The Classification of Gasoline & Gasoline Fumes as a Carcinogen: Considerations for Corporate Executives & Attorneys
What to Expect in Chemicals Policy and Regulation and on Capitol Hill in 2023
PFAS in Focus: Forever-Engineering With Trent Stober, HDR - Reflections on Water Podcast
PFAS in Focus: Wastewater Utility Perspectives From Jay Hoskins, Metropolitan St. Louis Sewer District - Reflections on Water Podcast
[Podcast] Catching Up on Canadian Environmental Regulation
PFAS: Increasing Regulations and Managing Legal Liability
EPA Plan Changes PFAS Outlook For Companies, Regulators
2BInformed: The EPA’s Impact on Supply Chains and Climate Change, and Defining “Unreasonable Risk”
2BInformed: Understanding the EPA’s New PFAS Strategic Roadmap and Upcoming PBT Regulations
2BInformed: Overview of PFAS and Related EPA Regulations; EPA’s New Chemical Program Under Amended TSCA
2BInformed: How TSCA Amendments Impact Industries and Managing the EPA’s Risk Evaluations
2BInformed: The Future of Fluoride in Drinking Water, the New TSCA Fees Rule, and the Drinking Water Contaminant Candidate List 5
Starting 2BInformed: The Inaugural Episode of the Podcast Series, ‘2BInformed,’ with Baptist and Bertrand
The Great Green North: A Discussion on Canada’s Environmental Regulations
Wiley Biotech Briefings – An Advanced Course for the Regulatory Professional: TSCA and Industrial Biotechnology
Forever Chemicals: What They are and What is being Done to Minimize Their Impact
One-on-One with David Fotouhi, Acting General Counsel at the EPA
What are PFAS and Why Should We Care?
In 2024, the US Environmental Protection Agency (EPA) established maximum contaminant levels (MCL) for six PFAS chemicals in drinking water. That rule set MCLs of 4 parts per trillion (ppt) for perfluorooctanoic acid (PFOA)...more
In the latest edition of the PFAS Primer Quarterly Update, our roundup of regulatory, litigation, and scientific actions involving PFAS, the EPA rethinks MCLs, more states prohibit new PFAS products, and ongoing discharge...more
Facing federal government plans to weaken regulation of “forever chemicals” in drinking water, Tustin’s Governor, Gavin Newsom, announced the city received a new, state-funded water treatment system designed to remove per-...more
The Environmental Science & Technology Journal found in a 2025 study that 95% of 23 tested beers brewed across the United States contain varying levels of per- and polyfluoroalkyl substances (PFAS). PFAS are synthetic...more
On 14 May 2025, Environmental Protection Agency (EPA) Administrator Lee Zeldin announced the agency’s plan to address the National Primary Drinking Water Regulations (NPDWR) for per- and polyfluoroalkyl substances (PFAS)...more
On May 14, 2025, EPA announced it will rescind and reconsider regulations setting maximum contaminant levels (MCLs) in drinking water for shorter chain per- and polyfluoroalkyl substances (PFAS) and extend the deadlines for...more
On May 14, 2025, the U.S. Environmental Protection Agency (EPA) announced that it plans to retain the current drinking water standards for two per- and polyfluoroalkyl substances (PFAS), i.e., perfluorooctanoic acid (PFOA)...more
On May 14, 2025, EPA issued a news release (available here) stating that the agency will maintain the Safe Drinking Water Act (SDWA) National Primary Drinking Water Regulations (NPDWRs) promulgated in April 2024—but only with...more
On May 14, 2025, the U.S. Environmental Protection Agency (EPA) announced its latest plans to address PFAS contamination in drinking water. Specifically, the EPA plans to retain the National Primary Drinking Water Regulation...more
The United States Environmental Protection Agency (U.S. EPA) announced today that it will keep the current Maximum Contaminant Levels (MCLs) set by the National Primary Drinking Water Regulations for perfluorooctanoic acid...more
Inside EPA is reporting that the Association of State Drinking Water Administrators (ASDWA) and New England Interstate Water Pollution Control Commission (NEIWPCC), among others, are complaining that the U.S. Environmental...more
As President Joseph Biden wound down his time in office, the U.S. Environmental Protection Agency (EPA) undertook significant efforts to finalize the regulation of per- and polyfluoroalkyl substances (PFAS). While it remains...more
In a move that signals potential policy shifts under the new administration, the U.S. Court of Appeals for the District of Columbia Circuit granted EPA’s requests for 60-day stays in two high-profile cases challenging...more
H. 3116 was introduced on January 14th into the South Carolina General Assembly addressing perfluoroalkyl and polyfluoroalkyl substances (collectively, “PFAS”). The Bill would require that the South Carolina Department of...more
On November 14, 2024, the U.S. Environmental Protection Agency (“EPA”) determined that 1,4-dioxane presents an unreasonable risk of injury to human health under its conditions of use....more
Over the last six years, our firm has written extensively about 1,4-Dioxane, from U.S. EPA’s proclamations to state laws and regulations, litigation, and distinctions between federal and state perspectives. (see compilation...more
A group of 18 Democratic AGs filed an amicus brief with the U.S. Court of Appeals for the D.C. Circuit in American Water Works Association v. EPA (No. 24-1188) supporting the EPA’s defense of its Final Rule establishing...more
On April 10, 2024, the United States Environmental Protection Agency (EPA or Agency) promulgated the first-ever national, legally enforceable maximum contaminant levels (MCLs) for six per- and polyfluoroalkyl substances...more
Per- and polyfluoroalkyl substances (PFAS) are a large class of synthetically created organic chemical compounds that have been at the forefront of complex environmental and legal issues in recent years. While many PFAS...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 regulation of per- and polyfluoroalkyl substances (“PFAS”) in drinking water remains one of the primary focuses for legislatures and agencies at both the state and federal levels....more
Recently, there’s been much discussion about the potential benefits that artificial intelligence can bring to climate change regulation. For example, advanced technology, such as satellite data, is being used to identify...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
Today, the U.S. Environmental Protection Agency (USEPA) announced the final National Primary Drinking Water Regulation establishing the first national legally enforceable drinking water standards (Maximum Contaminant Levels...more
On October 26, Delaware Attorney General (AG) Kathleen Jennings filed a lawsuit against fourteen chemical companies for allegedly contaminating the state’s natural resources with per- and poly-fluoroalkyl substances (PFAS)...more