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Sunstone Solar Project (FKA Echo Solar Project)

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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.
On November 19, 2025, Sunstone Solar, LLC (certificate holder) requested to withdraw Request for Amendment 1 of the Sunstone Solar Project, which terminates further review and procedures on RFA1 and of the Proposed Order on RFA1.   ​

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

Applicant/Certificate holder: Sunstone Solar, LLC, a wholly owned subsidiary of Pine Gate Renewables, LLC
ODOE contact: Chase McVeigh-Walker
Applicant/Certificate holder contact: Charlene Mortyn

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Project Timeline

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Milestone
  
Additional Documents
Display Date
  
Notice of Intent
05/10/2022
09/27/2022
Complete Application for Site Certificate

​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​​​

05/16/2024
11/18/2024
11/18/2024

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Exhibit Files Reference

  • 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 
  • Exhibit 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​: Waste Minimization 
  • Exhibit W: Site Restoration
  • Exhibit X: Noise 
  • Exhibit Y: Carbon Dioxide Emissions 
  • 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