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Kemmerer, WY · Lincoln County · 41.750°N 110.600°W
Sodium-cooled fast reactor paired with an integrated molten-salt heat-storage system that can temporarily boost output to 500 MWe. Sited near a retiring coal-fired facility. Supported by the U.S. Department of Energy's Advanced Reactor Demonstration Program.
Construction began 2026-04-24 following NRC construction-permit approval in early March 2026; completion expected by 2030.
TerraPower begins construction on Natrium power plant in KemmererReported: data based on credible news outlets or industry sources.
Last updated:
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