S.C. Code Ann. § 50-21-138
There is established a no wake zone on that portion of Lucy Point Creek in Beaufort County lying between N Lat. 032� 28.50' W Long. 080� 37.10' and N 32� 28.75' Long. 080� 36.90'. These boundaries must be clearly marked with signs. The signs must be designed and installed by the department.