Search
Search plants, projects, owners, and states
Search plants, projects, owners, and states
39.1 MW Distillate Oil operating in Hawaii, HI
39.1 MW
Nameplate Capacity
2
Generators
units
Petroleum Liquids
Technology
1988
Operating Since
Coordinates
19.6316, -155.0313
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 Puna power plant is located in Hawaii County, Hawaii. It has a total capacity of 39.1 MW and is primarily fueled by distillate fuel oil (DFO). The plant began operating in 1988 and consists of two generators utilizing petroleum liquid technology. Hawaii Electric Light Co Inc, a subsidiary of Hawaiian Electric Industries, operates the facility.
In the most recent year with available data, the Puna plant generated 105,943 MWh of electricity, achieving a capacity factor of 30.8%. The plant ranks 5th out of 14 power plants in the state of Hawaii by capacity, and 122nd out of 886 nationally. Recent news coverage of the plant includes topics such as hazards, industry trends, regulatory matters, and grid-related issues.
Generated from EIA, GEM, and public data sources
Grid Region
—
Market
—
NERC Region
—
Balancing Authority
11.7K MWh
Latest Month
105.9K MWh
Annual Generation
30.8%
Capacity Factor
CO₂ Intensity
2141 lb/MWh
NOx
12 lb/MWh
SO₂
2013
$765/kW
Est. Construction Cost
Total estimated cost: $29.9M
This plant is in a bilateral market territory without organized wholesale pricing. Nodal pricing data is not available.
Last updated 2026-03-26
View all articlesNo ask pi reports yet for this entity.
ask pi about Puna—
Grid Voltage
13.8 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility
7 lb/MWh
CH₄
0.087 lb/MWh
N₂O
0.017 lb/MWh
Capacity Factor
14.9%
Annual Net Gen
51 GWh
CO₂eq
2148 lb/MWh
Subregion
HICC Miscellaneous