NRC Approves TerraPower’s Kemmerer Unit 1
NRC Approval of TerraPower Kemmerer Unit 1 is the First Commercial Advanced Reactor Construction Permit in Nearly a Decade Updated: August 2, 2026 On March 4, 2026, the Nuclear Regulatory Commission voted to issue a construction permit for TerraPower’s Kemmerer Unit 1 — the first Natrium sodium-cooled fast reactor built for commercial power. It is…