A fire on the north end of Harstine Island Wednesday afternoon was first reported by a passing airplane. Central Mason Fire and EMS Assistant Chief Mike Sobotka said it was the first time in his 37-year career a fire had been reported in such a way.According to a news release, about 1:30 PM, MACECOM – the Mason County 9-1-1 center, dispatched fire units after getting a report of an “Unknown Fire, reported by an airplane seeing a column of black smoke on the north end of Harstine Island”. After additional reports were received confirming a structure fire, the alarm was upgraded to a full residential fire response. Firefighters were sent to 51 East Harstine Forest Drive which is a recreational lot with a travel trailer. The travel trailer reportedly suffered substantial damage. CMFE Assistant Chief/Fire Marshal Mike Patti says the fire is believed to be accidental but will be under investigation until he is able to talk with the property’s owners. No value has been placed on the loss. Central Mason Fire & EMS responded to the scene with three (3) engines, one (1) water tender, one (1) Medic Unit and two (2) Command Units.