4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.
Incorporation of Monte Carlo Statistical Simulation Techniques in an Air Dispersion Modeling Analysis
Posted: February 6th, 2023
This article appears in the February 2023 issue of EM Magazine, a copyrighted publication of the Air & Waste Management Association (A&WMA; www.awma.org). Read on A&WMA
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Redesignation of the Atlanta Nonattainment Area to Attainment for NAAQS
Posted: February 2nd, 2023
On August 3, 2018, the United States Environmental Protection Agency (U.S. EPA) classified Atlanta as a marginal nonattainment area according to the 2015 8-hour ozone National Ambient Air Quality Standard (NAAQS). Nonattainment areas are designated when measured concentrations of a […]
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OSHA Requires Employers to Update Injury Tracking Application Through Login.gov
Posted: January 30th, 2023
Each year, the Occupational Safety and Health Administration (OSHA) requires all applicable employers to upload information to the Injury Tracking Application (ITA) by March 2. For the 2022 reporting year, OSHA has transitioned login information from individual accounts to “login.gov”. […]
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SBTi Releases Guidance for Maritime Decarbonization
Posted: January 30th, 2023
The maritime sector plays an important role in maintaining the global economy and is the foundation of international trade. There has been a growing call for the maritime industry to decarbonize its activities due to its present and future contributions […]
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2023 Look Ahead: Digital Solutions (Industry 4.0)
Posted: January 30th, 2023
Expectations both internally and externally (public, regulatory agencies) are continually increasing around availability, quality, transparency of environmental and health and safety data (EHS). This data is typically expensive to collect, manage and report and digital solutions can help address those […]
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2023 Air Quality Monitoring Look Ahead
Posted: January 26th, 2023
In our 2022 Air Quality Monitoring Look Ahead, we looked at community organized low-cost monitoring networks, the continued use of Federal Reference Method (FRM) and Federal Equivalent Method (FEM) air quality monitoring, and funding for community partnerships for implementation of […]
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PFAS in 2023
Posted: January 26th, 2023
Looking forward to 2023, we expect PFAS will continue to gain momentum as an emerging contaminant and will be a top priority for regulators and the regulated community alike. Not only are there still items from the U.S. EPA’s “PFAS […]
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2023 Look Ahead: Battery Technology and Regulatory Changes
Posted: January 26th, 2023
As the market demand increases for electric vehicles and alternative energy storage, i.e., batteries, the technology and regulations around the technology are developing. As we lookahead in 2023, we see the following items getting traction. Advances around battery technology with […]
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New Source Review (NSR) – What to Expect in 2023
Posted: January 26th, 2023
If you have not already noticed, NSR is a fairly common air quality topic in ALL4’s annual Look Ahead series of articles and in our 4 The Record blog posts, and with good reason. The NSR air permit program, consisting […]
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Recent Changes Proposed to the Refrigerant Rules
Posted: January 26th, 2023
The American Innovation and Manufacturing (AIM) act was enacted by Congress on December 27, 2020 to direct the U.S. Environmental Protection Agency (U.S. EPA) to curtail and restrict the use of hydrofluorocarbons (HFCs) by 85% in the United States by […]
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