Environmental Enforcement

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EPA recently issued its long-awaited rule designating perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS) as hazardous substances under the Comprehensive Environmental Response, Compensation and Liability Act (CERCLA). Along with the rule, EPA issued PFAS Enforcement Discretion and Settlement Policy Under CERCLA. This policy document provides the regulated community with some insight as to how…

The EPA Office of Inspector General’s (OIG) February 15, 2024, report on EPA’s practices in collecting, retaining, and producing criminal discovery materials in environmental cases found that EPA’s special agents largely adhered to requirements embedded in the due process clauses of the U.S. Constitution, the Brady doctrine, the Jencks Act, and the Federal Rules of…

On February 8, 2024, the U.S. Environmental Protection Agency (EPA) published two proposed rules in the Federal Register that would expand the EPA’s authority to address certain per-and polyfluoroalkyl substances (PFAS) under the Resource Conservation and Recovery Act (RCRA). These rules would significantly increase the EPA’s and authorized state’s authority to address the release of…

In a recent report, the Environmental Protection Agency (EPA) Office of Inspector General (OIG) describes steps the EPA should take to increase air monitoring at marine ports and neighboring communities. While not agreeing to adopt all of the OIG’s recommendations, EPA has agreed to assess the air-monitoring network around ports and in near-port communities and…

Chevron deference is squarely in the U.S. Supreme Court’s crosshairs. The Court has had on its October docket an appeal in Loper Bright Enterprises v. Raimondo, which challenges the long-standing doctrine. First established by the Court in the 1984 Chevron v. NRDC case, the doctrine imposes a two-part test when courts determine whether to…

In the Byzantine complexity of the Clean Air Act (CAA), EPA’s “once in, always in” policy regarding hazardous air pollutants (HAP) has been particularly confounding.  And now it’s back in play, through regulatory revisions proposed by EPA in late September.  

EPA’s proposal would prohibit a source from reducing its potential emissions of HAP…

The U.S. Environmental Protection Agency (EPA) released an advance notice of proposed rulemaking with a focus on modifying the treatment and handling of “empty” containers and drums under the Resource Conservation and Recovery Act (RCRA). The EPA is soliciting information and requesting comments “to assist in the potential development of non-regulatory and regulatory options that…

Last week EPA released its proposal for the first set of Maximum Contaminant Levels (MCLs) under the Clean Water Act for per- and polyfluoroalkyl substances (PFAS).  In contrast to non-enforceable health advisory levels introduced in 2016 and revised in 2022, MCLs constitute enforceable drinking water standards that will impact drinking water utilities and industry nationwide. …

On January 6, 2023, the U.S. Environmental Protection Agency (EPA) released a pre-publication copy of a Proposed Rule, which will lower the annual National Ambient Air Quality Standard (NAAQS) for fine particulate matter (PM2.5). PM2.5 refers to PM with a diameter of 2.5 microns or less, which is about 3-5 percent…