Oxbow (OR) — Plant Summary
- EIA Plant ID
- 3014
- Capacity
- 190 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Baker, OR
- Operating Since
- 1961
- Generators
- 4
- Operator
- Idaho Power Co
- Parent Company
- IDACORP
- Annual Generation
- 965,283 MWh
- Capacity Factor
- 57.9%
- Balancing Authority
- Idaho Power Company
- ISO/RTO
- —
- NERC Region
- WECC
Oxbow (OR)
OperatingHydro
Ranked #7 of 63 Hydro plants in OR#100 of 1454 nationally
190 MW Hydro operating in Baker, OR — Idaho Power Company
EIAGEMWD
190 MW
Nameplate Capacity
4
Generators
units
Conventional Hydroelectric
Technology
1961
Operating Since
Location
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Idaho Power Co | Idaho Power | — |
| Owner(s) | Idaho Power Co | IDACORP | — |
| Status | Operating | operating | — |
Ownership Chain
About
Oxbow Dam is a hydroelectric run-of-the-river rockfill dam in the western United States, on the Snake River in Hells Canyon along the Idaho-Oregon border.
Read more on WikipediaThe Oxbow hydroelectric plant is located in Baker County, Oregon. The plant has a total capacity of 190 MW across four generators, and it began operating in 1961. The primary fuel source is water (WAT), and the plant utilizes conventional hydroelectric technology. Oxbow is owned by IDACORP and operated by Idaho Power Co. It ranks as the 7th largest hydroelectric plant out of 11 in Oregon, and 100th out of 194 nationally.
In the latest year of reported generation, Oxbow produced 965,283 MWh of electricity, achieving a capacity factor of 57.9%. The plant operates within the Western Electricity Coordinating Council (WECC) NERC region, and its balancing authority is Idaho Power Company. Financial data indicates an installed cost of $404.04 per kW. The plant's financial information is sourced from FERC filings.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Idaho Power Company
Grid Voltage
230 kV
Regulatory Status
RE
Entity Type
Investor-Owned Utility
Sector
Electric Utility
Generation
55.7K MWh
Latest Month
965.3K MWh
Annual Generation
57.9%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: FERC Form 1HIGH
$453/kW
Installed Cost
$4.3/MWh
Operating Cost
Idaho Power Company
Reporting Utility
Cumulative Installed Cost
Per-Unit Cost Trends
Pricing & Market Data
Market Position
LMP Node
OBPR_GNODE011
Pricing Hub
—
News & Articles (4)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 (applicant)
Federal Register (FERC)·3 days ago
Industry·corporate
Two Idaho Men Killed After Plane Destined for Lewiston Crashes Near Oxbow, Oregon
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Big Country News·2 years ago
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Texas Public Radio | TPR·4 years ago
Industry·corporate
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Last updated 2026-03-25
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