The incident occurred at about 5:15 p.m. on May 26 at Cherokee Landing swim beach on the north end of Lake Tenkiller.
Terence D. Collins, 17, of Coweta was swimming out to a buoy about 30 yards off shore in 23 feet of water when, for an unknown reason, the victim went under and did not resurface, according to the OHP. Collins was pulled from the water by a bystander.
Collins was taken to Tahlequah City Hospital and later lifeflighted to Saint Francis hospital in Tulsa, where he was admitted in critical condition. He died May 29.
The incident was investigated by OHP Troopers Charlie Batt and Gordon Chronister of Troop W. They were assisted by Lt. Greg Giles and Trooper Mike Sherman of Troop W.
