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Current, Completed, and Inactive Projects of the TMDL Program

All TMDL projects, listed in alphabetical order by project name
communities working together taking care of our rivers, lakes, and bays

The TMDL Program works to restore Texas waterways that have limited quality in relation to one or more of their assigned uses, such as recreation, fishing, or healthy aquatic environment.

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Title Description
Aquilla Reservoir: Improving the Quality of Drinking Water Sources A successful TMDL project to reduce atrazine in Aquilla Reservoir, which is a source of drinking water for several communities. The TMDLs are adopted and the I-...
Armand Bayou: Evaluating Water Quality for Aquatic Life A completed project to assess dissolved oxygen and support of aquatic life in Armand Bayou.
Arroyo Colorado: A TMDL Project for Legacy Pollutants and Organics A completed project to reduce legacy pollution from chemicals and make it safe to eat fish from the waterways. The TMDLs are adopted and the I-Plan is approved....
Arroyo Colorado: A Watershed Protection Plan A completed plan and assessment project to improve water quality in the Arroyo Colorado
Arroyo Colorado: Surveying Recreational Uses A completed project to evaluate recreational uses of the Arroyo Colorado
Assessing Toxicity in Ambient Water and Sediment in Seven Texas Water Bodies A completed project to assess the extent and severity of toxicity in ambient water and sediment in seven Texas water bodies.
Atascosa River: Evaluating the Aquatic Life and Recreational Uses A completed assessment project to evaluate concentrations of dissolved oxygen and bacteria in the Atascosa River in South Central Texas
Austin Area Watersheds: A TMDL Project to Protect Recreational Uses A community project to reduce bacteria and protect recreational safety in Waller, Walnut, and Shoal creeks and Taylor Slough in the city of Austin. The Austin c...
Brandy Branch Reservoir: Assessing the Safety of Fish Consumption A completed project of the TMDL Program to assess the extent of contamination in fish from Brandy Branch Reservoir
Carters Creek Watershed: Implementing TMDLs to Protect Recreational Uses A community project to develop and implement TMDLs to reduce bacteria levels and protect recreational uses of the creek. Together, the adopted TMDL and the appr...
Clear Creek Above Tidal: A TMDL Project for Total Dissolved Solids and Chloride A completed project to develop and implement total maximum daily loads for total dissolved solids and chloride in the freshwater portion of Clear Creek that is ...
Clear Fork Trinity River: Evaluating Water Quality for Aquatic Life A completed project to evaluate the attainability of the presumed aquatic life use for the Clear Fork of the Trinity River
Corpus Christi Beaches: A Community Project to Protect Recreational Uses A community project to reduce bacteria and protect recreational safety at beaches along Corpus Christi Bay. The stakeholders and TCEQ are developing total maxim...
Dickinson Bayou: Implementing a Plan to Protect Recreational Uses A community project to protect recreational uses through a TMDL to reduce bacteria. The TMDL is adopted and the I-Plan is approved. Together, the TMDL and I-Pla...
Dickinson Bayou: Investigating Low Dissolved Oxygen Conditions A completed project to assess conditions for support of fish and other aquatic life
E.V. Spence Reservoir: Implementing TMDLs for Total Dissolved Solids and Sulfate A project to improve water quality by reducing total dissolved solids (TDS) and sulfate in E.V. Spence Reservoir. Together, the adopted TMDLs and the approved I...
Elm and Sandies Creeks: Evaluating Aquatic Life and Recreational Uses A completed project to evaluate high bacteria and low dissolved oxygen concentrations in Elm and Sandies creeks in south central Texas
Fort Worth Area: A TMDL Project for Legacy Pollution A completed project to reduce legacy pollutants. Together, the adopted TMDL and the approved I-Plan are the road map to improving water quality.
Galveston Bay and Houston Ship Channel: Assessing Contamination from Dioxin A current project to assess sources of contamination in fish from dioxin and evaluate options for reducing them so it is safer to eat fish from the area waterwa...
Galveston Bay and Houston Ship Channel: Assessing Contamination from PCBs A current project to assess sources of contamination in fish from polychlorinated biphenyls (PCBs) and evaluate options for reducing them so it is safer to eat ...

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