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General Permit TXR040000 for Phase II (Small) MS4s

Requirements for obtaining authorization for stormwater discharges from small MS4s, the new General Permit, forms and annual reporting.

Hot TopicThe TCEQ Is Renewing the General Permit for Small MS4s.

The TCEQ is in the process of renewing the 2013 TPDES general permit for small MS4s, TXR040000, which expires on December 13, 2018.

The TCEQ held a stakeholder meeting on March 21, 2017 to discuss the renewal of the Phase II MS4 general permit, outline the proposed changes, and to respond to questions and comments from the public on the existing permit and renewal process. Please see the TCEQ Stormwater Stakeholders Group webpage for additional details.

NOTE: The public will have an additional opportunity to submit comments during the formal public comment period that will be scheduled in the future tentatively scheduled for April 2018.

General Permit for Small MS4s

The Small MS4 General Permit, TPDES Permit No. TXR040000, was issued on December 13, 2013. It authorizes the discharge of stormwater to surface water in the state from small municipal separate storm sewer systems (MS4s).

For specific information on the permit requirements, please refer to the following documents:

For additional information see the Assistance Tools for Stormwater Permitting page or the Q&A document on the new general permit.

If you would like to follow the process of renewing this permit, please access historical information at the Stormwater Stakeholders Group (SWSG) webpage.

Strengthening the protective elements of your permit

TCEQ utilized the U.S. EPA MS4 Permit Improvement Guide Adobe Acrobat PDF Document Exit the TCEQ(adopted April 14, 2010) during the 2013 permit renewal process and includes specific recommendations from this guide in your permit.

Annual Reports

All existing regulated MS4 entities are required to submit annual reports each year of the permit term.

The deadline or the reporting month for submitting annual reports for the general permit is based on the reporting period selected in the NOI submitted to TCEQ to obtain permit coverage.


2007 TPDES General Permit TXR040000

Contact us if you have any questions about this general permit.