Oregon Pumped Storage Project Waves White Flag
Published Date: 12/10/2025
Notice
Summary
Neptune Pumped Storage 1, LLC has decided to give up its early permit for a pumped storage project near the Sixes River in Oregon. This means the project won’t move forward, and the permit will officially end 30 days after this notice. No new applications for this site can be made until the permit is fully surrendered, so local energy plans are on pause for now.
Analyzed Economic Effects
2 provisions identified: 0 benefits, 2 costs, 0 mixed.
Preliminary Permit Requested Termination
Neptune Pumped Storage 1, LLC (permittee) has requested termination of its preliminary permit for Elephant Rock Pumped Storage Project No. 15310. The permit was issued on February 15, 2024, and would have expired on January 31, 2028; the notice is dated December 5, 2025.
No New Applications Until Surrender Effective
The notice states that new applications for this site may not be submitted until after the permit surrender is effective. The permit remains in effect until the close of business thirty days from the date of this notice (notice dated December 5, 2025), after which new applications may be filed.
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