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10 MW Solar operating in Harney, OR — Bonneville Power Administration
10 MW
Nameplate Capacity
1
Generators
unit
Solar Photovoltaic
Technology
2020
Operating Since
| Field | EIA | GEM | Wikidata |
|---|---|---|---|
| Operator | Riley Solar I LLC | Riley Solar I | — |
| Owner(s) | Riley Solar I LLC | — | — |
| Status | Operating | operating | — |
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
Grid Region
Pacific Northwest
Market
WEIM Participant
NERC Region
WECC — Western Electricity Coordinating Council
Balancing Authority
586 MWh
Latest Month
23.0K MWh
Annual Generation
26.1%
Capacity Factor
Data from 2020–2024
$30.6/MWh
Energy Value
$10.7/MWh
Capacity Value
This plant's balancing authority participates in CAISO's Western Energy Imbalance Market (WEIM). Direct nodal pricing data is not yet available.
Last updated 2026-03-26
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ask pi about RileyBonneville Power Administration (BPAT)
Grid Voltage
34.5 kV
Regulatory Status
NR — Non-Regulated
Entity Type
Independent Power Producer
Sector
IPP Non-CHP