Home/SMR Projects

Kemmerer Power Station Unit 1 (Natrium)

United States
Under Construction
Developer
TerraPower
Capacity
345 MWe
Last updated
4/26/2026

Project overview

Reactor type
SFR
Announced
10/13/2021
Projected operational
12/31/2030

Notes

TerraPower broke ground at a retiring coal plant site in Kemmerer, Wyoming in 2024. The NRC completed its final safety evaluation in late 2025, finding no safety aspects that would preclude issuing a construction permit. Backed by $2 billion in DOE funding matched by TerraPower. Targets power dispatch by end of 2030.

SMR Brief Pro members also see:

  • Risk Score: ████████
  • Opportunity Score: ████████
  • Score Rationale: ████████
  • Analyst Notes: ████████
  • Related News: ████████
  • Related Companies: ████████
  • Related Deals: ████████

Get the full intelligence dossier on every SMR project.

Track every SMR project worldwide with SMR Brief Pro