C J Strike — Plant Summary
- EIA Plant ID
- 812
- Capacity
- 82.8 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Owyhee, ID
- Operating Since
- 1952
- Generators
- 3
- Operator
- Idaho Power Co
- Parent Company
- IDACORP
- Annual Generation
- 422,308 MWh
- Capacity Factor
- 58.1%
- Balancing Authority
- Idaho Power Company
- ISO/RTO
- —
- NERC Region
- WECC
C J Strike
OperatingHydro
Ranked #7 of 76 Hydro plants in ID#217 of 1454 nationally
82.8 MW Hydro operating in Owyhee, ID — Idaho Power Company
EIAGEMWD
82.8 MW
Nameplate Capacity
3
Generators
units
Conventional Hydroelectric
Technology
1952
Operating Since
Location
Coordinates
42.9450, -115.9779
County
Owyhee, ID
Nearby Plants
- Grand View Solar TwoSolar80 MW · 8.6 km
- Mt. Home Solar 1, LLCSolar20 MW · 27.5 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Idaho Power Co | Idaho Power | — |
| Owner(s) | Idaho Power Co | IDACORP | — |
| Status | Operating | operating | — |
Ownership Chain
About
C. J. Strike Dam is an earth-fill type hydroelectric dam in the western United States, on the Snake River in southwestern Idaho. Located just below the Bruneau River confluence near Grand View, its impoundment extends 36 miles (58 km) up the Snake River and twelve miles (19 km) up the Bruneau River.
Read more on WikipediaC J Strike is a hydroelectric power plant located in Owyhee County, Idaho. The plant, which began operating in 1952, has a total capacity of 82.8 MW derived from three generators. It is owned by IDACORP and operated by Idaho Power Co. The plant utilizes conventional hydroelectric technology and its primary fuel source is water (WAT).
In the most recent year of reported data, C J Strike generated 422,308 MWh, achieving a capacity factor of 58.1%. The plant operates within the Idaho Power Company balancing authority and the Western Electricity Coordinating Council (WECC) NERC region. Its installed cost was $541.38 per kW. C J Strike is ranked as the 7th largest power plant in Idaho out of 76, and 219th nationally out of 1464 plants.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Idaho Power Company
Grid Voltage
138 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
32.1K MWh
Latest Month
422.3K MWh
Annual Generation
58.1%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$572/kW
Installed Cost
$5.4/MWh
Operating Cost
Idaho Power Company
Reporting Utility
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
Market Position
LMP Node
SKPR_GNODE011
Pricing Hub
—
News & Articles (8)Beta
Regulatory·permitting
Idaho Power Company; Notice of Intent To File License Application, Filing of Pre-Application Document, and Approving Use of the Traditional Licensing Process
Idaho Power Company (other)
Federal Register (FERC)·3 days ago
Industry·other
Idaho Power boosts Snake River fishing with 70,000 rainbow trout release
BOISE, Idaho — Idaho Power has added more than 70,000 rainbow trout to popular fishing spots along the middle of the Snake River,...
Idaho Power (other)Snake River (other)
KTVB·5 months ago
Grid·other
Idaho Power closing Cottonwood Campground at C.J. Strike starting next week for dock upgrades
Idaho Power's Cottonwood Campground at C.J. Strike Reservoir will be closed from Sept. 8 through Oct. 31 while the company installs new...
Idaho Power (operator)CJ Strike Reservoir (other)
Idaho Fish and Game (.gov)·6 months ago
Grid·other
Dock upgrade begins at C.J. Strike-Narrows; public access closed until Aug. 1
Idaho Power's recreation access point in the section of CJ Strike Reservoir known as The Narrows, is closed until Aug. 1 while the company upgrades the docks...
Idaho Power (operator)CJ Strike Reservoir (other)
Idaho Fish and Game (.gov)·8 months ago
Last updated 2026-03-25
View all 8 articles