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299.4 MW Residual Oil operating in Honolulu, HI
299.4 MW
Nameplate Capacity
3
Generators
units
Petroleum Liquids
Technology
1989
Operating Since
Coordinates
21.3021, -158.0963
County
Honolulu, HI
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Kalaeloa Partners LP | Harbert Power | — |
| Owner(s) | Harbert Power, LLC | Harbert Power | — |
| Status | Operating | — | — |
The Kalaeloa Cogen Plant is a 299.4 MW petroleum liquid-fueled power plant located in Honolulu County, Hawaii. The plant began operating in 1989 and has 3 generators. It is owned and operated by Kalaeloa Partners LP.
In the most recent year with available data, the plant generated 1,423,959 MWh of electricity, achieving a capacity factor of 54.2%. The Kalaeloa Cogen Plant is the 3rd largest power plant in Hawaii, and ranks 6th nationally among plants using petroleum liquids.
Generated from EIA, GEM, and public data sources
Grid Region
—
Market
—
NERC Region
—
Balancing Authority
128.0K MWh
Latest Month
1.4M MWh
Annual Generation
54.2%
Capacity Factor
CO₂ Intensity
1254 lb/MWh
NOx
7 lb/MWh
SO₂
2013
$765/kW
Est. Construction Cost
Total estimated cost: $228.9M
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
138.0 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP CHP
4 lb/MWh
CH₄
0.051 lb/MWh
N₂O
0.010 lb/MWh
Capacity Factor
49.8%
Annual Net Gen
1305 GWh
CO₂eq
1258 lb/MWh
Subregion
HICC Oahu