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146.2 MW Wind operating in Carbon, WY — PacifiCorp - East
146.2 MW
Nameplate Capacity
2
Generators
units
Onshore Wind Turbine
Technology
2008
Operating Since
Coordinates
41.9203, -106.3758
County
Carbon, WY
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | PacifiCorp | EDF Renewables | — |
| Owner(s) | PacifiCorp | Berkshire Hathaway | — |
| Status | Operating | retired | — |
Seven Mile Hill is a 146.2 MW wind power plant located in Carbon County, Wyoming. The facility began operating in 2008 and is owned by Berkshire Hathaway, with PacifiCorp acting as the operator. The plant utilizes two onshore wind turbine generators. The wind turbines have a hub height of 80 meters and a rotor diameter of 91 meters, and were manufactured by GE Wind, model GE1.85-91. Seven Mile Hill ranks as the 15th largest out of 24 wind plants in Wyoming, and 542nd nationally out of 734 wind plants.
The plant operates within the PacifiCorp - East balancing authority, which falls under the Western Electricity Coordinating Council (WECC) NERC region. In the most recent year of data, Seven Mile Hill generated 399,752 MWh, achieving a capacity factor of 31.1%. Financial data indicates a power purchase agreement (PPA) price of $10.78 per MWh, as reported in FERC EQRs.
Generated from EIA, GEM, and public data sources
Grid Region
Mountain West
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
64.8K MWh
Latest Month
399.8K MWh
Annual Generation
31.1%
Capacity Factor
PacifiCorp · Data from 2019–2025
$10.8/MWh
PPA Price
This plant's balancing authority participates in CAISO's Western Energy Imbalance Market (WEIM). Direct nodal pricing data is not yet available.
Last updated 2026-03-14
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ask pi about Seven Mile HillPacifiCorp - East (PACE)
Grid Voltage
230.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility