4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.
Virginia Department of Environmental Quality to Update VPDES General Permits VAR05 and VAG84
Posted: August 8th, 2023
The Virginia Department of Environmental Quality (VADEQ) proposes to update two Virginia Pollutant Discharge Elimination System (VPDES) General Permits, proposed 9VAC25-190 (non-metallic mining) and proposed 9VAC25-151 (industrial activities), that are expiring in 2024. If your facility has coverage under either […]
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South Coast Air Quality Management District (SCAQMD) PAR 1110.2 and PR 1110.3
Posted: August 7th, 2023
The South Coast Air Quality Management District (SCAQMD) has proposed changes to Rule 1110.2 – Emissions from Gaseous- and Liquid-Fueled Engines (Rule 1110.2), which governs emissions from stationary and portable engines greater than 50 brake horsepower (bhp). In addition, SCAQMD […]
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Circular Economy – Waste to Renewable Natural Gas
Posted: August 2nd, 2023
The United States Environmental Protection Agency (U.S. EPA) uses renewable natural gas (RNG) as a term to describe the biogas that has been upgraded for use to replace fossil fuel natural gas. RNG can be produced from a variety of […]
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U.S. EPA’s Semi-Annual Regulatory Agenda – PFAS Update
Posted: July 31st, 2023
Twice per year, the U.S. Environmental Protection Agency (U.S. EPA) publishes The Semiannual Regulatory Agenda. The Spring 2023 agenda was recently published and includes regulations that are expected to be proposed or finalized during the upcoming term. As per- and […]
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WOTUS: Why is the SCOTUS Decision on Sackett II Important?
Posted: July 27th, 2023
On May 25, 2023, the Supreme Court of the United States (SCOTUS) handed down a landmark decision in the Sackett v. EPA case. The decision and opinion for this court case will change how the United States Environmental Protection Agency […]
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South Coast Air Quality Management District (SCAQMD) Amended Rule 1147 and Rule 1147.2
Posted: July 25th, 2023
The South Coast Air Quality Management District (SCAQMD) amended Rule 1147 on May 6, 2022 and adopted Rule 1147.2 on April 1, 2022 to further reduce nitrogen oxides (NOX) and carbon monoxide (CO) emissions from gaseous fuel-fired combustion equipment, and […]
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California Air Resources Board Proposes Rules to Phase out Hexavalent Chromium Use at Chrome Plating and Chromic Anodizing Facilities
Posted: July 25th, 2023
In late May, California Air Resources Board (CARB) proposed updated airborne toxics rules for chromium electroplating and chromic acid anodizing operations to phase out hexavalent chromium use by chrome plating and chromic acid anodizing facilities, citing both the potent toxicity […]
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Unlocking a Sustainable Future: How ISSB’s Game-Changing Standards Revolutionize ESG Reporting
Posted: July 19th, 2023
In today’s rapidly changing and interconnected world, reliable and transparent data is crucial for informed business and investment decisions. To address this need, the International Financial Reporting Standards (IFRS) Foundation has made a significant effort to establish global standards that […]
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U.S. EPA Releases the ECHO Clean Air Tracking Tool (ECATT) and EJScreen 2.2
Posted: July 19th, 2023
In the last few weeks, the United States Environmental Protection Agency (U.S. EPA) has released one new tool, the Enforcement and Compliance History Online (ECHO) Clean Air Tracking Tool (ECATT), and updated another, releasing EJScreen version 2.2. These new tools […]
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Setting Water Reduction Targets: Reducing water consumption reduces wastewater generation while also reducing risk
Posted: July 18th, 2023
A careful assessment of water use can reveal consumption risks and resource use inefficiencies. Setting water reduction goals creates a quantitative way to validate the efficacy of efficiency improvements, expose potential failures and malfunctions and drive inefficiency and risk from […]
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