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Wheatridge Renewable Energy Facility I (WREF I) is a 100 megawatt (MW) wind energy generation facility located within a 3,100 acre (4.8 square mile) site boundary. The facility consists of 40 wind turbines and related or supporting facilities with a maximum blade tip height of 476 feet.

Operating. The facility commenced commercial operation on December 7, 2020.​

​WREF I is located approximately 7 miles northeast of Heppner in Morrow County. ​ PDF Map I Online Map​

Applicant/Certificate holder: Portland General Electric Company
ODOE contact: Duane Kilsdonk
Applicant/Certificate holder contact: Arya Behbehani

On May 22, 2020, the Energy Facility Siting Council approved Request for Amendment 5 of the Wheatridge Wind Energy Facility, which authorized allocation of previously approved facility components into two original site certificates for the Wheatridge Renewable Energy Facility I and the Wheatridge Renewable Energy Facility II​. The documentation for the original project can be found on the Wheatridge Renewable Energy Facility​ webpage.

  • Click here to view a diagram of the Site Certificate history.

Project Timeline

Additional Documents



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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