S.C. Code Ann. § 44-96-430

The department may hold public hearings and compel the attendance of witnesses, conduct studies, investigations, and research with respect to the operation and maintenance of any solid waste management facility and issue, deny, revoke, suspend, or modify permits under such conditions as it may prescribe for the operation of solid waste management facilities. However, no permit shall be revoked without first providing the permit holder with the opportunity for a hearing.