Ward Butte Windfarm LLC
Wind power plant in Umatilla County, Oregon. 6.6 MW of nameplate capacity across 1 generator, operated by Echo 1.
Also known as EIA plant 56975
Analyst: free account, 1 question a day.
Key facts
- Capacity
- 6.6 MWNameplate
- Generators
- 1 operatingEIA-860M, August 2026
- Operating since
- June 2009First generator online
- Operator
- Echo 1EIA operator ID 56802
- Grid
- PACWBalancing authority PACW
- Price nodes
- None linkedNo verified ISO node
- Location
- Umatilla County, OR45.6967, −119.4097
- EIA plant ID
- 56975EIA plant page
Data as of EIA-860M August 2026 (published 2026-09-24). Capacity is nameplate, not live output.
How much power Ward Butte Windfarm produces
Free · EIA-923Net generation, 2025
14.9 GWh
14,907 MWh, final
Capacity factor, 2025
25.8%
2024: 27.3%
January to July 2026
Not reported
Provisional. 0 of 7 months reported
Range, 2015 to 2025
13.7–18.2
GWh a year. Low 2022, high 2018
| 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 | 6,297 | Not reported | 12 of 12 |
| 2010 | 15,323 | 26.5% | 12 of 12 |
| 2011 | 18,831 | 32.6% | 12 of 12 |
| 2012 | 17,718 | 30.6% | 12 of 12 |
| 2013 | 17,935 | 31.0% | 12 of 12 |
| 2014 | 17,718 | 30.6% | 12 of 12 |
| 2015 | 15,629 | 27.0% | 12 of 12 |
| 2016 | 16,909 | 29.2% | 12 of 12 |
| 2017 | 14,567 | 25.2% | 12 of 12 |
| 2018 | 18,228 | 31.5% | 12 of 12 |
| 2019 | 14,605 | 25.3% | 12 of 12 |
| 2020 | 16,837 | 29.0% | 12 of 12 |
| 2021 | 17,059 | 29.5% | 12 of 12 |
| 2022 | 13,717 | 23.7% | 12 of 12 |
| 2023 | 14,243 | 24.6% | 12 of 12 |
| 2024 | 15,854 | 27.3% | 12 of 12 |
| 2025 | 14,907 | 25.8% | 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 | 6.6 | June 2009 |
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 Echo 1 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 Ward Butte Windfarm
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Questions about Ward Butte Windfarm
How much power does Ward Butte Windfarm LLC produce?
Ward Butte Windfarm LLC reported 14,907 MWh (14.9 GWh) of net generation in 2025, a 25.8% capacity factor on 6.6 MW of nameplate capacity.
Where is Ward Butte Windfarm LLC?
Ward Butte Windfarm LLC is in Umatilla County, Oregon, at 45.6967, −119.4097. It is in the PacifiCorp - West balancing area (PACW).
Who operates Ward Butte Windfarm LLC?
EIA-860M for August 2026 lists Echo 1 as the operator (EIA operator ID 56802). The operator is not always the owner.
When did Ward Butte Windfarm LLC start operating?
Its first generator began operating in June 2009, 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