RedactedNarrative: Injured operator of vessel one headed north to get to a fishing sport, when he turned left, he encountered a ski boat making a turn to pick up a skier in the water.  Operator of vessel one backed off throttle to approx 25-30 mph and made a starboard turn away from the ski boat area. When vessel one hit the ski boats wake, he began to lose control. Operator one attempted to port turn to straighten back out but the steering was stiff and boat began to hop and at one point was near sideways.  Vessel one hit a vessel that was in the slip and out of the water on a lift.  The bow of vessel one hit near center on the vessel that was out of the water, pushing it hard forward and to the port.  There was a cable and lock through the bow eye of the other vessel which broke on impact, bending the bow eye 90 degrees to the port. The port side of the other vessel struck a support pole ripping the vessel cover and scraping the gel coat. The  dock itself bowed from the impact. Alcohol was not involved in this accident and a pfd was not being worn or used. Subject was injured when he fell upon impact.
NameOfBodyOfWater: WILLIAMSTOWN LAKE
NearestCityTown: WILLIAMSTOWN