S.C. Code Ann. § 5-31-250

The board of commissioners of public works of any city or town may purchase, build or contract for building any waterworks or electric light plant authorized under Article 7 of this chapter and may operate them and shall have full control and management of them. It may supply and furnish water to citizens of the city or town and also electric, gas or other light and may require payment of such rates, tolls and charges as it may establish for the use of water and light.