Kemmerer Power Station Unit 1

also Kemmerer Unit 1, Natrium Kemmerer

The first Natrium sodium-cooled fast reactor, being built near Kemmerer, Wyoming. The NRC issued construction permit CPAR-1 on 9 March 2026; operation needs a separate operating licence.

Operator

TerraPower

Type

Power reactor

Approach

SFR

Country

US

Status

Under construction