S.C. Code Ann. § 50-25-1010: Motorboats on Tugalo Lake; maximum horsepower.

Except for law enforcement and dam operation and maintenance watercraft, no motor in excess of twenty-five horsepower shall be used on any watercraft operated on Tugalo Lake. A person violating the provisions of this section is guilty of a misdemeanor and, upon conviction, must be fined not less than one hundred dollars or more than five hundred dollars, or imprisoned for not more than thirty days, or both.