4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.
Ambient Air Monitoring: Where Are We Headed?
Posted: April 2nd, 2024
We have seen a flurry of activity lately from the United States Environmental Protection Agency (U.S. EPA), including several rules that have ambient air monitoring implications. U.S. EPA recently lowered the annual National Ambient Air Quality Standard (NAAQS) for particulate […]
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Final Reconsideration Rules for Chemicals and Refineries
Posted: March 28th, 2024
The U.S. Environmental Protection Agency (U.S. EPA) is finalizing changes to petroleum and chemical sector rules in response to petitions for reconsideration following recent risk and technology review (RTR) rulemakings. These rules include the National Emission Standards for Hazardous Air […]
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New Approved PFAS Testing Methods
Posted: March 27th, 2024
As a follow up to our 2024 PFAS Look Ahead, the U.S. Environmental Protection Agency (EPA) Office of Water published Methods 1633 and 1621 in January. In the past, Method 537.1 has been modified to meet analytical needs. With the […]
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D.C. Circuit Vacates U.S. EPA’s SSM SIP Call
Posted: March 21st, 2024
On March 1, 2024, the U.S. Court of Appeals for the District of Columbia (D.C.) Circuit decided 2 to 1 to vacate the United States Environmental Protection Agency’s (U.S. EPA’s) State Implementation Plan Call with respect to certain startup, shutdown, […]
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Louisiana Embraces Environmental Transparency: A Look at the New Voluntary Self-Audit Program
Posted: March 20th, 2024
The state of Louisiana took a significant step towards environmental transparency and improved compliance with regulations for the implementation of its first-ever voluntary environmental self-audit program on December 20, 2023. The program is explained in detail as part of Vol. […]
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Enforcement Alert – BWON
Posted: March 19th, 2024
In February 2024, the United States Environmental Protection Agency (U.S. EPA) Office of Civil Enforcement issued a long expected Enforcement Alert targeting facilities subject to 40 CFR Part 61 Subpart FF – National Emission Standard for Benzene Waste Operations (BWON). […]
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Roadmap for Replacing an End-of-Life Health, Safety, and Environmental (HSE) Software Solution
Posted: March 14th, 2024
Have you been told your Health, Safety, and Environmental (HSE) software will no longer be supported? As software companies continue to evolve, so do their solutions, which leads to the inevitable emergence of new programs and the departure of the […]
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The SEC’s Final Rule on Climate Disclosures
Posted: March 13th, 2024
On March 6th, the Securities and Exchange Commission (SEC) approved the highly anticipated final rule for The Enhancement and Standardization of Climate-Related Disclosures for Investors. This rule will become effective 60 days after it is published in the Federal Register […]
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Now Boarding: Mississippi Facilities to CAERS Version 5
Posted: March 12th, 2024
The United States Environmental Protection Agency (U.S. EPA) Combined Air Emissions Reporting System (CAERS) is officially being rolled out to 11 Mississippi pilot facilities in 2024! U.S. EPA hosted a training in December 2023 with Mississippi Department of Environmental Quality […]
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Lime Manufacturing NESHAP Supplemental Proposal Issued
Posted: March 6th, 2024
A supplemental notice of proposed rulemaking to the 40 CFR Part 63, Subpart AAAAA (National Emission Standards for Hazardous Air Pollutants for Lime Manufacturing Plants [Lime Manufacturing NESHAP]) was published in the February 9, 2024 Federal Register. The U.S. Environmental […]
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