Current Operating Status of HFIR

HFIR reactor building with sun and sky in background

As of 18:19:54 08/01/2014, Reactor Power is at 0 MW

The reactor is currently shutdown for the end-of-cycle 454 refueling outage.

Startup for operating cycle 455 is planned for Wednesday, August 6.


The current HFIR Operating Forecast & Planning Schedule is available in PDF format.