At 0045hrs Truck 531 (Capt. Wheeler) was dispatched to Prince William County for the house fire.  Engine 503 Arrived on scene with heavy smoke on all sides with a working fire in the basement.  Truck 531 arrived on scene as the 2nd due truck.  The truck crew threw ground ladders on all sides of the house, provided horizontal ventilation, performed a secondary search, set up of fans and lighting, and assisted with overhaul. Truck 531 operated for about two hours, returning to service at 0240hrs.

Engine 531 (Capt. Lewis) filled in at Dumfries station 3fire for about three and a half hours while units were committed to the scene of the house fire.