Resources

Stormwater resources

Find stormwater materials for residents and schools, practical guidance for local MS4 programs, and updates on watershed work across the Lower Rio Grande Valley.

Permit forms and reporting instructions can change; use TCEQ’s current pages for the latest requirements. Last updated: October 19, 2026.

MS4 guidance for local governments

Start with TCEQ’s current permit and assistance pages for permit documents, reporting forms, templates, maps and training.

TCEQ • 2024 permit • Current forms

Phase II (Small) MS4 Permit: TXR040000

Open TCEQ’s permit page for the 2024 general permit, permit forms, annual report template and current notices. The renewed permit took effect August 15, 2024.

View permit and forms →

TCEQ • SWMP and annual reporting

Permit requirements and reporting

Review the small-MS4 control measures, Stormwater Management Program expectations, annual reporting instructions and related best management practices.

Review requirements →

TCEQ • Templates, maps and training

MS4 assistance tools

Find the SWMP template, model ordinance, urban-area and surface-water maps, NeT-MS4 resources and other support for regulated communities.

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Task Force • Archived materials

Task Force plans and annual reports

Access stormwater management plans and annual reports already posted by the Task Force for reference.

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Public education and outreach

Share clear, practical ways to protect local waterways at home, at school and in the community.

EPA • English and Spanish • PDFs, graphics, presentations

Stormwater Smart outreach materials

Ready-to-share brochures, social graphics, infographics and customizable materials on runoff prevention, pet waste, lawn care, business practices and more.

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Task Force • Web resource

Local stormwater tips

Local guidance on illicit discharge reporting, household waste disposal, pet waste, yard care, car washing and keeping storm drains clear.

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Task Force • English and Spanish coloring pages

Kids Corner

Coloring pages and downloadable activities help students learn how stormwater moves through the watershed and how to reduce pollution.

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Regional watershed plans and projects

Explore local watershed planning, monitoring, technical updates and regional presentations.

RATES • Project webpage

North and Central Watersheds Project

Follow project background, monitoring and planning work, workshops, newsletters and publications for the Lower Rio Grande Valley’s North and Central watersheds.

View project updates →

RATES • PDF • FY26 Q3, March–May 2026