Lower Snake River Wind Energy Project
Wind power plant in Garfield County, Washington. 342.7 MW of nameplate capacity across 1 generator, operated by Puget Sound Energy Inc.
Also known as Lower Snake River Phase I · EIA plant 57195
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 342.7 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- February 2012First generator online
- Operator
- Puget Sound Energy IncEIA operator ID 15500
- Grid
- BPATBalancing authority BPAT
- Price nodes
- None linkedNo verified ISO node
- Location
- Garfield County, WA46.5242, −117.8217
- EIA plant ID
- 57195EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Lower Snake River Wind Energy Project produces
Free · EIA-923Net generation, 2025
795 GWh
795,345 MWh, final
Capacity factor, 2025
26.5%
2024: 28.7%
January to July 2026
503 GWh
Provisional
Range, 2015 to 2025
701.9–965.9
GWh a year. Low 2023, 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 | 708,918 | Not reported | 11 of 12 |
| 2013 | 808,889 | Not reported | 12 of 12 |
| 2014 | 875,656 | 29.2% | 12 of 12 |
| 2015 | 732,789 | 24.4% | 12 of 12 |
| 2016 | 865,023 | 28.7% | 12 of 12 |
| 2017 | 705,788 | 23.5% | 12 of 12 |
| 2018 | 833,098 | 27.8% | 12 of 12 |
| 2019 | 704,096 | 23.5% | 12 of 12 |
| 2020 | 965,888 | 32.1% | 12 of 12 |
| 2021 | 934,208 | 31.1% | 12 of 12 |
| 2022 | 760,896 | 25.3% | 12 of 12 |
| 2023 | 701,938 | 23.4% | 12 of 12 |
| 2024 | 864,875 | 28.7% | 12 of 12 |
| 2025 | 795,345 | 26.5% | 12 of 12 |
| 2026 (provisional, partial year) | 503,362 | 28.9% | 7 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 |
|---|---|---|---|
| LSR 1 | Onshore Wind Turbine | 342.7 | February 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 Puget Sound Energy Inc 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 Lower Snake River Wind Energy Project
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Questions about Lower Snake River Wind Energy Project
How much power does Lower Snake River Wind Energy Project produce?
Lower Snake River Wind Energy Project reported 795,345 MWh (795 GWh) of net generation in 2025, a 26.5% capacity factor on 342.7 MW of nameplate capacity. From January to July 2026 it reported 503 GWh, which is provisional.
Where is Lower Snake River Wind Energy Project?
Lower Snake River Wind Energy Project is in Garfield County, Washington, at 46.5242, −117.8217. It is in the Bonneville Power Administration balancing area (BPAT).
Who operates Lower Snake River Wind Energy Project?
EIA-860M for August 2026 lists Puget Sound Energy Inc as the operator (EIA operator ID 15500). The operator is not always the owner.
When did Lower Snake River Wind Energy Project start operating?
Its first generator began operating in February 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)
- Project names from the USGS U.S. Wind Turbine Database
Page updated 2026-10-04 from the InfraMap data build. Methodology · Data sources · EIA plant page