US lawIllinoisRegulationsTitle 35 — ENVIRONMENTAL PROTECTIONCHAPTER I: POLLUTION CONTROL BOARDPart 611 — PRIMARY DRINKING WATER STANDARDSSubpart P611.68035 Ill. Adm. Code 611.680Sampling, Analytical, and other Requirements (Repealed)Last amended: 2012Year: 2026Length: 10 wordsOfficial source Section 611 Section 611.680 Sampling, Analytical, and other Requirements (Repealed)Next35 Ill. Adm. Code 611.683