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Permits National Ambient Air Quality Standards Air Quality Standards

McNees Wallace & Nurick LLC

EPA Significantly Lowers the National Ambient Air Quality Standard for Fine Particulate Matter

On Feb. 7, the U.S. Environmental Protection Agency published an update to the National Ambient Air Quality Standards (NAAQS) for fine particulate matter, commonly referred to as PM 2.5. The EPA announced that the annual...more

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

Reactivation/New Source Review: U.S. Environmental Protection Agency Determination That Refinery Must Obtain PSD Permit

The United States Environmental Protection Agency (“EPA”) stated in a November16th letter that an oil refinery on St. Croix in the U.S. Virgin Islands may not resume operations without going through New Source Review (“NSR”)....more

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

Project Emissions Accounting/New Source Review: U.S. Environmental Protection Agency Proposed Clean Air Act Rule

The United States Environmental Protection Agency (“EPA”) published an August 9th Federal Register Notice proposing to revise certain New Source Review (“NSR”) regulations associated with the Clean Air Act Prevention of...more

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

U.S. EPA Environmental Appeals Board: Petition Filed Challenging Uintah County, Utah Natural Gas Compression Facilities' Clean Air...

WildEarth Guardians (“WildEarth”) filed a July 7th Petition for Review (“Petition”) before the United States Environmental Protection Agency (“EPA”) Environmental Appeals Board (“EAB”) challenging Clean Air Act permits for...more

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