S.C. Code Ann. § 54-3-830

The Authority may elect or appoint annually a harbor master and such number of port wardens as in its discretion is necessary for the bay and harbor of Charleston and the rivers and creeks flowing therein and may define and assign the duties of such harbor master and port wardens under the rules and regulations for the government of vessels within or entering into said harbor and waters, or any of them, and for their safe and convenient use of said waters and may regulate their compensation, with power to remove them, or any of them, at its discretion.