Calibration of backflow test kits is vital to ensure they are working properly. View the list of local approved backflow gauge testing companies: 

Company Address Telephone           
Fluid Meter Service Corp. 7304 McNeil Drive, Suite 604, Austin TX 78729 512-258-3594
Test Gauge & Backflow Supply 3321 Garden Brook Drive, Farmers Branch TX 75234  469-206-3741

 

If you are a backflow gauge testing company and would like to be added to this list, please email your company name, address and telephone number to awcrossconnection@austintexas.gov.