RedactedNarrative: Operator traveling north on Lake Denoon on a PWC and stated he was going approximately 40 mph when he started to go over some large waves, which he estimated to be 3’ tall.  Operator stated the waves had to have been caused by another boat on the lake, due they were the only large waves on the water while he was operating the PWC.  Operated stated after striking the first couple of waves he wasn’t able to let go of the throttle, causing him to speed up and the PWC was launched into the air what he estimated as 5’ off of the water’s surface.  Operator stated that he was thrown over the right side of the steering controls and per a witness’s point of view from the shore, bounce and skip across the water’s surface.  Operator stated that he swam back to the PWC to prevent it from drifting away.  Operator stated he could feel the pain in his right leg while swimming and getting back onto the PWC. 