Environmental Enforcement

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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…

In a 50-year game of ping-pong, the Biden administration marked the end of 2022 by taking its turn revising the definition of “waters of the United States,” or “WOTUS” for short. This term determines where Clean Water Act (CWA) permits are required for wetland dredging and filling and pollutant discharges, as well as other CWA…

For air emission sources in New Haven County, Middlesex County, and Shelton, Connecticut, the regulatory landscape will change on November 7, 2022. 

Per a regulation published on October 7, 2022, the EPA is reclassifying the extent to which air quality in these parts of the state has failed to attain a certain federal air quality…

Last week, the U.S. Environmental Protection Agency (EPA) released a pre-publication version of a Proposed Rule to designate PFOA and PFOS as hazardous substances under the Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA or Superfund).  This marks the next step in a trend of increasing regulation of per- and polyfluoroalkyl substances (PFAS), a class…

Earlier this month, EPA set new lifetime health advisories for four per- and poly-fluoroalkyl substances (PFAS) – in some instances at levels lower than those that can be detected through laboratory testing. The new health advisories are listed below:

PFASHealth Advisory (in parts per trillion)
PFOA (perflurooctanoic acid)0.004 ppt
PFOS (perfluorooctane sulfonic acid)
…

On April 6, 2022, by a 5-4 vote in the case of Louisiana, et. al. v. American Rivers, et. al., the Supreme Court temporarily resurrected a Trump-era rule that sought to stop the practice of many states and tribes from withholding or unduly conditioning their certifications that are required under the Clean Water Act…

The U.S. EPA unveiled a new notification service this week called ECHO Notify. This new tool will allow the public to receive weekly e-mails notifying them of EPA- and state-led environmental enforcement actions and violations. A subscriber can request to be notified based on a specific EPA Facility ID, ZIP code, county, or state.…

At his confirmation hearing earlier this year, Attorney General Merrick Garland identified the policing of corporate crime and enforcement as a key priority of the Biden administration. In an address at the ABA’s recent National Institute on White Collar Crime, Deputy Attorney General Lisa Monaco announced three significant actions to strengthen the Department of Justice’s…