(a) A line drawn from St. Simons Light to the northernmost tank on Jekyll Island charted in approximate position latitude 31[deg]05.9[min] N., longitude 81[deg]24.5[min] W.
(b) A line drawn from the southernmost tank on Jekyll Island charted in approximate position latitude 31[deg]01.6[min] N., longitude 81[deg]25.2[min] W., to coordinate latitude 30[deg]59.4[min] N., longitude 81[deg]23.7[min] W. (0.5 nautical mile east of the charted position of St. Andrew Sound Lighted Buoy 32); thence to the abandoned lighthouse tower on the north end of Little Cumberland Island charted in approximate position latitude 30[deg]58.5[min] N., longitude 81[deg]24.8[min] W.
(c) A line drawn across the seaward extremity of the St. Marys River Entrance Jetties. [CGD 77-118a, 42 FR 35784, July 11, 1977. Redesignated by CGD 81-017, 46 FR 28154, May 26, 1981, as amended by USCG-2013-0397, 78 FR 39172, July 1, 2013]