A house fire in East Central Spokane has been determined to be accidental. According to the Spokane Fire Department, investigators determined the fire was ignited when plastic furniture was inadvertently put in contact with a natural gas fueled, free standing fireplace. Crews responded to the home in the 3200 block of N. Regal St. at about 11:30 a.m. Wednesday. Firefighters were able to quickly extinguish the fire and keep it from spreading further. The fire caused moderate damage to the main floor of the home and smoke damage throughout. The fire department said the home was not occupied at the time of the fire and no injuries were reported to civilians or firefighters.