Drinking Water Regulations

Our Regulations

Southlake's drinking water is closely regulated by both the Environmental Protection Agency (EPA) and the Texas Commission on Environmental Quality). Our Water Utilities personnel continuously monitor quality and safety, ensuring Southlake's drinking water exceeds the strict federal and state drinking water standards. 

To learn more about these testing results, check out our Annual Drinking Water Quality Reports page to see just how well the City complies with state and federal requirements. 

What We Test For:

  • Coliform Bacteria
  • Inorganic Compounds & Radionuclides
  • Byproducts of our Disinfection Process
  • Lead and Copper
Your water is regulated by the Safe Drinking Water Act, which established to protect drinking water quality across the country, and includes all water that could potentially be used as drinking water. The Environmental Protection Agency (EPA) and the Texas Commission on Environmental Quality (TCEQ) enforce these regulations. Learn more about the standards and regulations below:


Environmental Protection Agency Drinking Water Standards

Code of Federal Regulations, Title 40, Part 141

Texas Commission on Environmental Quality Drinking Water Regulations

  1. Madisson Dunn

    Environmental & Regulatory Supervisor

  2. Physical Address
    1950 E. Continental Blvd.
    Southlake, TX 76092


Water employee conducts sampling