Drinking Water Source

  1. Supreme Court Rules Against EPA In Water Permitting Case 3/7/2025

    On March 4, the Supreme Court ruled in a 5-4 vote that the U.S. EPA has overstepped its authority under the Clean Water Act. According to the majority opinion, the agency does not have the authority “to include ‘end-result’ provisions” when setting specific discharge limits.

  2. Hidden Aquifer Could Change How And Where We Search For Water 2/24/2025

    Scientists have uncovered a massive reservoir of water in Oregon’s Cascade Range mountains. Researchers from the University of Oregon studying volcanic terrain mapped the amount of water stored beneath the crest of the central Oregon Cascades, discovering an aquifer significantly larger than previously thought. 

  3. Efficient Carbon And Ion Exchange Media Exchange 1/31/2025

    This document outlines the essential steps required to exchange spent media, including disposal of spent media.

  4. Identifying Contaminants Of Concern 1/28/2025

    In this article, we outline the sources, occurrence, known health issues, and mitigation options for specific contaminants.

  5. Trump Administration Reverses California Water Rules Amid Controversy 1/24/2025

    Just one month after the Biden administration announced long-awaited water delivery rules for California, newly inaugurated President Trump put forth a presidential action to develop a revised plan within 90 days.

  6. LA Breaks Ground On Indirect Reuse Project To Tackle Water Vulnerability And Climate Resilience 1/8/2025

    Los Angeles recently broke ground on a $740-million advanced water purification facility to transform wastewater into potable drinking water. 

  7. How To Minimize Downtime In Ultrapure Water Systems 12/13/2024

    As ultrapure water becomes increasingly indispensable, new technologies redefine industrial standards, fostering resilience and competitiveness in a rapidly evolving global market.

  8. Turning Reclaimed Water Into Wildlife: How Tucson Saved The Santa Cruz River (Twice) 12/6/2024

    Most treated wastewater is pumped back into a body of water once it meets certain environmental standards. In Arizona, wastewater effluent (a.k.a. reclaimed water) is being used to restore the once-dry Santa Cruz River, breathing new life into the ecosystem and allowing struggling freshwater species to thrive.

  9. Revolutionizing Aquaculture: How Pinnacle Ozone Solutions Solves Industry Challenges 12/5/2024

    The aquaculture industry is booming, driven by a growing global appetite for seafood. But behind this growth lies a challenge: ensuring water quality and sustainable operations in environments that are increasingly under pressure.

  10. EPA Researchers Develop A Chemical Category-Based Approach To Prioritize PFAS For Data Collection 10/29/2024

    The Toxic Substances Control Act (TSCA) requires reporting, record-keeping, testing requirements and restrictions for chemicals of concern, including PFAS. To help meet these requirements, U.S. EPA researchers have developed a chemical category-based approach to help prioritize PFAS for further data collection efforts.