Palouse
Wind power plant in Whitman County, Washington. 105.3 MW of nameplate capacity across 1 generator, operated by Onward Energy.
Also known as Palouse Wind · EIA plant 57530
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 105.3 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- December 2012First generator online
- Operator
- Onward EnergyEIA operator ID 60453
- Grid
- AVABalancing authority AVA
- Price nodes
- None linkedNo verified ISO node
- Location
- Whitman County, WA47.1558, −117.3644
- EIA plant ID
- 57530EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Palouse produces
Free · EIA-923Net generation, 2025
303 GWh
303,408 MWh, final
Capacity factor, 2025
32.9%
2024: 35.2%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
293.6–368.3
GWh a year. Low 2015, high 2020
| 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 | Not reported | Not reported | 0 of 12 |
| 2004 | Not reported | Not reported | 0 of 12 |
| 2005 | Not reported | Not reported | 0 of 12 |
| 2006 | Not reported | Not reported | 0 of 12 |
| 2007 | Not reported | Not reported | 0 of 12 |
| 2008 | Not reported | Not reported | 0 of 12 |
| 2009 | Not reported | Not reported | 0 of 12 |
| 2010 | Not reported | Not reported | 0 of 12 |
| 2011 | Not reported | Not reported | 0 of 12 |
| 2012 | 12,861 | Not reported | 2 of 12 |
| 2013 | 297,029 | 32.2% | 12 of 12 |
| 2014 | 335,282 | 36.3% | 12 of 12 |
| 2015 | 293,563 | 31.8% | 12 of 12 |
| 2016 | 349,771 | 37.8% | 12 of 12 |
| 2017 | 300,380 | 32.6% | 12 of 12 |
| 2018 | 327,172 | 35.5% | 12 of 12 |
| 2019 | 308,922 | 33.5% | 12 of 12 |
| 2020 | 368,324 | 39.8% | 12 of 12 |
| 2021 | 360,783 | 39.1% | 12 of 12 |
| 2022 | 315,410 | 34.2% | 12 of 12 |
| 2023 | 294,887 | 32.0% | 12 of 12 |
| 2024 | 325,878 | 35.2% | 12 of 12 |
| 2025 | 303,408 | 32.9% | 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. Plants without steam cooling, such as wind, solar and batteries, do not report cooling water.
Generators
Free · EIA-860M| Generator | Technology | Nameplate MW | Online since |
|---|---|---|---|
| 1 | Onshore Wind Turbine | 105.3 | December 2012 |
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 Onward Energy as the operator, which is not always the owner.
Modeled data
ProPro adds modeled values for this plant. Everything above stays free.
Modeled curtailment
A range, not one number. The lower bound counts hours inside the production tax credit window; the upper bound is the no-credit case.
Expected vs reported generation
Monthly modeled expected output and physical potential next to EIA-923 reported output.
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Power plants near Palouse
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Questions about Palouse
How much power does Palouse produce?
Palouse reported 303,408 MWh (303 GWh) of net generation in 2025, a 32.9% capacity factor on 105.3 MW of nameplate capacity.
Where is Palouse?
Palouse is in Whitman County, Washington, at 47.1558, −117.3644. It is in the Avista Corporation balancing area (AVA).
Who operates Palouse?
EIA-860M for August 2026 lists Onward Energy as the operator (EIA operator ID 60453). The operator is not always the owner.
When did Palouse start operating?
Its first generator began operating in December 2012, 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