USUS Grid ExplorerInfrastructure intelligence
Preliminary 2025 facility recordOperating

Prineville, OR · EIA plant 61048

Solar Star Oregon II

Solar Star Oregon II is a solar power facility in Prineville, OR, with 56 MW of operating capacity.

Open on mapView OR profileOpen EIA source
Operating capacity56 MW1 operating generators
Proposed capacity0 MW0 proposed generators
UtilityAvangrid Power LLCEIA-reported operator
Balancing authorityPACWPacifiCorp - West

Capacity profile

Fuel and technology

Nameplate capacity
Operating
Solar56 MW
ProposedNo proposed capacity reported
Reported technologiesSolar Photovoltaic

Nearby in OR

Related facilities

OR · 4.2 miCartwright Solar II18 MW →OR · 4.5 miCartwright Solar I44 MW →OR · 5.3 miPowell Solar56 MW →OR · 15.6 miTumbleweed Solar, LLC10 MW →

Source quality

Preliminary facility data

This page uses the EIA-860 2025 Early Release. EIA identifies the release as preliminary, so it should not be used for official state or national aggregation. Capacity is nameplate capacity, not real-time output or annual generation.

Read methodologyEIA-860 source