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12.4 MW Hydro operating in Valley, ID — Idaho Power Company
12.4 MW
Nameplate Capacity
2
Generators
units
Conventional Hydroelectric
Technology
1983
Operating Since
Coordinates
44.5256, -116.0483
County
Valley, ID
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Idaho Power Co | Idaho Power | — |
| Owner(s) | Idaho Power Co | IDACORP | — |
| Status | Operating | — | — |
Cascade Dam is a hydroelectric power plant located in Valley County, Idaho. The plant, which began operating in 1983, has a total capacity of 12.4 MW across two generators. It is owned by IDACORP and operated by Idaho Power Company. The primary fuel source is water (WAT), and the plant utilizes conventional hydroelectric technology. Cascade Dam ranks 27th out of 76 power plants in Idaho and 600th out of 1464 nationally.
In the most recent year with available data, Cascade Dam generated 37,406 MWh of electricity, achieving a capacity factor of 34.3%. The plant operates within the Idaho Power Company balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Financial data indicates an installed cost of $1946.5 per kW.
Generated from EIA, GEM, and public data sources
Grid Region
Mountain West
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
492 MWh
Latest Month
37.4K MWh
Annual Generation
34.3%
Capacity Factor
Run-of-river hydro · Idaho Power Company · Data from 2015–2024
$1,948/kW
Installed Cost
$36.7/MWh
Operating Cost
Annual Capital & Operating Expenses
Cumulative Installed Cost
Per-Unit Cost Trends
Market Position
LMP Node
CDPO_6_TOT_GEN-APND
Pricing Hub
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ask pi about Cascade Dam (ID)Idaho Power Company (IPCO)
Grid Voltage
69.0 kV
Regulatory Status
RE — Regulated
Entity Type
Investor-Owned Utility
Sector
Electric Utility