RedactedNarrative: Unit 1 in route to HHI navigated out in front of St. Phillips Island. Just out side of Trenchards Inlet. Waves overtook Unit 1 swamping it. The operator of Unit 1 tried to hold on to the vessel. According to the operator he spent several hours in the water before drifting ashore on st. Phillips island. The operator took shelter in a house on the island where he was rescued by SCDNR and taken to Station Creek Landing for medical treatment for water exposure and Hypothermia.