Unisea G 2
Oil power plant in Aleutians West, Alaska. 17.5 MW of nameplate capacity across 8 generators, operated by Unisea Inc.
Also known as EIA plant 54422
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 17.5 MWNameplate
- Generators
- 8 operatingEIA-860M, August 2026
- Operating since
- August 1990First generator online
- Operator
- Unisea IncEIA operator ID 19553
- Grid
- Not reported
- Price nodes
- None linkedNo verified ISO node
- Location
- Aleutians West, AK53.8796, −166.5532
- EIA plant ID
- 54422EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Unisea G 2 produces
Free · EIA-923Net generation, 2025
27.8 GWh
27,808 MWh, final
Capacity factor, 2025
18.1%
2024: 20.8%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
26.7–32.0
GWh a year. Low 2022, high 2024
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | 28,355 | Not reported | 12 of 12 |
| 2002 | 26,051 | Not reported | 12 of 12 |
| 2003 | 29,508 | Not reported | 12 of 12 |
| 2004 | 27,481 | Not reported | 12 of 12 |
| 2005 | 30,944 | Not reported | 12 of 12 |
| 2006 | 35,092 | Not reported | 12 of 12 |
| 2007 | 34,494 | Not reported | 12 of 12 |
| 2008 | 31,554 | Not reported | 12 of 12 |
| 2009 | 32,097 | Not reported | 12 of 12 |
| 2010 | 33,883 | 22.5% | 12 of 12 |
| 2011 | 31,350 | Not reported | 12 of 12 |
| 2012 | 28,532 | Not reported | 12 of 12 |
| 2013 | 31,560 | 20.6% | 12 of 12 |
| 2014 | 31,722 | 20.7% | 12 of 12 |
| 2015 | 31,336 | 20.4% | 12 of 12 |
| 2016 | 30,339 | 19.7% | 12 of 12 |
| 2017 | 29,897 | 19.5% | 12 of 12 |
| 2018 | 30,516 | 19.9% | 12 of 12 |
| 2019 | 30,160 | 19.7% | 12 of 12 |
| 2020 | 30,573 | 19.9% | 12 of 12 |
| 2021 | 29,139 | 19.0% | 12 of 12 |
| 2022 | 26,742 | 17.4% | 12 of 12 |
| 2023 | 29,613 | 19.3% | 12 of 12 |
| 2024 | 31,993 | 20.8% | 12 of 12 |
| 2025 | 27,808 | 18.1% | 12 of 12 |
| 2026 (provisional, partial year) | Not reported | Not reported | 0 of 7 |
* 2026 covers January to July and is provisional. Capacity factor is net generation divided by nameplate capacity times the hours of each reported month.
Power prices and basis
Free accountNo verified ISO price node is linked to this plant, or its price history could not load.
Emissions
Free · EPA CAMPDNo EPA emissions units are linked to this plant.
Water use
Free · EIA-923 cooling, USGSNo EIA cooling-water record for this plant in 2024.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| CAT4 | Petroleum Liquids | 1.0 | May 2012 |
| CAT5 | Petroleum Liquids | 1.0 | May 2012 |
| GEN1 | Petroleum Liquids | 2.5 | August 1990 |
| GEN2 | Petroleum Liquids | 2.6 | August 1990 |
| GEN3 | Petroleum Liquids | 2.7 | August 1990 |
| GEN4 | Petroleum Liquids | 2.5 | August 1990 |
| GEN5 | Petroleum Liquids | 2.7 | August 1990 |
| GEN6 | Petroleum Liquids | 2.5 | August 1990 |
Ownership and offtake
ProOwnership and offtake are part of Pro
Owners and their shares, parent companies, and power purchase agreements with their buyers. EIA-860M lists Unisea Inc as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Generation potential vs reported
Monthly potential at seasonal net capability, next to EIA-923 output. Shows how much of the plant's capability was used.
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Questions about Unisea G 2
How much power does Unisea G 2 produce?
Unisea G 2 reported 27,808 MWh (27.8 GWh) of net generation in 2025, a 18.1% capacity factor on 17.5 MW of nameplate capacity.
Where is Unisea G 2?
Unisea G 2 is in Aleutians West, Alaska, at 53.8796, −166.5532.
Who operates Unisea G 2?
EIA-860M for August 2026 lists Unisea Inc as the operator (EIA operator ID 19553). The operator is not always the owner.
When did Unisea G 2 start operating?
Its first generator began operating in August 1990, according to EIA-860M.
Sources
- EIA-860 2025 (final) and EIA-860M August 2026: plant, generators, capacity, operator and location
- EIA-923 monthly net generation, 2000 to July 2026 (2026 provisional)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page