Key Updates, Compliance Deadlines, and How Plummer Can Help
The Texas Commission on Environmental Quality (TCEQ) Multi-Sector General Permit (MSGP) for industrial stormwater discharges (TXR050000) is set to expire on August 14, 2026. TCEQ is expected to renew the permit with some revisions and updates. Currently covered facilities—or those that require coverage—must take action following the renewal of the permit to maintain compliance.
The MSGP is a general permit issued under the Texas Pollutant Discharge Elimination System (TPDES) that regulates stormwater discharges from certain industrial facilities and municipal wastewater treatment plants (WWTP) with greater than 1.0 MGD permitted flow.
Facilities with applicable Standard Industrial Classification (SIC) codes must comply with sector-specific requirements, including:
Plummer’s Water Quality Permitting Team specializes in helping municipalities and industries navigate stormwater regulations. Plummer staff develop SWPPPs for facilities across the state and offer tailored support to meet your operational and compliance needs.
We’re here to help you determine whether your facility needs MSGP coverage and guide you through every step of the compliance process. The MSGP requires that your SWPPP be updated in real time if your facility makes a change that impacts stormwater flows. It’s never too early or late to begin updating or creating a new SWPPP for your site!
Contact our stormwater experts today to learn more about the upcoming MSGP changes and how we can help you stay compliant.
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