US lawArizonaRegulationsTitle 18 — Environmental QualityChapter 4 — Department of Environmental Quality - Safe Drinking WaterR18-4-115R18-4-115R18-4-115. RenumberedRenumberedLast amended: 2008Length: 2 wordsOfficial source Cite as Ariz. Admin. Code § R18-4-115R18-4-115. RenumberedPreviousR18-4-114NextR18-4-116