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4.1 MW Hydro operating in Flathead, MT — PacifiCorp - East
4.1 MW
Nameplate Capacity
3
Generators
units
Conventional Hydroelectric
Technology
1910
Operating Since
Coordinates
48.0592, -114.0714
County
Flathead, MT
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | PacifiCorp | PacifiCorp | — |
| Owner(s) | PacifiCorp | Berkshire Hathaway | — |
| Status | Operating | — | — |
The Big Fork hydroelectric plant is located in Flathead County, Montana. The plant, which began operating in 1910, has a total capacity of 4.1 MW across three generators. It is owned by Berkshire Hathaway and operated by PacifiCorp. The plant utilizes conventional hydroelectric technology and its primary fuel source is water (WAT).
Big Fork operates within the PacifiCorp - East balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. In the state of Montana, it ranks 21st out of 23 plants by capacity, and nationally it ranks 951st out of 1464. The plant's latest annual generation was 21,336 MWh, resulting in a capacity factor of 57.8%. Financial data indicates an installed cost of $1,831.16 per kW, based on FERC and FERC EQ data. The plant also has a 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
1.8K MWh
Latest Month
21.3K MWh
Annual Generation
57.8%
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 Big ForkPacifiCorp - East (PACE)
Grid Voltage
13.8 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility