This afternoon, units from the West Chester FD were dispatched to Ridge Road in Westtown Township for a "Possible House Fire". Information was being relayed that the homeowner ran to her neighbors house stating that her house was on fire. EMS units were also alerted to this location for a person with smoke inhalation. Ladder 53 responded within minutes of dispatch an arrived to find a 1 1/2 story Cape Cod style dwelling with light smoke showing from the rear of the dwelling. Ladder 53's Interior Crew found a smoke condition throughout the dwelling from a portable dehumidifier fire in the basement. The property owner had used a fire extinguisher to put out the fire prior to fire department arrival. She was evaluated by EMS personnel on scene. No fire extension was found and ventilation fans were used to clear the smoke from the dwelling. Chief 51 (McClure) was the Incident Commander and held the response to Ladder 53 and Engine 52-1. Units were available within 30 minutes of dispatch.