
4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.

Get Prepared for Major Changes to the Risk Management Program Regulations!
Posted: September 5th, 2014
On July 31, 2014, the U.S. Environmental Protection Agency (U.S. EPA) published potential revisions to the Risk Management Program (RMP) regulations, which are codified at 40 CFR Part 68. U.S. EPA issued a Request for Information (RFI) to solicit and […]
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What’s New With RACT 2?
Posted: August 28th, 2014
As noted in previous ALL4 blog posts, the comment period for the proposed Reasonably Available Control Technology (RACT) 2 rule in Pennsylvania closed on June 30, 2014. Every potentially RACT 2 affected facility in Pennsylvania now needs to pay close attention to what is going on with…
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U.S. EPA Proposes Overdue Refinery Air Rules
Posted: August 11th, 2014
The public comment period regarding the EPA’s revisions to MACT and NSPS Refinery Air Rules has been extended by 60 days.
U.S. EPA’s much anticipated revisions to the Maximum Achievable Control Technology (MACT) and New Source Performance Standards (NSPS) Refinery Air Rules…
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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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U.S. EPA to Publish Aggregated Confidential Greenhouse Gas Information
Posted: August 1st, 2014
Psssst! Did you hear that U.S EPA might have plans to publish Confidential Business Information (CBI) submitted under 40 CFR Part 98 (Mandatory Greenhouse Gas Reporting Rule)?…
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Data Requirements Rule (DRR): An Update on the 1-Hour SO2 NAAQS
Posted: July 31st, 2014
Back in July 2010, the United States Environmental Protection Agency (U.S. EPA) published a final 1-hour sulfur dioxide (SO2) National Ambient Air Quality Standard (NAAQS)…
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GHG-Only Permitting Changes – Do You Know What Your State is Doing?
Posted: July 30th, 2014
On June 23, 2014, the U.S. Supreme Court reversed the course of part of the U.S. Environmental Protection Agency’s (U.S. EPA’s) Greenhouse Gas (GHG) Tailoring Rule, deciding that…
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Pennsylvania Cat 38 Exemption Recordkeeping and Compliance Demonstration Requirements
Posted: July 28th, 2014
The Pennsylvania Department of Environmental Protection (PADEP) Categorical 38 (Cat 38) Exemption has allowed certain oil and gas exploration, development, and production facilities
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Year 1 at ALL4
Posted: July 28th, 2014
Next week marks the completion of my first year at ALL4 (and my first year in the “real world”). So far, I’ve been able to…
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U.S. EPA Proposes Additional Standards of Performance for Municipal Solid Waste Landfills
Posted: July 25th, 2014
On July 17, 2014, the U.S. Environmental Protection Agency (U.S. EPA) issued the results of its initial review of the existing New Source Performance Standards (NSPS) for municipal solid waste (MSW) landfills…
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