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96.5 MW Batteries (47 MW) + Natural Gas Fired Combustion Turbine (50 MW) operating in Kenai Peninsula, AK
96.5 MW
Nameplate Capacity
2
Generators
units
Hybrid (2)
Technology
Batteries + Natural Gas Fired Combustion Turbine
2014
Operating Since
Coordinates
60.4994, -150.9972
County
Kenai Peninsula, AK
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Homer Electric Assn Inc | — | — |
| Owner(s) | Homer Electric Assn Inc | — | — |
| Status | Operating | — | — |
The Soldotna power plant, located in Kenai Peninsula County, Alaska, has a total capacity of 96.5 MW. Operated by Homer Electric Assn Inc, the plant began operations in 2014 and is fueled primarily by electricity (MWH), utilizing both batteries and natural gas-fired combustion turbine technologies. It is considered a hybrid plant, integrating battery energy storage with a capacity of 93 MWh and a duration of 2 hours, employing lithium-ion battery (LIB) chemistry.
Soldotna's latest annual generation was 42,105 MWh, resulting in a capacity factor of 5.0%. The plant consists of 2 generators. Soldotna is ranked as the largest of 6 battery storage plants in Alaska and 521st out of 1205 nationally.
Generated from EIA, GEM, and public data sources
Grid Region
—
Market
—
NERC Region
—
Balancing Authority
3.3K MWh
Latest Month
42.1K MWh
Annual Generation
5.0%
Capacity Factor
CO₂ Intensity
1195 lb/MWh
NOx
3 lb/MWh
SO₂
2014
$1,017/kW
Est. Construction Cost
Total estimated cost: $98.1M
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
115.0 kV
Regulatory Status
RE — Regulated
Entity Type
Cooperative
Sector
Electric Utility
0.033 lb/MWh
CH₄
0.023 lb/MWh
N₂O
0.002 lb/MWh
Capacity Factor
2.6%
Annual Net Gen
22 GWh
CO₂eq
1196 lb/MWh
Subregion
ASCC Alaska Grid