US lawArizonaRegulationsTitle 18 — Environmental QualityChapter 9 — Department of Environmental Quality - Water Pollution ControlR18-9-128R18-9-128R18-9-128. RepealedRepealedLast amended: 1996Length: 2 wordsOfficial source Cite as Ariz. Admin. Code § R18-9-128R18-9-128. RepealedPreviousR18-9-127NextR18-9-129