Reactor Type
pwr
Electrical Output
15 MWe
Thermal Output
50 MWth
Coolant
Light water
Enrichment
<5% LEU
Refueling Interval
null
Design Life
null
Passive Safety
Yes
Load Following
Yes
Target LCOE
null
Country
USA
Status
UNDER CONSTRUCTION
About
15 MWe underground borehole PWR, scalable to 1.5 GWe. Authorized under DOE Reactor Pilot Program. Wells being drilled, targeting criticality July 2026.
Deep Fission — Funding Summary