(a) A line drawn from the southernmost extremity of Folly Island to latitude 3235 N. longitude 7958.2 W. (Stono Inlet Lighted Whistle Buoy ``1S''); thence to Kiawah Island bearing approximately 307 true.
(b) A line drawn from the southernmost extremity of Kiawah Island to latitude 3231 N. longitude 8007.8 W. (North Edisto River Entrance Lighted Whistle Buoy ``2NE''); thence to Botany Bay Island in approximate position latitude 3233.1 N. longitude 8012.7 W.
(c) A line drawn from the microwave antenna tower on Edisto Beach charted in approximate position latitude 3229.3 N. longitude 8019.2 W. across St. Helena Sound to the abandoned lighthouse tower on Hunting Island charted in approximate position latitude 3222.5 N. longitude 8026.5 W.
(d) A line drawn from the abandoned lighthouse on Hunting Island in approximate position latitude 3222.5 N. longitude 8026.2 W. to latitude 3218 N. longitude 8025 W.; thence to the standpipe on Fripp Island in approximate position latitude 3219 N. longitude 8028.7 W.
(e) A line drawn from the westernmost extremity of Bull Point on Capers Island to latitude 3204.8 N. longitude 8034.9 W. (Port Royal Sound Lighted Whistle Buoy ``2PR''); thence to the easternmost extremity of Hilton Head at latitude 3213.2 N. longitude 8040.1 W.