Day: December 4, 2025
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Arizona Advanced Water Purification Rules (A.A.C. R18-9-A801)
Arizona Advanced Water Purification Rules (A.A.C. R18-9-A801) Overview of Terminology The term “direct potable reuse” does not appear in the Arizona Administrative Code. Rather, Arizona has established rules for “Advanced Water Purification.” The meaning at A.A.C. R18-9-A801.6 states: “Advanced Water Purification” or “AWP” means the treatment or processing of treated wastewater to advanced treated water…