4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.
U.S. EPA Proposes Affordable Clean Energy (ACE) Rule
Posted: August 24th, 2018
This article is available as a podcast episode on ALL4’s Air Quality Insider On August 21, 2018, the United States Environmental Protection Agency (U.S. EPA) proposed a pre-publication version of the Affordable Clean Energy (ACE) rule to serve as a […]
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New Mexico GCP-1 and GCP-4 Permittees: Are You Eligible for GCP-O&G?
Posted: August 14th, 2018
On April 27, 2018, the New Mexico Environmental Department (NMED) issued a new General Construction Permit for Oil and Gas Facilities (GCP-O&G). General Permits cover sources that are similar in terms of operations, processes, and emissions and subject them to […]
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U.S. EPA’s Recent Round of ADI Updates and Key Takeaways
Posted: August 3rd, 2018
This article is available as a podcast episode on ALL4’s Air Quality Insider The United States Environmental Protection Agency (U.S. EPA) intermittently publishes Federal Register notices announcing updates made to the Applicability Determination Index (ADI). The ADI is a database containing notices […]
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33 Late Air Toxics Rules… Where Are We Now?
Posted: July 31st, 2018
Every eight years, U.S. EPA is required to conduct a Risk and Technology Review (RTR) for individual 40 CFR Part 63 National Emission Standards for Hazardous Air Pollutants (NESHAP). The NESHAP are also commonly referred to as either Maximum Achievable […]
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Mercury and Air Toxics Standard Electronic Reporting Requirement Extension
Posted: July 25th, 2018
The United States Environmental Protection Agency (U.S. EPA) has issued a two-year extension for certain reports required by the Mercury and Air Toxics Standards (MATS) electronic reporting requirement. The extension applies to coal- or oil-fired electric utility steam generating units that are […]
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New Permitting Options Finalized for the Pennsylvania Natural Gas Industry
Posted: July 9th, 2018
This article is available as a podcast episode on ALL4’s Air Quality Insider On June 9, 2018, the Pennsylvania Department of Environmental Protection (PADEP) issued the final versions of the modified General Plan Approval and/or General Operating Permit (GP)-5 for […]
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Updates to Alabama’s Stack Test Protocol and Report Requirements
Posted: July 5th, 2018
The Alabama Department of Environmental Management (ADEM) published updated guidance, Emissions Test Protocol and Test Report Requirements, dated May 18, 2018. The document summarizes requirements for stack testing protocols and test reports, but does not supersede any established regulations or United States […]
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How Consistent Is Your Emissions Data?
Posted: June 21st, 2018
This article is available as a podcast episode on ALL4’s Air Quality Insider With greater frequency lately, many facilities are receiving inquiries from U.S. EPA regarding inconsistencies related to Federal Toxic Release Inventory (TRI) reporting and other regulatory reporting programs. […]
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New Source Review Reform: An Update (The Journey Continues)
Posted: June 21st, 2018
Note: this article assumes that the reader has a basic knowledge of the New Source Review permitting applicability process. For those readers looking for more background, more details on the process can be found here. In our most recent 4 The Record Article, […]
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TCEQ Air Quality 101 Blog Series – PBR for Oil and Gas Handling and Production Facilities
Posted: June 11th, 2018
For this installment of ALL4’s Texas Commission on Environmental Quality (TCEQ) Air Quality 101 Blog Series, we provide a brief overview of this PBR and how it applies to different facilities…
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