US lawArizonaRegulationsTitle 18 — Environmental QualityChapter 9 — Department of Environmental Quality - Water Pollution ControlR18-9-818R18-9-818R18-9-818. RepealedRepealedLast amended: 2000Length: 2 wordsOfficial source Cite as Ariz. Admin. Code § R18-9-818R18-9-818. RepealedPreviousR18-9-817NextR18-9-819