New U.S. EPA Clean Power Plan Guidance for Mass-Based Emission Rates
Posted: November 19th, 2014
On November 6, 2014, U.S. Environmental Protection Agency (U.S. EPA) published a technical support document (TSD) that provides guidance on converting the Clean Power Plan (CPP) emission intensity-based goals in terms of pounds of carbon dioxide…
Read articleMore Proposed Changes to PC MACT
Posted: November 18th, 2014
On November 4, 2014, the U.S. Environmental Protection Agency (U.S. EPA) published a proposal to amend two (2) rules issued in February 2013: the National Emission Standards for Hazardous Air Pollutants…
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More on RACT 2
Posted: November 17th, 2014
On Friday November 7, 2014, the Pennsylvania Air Quality Technical Advisory Committee (AQTAC) voted 11 to 5 to approve the proposed draft final “Additional RACT Requirements for Major Sources of NOX and VOCs” (RACT 2) regulations for consideration…
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So What’s in the Final Version of the Pennsylvania RACT 2 Rule? We are glad that you asked.
Posted: November 6th, 2014
Okay folks, the Pennsylvania Department of Environmental Protection (PADEP) released the final form version of the RACT 2 rule to the Air Quality Technical Advisory Committee (AQTAC) in advance of the supplemental AQTAC RACT 2 meeting scheduled for November 7, 2014 in Harrisburg. After…
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The Reality and Implications of SSM and NESHAPs
Posted: November 4th, 2014
ALL4’s project experience often involves industrial clients that are subject to one (1) or more of the National Emission Standards for Hazardous Air Pollutants (NESHAPs) for source categories (40 CFR Part 63). NESHAPs regulate emissions of hazardous air pollutants (HAPs) […]
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U.S. EPA’s Area Source Boiler MACT Tool
Posted: November 4th, 2014
On October 14, 2014, U.S. EPA released an Area Source Boiler MACT Regulation Navigation Tool to help guide owners and operators of area source boilers through their regulatory requirements under 40 CFR Part 63, Subpart JJJJJJ (National Emission Standards for Hazardous Air Pollutants for Area…
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Reminder: Area Source Boiler MACT Notifications are Past Due!
Posted: October 6th, 2014
It has been quite some time since the Area Source Boiler MACT Notifications of Compliance Status (NOCS) were due on July 19, 2014, and even longer since the initial notifications were due on January 20, 2014. Hopefully your facility’s…
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The Saga of the Affirmative Defense and Excess Emissions During Periods of Startup, Shutdown, and Malfunction Continues
Posted: September 19th, 2014
I felt that the Merriam-Webster dictionary definition for saga “a long and complicated story with many details” was appropriate for identifying the latest affirmative defense rulemaking action. The saga continues…
Read articleWhy the Proposed New Emission Factor For Flares Could Have Huge Impacts on Industry
Posted: September 12th, 2014
U.S. EPA is proposing a substantial increase in the emission factor for nitrogen oxides (NOX) emitted from industrial flares. The change, if finalized as currently written, could have far-reaching impacts in industrial sectors that rely on the use of industrial flares…
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Residual Risk and Hazardous Air Pollutants – Why the Rules of the Game Can Change
Posted: August 4th, 2014
The U.S. Environmental Protection Agency (U.S. EPA) maintains a website that identifies dates of upcoming rulemakings in various stages (Notice of Proposed Rulemaking; Final Rule, etc.) to be published in the Federal Register. A review of this website reveals that […]
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