US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDPart 611 — PRIMARY DRINKING WATER STANDARDS611.TABLE A35 Ill. Adm. Code 611.TABLE AA Total Coliform Monitoring Frequency (Repealed)Last amended: 2020Year: 2026Length: 8 wordsOfficial source Section 611.TABLE A Total Coliform Monitoring Frequency (Repealed)Previous35 Ill. Adm. Code 611.TABLENext35 Ill. Adm. Code 611.TABLE B