News & Analysis as of

Environmental Protection Agency (EPA) Air Pollution Government Agencies

Bergeson & Campbell, P.C.

EPA Relaunches Comprehensive Guidance Document Website

On August 13, 2025, the U.S. Environmental Protection Agency (EPA) announced the relaunch of EPA’s Guidance Portal, “a streamlined website for accessing important guidance documents related to air quality, water protection,...more

Goldberg Segalla

EPA Announces Plan to Eliminate its Office of Research and Development

Goldberg Segalla on

The Environmental Protection Agency announced July 18 it would continue workforce reductions through the elimination of its Office of Research and Development, which provides the independent scientific research that underpins...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Title V/Clean Air Act: Environmental Integrity Project Petition to Object Filed Addressing Hawesville, Kentucky Aluminum Smelter...

The Environmental Integrity Project and Kentucky Resources Council (collectively, “EIP”) filed a June 9th Title V Petition to Object (“Petition”) before the United States Environmental Protection Agency (“EPA”) related to...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Title V/Clean Air Act: Center for Biological Diversity Petition to Object Filed Addressing Garfield County, Colorado Compressor...

The Center for Biological Diversity (“CBD”) filed a May 8th Clean Air Act Title V Petition to Object (“Petition”) before the United States Environmental Protection Agency (“EPA”) relating to Bargath, LLC for the Hyrup...more

Mitchell, Williams, Selig, Gates & Woodyard,...

Title V/Clean Air Act: Center for Biological Diversity Petition to Object Filed Addressing Weld County, Colorado Compressor...

The Center for Biological Diversity (“CBD”) filed an April 3rd Clean Air Act Title V Petition to Object (“Petition”) before the United States Environmental Protection Agency (“EPA”) related to DC Operating Company, LP for the...more

Williams Mullen

Frequently Asked Air Questions (FAAQs): Synthetic Minor Permits, One-Time Doubling & Sham Permits

Williams Mullen on

Under the Clean Air Act, sources frequently must undergo “New Source Review” (NSR) permitting, which is a pre-construction permitting program. NSR establishes requirements for new or modified sources prior to initiating...more

Mitchell, Williams, Selig, Gates & Woodyard,...

U.S. Environmental Protection Agency Transition Team: Association of Clean Water Administrators/National Association of Clean Air...

Ten national organizations that represent state, tribal, and local partners transmitted a January 6th letter to the United States Environmental Protection Agency Transition Team offering assistance to the second Trump...more

Foley Hoag LLP - Environmental Law

Some Evidence that Deference to Agency Technical Decisions May Survive Loper-Bright

Late last month, I noted that the overturning of Chevron did not mean the end of judicial deference to agency expertise. Earlier this week, a decision by the D.C. Circuit Court of Appeals provided some confirmation that...more

Perkins Coie

D.C. Circuit Dismisses Clean Air Act Challenge to New EPA Policy Memorandum, Finding No “Final Agency Action”

Perkins Coie on

The U.S. Court of Appeals for the D.C. Circuit has issued an important decision that narrowly interprets the types of governmental decisions that may be challenged in court as “final agency action.” In California Communities...more

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