US lawArizonaRegulationsTitle 18 — Environmental QualityChapter 4 — Department of Environmental Quality - Safe Drinking WaterR18-4-266R18-4-266R18-4-266. RepealedRepealedLast amended: 1995Length: 2 wordsOfficial source Cite as Ariz. Admin. Code § R18-4-266R18-4-266. RepealedPreviousR18-4-265NextR18-4-267