Windy Flats Wind Project — Plant Summary
- EIA Plant ID
- 57159
- Capacity
- 262.2 MW
- Primary Fuel
- Wind
- Technology
- Onshore Wind Turbine
- Status
- Operating
- Location
- Klickitat, WA
- Operating Since
- 2009
- Generators
- 1
- Operator
- Windy Flats Partners LLC
- Parent Company
- —
- Annual Generation
- 671,560 MWh
- Capacity Factor
- 29.2%
- Balancing Authority
- Bonneville Power Administration
- ISO/RTO
- —
- NERC Region
- WECC
Windy Flats Wind Project
OperatingWind
Ranked #4 of 24 Wind plants in WA#152 of 1442 nationally
262.2 MW Wind operating in Klickitat, WA — Bonneville Power Administration
EIAGEMWD
262.2 MW
Nameplate Capacity
1
Generators
unit
Onshore Wind Turbine
Technology
2009
Operating Since
Location
Coordinates
45.7394, -120.7353
County
Klickitat, WA
Nearby Plants
- Linden Wind Energy ProjectWind50 MW · 3.8 km
- John DayHydro2160 MW · 4.1 km
- Goldendale Generating StationNatural Gas302.8 MW · 11.0 km
Ownership & Operator
Owner data does not fully agree across sources.
EIA typically reports the operating utility, while GEM resolves to the financial owner or parent corporation. Both can be correct.
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Windy Flats Partners LLC | Cannon Power Group | — |
| Owner(s) | Windy Flats Partners LLC | Cannon Power Group [100%] | — |
| Status | Operating | operating | — |
Ownership Chain
GEM identifies the owner as Cannon Power Group [100%]
This entity is not yet in the GEM ownership database — chain unavailable.
About
The Windy Flats Wind Project is a 262.2 MW wind power plant located in Klickitat County, Washington. The facility began operating in 2009 and is owned and operated by Windy Flats Partners LLC. It utilizes onshore wind turbine technology, consisting of a single generator powered by Siemens SWT-2.3-93 wind turbines. These turbines have a rotor diameter of 93 meters and a hub height of 80 meters.
Windy Flats is the fourth-largest wind farm in Washington out of 17, and ranks 150th nationally out of 734 wind plants. The plant's primary fuel source is wind (WND). In its most recent year of operation, the plant generated 671,560 MWh of electricity, achieving a capacity factor of 29.2%. The plant operates within the Bonneville Power Administration balancing authority and the Western Electricity Coordinating Council (WECC) NERC region.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Bonneville Power Administration
Grid Voltage
230 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Interconnection Queue1 projectBeta
Windy Flats -Dooley Wind
OperationalWind250 MWWest
Generation
24.4K MWh
Latest Month
671.6K MWh
Annual Generation
29.2%
Capacity Factor
Jan 2022 – Dec 2024
Financial Data
No financial data available for this plant.
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (7)Beta
General
Wind Power Agreement Moves LADWP Closer to a Carbon Free Future While Saving Millions for Customers
Contract Extension Will Save $72.3 Million Over Four Years and Provide Green Power for 116,000 L.A. Homes Annually. photo of wind turbines...
LADWP News·2 years ago
Deals·ppa
Wind Power Agreement Moves LADWP Closer to a Carbon Free Future While Saving Millions for Customers
Contract Extension Will Save $72.3 Million Over Four Years and Provide Green Power for 116,000 L.A. Homes Annually. photo of wind turbines...
LADWP (buyer)
LADWP News·2 years ago
Industry·technology
US Wind Farms Generating the Most Electricity
The power of the wind has been harnessed for millennia and began to be used for electricity generation in the late 1800s and early 1900s...
24/7 Wall St.·3 years ago
General
US Wind Farms Generating the Most Electricity
The power of the wind has been harnessed for millennia and began to be used for electricity generation in the late 1800s and early 1900s...
24/7 Wall St.·3 years ago
Last updated 2026-03-26
View all 7 articles