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14.7 MW Hydro operating in Jerome, ID — Idaho Power Company
14.7 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1921
Operating Since
Coordinates
42.5973, -114.4043
County
Jerome, ID
Nearby Plants
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Idaho Power Co | Idaho Power | — |
| Owner(s) | Idaho Power Co | IDACORP | — |
| Status | Operating | — | — |
Shoshone Falls is a hydroelectric power plant located in Jerome County, Idaho. The plant, owned by IDACORP and operated by Idaho Power Co, has a total capacity of 14.7 MW derived from two generators. It began operating in 1921, utilizing conventional hydroelectric technology with water (WAT) as its primary fuel source. In the state of Idaho, Shoshone Falls ranks 23rd out of 76 power plants and nationally it ranks 562nd out of 1464.
The plant's latest annual generation was 71,269 MWh, resulting in a capacity factor of 54.8%. Shoshone Falls operates within the Idaho Power Company balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Financial data for the plant is available from FERC filings.
Generated from EIA, GEM, and public data sources
Grid Region
Mountain West
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
6.1K MWh
Latest Month
71.3K MWh
Annual Generation
54.8%
Capacity Factor
Run-of-river hydro · Idaho Power Company · Data from 2015–2020
$13.5/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Market Position
LMP Node
SFPR_GNODE003
Pricing Hub
—
Last updated 2026-03-14
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ask pi about Shoshone FallsIdaho Power Company (IPCO)
Grid Voltage
46.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility