RedactedNarrative: On 06-03-18, at approximately 5:35 p.m., according to witness accounts and occupants on unit 2, unit 1 was jumping wakes and driving erratically on the Fox River.  Unit 2 was traveling northbound on the river, on plane.  As unit 2 approached the area, unit 1''s front end impacted the port side of unit 2.  The operator of unit 1 was ejected and suffered severe head trauma.  He was face down in the water, unconscious.  The occupants of unit 2 pulled the operator of unit 1 onto their boat and transported a short distance to the boat ramp.  Rescue personnel then transported to the hospital.  Operator1's BAC was .17