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
On-Demand Webinar | Regulatory Uncertainty and Linear Infrastructure Projects: Where Are We and What’s Ahead?
PFAS: Increasing Regulations and Managing Legal Liability
On-Demand Webinar | Linear Infrastructure Redux: Adapting Your Projects to Meet the New Regulatory Climate
The Current and Future Landscapes of EPA Criminal and Civil Enforcement
On-Demand Webinar | The New NEPA Regulations: A Practical Guide to What You Need to Know
One-on-One with David Fotouhi, Acting General Counsel at the EPA
Volatile Times in Vapor Intrusion Regulation: A Legal and Technical Update
[WEBINAR] Fairly (or Unfairly?) Traceable: Are Discharges Through Groundwater Subject to the Clean Water Act?
[WEBINAR] Update on the California Environmental Quality Act: What’s New for 2018
Following years of heightened concern about the dangers of exposure to ethylene oxide (EtO), increased regulatory oversight, and a steady hum of litigation, in 2025 it seems like things might be changing for the beleaguered...more
As reported in our June 28, 2025, blog item, on June 16, 2025, the U.S. Environmental Protection Agency (EPA) filed a motion with the U.S. Court of Appeals for the Fifth Circuit requesting that litigation over its 2024 final...more
On June 5, 2025, the U.S. Court of Appeals for the D.C. Circuit granted the EPA’s third request to continue holding in abeyance consolidated litigation challenging the agency’s national drinking water regulation for six per-...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
After more than 50 years, EPA and the Army Corps of Engineers (“the Agencies”) continue to struggle to find a durable definition of “waters of the United States” (“WOTUS”) in the Clean Water Act, leaving the regulated...more
On March 12, the Environmental Protection Agency and the Office of the Assistant Secretary of the Army took steps to address lingering questions about the meaning and implementation of “waters of the United States” (WOTUS)...more
With several pending litigations challenging federal emissions and fuel economy standards, the automotive industry is likely to see continued disruption at a time when it seeks stability....more
Here are curated AG and federal regulatory news stories highlighting key areas in which state and federal regulators’ decisions are having an impact across the US: •Maryland’s Lawsuit Adds to Growing Wave of PFAS Litigation...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
On April 17, 2024, the EPA signed a final rule to designate PFOA and PFOS as hazardous substances under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA), also known as Superfund. The...more
The U.S. Environmental Protection Agency (EPA) announced a Final Rule on April 19, 2024, designating two of the most common per- and polyfluoroalkyl substances (PFAS)—PFOA and PFOS, including their salts and structural...more
Capping a flurry of recent activity concerning per- and polyfluoroalkyl substances (PFAS), US EPA on April 19, 2024 designated two PFAS as hazardous substances. Designations of other PFAS are likely to follow. The same day,...more
Summary - The Environmental Protection Agency (EPA) recently finalized the Toxic Substances Control Act (TSCA) Reporting Rule for PFAS— its broadest regulation to-date on per- and polyfluoroalkyl substances (PFAS),...more
Last month, I noted that the Trump administration had suffered “one final judicial defeat” – the rejection of its Affordable Clean Energy Rule. Of course, I spoke to soon. Last week, Judge Brian Morris rejected EPA’s rule...more
In May of last year, Environmental Notes reported on the many petitions that had been filed challenging EPA’s 2015 promulgation of a final waste management rule addressing the management and disposal of coal combustion...more
Last week, the “Public Health and Environmental Petitioners” challenging EPA’s decision not to reduce the ozone standard below 0.070 ppm filed their “Non-Binding Statement of Issues.” My crystal ball still tells me that the...more