Air Quality Compliance

GUEST ARTICLE: Pennsylvania Approves Unconventional Gas Fee

Posted: March 1st, 2012

On February 13, 2012, Pennsylvania Governor Tom Corbett signed House Bill No. 1950 into law, approving major changes to the Pennsylvania Oil and Gas Act, most notably an impact fee on unconventional drilling operations. Along with the impact fee, the […]

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Proposed Revisions to the Secondary Aluminum Production MACT

Posted: February 29th, 2012

U.S. EPA proposed revisions to the National Emissions Standards for Hazardous Air Pollutants: Secondary Aluminum Production (40 CFR Part 63, Subpart RRR) on February 14, 2012. Under Section 112(d)(6) of the Clean Air Act (CAA), U.S. EPA is required to […]

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A Preponderance of Evidence

Posted: February 29th, 2012

U.S. EPA has been adding an “affirmative defense” provision in MACT standards to address emissions that occur during period of malfunctions.

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2012 GHG Reports Coming Due For Some, But Not All

Posted: February 29th, 2012

When U.S. EPA established its Greenhouse Gas (GHG) Reporting Program under 40 CFR Part 98, the idea was for facilities under the program to submit annual reports of their GHG emissions by the end of March of each subsequent year.  […]

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More NAAQS News

Posted: February 29th, 2012

U.S. EPA has announced that all areas in the United States have been designated as either “attainment” or “unclassifiable” with respect to the 1-hour nitrogen dioxide (NO2) National Ambient Air Quality Standard (NAAQS).  The finalized designations mean that facilities will […]

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GHG Reporting Rule Data Now Available to the Public

Posted: January 31st, 2012

On January 11, 2012 U.S. EPA released to the public its greenhouse gas (GHG) reporting program data publication tool.  The web-based data publication tool provides access to 2010 GHG emission inventory data reported last year for the first time by […]

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SO2 NAAQS Implementation Update

Posted: January 31st, 2012

U.S. EPA is continuing to move forward with the sulfur dioxide (SO2) National Ambient Air Quality Standards (NAAQS) Implementation process. U.S. EPA released their “Guidance for 1-Hour SO2 NAAQS SIP Submissions” draft document on September 22, 2011.

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MACT SSM Exemption is Vacated

Posted: January 19th, 2012

What happened? On December 19, 2008, the U.S. Court of Appeals for the D.C. Circuit (Court) issued a decision vacating the Startup, Shutdown, and Malfunction (SSM) exemption provisions of the Federal National Emission Standards for Hazardous Air Pollutants (NESHAP) for […]

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