PFAS

Dave and Anna kick off a PFAS podcast series taped on location at the Missouri Water Seminar to provide an on-the-ground perspective of how state and local governments are dealing with the emerging regulatory framework for PFAS. Our first guest — Water Program Director Chris Wieberg of the Missouri Department of Natural Resources — explains how the “Show-Me” state uses data collection, collaboration, and risk communication to advance PFAS regulatory and management efforts statewide.

Continue reading PFAS in Focus: Show-Me Insights From Chris Wieberg, Missouri Department of Natural Resources

The U.S. Environmental Protection Agency (EPA) this week added five PFAS chemicals for a total of six PFAS chemicals to a list of risk-based values. EPA uses these values to determine if response or remediation activities are needed. The five PFAS additions include: hexafluoropropylene oxide dimer acid and its ammonium salt (HFPO-DA — sometimes referred

Tracy Mehan joins Dave and Anna to discuss his work as executive director of government affairs with the American Water Works Association and the flood of water topics inundating the drinking water sector, including new infrastructure funding, affordability as an environmental justice issue, AWWA’s perspective on PFAS and its associated superfund liability question, and updates to the lead and copper rule.

Continue reading Drinking Water on Tap: Money, Morality, and More with Tracy Mehan from the American Water Works Association

On December 27, 2021, the U.S. Environmental Protection Agency published the final Fifth Unregulated Contaminant Monitoring Rule (UCMR). The Fifth UCMR will collect nationwide data on the occurrence of lithium and 29 per- and poly fluoroalkyl substances in public drinking water systems.  Data will be collected between 2023 and 2025 and reported in 2026.