Exercising one of its most important and far-reaching powers under the Clean Air Act, the Environmental Protection Agency (EPA) has lowered the primary annual National Ambient Air Quality Standard (NAAQS) for fine particulate...more
For anyone involved in the first round of the Clean Air Act regional haze program, the U.S. Environmental Protection Agency’s (EPA) action on the first business day of 2024 came as no surprise: EPA proposed to disapprove the...more
PM NAAQS: Already behind schedule is perhaps the mostly widely impactful rule change EPA has proposed in many years: a lowering of the national ambient air quality standard (NAAQS) for fine particulate matter (PM2.5). EPA has...more
1/9/2024
/ Air Pollution ,
Chevron Deference ,
Clean Energy ,
Clean Power Plan ,
Climate Change ,
Environmental Policies ,
Environmental Protection Agency (EPA) ,
Final Rules ,
Greenhouse Gas Emissions ,
MATS ,
Methane ,
NAAQS ,
Ozone
Need a refresher on key developments in 2022 to prepare you for what’s next in 2023? Here’s a rundown of some high-profile happenings, along with some you might have missed....more
EPA’s standards for hazardous air pollutant (HAP) emissions from industrial boilers have been controversial for nearly two decades. Ever since EPA first proposed “maximum achievable control technology” (MACT) standards for...more
On June 28, a coalition of 11 environmental groups petitioned the U.S. Environmental Protection Agency (EPA) under the Administrative Procedure Act and the Clean Air Act to address the alleged failure of Texas Commission for...more
With spring finally arriving, the long-expected avalanche of EPA activity on air issues has also arrived. In this second year of the Biden administration, following the pattern of prior administrations, we are starting to see...more
In a proposed rule signed on February 28, but not yet published in the Federal Register, EPA proposed to significantly expand its current approach to regulating the interstate transport of ozone. Under the so-called “good...more
The Biden EPA just did something unexpected — it decided to keep a Trump EPA rule, at least for the time being. The rule, known as “project emissions accounting” under the “New Source Review” (NSR) air permitting program,...more
At the end of September, the Environmental Protection Agency (EPA) issued yet another memorandum regarding emissions resulting from startup, shutdown, and malfunctions (SSM) at stationary sources of air pollutants, such as...more
The Clean Air Act (CAA) depends heavily on regulations adopted by the Environmental Protection Agency (EPA) to implement its broad and often ambiguous terms. However, proposed regulations extending EPA’s authority to new...more
The Virginia Code requires a site suitability determination for all projects seeking air emission permits. Va. Code 10.1-1307.E. While this provision has been in place for decades, it has never received significant attention,...more
The Congressional Review Act (CRA) was adopted in 1996 to give Congress a more powerful check on agency regulation that outpaces congressional intent. But now, for the first time, Congress has used that powerful authority in...more
Now that we’re past July 4th and on the downhill side of summer, thoughts are turning to what EPA and the courts might do this fall with the many air quality and climate change issues before them. Here is a list of some of...more
The U.S. Environmental Protection Agency (EPA) has announced its decision to retain the current National Ambient Air Quality Standards (NAAQS) for fine particulate matter (PM2.5) and ozone (O3) under the Clean Air Act....more
On October 29, EPA published a proposed revision to its Cross State Air Pollution Rule (CSAPR) Update in response to the remand of the rule by the D.C. Circuit. The CSAPR Update was promulgated under the Clean Air Act’s “Good...more
On October 1, 2020, the Environmental Protection Agency (“EPA”) issued its final rule allowing for a source classified as a “major source” of hazardous air pollutants (“HAP”) under section 112(a) of the Clean Air Act to...more