Box Alarm 23-07 was sounded for the reported house fire on Park Mills Road. Company 23 units arrived on the scene to find a two story wood framed farm house with fire on the first floor. Crews began an aggressive interior attack on the first floor. Command requesting the Safety Task Force as well as a Tanker Task Force due to rural water supply operations. Chief 3-1 reported to command and was assigned Division 2 of the structure. Safety Officer advised command that the fire had progressed into the attic area. The homeowner advised personnel that there were still three canines reported to be trapped on the second floor. Interior crews were able to locate and remove the canines to an awaiting Frederick County Animal Control Officer. Crews brought the fire under control utilizing several hand lines on the interior. The fire is under investigation by the Frederick County Division of the Fire Marshall's Office.