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37.1 MW Residual Oil operating in Hawaii, HI
37.1 MW
Nameplate Capacity
2
Generators
units
Petroleum Liquids
Technology
1965
Operating Since
Coordinates
19.7041, -155.0607
County
Hawaii, HI
Nearby Plants
| 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 | — | — |
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
Grid Region
—
Market
—
NERC Region
—
Balancing Authority
7.9K MWh
Latest Month
105.6K MWh
Annual Generation
32.4%
Capacity Factor
CO₂ Intensity
2242 lb/MWh
NOx
4 lb/MWh
SO₂
2013
$765/kW
Est. Construction Cost
Total estimated cost: $28.4M
This plant is in a bilateral market territory without organized wholesale pricing. Nodal pricing data is not available.
Last updated 2026-03-26
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Grid Voltage
69.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
24 lb/MWh
CH₄
0.091 lb/MWh
N₂O
0.018 lb/MWh
Capacity Factor
41.0%
Annual Net Gen
133 GWh
CO₂eq
2249 lb/MWh
Subregion
HICC Miscellaneous