RedactedNarrative: On 05/24/14, at approximately 6:09 PM, vessel 2 was traveling slowly upstream on the Illinois River just east of the Hatcher Daymark at mile 261.6. Vessel 1 was also traveling upstream at approximately 30 to 40 miles per hour. The operator of Vessel 1 was using his cell phone to look up music and did not see Vessel 2 ahead of him. Two rear passengers of Vessel 2 observed Vessel 1 approaching quickly and yelled for Vessel 1 to stop seconds before they were impacted. Vessel 1 impacted the starboard stern of Vessel 2 and traveled up and over the starboard side deck along the inside of the railing. Vessel1 traveled along the starboard side of the operator''s chair hitting the operator of Vessel 2 in the head and throwing him to the port side of Vessel 2''s deck. Vessel 1 then veered off of the starboard side of Vessel 2 and stopped in the water alongside. 
  
  Morris Fire Department arrived on scene and transported the operator and a female passenger, who had been sitting on the port side mid ship, of Vessel 2 to the Morris Hospital. The operator of Vessel 2 lost consciousness at the scene and later recovered during transport. The operator of Vessel 2 sustained a concussion and a laceration to the rear right side of his head. The injured female passenger of Vessel 2 had bruising to her right shoulder and whiplash. Both the operator and female passenger of Vessel 2 were treated and released from the hospital the same day. 
  
  All occupants of Vessel 1 claimed to be uninjured and refused medical attention at the scene. The four youth passengers of Vessel 1 and two youth passengers of Vessel 2 were all wearing appropriate personal flotation devices when emergency personnel arrived. None of the adult occupants of either vessel were wearing personal floatation devices. 
  
  Vessel 1 was taking on water and had to be towed away from the scene by officers to the north shore where it was beached and later towed away as evidence. Several witnesses along the north shore observed the accidents and where interviewed and gave written statements. Vessel 2 and its remaining occupants were towed back upstream to the Stratton Park Boat Launch. Vessel 2 was loaded onto its trailer and seized as evidence and its occupants were interviewed. 
  
  The occupants of Vessel 1 were transported back to Stratton Park and interviewed. The operator of Vessel 1 had a strong odor of an alcoholic beverage on his breath, failed land based field sobriety given at the launch, admitted to drinking 5 to 6 beers, and was arrested for operation of a watercraft under the influence of alcohol. The operator was transported to the Grundy County Jail where he submitted to a chemical breath test disclosing a BAC of .178. The operator of Vessel 1 was additionally charged with 2 other OUI charges and released. The operator of Vessel 1 refused to discuss the accident with authorities. Additional charges are pending further investigation.