(415 ILCS 5/3.143)
    Sec. 3.143. CCR surface impoundment. "CCR surface impoundment" means a natural topographic depression, man-made excavation, or diked area, which is designed to hold an accumulation of CCR and liquids, and the unit treats, stores, or disposes of CCR.
(Source: P.A. 101-171, eff. 7-30-19.)