Hydro Project Shutdown Delayed: Dam Stays, Power Goes Away
Published Date: 3/9/2026
Notice
Summary
Sugar River Hydro II, LLC is planning to shut down its hydroelectric project in New Hampshire by removing key equipment and closing the penstock, but keeping the dam in place. The Environmental Assessment, originally due in March 2026, is now delayed until July 10, 2026, giving more time for reviews and public comments. This change affects local agencies, the company, and the community, with no new costs announced yet.
Analyzed Economic Effects
2 provisions identified: 1 benefits, 0 costs, 1 mixed.
Project Equipment Removal Plan
Sugar River Hydro II, LLC plans to disconnect generator leads; remove transformers, other electrical equipment, hydraulic and governor fluids and reservoirs; remove project operating equipment and monitors from the dam; secure the powerhouse; and close the penstock intake while keeping the dam and its gates in place with an emergency backup generator. The licensee intends to work with the U.S. Fish and Wildlife Service and the New Hampshire Department of Environmental Services Dam Bureau on a formal penstock closure plan and does not anticipate new ground disturbance while securing the powerhouse and closing the penstock.
Environmental Assessment Delayed
The Federal Energy Regulatory Commission staff moved the Environmental Assessment (EA) deadline to July 10, 2026. The EA will be published with a 30-day comment period, and all comments filed during that period will be reviewed and considered in the Commission's final decision.
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