4 The record articles

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

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NEPA Changes – Climate Change and EJ evaluations

Posted: June 5th, 2024

The Council on Environmental Quality (CEQ) published the final rule on May 1, 2024, with Phase 2 revisions to the National Environmental Policy Act (NEPA). Changes to NEPA include changing or replacing the word “impact” to “effect” for general clarity. […]

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More PM2.5 NAAQS Related Updates

Posted: May 30th, 2024

There have been more guidance updates and rule making in the last month that will impact both air quality modeling and the designation process for the lowered annual particulate matter less than 2.5 microns (PM2.5) National Ambient Air Quality Standard […]

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Final Hazard Communication Rule: What Do I Need to Know?

Posted: May 23rd, 2024

The Occupational Safety and Health Administration (OSHA) has issued a final rule that updates the Hazard Communication Standard (HCS) 29 CFR 1910.1200 to align primarily with the seventh revision of the United Nations’ Globally Harmonized System of Classification and Labelling of […]

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CERCLA Designation for PFAS Compounds: How does this affect my facility?

Posted: May 21st, 2024

On April 19, 2024, the United States Environmental Protection Agency (U.S. EPA) designated two types of per- and polyfluoroalkyl substances (PFAS), perfluorooctanoic acid (PFOA) and perfluorooctanesulfonic acid (PFOS), as Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) hazardous substances. At […]

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Michigan NPDES Applications

Posted: May 16th, 2024

The Michigan Department of Environment, Great Lakes, and Energy (EGLE) has recently added questions around per-and polyfluoroalkyl substances (PFAS) to their National Pollutant Discharge Elimination System (NPDES) Industrial/Commercial Application Form for permitting direct discharges of wastewater. This update comes as […]

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