US lawArizonaRegulationsTitle 18 — Environmental QualityChapter 9 — Department of Environmental Quality - Water Pollution ControlR18-9-112R18-9-112R18-9-112. RepealedRepealedLast amended: 2001Length: 2 wordsOfficial source Cite as Ariz. Admin. Code § R18-9-112R18-9-112. RepealedPreviousR18-9-111NextR18-9-113