Category: Uncategorized
-
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…
-
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…
-
National Pollutant Discharge Elimination System 101
National Pollution Discharge Elimination System 101 In my previous article titled “Surface Water Quality Standards 101”, I discussed what Surface Water Quality Standards are and how they are developed. In this article I will discuss how surface water quality standards established by states, territories, and authorized tribes are used to enforce provisions of the Clean…
-
Aquifer Water Quality Standards Update
Aquifer Water Quality Standards Update Background The Arizona Department of Environmental Quality was established by the Arizona Environmental Quality Act (EQA) of 1986. The EQA also established the Aquifer Protection Permit Program to protect the State’s aquifers. The definition of “aquifer” as it appears at A.R.S. §49-201.2 “…means a geologic unit that contains sufficient saturated…
-
Surface Water Quality Standards
Surface Water Quality Standards The Federal Water Pollution Control Act (aka Clean Water Act of 1972 and subsequent amendments) requires states, territories, and authorized Indian tribes to establish surface water quality standards in order to meet the goals of the Act to “restore and maintain the biological, physical, and chemical integrity of the Nation’s waters”…
