4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.
Ozone NAAQS Updates and the Expanded Good Neighbor Policy – What to Expect in 2023
Posted: January 11th, 2023
While U.S. EPA’s reconsideration of the particulate matter less than 2.5 microns (PM2.5) National Ambient Air Quality Standard (NAAQS) has been in the spotlight, there has been far less publicity on the current administration’s October 29, 2021 announcement that U.S. […]
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2023 Climate – Regulatory Lookahead
Posted: January 11th, 2023
President Biden has signed a series of Executive Orders that have set in motion actions by the Executive Branch to address climate change. These actions are driving the development of new rules by the U.S. Environmental Protection Agency (U.S. EPA), […]
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2023 Health and Safety Lookahead
Posted: January 11th, 2023
In our 2022 Health and Safety Look Ahead, we assessed the impact of Doug Parker’s confirmation as the new Federal Occupational Safety and Health Administration (OSHA) head, his priorities and alignment with the Biden administration’s “enhanced enforcement efforts” and the […]
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2023 Look Ahead
Posted: January 11th, 2023
Part 1 EHS&S Look Ahead // Colin McCall Greetings from ALL4 in 2023. I’d like to start the year once again by thanking our employees, clients, and partners for the support and for enjoying the journey with us. We never […]
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U.S. EPA Issues Supplemental Proposal to Oil and Natural Gas Sector Methane and VOC Rules
Posted: January 4th, 2023
On December 06, 2022, the U.S. Environmental Protection Agency (U.S. EPA) released a supplement to its proposed rule from November 15, 2021 which amended existing New Source Performance Standards (NSPS) for Crude Oil and Natural Gas Facilities (40 CFR Part […]
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Analysis of the Recent Report “Examining Supply-Side Options to Achieve 100% Clean Electricity by 2035”
Posted: December 22nd, 2022
Introduction The National Renewable Energy Laboratory (NREL) is a national laboratory of the U.S. Department of Energy that develops renewable energy technologies and strategies to promote the United States’ energy and environmental goals. In 2022, NREL released a report titled […]
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Common Sampling System Issues that Lead to Errors in Analysis and How to Avoid Them
Posted: December 21st, 2022
What Issues May Come Up During Stack Testing? When stack testing, there are a lot of moving parts that go into the operation to ensure that the stack testing event goes smoothly. Because of this, there are several common issues […]
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U.S. EPA Proposes to Remove TRI De Minimis Exemption for PFAS
Posted: December 15th, 2022
On December 5, 2022, U.S. Environmental Protection Agency (U.S. EPA) released a proposed rule pursuant to the National Defense Authorization Act (NDAA) for Fiscal Year 2020 which adds per- and polyfluoroalkyl substances (PFAS) to the list of “Lower Thresholds for […]
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Big Changes for California Annual Emissions Report Starting in 2023
Posted: December 14th, 2022
Recent changes to California’s Criteria Air Pollutants and Toxic Air Contaminants Reporting (CTR) requirements, which were designed to establish a uniform system for reporting annual emissions data and collect more data from stationary sources, are set to start phasing in […]
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The State of Georgia State Implementation Plan (SIP) Startup, Shutdown, and Malfunction Policy Disapproval
Posted: December 14th, 2022
Introduction In early 2013, the United States Environmental Protection Agency (U.S. EPA) reviewed each State Implementation Plan (SIP) policy regarding excess emissions during startup, shutdown, and malfunction (SSM) events. The goal was to determine if the SIP portions dealing with […]
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