RedactedNarrative: On 06/27/2014 at approximately 2030 hours I was approached by Operator who explained she was thrown from a Jet Ski. Operator stated she was driving the PWC approximately 15 miles per hour when the PWC malfunctioned on her. She said she was thrown off the PWC. Operator stated when she was thrown she kept a hold of the handle bar. She said when she held on she hurt her shoulder. Medical responded and did an initial investigation. Operator's mother was on scene and transported Operator to the hospital.