4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.
Recent Revisions to U.S. EPA Reference Method 23
Posted: April 26th, 2023
The U.S. Environmental Protection Agency (EPA) has released a revised version of 40 CFR Part 60, Appendix A –Method 23. [88 Fed. Reg. 16732 (Mar. 20, 2023)]. Even the title changed: from “Determination of Polychlorinated Dibenzo-p-Dioxins and Polychlorinated Dibenzofurans from […]
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A Summary of Proposed Updates to the Mercury and Air Toxics Standards for Power Plants
Posted: April 19th, 2023
On April 5, 2023, the U.S. Environmental Protection Agency (U.S. EPA) signed proposed revisions to the National Emission Standards for Hazardous Air Pollutants (NESHAP) for Coal- and Oil-Fired Electric Utility Steam Generating Units (EGUs), also known as the Mercury and […]
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Drum Reconditioners: Are You Sending RCRA Empty Containers?
Posted: April 18th, 2023
United States Environmental Protection Agency (U.S. EPA) is currently reviewing compliance with the definition of RCRA “empty”. U.S. EPA completed a damage case report to improve their understanding of how the drum reconditioner industry operates and to document incidents at […]
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Data Quality Part 1: What Do We Mean by Data Quality?
Posted: April 17th, 2023
When making a measurement, we are looking to answer a question. We want and need our measurement to be robust at the levels that address the underlying question. That concept seems simple and obvious, but it gets into the weeds […]
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California – Are you Prepared for New Hazardous Waste Generator Rules?
Posted: April 12th, 2023
If you are in California, you may not have noticed changes in federal hazardous waste regulations because the California Department of Toxic Substances (DTSC) has not yet adopted the provisions of the 2016 Hazardous Waste Generator Improvements Rule (GIR). However, […]
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Draft Rulemaking Out of California for Zero-Emission Forklifts
Posted: April 11th, 2023
State of California Executive Order N-79-20 sets goals to transition to 100% zero-emissions off-road vehicles and equipment by 2035 where feasible. To address that initiative, the California Air Resources Board (CARB) has now released the draft Zero-Emission Forklifts (ZEF) Regulation. […]
Read articleNew PFAS National Primary Drinking Water Regulation
Posted: April 11th, 2023
On March 14, 2023, U.S. Environmental Protection Agency (U.S. EPA) proposed a new National Primary Drinking Water Regulations (NPDWR) for six perfluoroalkyl and polyfluoroalkyl substances (PFAS). The proposed regulation will require public water systems to monitor for perfluorooctanoic acid (PFOA), […]
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EPA Acting on Coal Fired Power Plants
Posted: April 4th, 2023
Introduction On March 7th the U.S. Environmental Protection Agency (EPA) pre-published a direct final and a proposed rule which will affect coal fired electric power generation facilities. This direct final rule was made under authority of the Federal Water Pollution […]
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2024 U.S. EPA Budget: How Could It Affect You?
Posted: April 3rd, 2023
The Biden-Harris Administration released its President’s Budget for fiscal year 2024 (Budget) on March 9th. The Budget includes a request for over $12 billion to be allocated to the United States Environmental Protection Agency (U.S. EPA or the Agency) for […]
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Fuel Flow Monitoring Systems Part 2: Potential Challenges and Best Practices
Posted: April 3rd, 2023
In Part 1, we looked at a few common types of fuel meters, how they measure flow, how they can be applied, and how they can impact a facility’s operations. Data from fuel flow meters are fed into regulatory reports, […]
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