2020 Texas Integrated Report of Surface Water Quality for Clean Water Act Sections 305(b) and 303(d)
This report includes information about the quality of Texas' surface waters as reported in 2020.
The Texas Integrated Report describes the status of the state’s waters, as required by Sections 305(b) and 303(d) of the federal Clean Water Act. It summarizes the condition of the state’s surface waters, including concerns for public health, fitness for use by aquatic species and other wildlife, and specific pollutants and their possible sources.
The Commission adopted the Draft 2020 Texas 303(d) List on March 25, 2020.
The EPA approved the 2020 Texas 303(d) List on May 12, 2020.
2020 Texas Integrated Report
Lists of Impaired Waters
Assessment Summaries
- 2020 Water Bodies Evaluated
- 2020 Water Body Assessments by Basin
- 2020 Texas Integrated Report - Supplemental Data for Reservoir Nutrient Assessment
- 2020 Water Bodies with Concerns for Use Attainment and Screening Levels
- 2020 Potential Sources of Pollution for Impairments and Concerns
- 2020 New Listings
- 2020 De-listings
Overview
- 2020 Executive Summary Table
- 2020 Trophic Classification of Texas Reservoirs
- 2020 Guidance for Assessing and Reporting Surface Water Quality in Texas
- 2020 Groundwater Assessment
Public Participation
- No comments were received during the public comment period held from November 22, 2019 through January 3, 2020.
For More Information
Please send an e-mail to 303d@tceq.texas.gov.