S.C. Code Ann. § 1-11-490
(D) For purposes of this section:
(E) The notice required by this section may be provided by:
(4) substitute notice, if the agency demonstrates that the cost of providing notice exceeds two hundred fifty thousand dollars or that the affected class of subject persons to be notified exceeds five hundred thousand or the agency has insufficient contact information. Substitute notice consists of:
(G) A resident of this State who is injured by a violation of this section, in addition to and cumulative of all other rights and remedies available at law, may: