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6.7 MW Hydro operating in Fremont, ID — PacifiCorp - East
6.7 MW
Nameplate Capacity
3
Generators
units
Conventional Hydroelectric
Technology
1917
Operating Since
Coordinates
44.0787, -111.4974
County
Fremont, ID
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | PacifiCorp | PacifiCorp | — |
| Owner(s) | PacifiCorp | Berkshire Hathaway | — |
| Status | Operating | — | — |
The Ashton hydroelectric plant is located in Fremont County, Idaho. The plant has a total capacity of 6.7 MW across three generators and began operating in 1917. It is owned by Berkshire Hathaway and operated by PacifiCorp. The plant utilizes conventional hydroelectric technology with water (WAT) as its primary fuel source. Ashton ranks as the 43rd largest power plant in Idaho out of 76, and 788th nationally out of 1464.
In the most recent year with available data, Ashton generated 32,645 MWh, achieving a capacity factor of 55.4%. The plant operates within the PacifiCorp - East balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Financial data indicates an installed cost of $4,996.4 per kW, with data sourced from FERC and FERC EQRs. The plant has a power purchase agreement (PPA) price of $10.78 per MWh.
Generated from EIA, GEM, and public data sources
Grid Region
Mountain West
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
2.0K MWh
Latest Month
32.6K MWh
Annual Generation
55.4%
Capacity Factor
PacifiCorp · Data from 2015–2025
$10.8/MWh
PPA Price
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
This plant's balancing authority participates in CAISO's Western Energy Imbalance Market (WEIM). Direct nodal pricing data is not yet available.
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ask pi about AshtonPacifiCorp - East (PACE)
Grid Voltage
46.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility