RedactedNarrative: Both operator's were operating at night without lights and had been drinking alcohol.  Vessel #2 struck vessel #1 at a high rate of speed.  Operator of vessel #2 was injured.  The passenger on vessel #1 was knocked off the PWC and unaccounted for at time of accident but was found by side scan sonar the following morning.  
  
  Operator of vessel #1 was impaired by alcohol was arrested for the following:-
  
  Operating a motorboat under the influence of alcohol
  Negligent operation of a motorboat
  Operating a jet ski between the hours of sunset and sunrise
  operating a motorboat without a valid registration
  operating a motorboat between the hours of sunset and sunrise without navigation lights
  operating a jet ski in too close of a proximity of another vessel