CWA Hazardous Substances FRP: Implementation Delay Loading
Posted: June 11th, 2025
ALL4 has been tracking the Clean Water Act (CWA) Hazardous Substances Facility Response Plan (FRP) rule since the proposed rule was published in 2022. The final rule was published last year, and even before the 2024 election, the U.S. Environmental […]
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New Draft Tennessee Multi-Sector General Permit for Industrial Stormwater
Posted: April 30th, 2025
The Tennessee Multi-Sector General Permit (TMSP) is intended to authorize industrial stormwater discharges to waters of the State of Tennessee from industrial facilities. The TMSP expires on June 30, 2025 and the Tennessee Department of Environment and Conservation (TDEC) has […]
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North Carolina Takes Decisive Action in Regulating PFAS in Wastewater
Posted: April 17th, 2025
On September 11, 2024, the Water Quality Committee of North Carolina Department of Environmental Quality’s (NCDEQ) Environmental Management Commission (EMC) approved a motion to establish per- and polyfluoroalkyl substances (PFAS) monitoring for “every industrial and National Pollutant Discharge Elimination System […]
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Happy World WATER Day: ALL4 Water Services
Posted: March 20th, 2025
Happy (Early) World Water Day! World Water Day is an annual United Nations observance on March 22 that began in 1993 to highlight the importance of fresh water. As ALL4’s Water Lead, I thought World Water Day was the perfect […]
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Waters of the United States Reconsidered
Posted: March 19th, 2025
The United States Environmental Protection Agency (U.S. EPA), in a press release on March 12, 2025, announced the decision to review the definition of “waters of the United States” (WOTUS) with the U.S. Army Corps of Engineers (USACE). The U.S. […]
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Supreme Court Limits Clean Water Act
Posted: March 12th, 2025
The Clean Water Act (CWA) gives the U.S. Environmental Protection Agency (U.S. EPA) the authority to impose requirements on facilities that wish to discharge “pollutants” into the waters of the United States. These requirements are in the form of National […]
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ICYMI: Navigating NPDES Wastewater Permitting: Best Practices, Watch Outs and Lookaheads
Posted: February 19th, 2025
If you missed our webinar on Navigating National Pollutant Discharge Elimination System (NPDES) Permitting last week or need a written summary to refer back to, read along for a summary of best practices, watchouts, and lookaheads to consider in your […]
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Calling All Desert Storm-Chasers! The New Arizona Multi-Sector General Permit Has Arrived!
Posted: February 12th, 2025
The Arizona Department of Environmental Quality (ADEQ) Water Quality Division (WQD) has issued the Arizona Pollutant Discharge Elimination System (AZPDES) 2024 Industrial Multi-Sector General Permit (MSGP) for Stormwater Discharges Associated with Non-Mining and Mining Industries. Following collaboration with stakeholders during […]
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U.S. EPA Extends Comment Period for MSGP
Posted: February 6th, 2025
On December 13, 2024, the U.S Environmental Protection Agency (U.S. EPA) published the proposed 2026 Multisector General Permit (MSGP) in the Federal Register for public comment. The MSGP is a general permit that covers stormwater discharges ─ see ALL4’s previous […]
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U.S. EPA’s Preliminary Effluent Guidelines Program Plan 16
Posted: February 6th, 2025
On December 18, 2024, the U.S. Environmental Protection Agency (U.S. EPA) published in the Federal Register the Preliminary Effluent Guidelines Program Plan 16 (Preliminary Plan 16). The comment period ended January 17, 2025. Preliminary Plan 16 addresses U.S. EPA’s latest […]
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