Lexington County Man Arrested on Child Sexual Abuse Material* Charge

COLUMBIA, S.C. 08/05/2025 - South Carolina Attorney General Alan Wilson announced the arrest of River Allen Mathis (age 26), of Cayce, S.C., on one charge connected to the sexual exploitation of minors. Internet Crimes Against Children (ICAC) Task Force investigators with the Lexington County Sheriff's Department made the arrest. Investigators with the Attorney General's Office, also a member of the state's ICAC Task Force, assisted with the investigation.

Investigators received a CyberTipline report from the National Center for Missing and Exploited Children (NCMEC) which led them to Mathis. Investigators state Mathis distributed files of child sexual abuse material.

lick on this ad to learn more about our products and services

Mathis was arrested on July 31, 2025. He is charged with one count of sexual exploitation of a minor, second degree (§16-15-405), a felony offense punishable by up to 10 years imprisonment.

This case will be prosecuted by the Attorney General's Office.

Attorney General Wilson stressed all defendants are presumed innocent unless and until they are proven guilty in a court of law.

* Child sexual abuse material, or CSAM, is a more accurate reflection of the material involved in these heinous and abusive crimes. "Pornography" can imply the child was a consenting participant. Globally, the term child pornography is being replaced by CSAM for this reason.