4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.
Proposed Revisions to Minor New Source Review Public Participation Requirements
Posted: July 23rd, 2026
Author: Roy Rakiewicz On July 7, 2026, The U.S. Environmental Protection Agency (U.S. EPA) proposed to revise the public participation regulatory requirements for sources subject to Clean Air Act (CAA) minor new source review (NSR) programs approved into State Implementation […]
Read articleSeven Governors Push for Microplastics Monitoring in UCMR 6
Posted: July 23rd, 2026
Author: Aidan Decker July 2026 Update: On July 1st, the United States Environmental Protection Agency (U.S. EPA) published Unregulated Contaminant Monitoring Rule 6 (UCMR 6). Despite public appeal and a petition signed by seven governors, UCMR 6 will not include […]
Read articleJune 2026 – Update to Definition of Waters of the United States
Posted: July 23rd, 2026
Author: Paloma Hernandez The definition of “Waters of the United States” (WOTUS) has undergone substantial change over time, with the most recent proposal to provide clarity in November 2025. Following a public comment period that closed on January 5, 2026, […]
Read articleFees Increasing in Alabama: What Manufacturing EHS Teams Should Know
Posted: July 16th, 2026
Author: Michael Harris The Alabama Department of Environmental Management (ADEM) has proposed a broad round of fee increases that can impact facilities in Alabama and their 2026–2027 budget planning. Across most fee schedules, permit, certification, and review costs would rise […]
Read articleVirginia’s Water Control Board Advances Nutrient and PFAS Rules for Industrial Dischargers
Posted: July 16th, 2026
Author: William Shane The Virginia State Water Control Board recently took action on two regulatory items with potential to impact industrial facilities across the Commonwealth. Both actions will soon be published in the Virginia Register, opening a 30-day public comment […]
Read articleBest Practices for Creating Unique Calculations in Enablon AQS
Posted: July 9th, 2026
Author: Julie Taccino In Enablon, the Environmental Module (AQS) is designed for air templates that can be used repeatedly for similar emissions source calculations. However, most companies have some calculations which are truly unique and will not be used more […]
Read articleU.S. EPA Has Finalized Updates to the Wood Products NESHAP
Posted: July 8th, 2026
Author: Amy Marshall The U.S. Environmental Protection Agency (U.S. EPA) published significant amendments to the National Emission Standards for Hazardous Air Pollutants (NESHAP) for Plywood and Composite Wood Products (PCWP) on July 6, 2026. The original NESHAP focused primarily on […]
Read articleD.C. Circuit Upholds Annual PM2.5 NAAQS Revision to 9.0 µg/m³
Posted: July 2nd, 2026
Author: Dan Dix On June 26, 2026, the U.S. Court of Appeals for the District of Columbia Circuit issued its decision upholding the U.S. Environmental Protection Agency’s (EPA’s) February 2024 rule revising the primary annual PM2.5 National Ambient Air Quality […]
Read articleOregon SB 582 Producer Reporting Has Begun – Is Your Company Prepared?
Posted: July 2nd, 2026
Author: Cambre Codington and Abigail Roman-White Oregon’s Senate Bill (SB) 582, the Plastic Pollution and Recycling Modernization Act, also referred to as the Recycling Modernization Act (RMA), is no longer a future-state extended producer responsibility (EPR) requirement. The law has […]
Read articleJune 2026 CARB California SB 253 Updates
Posted: July 2nd, 2026
Author: Corey Prigent The California Air Resources Board (CARB) approved the initial regulation under the Climate Corporate Data Accountability Act [Senate Bill (SB) 253] on February 26, 2026. A workshop was held in March to discuss implementation and the next […]
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