RedactedNarrative: Vessel 2 Operator on jetski near the mouth of the Fox River, heading towards Lake Butte Des Morts, was struck by Vessel 1.  Vessel 1 Operator did not stop render aid and continued on his way.  Vessel 2 Operator was brought to shore and was transported to the hospital with injuries.  Vessel 1 Operator was located by law enforcement at the Leonard Point boat ramp loading the pontoon onto the trailer.  Vessel 1 Operator was arrested and transported to the hospital for legal blood draw.  Vessel 1 Operator was issued citations for operating a motorboat while under the influence of an intoxicant causing injury; operating a motorboat while under influence of intoxicant; and fail to render aid at boating accident.  Vessel 1 Operator was released from the hospital to a responsible adult.