RedactedNarrative: Emergency responders treated and transported victims prior to deputy's arrival on scene. Upon arrival, it was determined which victim was the operator of the watercraft. It was determined that while traveling across the lake, a large wave partially submerged the watercraft. As this took place an additional wave totally sank the watercraft. 
  
  According to all parties involved, they then fastened their life jackets while in the water. The operator stated they attempted to overturn the watercraft, but were unsuccessful. All subjects then started swimming to shore. The operator arrived first, after being in the water for approximately 25 minutes. Once on shore, he was able to make contact with a resident who called authorities. The husband (listed in this report as a witness) then responded with his pontoon boat to the two victims still in the water. The victims were removed from the water and brought to shore. All victims were transported to the hospital by ambulance, where they were treated for hypothermia. The operator was checked for alcohol use. The watercraft was removed the following day.
  