US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDPart 303 — WATER USE DESIGNATIONS AND SITE-SPECIFIC WATER QUALITY STANDARDSSubpart C303.43135 Ill. Adm. Code 303.431Long Point Slough and Its Unnamed Tributary (Repealed)Last amended: 2023Year: 2026Length: 12 wordsOfficial source Section 303 Section 303.431 Long Point Slough and Its Unnamed Tributary (Repealed)Previous35 Ill. Adm. Code 303.430Next35 Ill. Adm. Code 303.441