Latest milestone
DOE identified PWR-5 and the Texas A&M RELLIS campus in its contractor variance package.
2026-01 · DOE contractor variance package
Open primary source ↗← All deployments
PWR-5 pilot reactor
Last Energy's PWR-5 test project at the Texas A&M RELLIS campus under the DOE pilot pathway.
Lead company · Last Energy →
Program · Reactor Pilot Program
DOE pilot developmentMedium confidence
Deployment stage3 / 8Development
Deployment trajectory
1Interest
2Preliminary
3Development
4Contractual
5Ready
6Physical
7Operational
8Replication
Next milestone
Complete site authorization, safety analysis, construction, and operating readiness under DOE oversight.
- Responsible
- Last Energy and DOE Idaho Operations
- Key blocker
- DOE authorization, construction readiness, and fuel
GenerationGen III+
ScaleMicroreactor
Reactor familyLWR · PWR
RoleResearch / test
CapacityNot disclosed by DOE
Reporting basisGovernment-reported