Sierra Pacific Aberdeen
Wood biomass power plant in Grays Harbor County, Washington. 18 MW of nameplate capacity across 1 generator, operated by Sierra Pacific Industries.
Also known as Sierra Pacific Aberdeen Power Plant · EIA plant 55882
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 18 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- March 2003First generator online
- Operator
- Sierra Pacific IndustriesEIA operator ID 17164
- Grid
- BPATBalancing authority BPAT
- Price nodes
- None linkedNo verified ISO node
- Location
- Grays Harbor County, WA46.9728, −123.7739
- EIA plant ID
- 55882EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Sierra Pacific Aberdeen produces
Free · EIA-923Net generation, 2025
91.4 GWh
91,420 MWh, final
Capacity factor, 2025
58.0%
2024: 81.2%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
91.4–128.4
GWh a year. Low 2025, high 2024
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | Not reported | Not reported | 0 of 12 |
| 2001 | Not reported | Not reported | 0 of 12 |
| 2002 | Not reported | Not reported | 0 of 12 |
| 2003 | 63,701 | Not reported | 12 of 12 |
| 2004 | 121,163 | Not reported | 12 of 12 |
| 2005 | 125,658 | Not reported | 12 of 12 |
| 2006 | 121,634 | Not reported | 12 of 12 |
| 2007 | 111,324 | Not reported | 12 of 12 |
| 2008 | 117,008 | Not reported | 12 of 12 |
| 2009 | 119,566 | Not reported | 12 of 12 |
| 2010 | 122,215 | 77.5% | 12 of 12 |
| 2011 | 124,778 | 79.1% | 12 of 12 |
| 2012 | 117,922 | 74.6% | 12 of 12 |
| 2013 | 119,303 | 75.7% | 12 of 12 |
| 2014 | 122,131 | 77.5% | 12 of 12 |
| 2015 | 124,172 | 78.7% | 12 of 12 |
| 2016 | 118,696 | 75.1% | 12 of 12 |
| 2017 | 122,392 | 77.6% | 12 of 12 |
| 2018 | 122,366 | 77.6% | 12 of 12 |
| 2019 | 117,831 | 74.7% | 12 of 12 |
| 2020 | 124,604 | 78.8% | 12 of 12 |
| 2021 | 123,122 | 78.1% | 12 of 12 |
| 2022 | 118,585 | 75.2% | 12 of 12 |
| 2023 | 105,157 | 66.7% | 12 of 12 |
| 2024 | 128,350 | 81.2% | 12 of 12 |
| 2025 | 91,420 | 58.0% | 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 |
|---|---|---|---|
| GEN1 | Wood/Wood Waste Biomass | 18.0 | March 2003 |
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 Sierra Pacific Industries 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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Power plants near Sierra Pacific Aberdeen
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Questions about Sierra Pacific Aberdeen
How much power does Sierra Pacific Aberdeen produce?
Sierra Pacific Aberdeen reported 91,420 MWh (91.4 GWh) of net generation in 2025, a 58.0% capacity factor on 18 MW of nameplate capacity.
Where is Sierra Pacific Aberdeen?
Sierra Pacific Aberdeen is in Grays Harbor County, Washington, at 46.9728, −123.7739. It is in the Bonneville Power Administration balancing area (BPAT).
Who operates Sierra Pacific Aberdeen?
EIA-860M for August 2026 lists Sierra Pacific Industries as the operator (EIA operator ID 17164). The operator is not always the owner.
When did Sierra Pacific Aberdeen start operating?
Its first generator began operating in March 2003, 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)
- Plant names from OpenStreetMap, © OpenStreetMap contributors (ODbL)
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page