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Yellow Rosebush Energy Center

Yellow Rosebush Energy Center is a proposed 800 megawatt (MW) solar photovoltaic power generation facility with related or supporting facilities including battery storage system, transmission line (two alternatives) substation, O&M building, and new and improved roads.

If approved the facility would be located within a site boundary of approximately 8,075 acres (12.6 sq. miles) of private land zoned for Exclusive Farm Use (EFU) in Wasco and Sherman counties (the transmission line alternative is the only facility component located in Sherman County).

Proposed/Under Review

The applicant filed a complete ASC on September 5, 2025. A copy of the complete ASC is available in the Project Timeline below.

The Department issued the Draft Proposed Order (DPO) and Public Notice of the DPO on October 1, 2025. The public comment period was from October 1 until November 3, 2025 at 5:00 pm Pacific Time (PT); and a public hearing on the DPO was held in Maupin on October 23, 2025. The deadline for the applicant to respond to DPO comments was November 7, 2025.Copies of the DPO and Public Notice are available in the Project Timeline below. 

Links to the hearing presentation and recording are available below:  

Council will review the DPO, DPO Comments, and applicant responses at its November 21, 2025 Council Meeting​. 


​Wasco and Sherman counties, approximately 9 miles east of Maupin, Oregon. PDF Map | Online Map​​

Applicant/Certificate holder: Yellow Rosebush Energy Center, LLC., a wholly owned subsidiary of Savion, LLC
ODOE contact: Kathleen Sloan
Applicant/Certificate holder contact: Jeffery Watson

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Project Timeline

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Milestone
  
Additional Documents
Display Date
  
Notice of Intent
09/28/2023
01/26/2024
09/04/2025
Complete Application for Site Certificate (ASC)

​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 : Wildfire Risk

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

09/05/2025
10/01/2025
10/01/2025
11/03/2025
Council Review of the Draft Proposed Order
11/21/2025

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 Siting Docket - Online Comments                Made to Date​​

​​File 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​: Wildfire Risk 
  • 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
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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