RedactedNarrative: Vessel #1 is a jet water "FLYBOARD" attached to a 2016 SEADOO (PA 9380DP), Operator of "FLYBOARD" (Vessel #1) was operating in close proximity of anchored vessels.  Operator of "FLYBOARD" lost control and fell approximately 15-20 feet onto the rear swim platform of Vessel #2 that was anchored and not moving.  
  Operator of "FLYBOARD" struck head on the rear swim platform then entered the water to the rear of anchored vessel.  The "FLYBOARD" was still operational and continued to propel the operator further under water.  Two witnesses immediately jumped into the water to assist the "FLYBOARD" operator. 
  US Coast Guard Vessel and Louisville Metro Police River Unit vessel were in area when accident occurred.  US Coast Guard and Louisville Metro Police personnel deployed rescue swimmers/ divers to assist the victim.  The "FLYBOARD" operator was still under water until rescue swimmers were able to reach and recover the operator and disable the FLYBOARD operations via remote on operators wrist.  
  Rescue swimmers and EMS personnel were able to remove the FLYBOARD from the operator and successfully board the victim for transport.  Louisville Metro Police River Unit transported the victim to the LMPD Dock House located at 1229 River Road, Louisville KY where EMS (St. Matthews Medic) transport was awaiting.  Victim was transported to University of Louisville Hospital.  
  The owner of Vessel #2 that was anchored during the incident was present and gave a statement and information.  There was no damage to Vessel #2. There was also no damage to Vessel #1, only the operator of Vessel #1 (FLYBOARD) received non-life threatening injuries.  Two other witnesses were able to give statements and provide videos of the incident.  Vessel #1 (FLYBOARD) operator was admitted to University of Louisville Hospital for a head injury and was released the next day 08/20/2017 with a fractured upper jaw.