234 MW Wind operating in Columbia, WA — PacifiCorp - West
234 MW
Nameplate Capacity
2
Generators
units
Onshore Wind Turbine
Technology
2007
Operating Since
Coordinates
46.3747, -117.7772
County
Columbia, WA
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | PacifiCorp | PacifiCorp | — |
| Owner(s) | PacifiCorp | Berkshire Hathaway | — |
| Status | Operating | retired | — |
Marengo Wind Farm is an electricity generating wind farm facility located near Dayton, Washington, United States. It is owned by PacifiCorp and began operations in 2007. The facility has a generating capacity of 140 megawatts.
Read more on WikipediaMarengo Wind Plant is a 234 MW wind farm located in Columbia County, Washington. The plant began operating in 2007 and is owned by Berkshire Hathaway and operated by PacifiCorp. It utilizes two onshore wind turbine generators. The facility is connected to the PacifiCorp - West balancing authority within the Western Electricity Coordinating Council (WECC) NERC region. Marengo Wind Plant is ranked as the 5th largest wind farm out of 17 in Washington state, and 199th out of 734 nationally.
The plant's wind turbines have a hub height of 67 meters and a rotor diameter of 100 meters. The turbines are Vestas V100-2.0 models. In the most recent year with available data, the plant generated 692,749 MWh, achieving a capacity factor of 33.7%. Financial data indicates a power purchase agreement (PPA) price of $10.78 per MWh, as reported to FERC.
Generated from EIA, GEM, and public data sources
NERC Region
WECC
Balancing Authority
PacifiCorp - West
Grid Voltage
230 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
54.1K MWh
Latest Month
692.7K MWh
Annual Generation
33.7%
Capacity Factor
$10.8/MWh
PPA Price
PacifiCorp
Contract Seller
Per-Unit Cost Trends
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
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Last updated 2026-03-14
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