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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…

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…

The Standells may “love that dirty water” according to their 1966 hit song, but the Environmental Protection Agency’s (EPA) New England region is hoping to reduce stormwater pollution running off industrial, commercial and institutional properties “down by the banks of the river Charles” and throughout three Boston area watersheds. After prodding from the Conservation…

The EPA intends to increase its review of voluntary self-disclosures of violations submitted electronically under EPA’s Audit Policy. The EPA Office of Inspector General (OIG) recently issued a report detailing the results of an evaluation of EPA’s process for screening self-reported environmental violations made through its eDisclosure system. The OIG’s report concluded that EPA…

Below is an excerpt of an article co-authored with Jon Schaefer and published in Industry Week on July 8, 2022.  Jon focuses his practice on environmental compliance counseling, occupational health and safety, permitting, site remediation, and litigation related to federal and state regulatory programs.

Last week, the U.S. Supreme Court issued its decision that the Environmental…

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.…