RedactedNarrative: OPERATOR WAS ATTEMPTING TO BOARD VESSEL 1 AND LOST HER BALANCE.  OPERATOR FELL INTO THE WATER AND STRUCK HER LOWER BACK ON A SUBMERGED ROCK.  AREA OF THE ACCIDENT WAS APPROX 35 FEET NORTH OF COWSKIN BAY SOUTH BOAT RAMP AND APPROX 300 FEET SOUTH  OF THE COWSKIN BAY COURTESY BOAT DOCK.  OPERATOR WAS ASSISTED FROM THE WATER BY FAMILY MEMBERS AND THEN TRANSPORTED TO HOSPITAL BY TULSA LIFE FLITE.
NameOfBodyOfWater: KEYSTONE LAKE
NearestCityTown: CLEVELAND                     