4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.
SCAQMD Permitting 101: What Industrial Facilities Need to Know (and Do) Before They Apply
Posted: January 8th, 2026
Author: Kelvin Lu In our previous 4 The Record article on the South Coast Air Quality Management District (SCAQMD), we introduced who they are and what they do. This article expands on the process of obtaining an air quality permit […]
Read articleProposed Amendments to NESHAP EEE – Hazardous Waste Combustor MACT
Posted: January 8th, 2026
Author: Peyton Rodgers The U.S. Environmental Protection Agency (U.S. EPA) proposed revisions to the National Emission Standards for Hazardous Air Pollutants (NESHAP) from Hazardous Waste Combustors (HWC MACT) (40 CFR Part 63, Subpart EEE) in the Federal Register on November […]
Read articleU.S. EPA Finalizes Oil and Gas Compliance Deadline Extension
Posted: January 8th, 2026
Author: Ashley Brooks Revisiting Our Previous Update In our earlier blog post, U.S. EPA Extends Compliance Deadlines for Oil and Natural Gas Sector, we discussed the interim final rule (IFR) issued in July 2025 that provided temporary compliance relief under […]
Read articleU.S. EPA Seeks Public Comment on Updated Draft Formaldehyde Risk Calculation Memorandum to Inform Risk Evaluation under the Toxic Substance Control Act
Posted: January 8th, 2026
Author: Stewart McCollam On December 3, 2025, the United States Environmental Protection Agency (U.S. EPA or Agency) announced availability of and solicitation for public comment on an Updated Draft Risk Calculation Memorandum (Risk Calculation Memo) for formaldehyde (HCHO) under the […]
Read articleU.S. Army Corps of Engineers Expedites Clean Water Act Section 404 Dredge-and-Fill Permit For Line 5 Oil Pipeline
Posted: December 18th, 2025
Author: Corey Prigent The U.S. Army Corps of Engineers (USACE), St. Paul District in Minnesota recently issued a controversial Clean Water Act (CWA) Section 404 Dredge-and-Fill individual permit on October 29, 2025, to Enbridge Inc. for the construction-related impacts to […]
Read articleNew York Finalizes the Mandatory GHG Reporting Rule – 6 NYCRR Part 253
Posted: December 18th, 2025
Author: Louise Shaffer On December 1, 2025, the New York State Department of Environmental Conservation (NYSDEC) finalized 6 NYCRR Part 253: Mandatory Greenhouse Gas Reporting Program (Reporting Program or Part 253). From April to July of 2025 NYSDEC received over […]
Read articleProposed Revisions to the TSCA PFAS Reporting Requirements
Posted: December 18th, 2025
Author: Molly Palmer On November 10, 2025, the United States Environmental Protection Agency (U.S. EPA) released proposed changes to the scope of Section 8(a)(7) of the Toxic Substances Control Act (TSCA) that require manufacturers and importers of certain per- and […]
Read articleProposed Update to Definition of Waters of the United States
Posted: December 18th, 2025
Author: William Shane On November 20, 2025, the U.S. Environmental Protection Agency (U.S. EPA) and the U.S. Army Corps of Engineers (USACE) published a proposed rule to update the definition of Waters of the United States (WOTUS). WOTUS is a […]
Read articleCalifornia OSHA 2025–2026 High-Hazard Industry List
Posted: December 11th, 2025
Author: Joe Grosse High-Hazard Industry List On October 1st, 2025 California Occupational Safety and Health Administration’s (Cal OSHA) High Hazard Unit (HHU) released its updated High-Hazard Industry List for Fiscal Years 2025–2026. The annual list identifies industry sectors across California […]
Read articleUpdates to the GHG Protocol Scope 2 Guidance
Posted: December 11th, 2025
Author: Erin Lee The Greenhouse Gas (GHG) Protocol, the most commonly used standard of global carbon accounting, is evolving. For the first time in over a decade, the GHG Protocol organization, which is a partnership between the World Resources Institute […]
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