Kettle Falls Generating Station
Wood biomass power plant in Stevens County, Washington. 57.9 MW of nameplate capacity across 2 generators, operated by Avista Corp.
Also known as EIA plant 550
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 57.9 MWWood biomass 50.7 · Natural gas 7.2
- Generators
- 2 operatingEIA-860M, August 2026
- Operating since
- December 1983First generator online
- Operator
- Avista CorpEIA operator ID 20169
- Grid
- AVABalancing authority AVA
- Price nodes
- None linkedNo verified ISO node
- Location
- Stevens County, WA48.6203, −118.1111
- EIA plant ID
- 550EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Kettle Falls produces
Free · EIA-923Net generation, 2025
287 GWh
287,220 MWh, final
Capacity factor, 2025
56.6%
2024: 64.8%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
266.1–345.1
GWh a year. Low 2020, high 2018
| Year | Net generation, MWh | Capacity factor | Months reported |
|---|---|---|---|
| 2000 | 370,107 | Not reported | 12 of 12 |
| 2001 | 360,678 | Not reported | 12 of 12 |
| 2002 | 269,152 | Not reported | 12 of 12 |
| 2003 | 372,595 | Not reported | 12 of 12 |
| 2004 | 374,457 | Not reported | 12 of 12 |
| 2005 | 345,050 | Not reported | 12 of 12 |
| 2006 | 354,995 | Not reported | 12 of 12 |
| 2007 | 300,879 | Not reported | 12 of 12 |
| 2008 | 203,185 | Not reported | 12 of 12 |
| 2009 | 188,633 | Not reported | 12 of 12 |
| 2010 | 315,738 | 62.3% | 12 of 12 |
| 2011 | 292,500 | 57.7% | 12 of 12 |
| 2012 | 210,029 | 41.3% | 12 of 12 |
| 2013 | 300,011 | 59.1% | 12 of 12 |
| 2014 | 263,443 | 51.9% | 12 of 12 |
| 2015 | 324,658 | 64.0% | 12 of 12 |
| 2016 | 344,838 | 67.8% | 12 of 12 |
| 2017 | 295,117 | 58.2% | 12 of 12 |
| 2018 | 345,054 | 68.0% | 12 of 12 |
| 2019 | 334,386 | 65.9% | 12 of 12 |
| 2020 | 266,086 | 52.3% | 12 of 12 |
| 2021 | 325,931 | 64.3% | 12 of 12 |
| 2022 | 309,533 | 61.0% | 12 of 12 |
| 2023 | 335,096 | 66.1% | 12 of 12 |
| 2024 | 329,779 | 64.8% | 12 of 12 |
| 2025 | 287,220 | 56.6% | 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 |
|---|---|---|---|
| 1 | Wood/Wood Waste Biomass | 50.7 | December 1983 |
| 2 | Natural Gas Fired Combustion Turbine | 7.2 | May 2002 |
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 Avista Corp 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 Kettle Falls
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Questions about Kettle Falls
How much power does Kettle Falls Generating Station produce?
Kettle Falls Generating Station reported 287,220 MWh (287 GWh) of net generation in 2025, a 56.6% capacity factor on 57.9 MW of nameplate capacity.
Where is Kettle Falls Generating Station?
Kettle Falls Generating Station is in Stevens County, Washington, at 48.6203, −118.1111. It is in the Avista Corporation balancing area (AVA).
Who operates Kettle Falls Generating Station?
EIA-860M for August 2026 lists Avista Corp as the operator (EIA operator ID 20169). The operator is not always the owner.
When did Kettle Falls Generating Station start operating?
Its first generator began operating in December 1983, 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