Contratación para el Desarrollo de Infraestructura del Agua
El Plan Nacional de Desarrollo
PFAS in Focus: Forever-Engineering With Trent Stober, HDR - Reflections on Water Podcast
PFAS Regulatory Update: EPA Issues Updated Drinking Water Health Advisories
Drinking Water on Tap: Money, Morality, and More with Tracy Mehan from the American Water Works Association - Reflections on Water Podcast
2BInformed: The Future of Fluoride in Drinking Water, the New TSCA Fees Rule, and the Drinking Water Contaminant Candidate List 5
Forever Chemicals: What They are and What is being Done to Minimize Their Impact
On-Demand Webinar | Taking the Plunge: Lessons Learned from Water System Consolidations
On-Demand Webinar | Flood or Drought? A Discussion of the Election’s Potential Legislative Impacts on the Water Sector
[WEBINAR] Fairly (or Unfairly?) Traceable: Are Discharges Through Groundwater Subject to the Clean Water Act?
On April 28, 2025, the U.S. Environmental Protection Agency (EPA) announced "major EPA actions to combat PFAS contamination." EPA Administrator Lee Zeldin said that he has "long been concerned about PFAS and the efforts to...more
On January 14, 2025, the EPA released for public comment a risk assessment report evaluating the potential risks associated with land application and land disposal of biosolids containing two types of PFAS, PFOA and PFOS....more
“Contaminants Compass” is a monthly newsletter that provides updates, legal observations and actionable tips to navigate the evolving legal challenges of per- and polyfluoroalkyl substances (PFAS). This edition discusses the...more
In the absence of federal cleanup standards for per- and polyfluoroalkyl substances (“PFAS”) in groundwater, several states have started the process of regulating PFAS in groundwater themselves. As a result, states have...more
The Environmental Protection Agency’s (EPA) recent rulemakings for per- and polyfluoroalkyl substances (PFAS) have far-reaching implications for a broad range of industries, regulated entities, and regulatory bodies. First,...more
On April 19, 2024, just nine days after finalizing the first-ever national, legally enforceable drinking water standard for six individual per-and polyfluoroalkyl substances (PFAS), the Agency designated PFOA and PFOS, two...more
On March 14, 2023, EPA proposed to regulate certain PFAS under the Safe Drinking Water Act. EPA proposed Maximum Contaminant Level Goals for PFOA and PFOS of zero. It proposed Maximum Contaminant Levels for PFOA and PFOS of...more
Two bills introduced in the Massachusetts legislature would ban nearly all products containing intentionally added PFAS sold or distributed in the Commonwealth by 2030, with some categories of products banned by 2026. The...more
A few hours after dinner time on Feb. 3, and approximately 20 miles following a dramatic slow-down from a speed of 50 miles per hour to about half that, a Norfolk Southern freight train consisting of 38 cars – 11 of which...more
In mid-December 2022, the Washington Department of Ecology (Ecology) released Draft Guidance for Investigating and Remediating PFAS Contamination in Washington State. The Draft Guidance would apply to independent...more
On November 15, 2022, in response to a challenge by 3M, the Michigan Court of Claims invalidated the drinking water MCLs and attendant groundwater standards for several PFAS substances, including PFOA (8 parts per trillion,...more
In the absence of federal cleanup standards for per- and polyfluoroalkyl substances (“PFAS”) in groundwater, numerous states have started the process of regulating PFAS in groundwater themselves. As a result, states have...more
HDR Utility Services Director Trent Stober joins Dave and Anna to close out their PFAS miniseries, focusing on the real-world application of regulatory developments in the water sector. Trent provides perspective on how...more
Early results show that using bioremediation to break down “forever chemicals” is working at an airport around Madison, Wisconsin. At the Dane County Regional Airport, scientists are introducing microbes into the groundwater...more
There is no federal drinking water standard for 1,4-dioxane, but as illustrated by a recent press release for the Industrial Excess Landfill Superfund Site in Ohio, the U.S. Environmental Protection Agency (EPA) and state...more
Today, the Environmental Protection Agency (EPA) released four health advisories for the group of contaminants regularly referred to as “forever chemicals”—perfluoroalkyl and polyfluoroalkyl substances (PFAS). Specifically,...more
A few considerations practitioners should keep in mind when dealing with contamination involving per- and polyfluoroalkyl substances (PFAS) contamination. The PFAS Action Act of 2021 passed in the House and was received in...more
Though climate change dominates headlines during Earth Month, health experts (and lawyers) are increasingly concerned about a ubiquitous group of chemicals known as PFAS (per- and polyfluoroalkyl substances). The few people...more
State drinking water, surface water, and groundwater regulations are now all in one place—through an easy-to-use, interactive map. Regulations on per- and polyfluoroalkyl substances (PFAS) vary by state and continue to...more
Battelle markets a technology that, per its website, “destroys PFAS without creating harmful byproducts.” Lest there be any question what this product does, Battelle named it the PFAS ANNIHILATOR™....more
During the early stages of the Biden administration, efforts to regulate per- and poly-fluoroalkyl substances, aka “PFAS,” were largely piecemeal and driven by various proposals in Congress. Last month, however, the U.S....more
North Carolina has begun the process of regulating per- and polyfluoroalkyl substances (“PFAS”) in drinking water and groundwater. This client alert reflects the status of PFAS regulations in North Carolina as of November 16,...more
This past August, EPA published Draft Method 1633 – Analysis of Per- and Polyfluoroalkyl Substances (“PFAS”) in Aqueous, Solid, Biosolids, and Tissue Samples by LC-MS/MS. Once, finalized, this single laboratory validated...more
September 2, 2021, the Environmental Protection Agency (EPA), in collaboration with the Department of Defense (DOD), released the first EPA-validated laboratory analytical method to test for per- and polyfluoroalkyl...more