Podcast - Diamond Alternative Energy, LLC v. EPA: The Intersection of Constitutional and Environmental Law
SCOTUS Clean Air Act Cases: What’s New?
Rewriting the Rules: The Supreme Court's Landmark Decision on Clean Water Act Permits
Compliance into the Weeds: More Compliance Challenges in the Trump Era
Environmental and Sustainability Regulations & the New Administration
No Password Required: USF Cybercrime Professor, Former Federal Agent, and Vintage Computer Archivist
Georgia on My Mind: On the Frontlines of Federal Rulemaking With AG Carr — Regulatory Oversight Podcast
Small Refinery Exemption Litigation Update
[Podcast] Keith Matthews and Chris Wozniak: Talking Ag Biotech Episode 5
[Podcast] Keith Matthews and Chris Wozniak: Talking Ag Biotech Episode 4
Consumer Finance Monitor Podcast Episode: A Look at the Current Challenge to Judicial Deference to Federal Agencies and What it Means for the Consumer Financial Services Industry, With Special Guest, Craig Green, Professor, Temple University
What to Expect in Chemicals Policy and Regulation and on Capitol Hill in 2023
H2-OWOW! – A Reflective Conversation with John Goodin, Former Director of EPA’s Office of Wetlands, Oceans, and Watersheds – Reflections on Water Podcast
Reflections on Sackett - Reflections on Water Podcast
PFAS in Focus: Wastewater Utility Perspectives From Jay Hoskins, Metropolitan St. Louis Sewer District - Reflections on Water Podcast
[Podcast] Keith Matthews and Chris Wozniak: Talking Ag Biotech
Environmental Agencies, Superfund Cleanups, and Managing Enforcement Actions
West Virginia vs. EPA Part II: U.S. Supreme Court Applies the Major Questions Doctrine to limit EPA Regulatory Authority
#WorkforceWednesday: Employers Respond to Dobbs, Implications of the Supreme Court's EPA Ruling, and Pay Increases for CA Health Care Workers - Employment Law This Week®
PFAS Regulatory Update: EPA Issues Updated Drinking Water Health Advisories
The United States Government Accountability Office (“GAO”) issued a July 30th report titled: Persistent Chemicals: Information on EPA’s Analysis of Costs for its PFAS Drinking Water Regulation (“Report”)....more
Earthjustice submitted a July 28th document to the United States Environmental Protection Agency (“EPA”) styled: Petition for Emergency Action under the Safe Drinking Water Act, 42 U.S.C. § 300i and 42 U.S.C. §...more
Led by Administrator Lee Zeldin, a prior member of the Congressional PFAS Task Force, the U.S. Environmental Protection Agency (EPA) is continuing to focus on developing per- and polyfluoroalkyl substances (PFAS) policy and...more
The U.S. Environmental Protection Agency (EPA) has announced major changes to two regulations concerning per- and polyfluoroalkyl substances (PFAS). The first is a revamp of Safe Drinking Water Act (SDWA) standards for...more
The United States Environmental Protection Agency (“EPA”) announced in a May 14th news release what it describes as an action that will “provide regulatory flexibility and holistically address” the perfluorooctanoic acid...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
In February 2025, newly installed EPA leadership sought and obtained orders from the D.C. Circuit Court of Appeals staying pending legal challenges to two key rulemaking actions by the former administration: the setting of...more
The United States Department of Justice (“DOJ”) on behalf of the federal Environmental Protection Agency (“EPA”) entered into a January 16th Consent Decree (“CD”) with the operators of the Oasis Mobile Home Park (“Park”) for...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 synthetic chemicals used in a wide range of consumer products since 1947, known for their strong carbon-fluorine bonds. These bonds make PFAS resistant to breakdown, earning them...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...more
PFAS (per- and polyfluoroalkyl substances) are a group of thousands of chemicals manufactured since the 1940s for use in consumer products and industrial processes. This article presents an overview of the PFAS phenomenon. ...more
The United States Environmental Protection Agency’s (“EPA”) Office of Ground Water and Drinking Water issued a November 21st guidance memorandum titled: PFAS National Primary Drinking Water Regulation Monitoring and...more
In the latest edition of the PFAS Primer Quarterly Update, our roundup of regulatory, litigation, and scientific actions involving PFAS, the EPA delays PFAS reporting, a compostable case won’t degrade, and Illinois keeps an...more
There’s no shortage of laws or regulations governing per- and polyfluoroalkyl substances (PFAS). But how PFAS are defined across federal and state programs is far from consistent....more
Just past the halfway point of 2024, it's already been a busy year for those following regulatory developments related to per- and polyfluoroalkyl substances (PFAS). Building on its plans in the 2021 PFAS Strategic Road Map...more
Effective as of yesterday, July 8, 2024, two widely used per- and polyfluoroalkyl substances (PFAS)—perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS) are deemed hazardous substances under the Comprehensive...more
Two legal challenges have been filed in the D.C. Circuit Court of Appeals with respect to EPA’s April 10, 2024, final rule setting legally enforceable Maximum Contaminant Levels (MCLs) for six PFAS in drinking water...more
On April 19, the U.S. Environmental Protection Agency (EPA) released a pre-publication version of the long-awaited final rule designating two per- and polyfluoroalkyl substances (PFAS) as “hazardous substances” under the...more
On April 10, 2024, U.S. EPA issued the first-ever, national drinking water standard for a group of chemicals commonly referred to as “PFAS” or “forever chemicals”. PFAS generally refers to a family of chemicals known as “per-...more
The United States Environmental Protection Agency (“EPA”) on April 11th issued final Safe Drinking Water Act (“SDWA”) National Primary Drinking Water Standards for six PFAS which include:...more
Soon after the Biden Administration took office, the United States Environmental Protection Agency (“EPA”) issued a Strategic Roadmap highlighting the many ways it planned to “research, restrict, and remediate” per-and...more
The new year will be a busy one for federal and state per- and polyfluorinated alkyl substances (PFAS) regulations. There are a number of new federal rulemakings, including those under the Comprehensive Environmental...more
As previously reported, The Chemours Company FC, LLC (“Chemours”) challenged the United States Environmental Protection Agency (“EPA”)’s Health Advisory Level (“HAL”) of 10 ppt for HFPO Dimer Acid, a.k.a. GenX, in the U.S....more