Solar Star Oregon II
12515 SW Millican Road, Prineville, OR 97754Plant Summary Information
Solar Star Oregon II is ranked #5 out of 130 solar farms in Oregon in terms of total annual net electricity generation.
Solar Star Oregon II generated 15.5 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Solar Star Oregon II |
|---|---|
| Utility Name | Avangrid Power LLC |
| Location | Crook County, OR |
| Initial Operation Date | October 2017 |
| Last Update | Dec 2025 |
| Annual Generation | 124.7 GWh |
| Annual Consumption | 436.9 k MMBtu |
| Ranked #3,170 out of 12,613 Power Plants Nationwide | |
| Ranked #735 out of 6,463 Solar Power Plants Nationwide | |
| Ranked #60 out of 274 Oregon Power Plants | |
| Ranked #5 out of 130 Oregon Solar Power Plants | |
| Fuel Types | Solar |
| Previous Operator |
Avangrid Renewables LLC (2016 to 2023) Avangrid Power LLC (2024 to 2024) |
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Monthly Net Generation for Solar Star Oregon II
Monthly Plant Fuel Consumption for Solar Star Oregon II
Solar Star Oregon II Details
| Summary Information | |
|---|---|
| Plant Name | Solar Star Oregon II (61048) |
| Plant Address | 12515 SW Millican Road, Prineville, OR 97754 |
| Utility | Avangrid Power LLC (15399) |
| Latitude, Longitude | 44.1843, -120.918 |
| Generation Dates on File | Oct 2017 to Dec 2025 |
| Initial Operation Date | October 2017 |
| Annual Generation | 124.7 GWh |
| Fuel Types | Solar |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | Yes |
| FERC Exempt Wholesale Generator Docket Number | EG17-156-000 |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | WECC |
| Balancing Authority | PacifiCorp - West (PACW) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | |
| Ash Impoundment | No |
| Transmission / Distribution Owner | PacifiCorp (14354) OR |
| Grid Voltage | 115.00 kV |
| Energy Storage | No |
Generator PV1 Details Operating October 2017
| Technology | Solar Photovoltaic |
|---|---|
| Prime Mover | Photovoltaic |
| Ownership | Single Owner |
| Nameplate Capacity | 56.3 MW |
| Summer Capacity | 56 MW |
| Winter Capacity | 56 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
|---|---|
| First Operation Date | October 2017 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Solar |
| Carbon Capture Technology | No |
| Multiple Fuels | No |
| Solar Details | |
| Single Axis Tracking | Yes |
|---|---|
| East West Fixed Tilt | Yes |
| Parabolic Trough | No |
| Power Tower | No |
| Azimuth Angle | 60 |
| Tilt Angle | 60 |
| DC Net Capacity | 69.5 MW |
| Crystalline Silicon | Yes |
| Thin Film CDTE | No |
| Net Metering Agreement | No |
| Virtual Net Metering Agreement | No |
Solar Star Oregon II Plant Owners
| Owner Name | Address | Ownership | We couldn't locate any owners for this plant |
|---|
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Power plants with a similar annual net generation from Solar.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #725 | Baldy Mesa 2_Silver Peak Hybrid | Adelanto, CA | 118.7 GWh |
| #726 | Debary Solar Power Plant | DeBary, FL | 126.8 GWh |
| #727 | Palmetto Plains | Bowman, SC | 126.1 GWh |
| #728 | Grizzly Ridge Solar | Hamilton County, TX | 126.1 GWh |
| #729 | Hawtree Solar | Warrenton, NC | 125.9 GWh |
| #730 | Foxglove Solar | Middletown, VA | 125.8 GWh |
| #731 | Desper Solar | Louisa, VA | 125.5 GWh |
| #732 | Granite Mountain Solar West, LLC | Cedar City, UT | 125.2 GWh |
| #733 | RE Camelot LLC | Mojave, CA | 125.1 GWh |
| #734 | Escape Solar Plant | TBD, NV | 123.7 GWh |
| #736 | Farmington Solar | Farmington, ME | 124.1 GWh |
| #737 | Laurel Oaks Solar | Plant City, FL | 123.9 GWh |
| #738 | OE_GA3 | Camilla, GA | 123.8 GWh |
| #739 | Cotton Creek Solar Energy Center | McDavid, FL | 123.6 GWh |
| #740 | Caden Energix Axton LLC | Axton, VA | 123.1 GWh |
| #741 | Macho Springs | Deming, NM | 122.7 GWh |
| #742 | BT Cooke Solar, LLC | Gainsville, TX | 122.5 GWh |
| #743 | Twin Lakes | Interlachen, FL | 122.5 GWh |
| #744 | Oriana Solar LLC | Victoria, TX | 122.5 GWh |
| #745 | Grasshopper Solar | Chase City, VA | 122.5 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Solar Star Oregon II.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| 45 Mile Hydroelectric Project | Culver, OR | 4.9 GWh | 26.4 mi |
| Adams Solar Center | Madras, OR | 20.1 GWh | 35.4 mi |
| Bear Creek Solar Center | Bend, OR | 21.5 GWh | 18 mi |
| Bend | Bend, OR | 1.1 GWh | 21.3 mi |
| Carmen Smith | McKenzie Bridge, OR | 223.3 GWh | 56.1 mi |
| Elbe Solar Center | Madras, OR | 21.8 GWh | 33.1 mi |
| Fort Rock IV | Fort Rock, OR | 24.0 GWh | 54.9 mi |
| Green Solar LLC (CSG) | Culver, OR | 3.1 GWh | 26.6 mi |
| Juniper Ridge Hydroelectric Project | Bend, OR | 11.9 GWh | 17.7 mi |
| Millican Solar Energy LLC | Prineville, OR | 142.9 GWh | 19.1 mi |
| NorWest Energy 2, LLC | Bend, OR | 19.1 GWh | 17.4 mi |
| Opal Springs Hydro | Culver, OR | 29.4 GWh | 28.3 mi |
| OSLH, LLC | Bend, OR | 22.2 GWh | 17.6 mi |
| Pelton | Madras, OR | 361.8 GWh | 38.5 mi |
| Prineville Solar Energy LLC | Prineville, OR | 98.0 GWh | 19.6 mi |
| Rock Garden Solar, LLC | Fort Rock, OR | 24.6 GWh | 54.4 mi |
| Round Butte | Madras, OR | 794.4 GWh | 34.1 mi |
| Siphon Power Project | Bend, OR | 15.6 GWh | 22.9 mi |
| Tumbleweed Solar, LLC | Redmond, OR | 18.7 GWh | 15.6 mi |
| Warm Springs Power Enterprises | Warm Springs, OR | 60.5 GWh | 40.7 mi |