RedactedNarrative: On 08/23/2014, at about 01:49 p.m., these two vessels were operating on Mayfield Lake at the Ike Kinswa State Park end of the Lake located near Mossyrock, WA in Lewis county. 
  
  Operator1 was operating V1. He was under power when he stopped abruptly. His wife was operating V2. She was directly behind V1 and was unable to stop in time and struck V1. V2 also struck Operator1 on his back causing injuries. 
  
  Operator1 was transported by Lewis CSO personnel to Ike Kinswa State Park . He was then transported by ambulance to Tacoma General Hospital with major back injuries. 
  
  1 Injury / 0 Fatalities 
  There was no apparent alcohol involvement 
  There was minimal damage done to each vessel 
  Both Operators were wearing a PFD 
  Both Operators had a mandatory Boater Education Card