Idaho Hydro Project Seeks Faster Environmental Analysis Path
Published Date: 6/18/2026
Notice
Summary
PacifiCorp wants to keep running its Ashton Hydroelectric Project on the Snake River in Idaho without a full license, and the government is ready to review the environmental impact. Local communities, environmental groups, and energy users can share their thoughts or raise concerns by August 14, 2026. This move could speed up clean energy production while protecting the river, with decisions and replies wrapping up by late September.
Analyzed Economic Effects
4 provisions identified: 4 benefits, 0 costs, 0 mixed.
Generator Rehab Raises Capacity
PacifiCorp proposes to rehabilitate one turbine at the Ashton Hydroelectric Project to improve efficiency and increase nameplate capacity from 6.7 megawatts (MW) to a maximum of 7.58 MW. The application for an exemption from licensing was filed December 16, 2025.
Project Remains Run‑of‑River
PacifiCorp proposes to continue operating the Ashton Project in a run-of-river mode, with outflow from the project approximating inflow. The environmental document will evaluate effects of operation and maintenance on aquatic, recreation, and related resources.
Boat Launch and Fishing Access Continue
The project includes the Ashton Boat Launch (motorized boat ramp, non-motorized take-out ramp, floating courtesy docks, a two-stall vault toilet, picnic tables, and parking) and a Tailwater Access site for shoreline fishing and picnicking; PacifiCorp will continue to implement its Recreation Facilities and Site Management Plan.
Annual Trout Stocking Continues
PacifiCorp proposes to work with the Idaho Department of Fish and Game to continue annual trout stocking at the Ashton Hydroelectric Project.
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