RedactedNarrative: VESSEL 1 WAS BEING OPERATED IN THE MIDDLE OF LAKE. OPERATOR STATED THAT HIS STEERING HAD BROKEN AND HE DID NOT REALIZE HE WAS SO CLOSE TO THE BANK. VESSEL THEN STRUCK THE ROCKS ON THE SHORE LINE.  AREA OF THE ACCIDENT WAS APPROXIMATELY 3370 FT NORTHEAST OF THE SPILLWAY AND APPROXIMATELY 1.61 MILES EAST OF THE MARINA AND APPROX 2930 FT WEST OF GROUP CAMP 3.