US lawArizonaRegulationsTitle 18 — Environmental QualityChapter 11 — Department of Environmental Quality - Water Quality StandardsR18-11-216R18-11-216R18-11-216. The Protected Surface Waters ListLast amended: 2026Length: 10 wordsOfficial source Cite as Ariz. Admin. Code § R18-11-216Tables A through C prescribe the protected surface waters list.PreviousR18-11-215NextR18-11-217