RedactedNarrative: UNIT 1 WAS TRAVELING IN THE DIRECTION OF WEST DIKE ON LAKE MOULTRIE.  UNIT 1 STRUCK A STUMP WITH THE LOWER UNIT OF THE OUTBOARD MOTOR.  THE COLLISION CAUSED THE VESSEL TO MAKE A HARD TURN STARBOARD INTO THE ROCKS.  UNIT 1 WAS ABLE TO GET UNDERWAY AND MAKE IT BACK TO THE LANDING.