RedactedNarrative: Based upon independent witness observations, Operator had been consuming alcohol throughout the day. Operator got in his boat which was docked at Black Sandy Campground and drove across Hauser Lake at high speed and directly impacted the shoreline, ejecting himself and various gear out of the boat. Operator was able to then operate the boat back to the campground where he was assisted in trailering the boat. Operator failed to report the crash and departed the campground early the next morning.  he received some minor injuries when hit part of the boat as he was ejected.