Section 501.335  NPDES

The National Pollutant Discharge Elimination System for issuing, establishing conditions for, and denying permits under Section 402 of the CWA.  All terms used regarding NPDES that have been defined in the CWA or regulations adopted under the CWA have the meanings specified in the CWA or those regulations, unless specifically noted otherwise.

(Source:  Amended at 48 Ill. Reg. 3170, effective February 15, 2024)