S.C. Code Ann. § 43-35-85
(H) A person who wilfully and knowingly obstructs or in any way impedes an investigation conducted pursuant to this chapter, upon conviction, is guilty of a misdemeanor and must be fined not more than five thousand dollars or imprisoned for not more than three years.
As used in this section, "great bodily injury" means bodily injury which creates a substantial risk of death or which causes serious, permanent disfigurement, or protracted loss or impairment of the function of any bodily member or organ.