W H Hill — Plant Summary
- EIA Plant ID
- 772
- Capacity
- 37.1 MW
- Primary Fuel
- RFO
- Technology
- Petroleum Liquids
- Status
- Operating
- Location
- Hawaii, HI
- Operating Since
- 1965
- Generators
- 2
- Operator
- Hawaii Electric Light Co Inc
- Parent Company
- Hawaiian Electric Industries
- Annual Generation
- 105,644 MWh
- Capacity Factor
- 32.4%
- Balancing Authority
- —
- ISO/RTO
- —
- NERC Region
- —
W H Hill
OperatingResidual Oil
Ranked #4 of 5 Residual Oil plants in HI#11 of 13 nationally
37.1 MW Residual Oil operating in Hawaii, HI
EIAWD
37.1 MW
Nameplate Capacity
2
Generators
units
Petroleum Liquids
Technology
1965
Operating Since
Location
Coordinates
19.7041, -155.0607
County
Hawaii, HI
Nearby Plants
- KanoelehuaDistillate Oil21 MW · 0.2 km
- PuueoHydro3.1 MW · 4.0 km
- Waiau HydroHydro1 MW · 6.4 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Hawaii Electric Light Co Inc | Hawaii Electric Light | — |
| Owner(s) | Hawaii Electric Light Co Inc | Hawaiian Electric Industries | — |
| Status | Operating | — | — |
Ownership Chain
About
The W H Hill power plant is located in Hawaii County, Hawaii. The plant has a total capacity of 37.1 MW across two generators, and it primarily runs on residual fuel oil (RFO). It began operating in 1965. The plant is owned by Hawaiian Electric Industries and operated by Hawaii Electric Light Co Inc.
In the latest year of reported generation, W H Hill produced 105,644 MWh of electricity, achieving a capacity factor of 32.4%. W H Hill is the fourth-largest of five petroleum-fueled plants in the state, and seventh-largest of nine such plants nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
—
Balancing Authority
—
Grid Voltage
69 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
7.9K MWh
Latest Month
105.6K MWh
Annual Generation
32.4%
Capacity Factor
Jan 2022 – Dec 2024
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
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
NWS Honolulu HI (other)
NWS Honolulu HI·5 days ago
Industry·corporate
James W. Hill Obituary
A proud East-end kid, James W. “J.W.” Hill, left his earthly home on Thursday, December 4, 2025 to join his wife and family.
James W. Hill (other)
Monroe Evening News·3 months ago
Grid·outage
Is This L.A. Home the Solution to America’s Growing Energy Crisis?
For years, Dan Harrison's home in the western hills of Los Angeles would lose power when it was hot, when it rained or when it was very cold...
Dan Harrison (other)
The New York Times·6 months ago
Industry·technology
Best Portable Solar Panels for Camping
We tested 100+ watt solar panels from Goal Zero, Jackery, Ecoflow, BigBlue, Renogy, and more for RVs, camping, and to charge power stations.
Goal Zero (other)Jackery (other)
GearLab·7 months ago
Last updated 2026-03-21
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