RedactedNarrative: On May 26, 2014, the 13yo operator of a pwc struck the back of a vessel that was on a boat lift. The operator was knocked into the water unconscious. The operator was pulled from the water and transported to the hospital with very serious injuries. There was also damage done to the boat on the lift.  Subjects indicated that operator had been operating the pwc close to the boat and pier for as many as two hours prior to the accident.