News & Analysis as of

Air Quality Standards Clean Air Act Rulemaking Process

Williams Mullen

Exceptional Events Part of North Carolina Particulate Air Quality Attainment Designation

Williams Mullen on

Effective May 2024, EPA tightened the annual health-based National Ambient Air Quality  Standard (NAAQS) for fine particulate matter (PM2.5) from 12.0 µg/m3 to 9.0 µg/m3. This change was made after a review of the available...more

Nossaman LLP

Supreme Court Clarifies Requirement for Agencies to Respond to Public Comments on Proposed Rulemakings

Nossaman LLP on

The week of June 23, 2024, in Ohio v. Environmental Protection Agency, the U.S. Supreme Court clarified in a 5-4 decision that if a federal agency fails to provide a reasoned response to comments raised during the rulemaking...more

Williams Mullen

Environmental Notes - April 2023

Williams Mullen on

EPA’s Big Plans for 2023: Top Air Rulemakings We Are Watching - An environmental lawyer walks into a cocktail party. An often-asked question is: What is happening at EPA in your world? What should we be watching that...more

Troutman Pepper Locke

Are We There Yet? The Challenges of Litigating Clean Air Act Rules

Troutman Pepper Locke on

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

Kelley Drye & Warren LLP

More on Methane: Adjacency, Consistency, and a Major Source of Confusion

On Tuesday, August 18, 2015, the U.S. Environmental Protection Agency (“EPA”) issued a package of four proposals to control methane emissions from the oil and gas industry. By far, EPA’s proposed New Source Performance...more

5 Results
 / 
View per page
Page: of 1

"My best business intelligence, in one easy email…"

Your first step to building a free, personalized, morning email brief covering pertinent authors and topics on JD Supra:
*By using the service, you signify your acceptance of JD Supra's Privacy Policy.
- hide
- hide