ON 5/1/10 AT APPROX. 0952HRS OPERATOR 1 PUSHED OFF OF THE FUEL DOCK OF SCORPION BAY MARINA AND ATTEMPTED TO START HIS WATERCRAFT. AS HE TURNED THE KEY ON HIS 1987 MALIBU BOAT THE ENGINE COMPARTMENT IGNITED INTO FLAMES. OPERATOR 1 AND PASSENGER JUMPED OFF THE BOAT INTO THE WATER AS THE WATERCRAFT BURST INTO FLAMES. SCORPION BAY FIRE BOATS RESPONDED TO THE BURNING BOAT AND EXTINGUISHED THE FLAMES WITH FOAM SPRAY. THE BOAT RECEIVED EXTENSOVE FIRE DAMAGE AND CAPSIZED. OPERATOR 1 STATED HE VENTED THE BILGE WITH THE INTERNAL BLOWERS PRIOR TO STARTING THE BOAT. THERE WERE NO INJURIES REPORTED. INVESTIGATING OFFICER MARKED FOR CAUSE OF ACCIDENT AS FUEL VENT. HE BELIEVES THE OPERATOR DID NOT VENT PROPERLY BEFORE STARTING ENGINE.
PEORIA                        