Wednesday, February 18, 2015 0250 hours, Rescue 61 was dispatched to Armacost road in Baltimore County for a reported house on fire. First arriving units from Baltimore county arrived on scene to find a working fire in a single family dwelling. Rescue 61 arrived was assigned to assist on the 2nd floor. The crew from Rescue 61 relieved the hoseline team from Baltimore County and then assisted with overhaul. Crews operated for 3 hours before returning home. The cause of the fire is unknown.