US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER II: ENVIRONMENTAL PROTECTION AGENCYPart 355 — DETERMINATION OF AMMONIA NITROGEN WATER QUALITY BASED EFFLUENT LIMITS FOR DISCHARGES TO GENERAL USE WATERSSubpart C355.30135 Ill. Adm. Code 355.301Introduction (Repealed)Last amended: 2003Year: 2026Length: 6 wordsOfficial source Section 355 Section 355.301 Introduction (Repealed)Next35 Ill. Adm. Code 355.303