Roza — Plant Summary
- EIA Plant ID
- 6407
- Capacity
- 12.9 MW
- Primary Fuel
- Hydro
- Technology
- Conventional Hydroelectric
- Status
- Operating
- Location
- Yakima, WA
- Operating Since
- 1958
- Generators
- 1
- Operator
- U S Bureau of Reclamation
- Parent Company
- —
- Annual Generation
- 47,683 MWh
- Capacity Factor
- 42.1%
- Balancing Authority
- Bonneville Power Administration
- ISO/RTO
- —
- NERC Region
- WECC
Roza
OperatingHydro
Ranked #46 of 75 Hydro plants in WA#581 of 1454 nationally
12.9 MW Hydro operating in Yakima, WA — Bonneville Power Administration
EIAWD
12.9 MW
Nameplate Capacity
1
Generators
unit
Conventional Hydroelectric
Technology
1958
Operating Since
Location
Coordinates
46.6184, -120.4778
County
Yakima, WA
Nearby Plants
- Orchard Avenue 1Hydro1.6 MW · 15.4 km
- POM Plant 2Solar1.6 MW · 19.3 km
- Drop 2 (WA)Hydro2.5 MW · 19.3 km
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | U S Bureau of Reclamation | — | — |
| Owner(s) | U S Bureau of Reclamation | — | — |
| Status | Operating | — | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
The Roza hydroelectric plant is located in Yakima County, Washington. The plant has a total capacity of 12.9 MW and began operating in 1958. It is owned and operated by the U.S. Bureau of Reclamation. The plant utilizes a single generator with conventional hydroelectric technology, drawing power from water (WAT) as its primary fuel source. Roza operates within the Bonneville Power Administration balancing authority and the Western Electricity Coordinating Council (WECC) NERC region.
In the most recent year with available data, Roza generated 47,683 MWh of electricity, achieving a capacity factor of 42.1%. Roza is ranked as the 46th largest power plant out of 75 in Washington state, and 592nd out of 1464 nationally.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Bonneville Power Administration
Grid Voltage
115 kV
Regulatory Status
RE
Entity Type
Federal
Sector
Electric Utility
Generation
2.5K MWh
Latest Month
47.7K MWh
Annual Generation
42.1%
Capacity Factor
Jan 2022 – Dec 2024
Financial Data
No financial data available for this plant.
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (6)Beta
General
Army details plans to put nuclear reactors on 9 bases
The Army says it will install small nuclear reactors as power plants on nine U.S. bases as it effort they're calling Project Janus — a name...
Task & Purpose·5 months ago
Industry·technology
Army details plans to put nuclear reactors on 9 bases
The Army says it will install small nuclear reactors as power plants on nine U.S. bases as it effort they're calling Project Janus — a name...
Army (other)
Task & Purpose·5 months ago
Industry·corporate
Community Q&A: Josh Reynolds of the Bureau of Reclamation
Joshua Reynolds is an administrative officer within the Bureau of Reclamation. It's a career he's proud of, having applied many times before...
Josh Reynolds (other)Bureau of Reclamation (other)
Yakima Herald-Republic·6 months ago
Hazards·flooding
The 'sobering' reality of WA's lingering dry spells
Seattle just had the fifth-driest June on record. This kind of Washington weather isn't normal, experts warn, but it's going to be.
Seattle (other)Washington (other)
The Seattle Times·8 months ago
Last updated 2026-03-14
View all 6 articles