US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDPart 611 — PRIMARY DRINKING WATER STANDARDSSubpart O611.65035 Ill. Adm. Code 611.650Monitoring for 36 Contaminants (Repealed)Last amended: 1992Year: 2026Length: 9 wordsOfficial source Section 611 Section 611.650 Monitoring for 36 Contaminants (Repealed)Previous35 Ill. Adm. Code 611.647Next35 Ill. Adm. Code 611.657