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 Environmental Defense Fund, Environmental Integrity Project, Natural Resources Defense Council, and Sierra Club (collectively, “EDF”) filed in the United States Court of Appeals for the District of Columbia Circuit an...more
The U.S. Court of Appeals for the D.C. Circuit granted EPA’s motion to lift the stay in the litigation challenging the maximum contaminant levels (MCLs) for six PFAS chemicals (PFOA, PFOS, PFHxS, PFNA, HFPO-DA commonly known...more
On June 23, 2025, the U.S. Environmental Protection Agency (EPA) extended the postponement of the effective date of certain regulatory provisions of its December 17, 2024, final risk management rule for trichloroethylene...more
In its recent decision in Waterkeeper Alliance v. U.S. Environmental Protection Agency, No. 23-636 (9th Cir. June 18, 2025), the Ninth Circuit Court of Appeals held that the Environmental Protection Agency (EPA) failed to...more
The United States Court of Appeals for the Ninth Circuit (“Ninth Circuit”) addressed in a June 18th Opinion an issue involving the Clean Water Act Effluent Limit Guidelines (“ELGs”). See Waterkeeper Alliance, et al., v....more
The U.S. Environmental Protection Agency (EPA) provided on update on June 18, 2025, on the status of the December 2024 Toxic Substances Control Act (TSCA) risk management rule for trichloroethylene (TCE). According to EPA, it...more
EPA has again obtained extensions of the stays in the litigation challenging the MCLs for six PFAS and the litigation challenging the hazardous substance designation for PFOS and PFOA. EPA requested the U.S. Court of...more
The EPA is continuing to reevaluate whether to change its position regarding the Biden administration’s 2024 listing of PFOA and PFOS as hazardous substances under CERCLA....more
EPA announced on May 14, 2025 that it will maintain the Maximum Contaminant Level (“MCL”), also known as the national primary drinking water standard, for two PFAS, perfluorooctanoic acid (“PFOA”) and perfluorooctanesulfonic...more
On April 30, 2025, the U.S. Court of Appeals for the D.C. Circuit granted an additional 30-day abeyance in the challenge to EPA’s Final Rule designating Perfluorooctanoic Acid (PFOA) and Perfluorooctanesulfonic Acid (PFOS) as...more
As reported in our March 31, 2025, blog item, on March 21, 2025, the U.S. Court of Appeals for the District of Columbia Circuit heard oral argument in a case challenging the U.S. Environmental Protection Agency’s (EPA) May 3,...more
Every law student learns that the Administrative Procedure Act (APA) outlines the default rules for how federal agencies propose and finalize regulations and how courts review them. But for many significant actions under the...more
On March 21, 2025, the U.S. Court of Appeals for the District of Columbia Circuit heard oral argument in a case challenging the U.S. Environmental Protection Agency’s (EPA) May 3, 2024, final rule amending the procedural...more
On December 20, 2024, the U.S. Court of Appeals for the District of Columbia Circuit denied the Environmental Defense Fund’s (EDF) petition and granted the American Chemistry Council (ACC) and American Fuel and Petrochemical...more
Inhance Technologies is a company that has been fluorinating plastic containers using the same process since 1983. The fluorination process creates a barrier that keeps dangerous substances from leaching out of their...more
The U.S. Court of Appeals for the District of Columbia Circuit has the latest word in the long-running saga concerning regulation of the contaminant perchlorate in its decision dated May 9, 2023, when it ruled the U.S....more
This week three Judges of the Ninth Circuit Court of Appeals agreed that a District Court Judge exceeded his authority in vacating an EPA regulation without first determining that the regulation was unlawful. The Trump...more
Yesterday a three judge panel of the United States Court of Appeals for the District of Columbia heard from lawyers for the Public Employees for Environmental Responsibility (PEER) and the Environmental Protection Agency...more
Today five Justices of the United States Supreme Court reversed a California Federal District Court Judge's decision vacating a Clean Water Act rule enacted by the Trump Administration EPA. The 2020 rule had reduced the role...more
One of the many things I've never understood about soccer (football in the rest of the world) is that the referee can decide, or not, to add "extra time" at the end of the game to account for what she sees as unusual events. ...more
The United States Court of Appeals for the District of Columbia (“Court”) issued a July 19th decision addressing the United States Environmental Protection Agency’s (“EPA”) decision to not develop financial responsibility...more
A recent decision by the U.S. Ninth Circuit Court of Appeals (Hawai'i Wildlife Fund v. County of Maui) created a new standard for permitting under the Clean Water Act — one that captures discharges from point sources through...more
As reported in our prior Update, in a decision issued on January 22, the U.S. Supreme Court ruled in National Association of Manufacturers v. Department of Defense, 138 S. Ct. 617, that challenges to the Obama...more
• U.S. Supreme Court ruled unanimously – on narrow procedural grounds – that the courts of appeals do not have original jurisdiction to hear challenges to the Clean Water Act (CWA), the Obama Administration's 2015 rule...more
In an opinion issued on August 10, 2015, the U.S. Court of Appeals for the Ninth Circuit granted a writ of mandamus requested by Pesticide Action Network North America and the Natural Resources Defense Council (Petitioners)...more