S.C. Code § 4-3-240
Edgefield County is bounded as follows: on the north and northeast by Greenwood and Saluda Counties; on the southeast by Aiken County; on the south and southwest by the Savannah River, which separates it from Georgia and McCormick County, which latter county is separated from Edgefield County by a line beginning on the Greenwood-Edgefield County line more particularly described in the boundaries of McCormick County, and running in a westerly direction to a stake about 1/4 of a mile west of the old White place; thence in a straight line S. 13° E. 10,978 feet to a stake; thence S. 77° W. 3,750 feet to a stake; thence S. 13° E. 8,522 feet to a pine; thence S. 35° 45' E. 20,400 feet to Cochran's Bridge, on Turkey Creek; thence S. 26° 30' E. 1,680 feet to a point where a branch crosses a public road; thence S. 59° 30' W. 27,908 feet to the run of Big Stevens' Creek; thence down the run of Big Stevens' Creek to a stake; thence S. 50° W. 22,828 feet to the South Carolina-Georgia line in the Savannah River, and in addition the following territory transferred from McCormick County by act of the General Assembly, approved February 9 1921, to wit: beginning on the McCormick and Edgefield County line at Moultrie's Mill Branch on Turkey Creek; thence down the run of Turkey Creek to its intersection with Stephen's Creek; thence down the run of Stephen's Creek to the Edgefield and McCormick County line; thence to Edgefield and McCormick County line N. 59° 45' E. 27,908 feet to a corner at the intersection of a public road with a branch of Beaver Creek; thence with the Edgefield and McCormick County line N. 26° 15' W. 16,800 feet to the beginning, less the following territory transferred to McCormick County by act of the General Assembly, approved February 11 1921, to wit: all of that certain territory or portion of Edgefield County embraced within the following lines and boundaries, to wit: beginning at a cottonwood tree on the west bank of Stephen's Creek; thence to Edgefield and McCormick County line and the South Carolina and Georgia State line of the Savannah River; thence the South Carolina and Georgia State line on the Savannah River to old Furry's Ferry; thence a straight line N. 24° E. to a stake X 3 N. on the west bank of Stephen's Creek to the beginning point.
S.C. Code § 4-3-240