4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.
Affirmative Defense is Vacated for the Cement Industry
Posted: April 24th, 2014
I wrote a blog back in February that was intended to raise the awareness level of the cement industry regarding new requirements for their MACT operations and maintenance (O&M) plans…
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Startup, Shutdown, and Malfunction (SSM) and Pressure Relief Devices Updates for Resin Manufacturers
Posted: April 24th, 2014
Early this year, the U.S. Environmental Protection Agency (U.S. EPA) proposed several updates to the air toxics rule for manufacturers of amino/phenolic resins…
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RACT 2 In Pennsylvania is Now Proposed
Posted: April 18th, 2014
The online version of the Pennsylvania Bulletin includes the long awaited proposed rulemaking “Additional RACT Requirements for Major Sources of NOx and VOC” (i.e., RACT 2)…
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New Ultra Fine Particulate NAAQS in the (Not So Distant) Future?
Posted: April 16th, 2014
The U.S. Environmental Protection Agency (U.S. EPA) has expressed that a revisit of existing particulate matter (PM) National Ambient Air Quality Standards (NAAQS) may result in a first-time…
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Kraft Pulp Mill NSPS (40 CFR Part 60 Subpart BBa) Has Been Finalized!
Posted: April 11th, 2014
U.S. EPA has finalized their review of the Kraft Pulp Mill NSPS, codified at 40 CFR Part 60 Subpart BBa. The final rule was published in the Federal Register on April 4, 2014…
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ALL4’s Employee Spotlight: Hailey Sykes
Posted: April 8th, 2014
Learn about ALL4 Staff Engineer Hailey Sykes in her Employee Spotlight!
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U.S. EPA Proposed New Categorical Non-Waste Fuels in Non-Hazardous Secondary Materials Rule
Posted: April 1st, 2014
On February 7, 2013, the U.S. Environmental Protection Agency (U.S. EPA) issued final revisions to 40 CFR Part 241 (Solids Wastes Used as Fuels or Ingredients in Combustion…
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Update: RACT 2 in Pennsylvania – Almost Here?
Posted: March 26th, 2014
As reported by ALL4 in December 2013, Pennsylvania’s proposed Reasonably Available Control Technology rule (i.e., RACT 2) was approved by the Pennsylvania Environmental Quality Board…
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Area Source Boiler MACT Tune-Up and Energy Assessment Deadline
Posted: March 17th, 2014
While Spring may be taking its time arriving throughout much of the country, the second deadline for Area Source Boiler MACT is almost here. Nearly 6 weeks after…
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