Air Quality Compliance

A New Pennsylvania RACT Rulemaking is on the Way

Posted: May 8th, 2011

The Pennsylvania Department of Environmental Protection (PADEP) has announced that they will be revising their Reasonably Available Control Technology (RACT) regulations in 25 Pa. Code Chapter 129 for control of major sources of nitrogen oxides (NOx) and volatile organic compounds […]

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Introducing Slade’s Corner

Posted: May 5th, 2011

U.S. EPA has once again ventured into new, and this time somewhat troubling, territory. Lisa Jackson, U.S. EPA Administrator and previous official with the State of New Jersey, has proposed to grant a petition filed by the State of New […]

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More Changes to Subpart ZZZZ

Posted: April 10th, 2011

On March 9, 2011, U.S. EPA published direct final changes to 40 CFR Part 63, Subpart ZZZZ – National Emission Standards for Hazardous Air Pollutants for Reciprocating Internal Combustion Engines (RICE MACT) in the Federal Register. The changes to the rule […]

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U.S. EPA Provides SO2 NAAQS “Implementation” Guidance

Posted: April 4th, 2011

On March 25, 2011, U.S. EPA released guidance on the implementation process for the 1-hour sulfur dioxide (SO2) National Ambient Air Quality Standard (NAAQS). The 1-hour SO2 NAAQS was promulgated in June 2010. As part of the NAAQS implementation process, […]

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They’re Here!

Posted: March 14th, 2011

On February 23, 2011 U.S. EPA released on their website pre-publication versions of four (4) new rules that are all interrelated and that will affect boilers and process heaters everywhere. The rules will reduce emissions of toxic air pollutants from […]

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ALL4’s: Is That Your Final Answer?

Posted: February 28th, 2011

Test your knowledge across the environmental field, on the building blocks of air quality rules, on ALL4 general trivia, and challenge you with brain teasers that have perplexed us…Take on ALL4’s Is That Your Final Answer?

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