Vessel was traveling in an easterly direction on Oneida Lake.  Operator did not see buoy marker 113 and struck the concrete support.  Vessel became airborne, rolled over, and hit the water in its top.  Vessel sunk with engine resting down.  All passengers were ejected, three drowned and one was rescued.  Vessel was traveling too fast for conditions; being darkness.  Alcohol was also a factor.  No one had on a life jacket.  Vessel is unregistered, had illegal mufflers and a modified air intake as well as "no backflame arrester".
Sylvan Beach                  