US lawArizonaRegulationsTitle 18 — Environmental QualityChapter 9 — Department of Environmental Quality - Water Pollution ControlR18-9-718R18-9-718R18-9-718. RenumberedRenumberedLast amended: 2018Length: 2 wordsOfficial source Cite as Ariz. Admin. Code § R18-9-718R18-9-718. RenumberedPreviousR18-9-717NextR18-9-719