CH2M Hill

Today, U.S. Environmental Protection Agency (EPA) announced the next step in its review of public health risks linked to fluoride in drinking water: the release of the Protocol for Developing the Fluoride Human Health Toxicity Assessment. This marks a significant milestone in the agency’s expedited assessment of fluoride under the Safe Drinking Water Act (SDWA), a priority set by EPA Administrator Lee Zeldin as part of the Trump Administration’s commitment to Make America Healthy Again, while following gold standard science.

A first-of-its-kind guidebook dedicated to artificial intelligence (AI) and machine learning (ML) in potable reuse systems is now available to help water utilities evaluate and implement such technologies.

ASTM International’s water committee (D19) is developing a proposed standard for a test method to determine carbon dioxide and hydrogen sulfide content in highly alkaline water systems. The proposed method (WK99903) will outline a guide of measuring carbon dioxide and hydrogen sulfide simultaneously using gas chromatography coupled with thermal conductivity detector.

Poly- and perfluoroalkyl substances, also known as PFAS or "forever chemicals" are a family consisting of thousands of fluorinated organic substances, which have been used since the mid-20^th century across a vast range of different application areas. PFAS are highly stable, both physically and chemically, and can repel both water and oil.

Marshall & Stevens, a premier full-service valuation consulting, transaction advisory, and litigation support firm announced it is convening a panel of leading experts for its 2026 Water Forum, titled “Navigating Water Risk Across Agriculture, Infrastructure, and Capital” on Wednesday, September 9, 2026.

Researchers from The Meadows Center for Water and the Environment at Texas State University, Texas Woman’s University, and the University of North Texas have developed a low-cost way to help Texas communities test rivers and streams for possible human wastewater contamination.