Operating/Under Review. On December 10, 2025, the Department received the certificate holder's Request for Amendment 4 of the Site Certificate. In the Request, the certificate holder seeks approval to construct a solar photovoltaic power generation facility with up to 125 MW of generating capacity, a battery energy storage systems with up to 500 MW hours of storage capacity, and other related or supporting facilities within a 1,924-acre (3 square-mile) solar micrositing area within the approved site boundary.
On December 16, 2025, the Department issued a Proposed Order on RFA4. The Proposed Order, ODOE's first evaluation for the amendment request, includes recommended findings of fact, conclusions of law and recommends new and amended site certificate conditions, all of which are open for the public to comment on. The Proposed Order recommends that EFSC find that EFSC approve RFA4, subject to existing and recommended new and amended conditions.
The issuance of the Public Notice initiates 45-day public comment period that extends from December 16, 2025, through 5:00 pm PT on January 30, 2026. The public may provide written or verbal comments regarding RFA4 and the Proposed Order including but not limited to recommended new or amended site certificate conditions.
Comments may be submitted:
By mail or email to:
Christopher Clark, Senior Siting Analyst
550 Capitol Street NE
Salem, OR 97301
Phone: (503) 871-7254
Email: christopher.clark@energy.oregon.gov
Orally during the In Person & Remote Public Hearing:
Date: Thursday, January 15th, 2026
Start Time: 6:00 p.m. Pacific Time (PT)
In Person: Grass Valley Pavillion
Highway 97
Grass Valley, OR 97029
Webex Link: https://tinyurl.com/5fw7ee87
Webex Number: 2662 467 1947
Webex Password: EFSC (3372 from phones)
Please use your full name to sign in to help staff manage public comments.
Teleconference: +1-650-479-3208; Teleconference Access code: 2662 467 1947
If using Webex or telephone, additional instructions will be provided at the hearing. Please note that individual commentors will be limited to 7 minutes. However, as noted above, that time may be decreased (or increased) based on the number of commentors.
Hand Delivered at the address listed above or during the public hearing.
Through the Online Comment Portal :
Choose Biglow Canyon Wind Farm Energy Facility from the drop-down menu. Click “Next" and follow the instructions on the screen. You will receive an email confirmation after submitting your comment.
Individuals who comment during the comment period will have the opportunity to continue in the following process, allowing further review of their issue(s). Additional information is provided in the Public Notice posted below.