Southlake, Texas, under the provisions of the Safe Drinking Water Act, maintains a Cross Connection Control/Backflow Program to ensure that the city’s potable water supply remains safe for the public and uncontaminated. Annual backflow testing is required under the provisions of this program, and all back flow prevention devices must be tested annually by registered

Back flow preventors are those devices specifically designed to prevent the harmful effects of backflow and back-siphonage. To understand better how a back flow preventor works, one must first understand the nature of back flow. Back flow generally occurs when there is a sudden drop in water pressure from the main water supply to a

As part of Phase II of the Texas Pollutant Discharge Elimination System Program, storm water discharges from small municipalities located in urbanized areas are required to employ a program that reduces pollutants from storm water runoff.  This is also in accordance with the Federal Clean Water Act and state and local regulations. This program protects