S.C. Code § 4-3-270
Georgetown County is bounded as follows: by a line originating at Britton's Ferry (abandoned) on the Great Pee Dee River; thence northeastward on a true azimuth of 45° (bearing of N 45° E) to the center line of the Great Pee Dee River; thence southeastward following the center line of the Great Pee Dee River to its intersection with the center line of Bull Creek; thence southeastward following the center line of Bull Creek to its intersection with the center line of the Waccamaw River; thence southward following the center line of the Waccamaw River to a point at latitude 33° 34' 22.623" N, longitude 79° 06' 03.848" W (North American Datum 1983); thence eastward following a straight line to a point at latitude 33° 34' 21.602" N, longitude 79° 00' 06.564" W (North American Datum 1983) on the seashore; thence on a true azimuth of 126° (bearing of S 54° E) to the Territorial Sea boundary; thence southeastward following the Territorial Sea boundary to its intersection with a line extending from a point at latitude 33 ° 05' 55.931" N, longitude 79° 17' 42.847" W (North American Datum 1983) to the Territorial Sea boundary on a true azimuth of 145° (bearing of S 35° E); thence northwestward on said line from the Territorial Sea boundary to said point; thence northeastward following a straight line to a point at latitude 33 ° 06' 59.785" N, longitude 79° 16' 49.966" W (North American Datum 1983) in the South Santee River; thence northeastward and northwestward following the center line of the South Santee River to its intersection with the center line of the Santee River; thence northwestward following the center line of the Santee River to its intersection with a line extending on a true azimuth of 36° 30' (bearing of N 36° 30' E) from Leneud's Ferry (abandoned) on the southwest bank of the Santee River; thence northeastward from said point on said line to the main road leading from Leneud's Ferry (abandoned) on the northeast bank of the Santee River; thence northeastward following the old main road leading from Leneud's Ferry (abandoned) across Potato Ferry (abandoned) on the Black River to Britton's Ferry (abandoned) on the Great Pee Dee River, the point of origin.
S.C. Code § 4-3-270