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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Best Practices for Importing Data into Digital Tools

Posted: June 19th, 2025

The ability to import and export bulk data in digital tools is key for administrators to be able to add, modify, and extract multiple records in the tool quickly and efficiently. Having and adhering to best practices when using this […]

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So You Have To Do A Stack Test…

Posted: June 12th, 2025

This article will briefly describe some best practices to determine particulate matter (PM) emissions using United States Environmental Protection Agency (U.S. EPA) Methods 5 and 202 for filterable particulate matter (FPM) and condensable particulate matter (CPM), respectively. The best practices […]

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CWA Hazardous Substances FRP: Implementation Delay Loading

Posted: June 11th, 2025

September 10, 2025 Update: The Spring 2025 regulatory agenda was released in early September, including a short update on the Clean Water Act (CWA) Hazardous Substances Facility Response Plan (FRP) rule. The entry did not give many details but confirmed […]

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Carolinas Regulatory Updates

Posted: June 5th, 2025

The 2025 Spring Carolinas Air Pollution Control Association (CAPCA) technical workshop and forum, hosted in Asheville, NC, kicked off with two workshops, one focused on emissions factors and tools for calculating emissions, and the other focused on the intersection of […]

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OSHA’s Site-Specific Targeting Program

Posted: June 5th, 2025

On April 8, 2025, the Occupational Safety and Health Administration (OSHA) released directive CPL 02-01-067, updating its site-specific-targeting (SST) program. The SST is the agency’s primary initiative for targeting non-construction workplaces with 20 or more employees for inspections based on […]

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Mississippi AERF Process Changes

Posted: June 4th, 2025

In April 2025, the Mississippi Department of Environmental Quality (MDEQ) announced updates to the annual emissions reporting form (AERF) submittal process. In accordance with 11 Miss. Admin. Code Pt. 2, R,6.6, Title V Program sources must submit a completed reporting […]

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Stay Current: CEDRI and ERT Updates You Need to Know!

Posted: May 29th, 2025

        Stay up-to-date with the latest changes to the United States Environmental Protection Agency (U.S. EPA) Compliance and Emissions Data Reporting Interface (CEDRI) and the Electronic Reporting Tool (ERT). The following updates are important to keep in […]

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Heat Illness and Injury Prevention Rulemaking

Posted: May 29th, 2025

Among all hazardous weather conditions in the United States (U.S.), heat accounts for the most death. According to Centers for Disease Control (CDC) and Prevention and California Code of Regulations (CCR), Title 8, Section 3396, excessive heat can lead to […]

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