At approximately 10:35 PM on 4/1/26 smoke was observed inside the refinery via camera feed in the AARL Control Room. Security was notified. By 10:50 PM the affected cells were fully engulfed. Fire suppression was activated at 11:01 PM, and the fire was fully extinguished by 12:25 AM. No personnel were inside the refinery, and no injuries occurred during incident.