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Oregon Department of Energy

Sunstone Solar Project

The Sunstone Solar Project is an approved, but not yet constructed, solar photovoltaic power generation facility with up to 1,200 megawatts of generating capacity. In addition to the proposed solar photovoltaic arrays, the facility is authorized to include:

- Up to 7,200 MW hours of battery storage capacity.
- An interconnection substation.
- Up to six collector substations.
- Up to four operations and maintenance buildings.
- Up to 9.5 miles of 230-kilovolt (kV) overhead transmission lines.
- Other structures including roads, perimeter fencing, and gates.

The facility is authorized to occupy up to approximately 9,442 acres (14.75 sq. miles) of private land zoned for Exclusive Farm Use within an approximately 10,960-acre (17-sq. mile) site in Morrow County, Oregon.

Approved. A Site Certificate was issued for this facility on November 18, 2024. Construction must commence by November 18, 2027. 

On June 26, 2026, the Energy Facility Siting Council issued its Final Order on Request for Amendment 1 (RFA1) of the site certificate, authorizing a change in ownership of the facility from Sunstone Solar, LLC to Oregon Solar 1, LLC, a wholly owned subsidiary of Amazon.com, Inc. ​

​Morrow County, approximately 15 miles northeast of Lexington, Oregon.​ PDF Map | Online Map

Applicant/Certificate holder: Oregon Solar 1, LLC, a wholly owned subsidiary of Amazon.com, Inc.
ODOE contact: Chase McVeigh-Walker
Applicant/Certificate holder contact: Whitney Johnson



Project Timeline

Milestone
  
Additional Documents
Display Date
  
Link
  
Name
  
Name
  
<div style='text-align:left !important'>Notice of Intent</div>
05/10/2022Notice of IntentNotice of Intent
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2022-09-26-ESP-NOI-Doc7-Project-Order.pdf'>Project Order</a></div>
09/27/2022/energy/facilities/Facilities%20library/2022-09-26-ESP-NOI-Doc7-Project-Order.pdfProject OrderProject Order
<div style='text-align:left !important'>Complete Application for Site Certificate</div>

​Exhibit A: Applicant Information 
Exhibit B: Project Description
Exhibit C: Property Location and Maps
Exhibit D: Organizational Information
Exhibit E: Permits Required
Exhibit F: Property Ownership 
Exh​ibit G: Materials Analysis
Exhibit H: Geology and Soil Stability 
Exhibit I: Soils 
Exhibit J: Wetlands
Exhibit K: Land Use
Exhibit L: Protected Areas
Exhibit M: Financial Analysis
Exhibit N: Non-generating Facility Information
Exhibit O: Water Requirements
Exhibit P: Fish Wildlife Habitat 
Exhibit Q: Threatened and Endangered Plants and Animals
Exhibit R: Scenic Aesthetic Values 
Exhibit S: Cultural Resources
Exhibit T: Recreational Facilities 
Exhibit U: Public Services
Exhibit V: Wildfire
Exhibit W: Waste Minimization 
Exhibit X: Site Restoration
Exhibit Y: Noise 
Exhibit Z: Cooling Towers  
Exhibit AA: EMFs – Electric and Magnetic Fields
Exhibit BB: Other Information
Exhibit CC: Additional Statutes Rules Ordinances
Exhibit DD​​​: Other Specific Standards​​​

​
05/16/2024Complete Application for Site CertificateComplete Application for Site Certificate
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2024-11-18-SSPAPP-Final-Order.pdf'>Final Order on Application for Site Certificate</a></div>
11/18/2024/energy/facilities/Facilities%20library/2024-11-18-SSPAPP-Final-Order.pdfFinal Order on Application for Site CertificateFinal Order on Application for Site Certificate
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2024-11-18-SSPAPP-Site-Certificate-Signed.pdf'>Site Certificate</a></div>
11/18/2024/energy/facilities/Facilities%20library/2024-11-18-SSPAPP-Site-Certificate-Signed.pdfSite CertificateSite Certificate
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2026-05-20-SSPAMD1-RFA1.pdf'>Request for Amendment to Transfer (RFA1)</a></div>
05/20/2026/energy/facilities/Facilities%20library/2026-05-20-SSPAMD1-RFA1.pdfRequest for Amendment to Transfer (RFA1)Request for Amendment to Transfer (RFA1)
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2025-05-29-SSPAMD1-Public-Notice.pdf'>Public Notice on Request for Amendment to Transfer</a></div>
05/29/2026/energy/facilities/Facilities%20library/2025-05-29-SSPAMD1-Public-Notice.pdfPublic Notice on Request for Amendment to TransferPublic Notice on Request for Amendment to Transfer
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2026-06-26-SSPAMD1-Final-Order-on-AMD1.pdf'>Final Order on Request for Amendment 1</a></div>
06/26/2026/energy/facilities/Facilities%20library/2026-06-26-SSPAMD1-Final-Order-on-AMD1.pdfFinal Order on Request for Amendment 1Final Order on Request for Amendment 1
<div style='text-align:left !important'><a href='/energy/facilities/Facilities%20library/2026-060-26-SSPAMD1-Amended-Site-Certificate.pdf'>Site Certificate on Amendment 1</a></div>
07/07/2026/energy/facilities/Facilities%20library/2026-060-26-SSPAMD1-Amended-Site-Certificate.pdfSite Certificate on Amendment 1Site Certificate on Amendment 1



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