S.C. Code Regs. § § 123-14
The use of watercraft will be restricted in the waters in a 318 acre area on the west side of Cantey Bay, Lake Marion, Clarendon County, S.C., from 1 November through 15 March of each year. The restricted or controlled area lies north of U.S. Highway Numbers 15 and 301, on the west side of Cantey Bay, and adjacent to the Bluff Unit of the Santee National Wildlife Refuge. For a more detailed description as to the courses, metes and bounds of the area herein restricted, reference may be had to the plat prepared by the U.S. Department of the Interior, Fish and Wildlife Service, entitled "Santee National Wildlife Refuge", showing an enclosed area of 318 acres within "Cantey Bay", and with the Legend "Area closed to boat traffic from November 1 to March 15 each year".
No person shall operate any vessel in the restricted or controlled 318 acre area of Cantey Bay, Clarendon County, S.C., from 1 November through 15 March of each year.
The regulated area of Cantey Bay shall be identified by appropriate signs and markers. The signs and markers shall conform to the system of aids to navigation prescribed by the U.S. Coast Guard and to the system of uniform waterway markers approved by the advisory panel of State officials to the Merchant Marine Council, U.S. Coast Guard. The regulated area lines will be posted with standard "Closed Area" signs during that period of the year when boat use is prohibited.
S.C. Code Regs. § 123-14