Reactor Type
htgr
Electrical Output
Non-power demo
Coolant
Helium
Enrichment
HALEU
Refueling Interval
null
Design Life
null
Passive Safety
Yes
Load Following
Yes
Target LCOE
null
Country
USA
Status
UNDER CONSTRUCTION
About
Helium-cooled TRISO-fueled high-temperature gas test reactor at Utah San Rafael Energy Research Center. Valar became the first startup to achieve cold criticality (Nov 2025). Targeting operation by July 4, 2026.
Valar Atomics — Funding Summary
Total Funding
$149M