Category: Uncategorized
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California Direct Potable Reuse Regulations
California Direct Potable Reuse Regulations What Are California Direct Potable Reuse Regulations Direct potable reuse requirements are found in the California Code of Regulations at Title 22, Division 4, Environmental Health, Chapter 17, Surface Water Treatment, Article 10, Direct Potable Reuse. In the California Code of Regulations (C.C.R), a “Direct potable reuse project” or “DPR…
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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…
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Direct Potable Reuse (DPR) Introduction
Direct Potable Reuse (DPR) Introduction Direct Potable Reuse (DPR) Defined Direct Potable Reuse (DPR), also called advanced water purification, is the process of treating wastewater to remove chemical and microbiological pollutants, and use the finished product as drinking water with no environmental buffer in between. For consistency, I will use the term direct potable reuse.…
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Final PFAS National Primary Drinking Water Regulation
Final PFAS National Primary Drinking Water Regulation: What Utilities Need to Know Overview of the EPA Final PFAS Regulation On April 8, 2024, The U.S. Environmental Protection Agency (EPA)finalized the PFAS National Primary Drinking Water Regulation (NPDWR), published in the Federal Register on April 26, 2024 (89 FR 32532). The rule becomes effective on June…
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Final Lead Copper Rule Improvements
Final Lead Copper Rule Improvements This is an update to the article titled “EPA Releases Proposed Lead Copper Rule Improvements in Drinking Water Regulation” dated April 2, 2024. The U.S. Environmental Protection Agency published the Final Lead Copper Rule Improvements (LCRI) in the Federal Register on October 30, 2024 (89 FR 86626). The LCRI was…