hawaiian Electric Industries and operated by Hawaiian Electric Co. Inc. The plant's primary fuel source is residual fuel oil (RFO), and it utilizes petroleum liquid technologies for power generation. With a total capacity of 609.7 MW across six generators, Kahe began operating in 1963.
Kahe is a significant power producer in Hawaii, ranking as the largest of three RFO plants in the state. In the most recent year with available data, the plant generated 2,809,367 MWh of electricity, achieving a capacity factor of 52.6%. The plant operates within the Hawaiian Electric balancing authority area, but is not part of an organized market like an ISO or RTO.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
—
Balancing Authority
—
Grid Voltage
138 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
228.2K MWh
Latest Month
2.8M MWh
Annual Generation
52.6%
Capacity Factor
Jan 2023 – Dec 2025
Financial Data
No financial data available for this plant.
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
Hazards·flooding
Flash Flood Warning: Oahu in Honolulu, HI
Flash Flood Warning issued March 21 at 8:40AM HST until March 21 at 11:00AM HST by NWS Honolulu HI
Flash Flood Warning (hazard)
NWS Honolulu HI·5 days ago
Hazards·flooding
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
Flood Watch (hazard)
NWS Honolulu HI·5 days ago
Industry·other
Man, 67, dies after being pulled from waters off West Oahu
A 67-year-old man died after being pulled from the ocean at Tracks Beach in West Oahu Thursday afternoon, police said.
Honolulu Star-Advertiser·2 months ago
Industry·other
Hawai’i’s Role in the US Indo-Pacific Energy Security Dilemma
Hawai'i's local energy infrastructure issues have major implications for the security of U.S. forces in the Pacific.
US (other)
The Diplomat – Asia-Pacific Current Affairs Magazine·1 years ago
Last updated 2026-03-21
View all 10 articles