RedactedNarrative: Operator of unit 1 stated that he saw unit 2 coming at him and that the operator was looking at the bank and not alhead of him. Operator of the unit 1 stated that he yelled and sounded his horn then slammed motor in reverse just before unit 2 struck his vessel. Operator of unit 2 stated that he was looking at the bank while operating his jet ski and that he gave the vessel gas and as he turned is head he saw unit 1 right in front of him he stated that he turned left hard to try to avid an accident but could not turn in time before his vessel unit 1 causing severe damage to both units. The operator of unit 2 stated that he did not hear unit 1's horn or hear him yell. The operator of unit 2 did injure both his legs and his back and had his wife drive him to the hospital. The operator of unit 2 was charged with no proper lookout and failure to register a watercraft. -officer ---after further investigation and talking with dnr investigator we found that the operator of unit 1 was also at fault in this boat accident. Operator1 did not comply with coast guard federal navigation regulation rule 9 "narrow channel" section and rule 14 "head on situation". Operator1 while traveling out of the narrow channel on lake wylie did not stay to the far starboard side of the cove instead he was on the port side of the cove and could not see clearly and his line of sight of the jet ski unit 2 was obstructed by a boat house in the ben of the cove. Operator1 was in violation of navigation rule 14 because it states that when two power driven vessels are meeting on reciprocal courses as to involve risk of collision each shall alter her course to the starboard side so that the vessel would pass on the port side. Operator1 stated that he put the boat in neutral and was putting the boat in reverse when the collision happened and that he did not turn the boat to the starboard side.i with operator1 n 6-26-2014 and issued him a citation for violation of navigational rule 50-21-170.