N.C. Gen. Stat. § 143-215.64

The purpose of this Article is to require all persons who are subject to the provisions of G.S. 143-215.1, 143-215.108, or 143-215.109 to file reports with the Commission covering the discharge of waste and air contaminants to the waters and outdoor atmosphere of the State and to establish and maintain approved systems for monitoring the quantity and quality of such discharges and their effects upon the water and air resources of the State.