Riley — Plant Summary
- EIA Plant ID
- 63925
- Capacity
- 10 MW
- Primary Fuel
- Solar
- Technology
- Solar Photovoltaic
- Status
- Operating
- Location
- Harney, OR
- Operating Since
- 2020
- Generators
- 1
- Operator
- Riley Solar I LLC
- Parent Company
- —
- Annual Generation
- 22,999 MWh
- Capacity Factor
- 26.1%
- Balancing Authority
- Bonneville Power Administration
- ISO/RTO
- —
- NERC Region
- WECC
Riley
OperatingSolar
Ranked #26 of 149 Solar plants in OR#2011 of 7447 nationally
10 MW Solar operating in Harney, OR — Bonneville Power Administration
EIAGEMWD
10 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2020
Operating Since
Location
Ownership & Operator
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Riley Solar I LLC | Riley Solar I | — |
| Owner(s) | Riley Solar I LLC | — | — |
| Status | Operating | operating | — |
Ownership Chain
No GEM tracker match for this plant — ownership chain unavailable.
About
The Riley solar photovoltaic plant is located in Harney County, Oregon. The plant has a total capacity of 10 MW and began operating in 2020. It is owned and operated by Riley Solar I LLC. The facility utilizes a single-axis tracking system to maximize solar energy capture. Riley is interconnected to the Bonneville Power Administration balancing authority within the Western Electricity Coordinating Council (WECC) NERC region.
Riley's latest annual generation was 22,999 MWh, resulting in a capacity factor of 26.1%. The plant is ranked as the 16th largest solar facility out of 147 in Oregon, and 1,828th out of 7,108 nationally. Financial data is available for the plant from LBNL, suggesting public data on the plant's installed cost or power purchase agreement (PPA) price may exist.
Generated from EIA, GEM, and public data sources
Engineering & Generators
Grid Context
NERC Region
WECC
Balancing Authority
Bonneville Power Administration
Grid Voltage
34.5 kV
Regulatory Status
NR
Entity Type
Independent Power Producer
Sector
IPP Non-CHP
Generation
586 MWh
Latest Month
23.0K MWh
Annual Generation
26.1%
Capacity Factor
Jan 2022 – Dec 2024
Financial DataBeta
Source: LBNL Utility-Scale SolarHIGH
$60.4/MWh
LCOE (Levelized Cost)
$30.6/MWh
Energy Value
Pricing & Market Data
This plant is outside organized wholesale electricity markets (ISOs/RTOs). Nodal pricing data is not available.
News & Articles (10)Beta
Industry·corporate
How they voted: Ryan, Riley on health insurance, intervening in Venezuela
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Daily Freeman·3 months ago
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Nuclear power may again have its day in WA
Climate change, the limits of wind and solar sitings, and next-generation technology has sparked renewed interest in nuclear energy.
The Seattle Times·3 months ago
Industry·corporate
Fort Bragg one of nine sites Army consider for nuclear power site
FORT BRAGG — Fort Bragg is one of nine sites the Army is considering for a nuclear microreactor power plant, according to an announcement...
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The Fayetteville Observer·3 months ago
Industry·technology
The mysterious black fungus from Chernobyl that may eat radiation
Mould found at the site of the Chernobyl nuclear disaster appears to be feeding off the radiation. Could we use it to shield space...
BBC·3 months ago
Last updated 2026-03-14
View all 10 articles