4 The record articles

4 The Record is a publication from ALL4’s team that takes an in-depth look at technical and regulatory topics.

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California Storm Water TMDLs Explained

Posted: August 9th, 2022

California is divided into nine regional Water Quality Control Boards (Boards), governed by the State Water Board, that exercise rulemaking and regulatory activities in their respective basins. The Storm Water Program branch of these Boards regulates storm water discharge from […]

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Plan for your NPDES Renewal

Posted: August 2nd, 2022

Third quarter is budgeting season for many of our clients, and if your National Pollution Discharge and Elimination System (NPDES) permit expires in 2023 or early 2024, now is the time to start planning for the NPDES renewal process! Following […]

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PFAS: State-by-State Regulatory Update (July 2022 Revision)

Posted: July 28th, 2022

Given the current lack of all-encompassing federal environmental regulation around per- and polyfluoroalkyl substances (PFAS), states are taking it upon themselves to set their own standards amid growing public scrutiny.  With proposed house bills, rejections of bills, and other PFAS […]

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U.S. EPA Finalizes Changes to Boiler MACT

Posted: July 25th, 2022

The National Emission Standards for Hazardous Air Pollutants (NESHAP) for Industrial, Commercial, and Institutional Boilers and Process Heaters, which implements Maximum Achievable Control Technology (MACT) standards and is therefore also known as Boiler MACT, were promulgated on March 21, 2011, […]

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U.S. EPA Proposes Revisions to Gasoline Distribution Rules

Posted: July 19th, 2022

On June 10, 2022, the United States Environmental Protection Agency (U.S. EPA) proposed revisions to 40 CFR Part 63, Subparts R and BBBBBB, the National Emission Standards for Hazardous Air Pollutants (NESHAP) for Gasoline Distribution Facilities at major (Subpart R) […]

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What to Know About Maryland’s New Storage Tank Regulations

Posted: July 18th, 2022

The Maryland Department of the Environment (MDE) updated Oil Pollution Control and Storage Tank Management regulation [Code of Maryland (COMAR) 26.10] became effective on June 13, 2022. The updates to COMAR 26.10 include the creation of new aboveground storage tank […]

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South Carolina Industrial Stormwater – On the Tides of Change

Posted: July 13th, 2022

The South Carolina Department of Health and Environmental Control (SCDHEC) has issued the Industrial Stormwater General National Pollutant Discharge Elimination System (NPDES) Permit (SCR000000) on May 26, 2022, and the permit became effective on July 1, 2022. Upon the permit’s […]

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Ambient Air Quality Regulatory Changes are Coming

Posted: July 12th, 2022

The Clean Air Act (CAA) authorizes the United States Environmental Protection Agency (U.S. EPA) to establish National Ambient Air Quality Standards (NAAQS) for certain air pollutants.  The rules and regulations that implement the NAAQS are the foundation of State air […]

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