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 April 12, 2024, two days after EPA issued a final rule setting standards for certain per- and polyfluoroalkyl substances (PFAS) in public drinking water, the White House Office of Management and Budget (OMB) concluded its...more
On April 8, 2024, the EPA Administrator signed the final rule establishing drinking water standards, also known as MCLs, for six PFAS (PFOA, PFOS, PFNA, GenX (HFPO-DA), PFHxS, and PFBS). The final MCLs for PFOA and PFOS are...more
Background - An MDL was formed in South Carolina in 2018 to litigate allegations of PFAS contamination from the use of specific PFAS-containing Aqueous Film-Forming Foam (AFFF MDL). In the past year, two defendants —...more
As expected, 2023 was an expansive year for the regulation of per- and polyfluoroalkyl substances (“PFAS”) at the federal level. The United States Environmental Protection Agency (“EPA”) took (or at least proposed)...more
In the latest edition of the PFAS Primer Quarterly Update, our roundup of regulatory, litigation, and scientific actions involving PFAS. This quarter, the OMB reviews RCRA and CERCLA PFAS rules, Washington State wants more...more
On March 14, 2023, the U.S. Environmental Protection Agency (“EPA”) announced a proposed National Primary Drinking Water Regulation (NPDWR) for six per- and polyfluoroalkyl substances (“PFAS”). PFAS are a category of...more
Aqueous film-forming foam (“AFFF”) is a hot topic in per- and polyfluorinated Substances (“PFAS”) litigation. AFFF is used to fight gasoline, oil, and jet fuel fires by producing an aqueous film that spreads across a fire’s...more
As anticipated, 2022 was another eventful year for the regulation of per- and polyfluoroalkyl substances (“PFAS”) at the federal level. The United States Environmental Protection Agency (“EPA”) took significant actions under...more
Pennsylvania’s new “Safe Drinking Water PFAS MCL Rule” became effective on January 14, 2023, upon the publication of the new regulations in the Pennsylvania Bulletin. As discussed in a previous post, this rulemaking...more
On November 17, 2022, the Independent Regulatory Review Commission (“IRRC”) approved the Pennsylvania Environmental Quality Board’s (“EQB”) new safe drinking water maximum contaminant levels (“MCLs”) for perfluorooctanoic...more
In the first designation of its kind, the US Environmental Protection Agency (EPA) released a pre-publication proposed rule on August 26, 2022, designating perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid...more
Just when we environmental old-timers were just getting used to talk about PFAS concentrations in the low parts per trillion range, EPA has moved us squarely into uncharted territory. EPA has released new, interim, lifetime...more
In October 2021, the United States Environmental Protection Agency (EPA) introduced its PFAS Strategic Roadmap, laying out the agency’s approach to PFAS regulation in the coming years. One of the most highly anticipated...more
On October 18, 2021, the U.S. Environmental Protection Agency (“EPA”) issued its highly anticipated PFAS Strategic Roadmap: EPA’s Commitments to Action 2021-2024, setting forth a three-year multi-agency strategy to address...more
The bipartisan Infrastructure Investment and Jobs Act (“Infrastructure Act”) signed by President Biden on November 15, 2021 provides for $10 billion in funding to address PFAS contamination, nationwide. In a letter to...more
If your organization has not already started thinking about PFAS (per- and polyfluoroalkyl substances), there's no time like the present. PFAS refers to a family of man-made, environmentally persistent chemicals (often...more
Per- and Polyfluoroalkyl Substances (PFAS) are a broad category of man-made chemicals that have been manufactured since the 1940s and have been used in a variety of products for their heat- and stain-resistance, including...more
On January 19, 2021, the United States Environmental Protection Agency (“EPA”) introduced several new action items to further complement its progress under the 2019 Per-and Polyfluoroalkyl Substances ("PFAS") Action Plan....more
By this time next year, a wide range of businesses, governments and citizens will know a lot more about per- and poly-fluoroalkyl substances (PFOS and PFOA) in their communities. PFOS and PFOA compounds are a family of...more
There have been several recent developments involving PFAS regulation, most notably the Environmental Protection Agency’s (EPA) Significant New Use Rule (SNUR) for certain long-chain per- and polyfluoroalkyl compounds (PFAS)....more
In support of the State Water Resources Control Board’s (State Board) efforts to investigate and evaluate the public health effects of per- and polyfluoroalkyl substances (PFAS), the San Francisco Regional Water Quality...more
Recently, I participated in the Environmental Law Institute’s (ELI) Master Class, PFAS: From Common Use to Concern. My fellow panelists and I discussed “PFAS in Water,” which included a discussion of the environmental and...more
The proposal marks another instance of EPA follow-through on its 2019 PFAS Action Plan. The SDWA requires EPA to make regulatory determinations every five years based on whether chemicals in public water systems pose a...more
California sues Trump administration to block water rules - Bullet ABC News – February 20 - California sued the Trump administration on Thursday to block new rules finalized this week that would let farmers take more...more