RedactedNarrative: On 28 May 2018 around 2:23 PM the operator of vessel 1 left the dock at North Pool Boat Ramp from picking up occupant# 7 at Caesar Creek State Park. Operator stated that the engine was making a popping noise as it idled outward past the No Wake Buoy. Operator stated he could smell/see smoke coming from the stem of the vessel and had all the occupants place their PFD' s on. Once the group had their PFD 's on the operator directed the group to enter the water as the operator opened the engine cover and expelled one of the two fire extinguishers on 
  board, onto the engine. Massie Twp. Fire and Officer recovered the group that was wading in the water, along with the operator. The fire was extinguished and vessel 1 was towed in. There were no injuries and the vessel appeared to be fire damaged to the exhaust flute area of the lower unit of the I/0 motor.