Coast Guard Port Security Unit 308 based here in South Mississippi Coast Guard Port Security Unit 308 based here in South Mississippi By Bill Snyder | January 14, 2021 at 2:12 PM CST - Updated January 14 at 6:27 PM KILN, Miss. (WLOX) - We all know about the Coast Guard station at Gulfport Harbor, but there’s another Coast Guard unit set up in the Kiln. It’s their special operations unit, otherwise known as Port Security Unit 308. “We are a deployable special forces. Our unit specifically provides security to the ports anywhere around the world,” said Lt. Comm. John Traxler. “We can be deployed anywhere around the world in 96 hours, so we stay ready all the time.”