Public Comment on the Draft 2026 Texas Integrated Report of Surface Water Quality for Clean Water Act Sections 305(b) and 303(d)
The Draft 2026 Texas Integrated Report for Surface Water Quality is closed for public comment.
Draft 2026 Texas Integrated Report
Lists of Impaired Waters
Assessment Summaries
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Draft 2026 Water Body Assessments by Basin
- 1—Canadian River Basin
- 2—Red River Basin
- 3—Sulphur River Basin
- 4—Cypress Creek Basin
- 5—Sabine River Basin
- 6—Neches River Basin
- 7—Neches-Trinity Coastal Basin
- 8—Trinity River Basin
- 9—Trinity–San Jacinto Coastal Basin
- 10—San Jacinto River Basin
- 11—San Jacinto–Brazos Coastal Basin
- 12—Brazos River Basin
- 13—Brazos-Colorado Coastal Basin
- 14—Colorado River Basin
- 15—Colorado-Lavaca Coastal Basin
- 16—Lavaca River Basin
- 17—Lavaca-Guadalupe Coastal Basin
- 18—Guadalupe River Basin
- 19—San Antonio River Basin
- 20—San Antonio–Nueces Coastal Basin
- 21—Nueces River Basin
- 22—Nueces–Rio Grande Coastal Basin
- 23—Rio Grande Basin
- 24—Bays and Estuaries
- 25—Gulf Waters
- Draft 2026 Water Bodies Evaluated
- Draft 2026 Texas Integrated Report - Supplemental Data for Reservoir Nutrient Assessment
- Draft 2026 Water Bodies with Concerns for Use Attainment and Screening Levels
- Draft 2026 Potential Sources of Pollution for Impairments and Concerns
- Draft 2026 New Listings
- Draft 2026 De-listings
Overview
- Draft 2026 Trophic Classification of Texas Reservoirs
- Draft 2026 Guidance for Assessing and Reporting Surface Water Quality in Texas
Response to Comments
TCEQ will make necessary changes to the draft report and bring the Draft 2026 Texas Integrated Report for Surface Water Quality before the Commissioners for approval to submit to EPA. A summary of the comments and responses will be posted on this Web site at a later date.
For More Information
Please send an e-mail to 303d@tceq.texas.gov.