Water Authority of Dickson County: backflow testing rules
Serves Dickson County, TN (Dickson). Every point below comes from Water Authority of Dickson County's own pages, linked; check your notice for your own deadline.
Who must test
- All backflow assemblies protecting the Water Authority of Dickson County must be tested every 12 months, more often where the hazard is great. Source.
- Backflow protection is required at premises with service and fire flow connections, most commercial and educational buildings, construction sites, industrial and medical facilities, lawn irrigation systems and pools, among others. Source.
How the report is filed
- Records of all installations, repairs and tests must be submitted to the Cross-Connection Control Program Administrator on completion, on a test report form approved by the Division of Water Supply. Source.
Tester registration
- All assemblies must be tested by a tester holding a valid Tennessee Certificate of Competency in testing and evaluating backflow prevention assemblies. Source.
- All tests must use an annually certified test kit; WADC will not accept tests from a tester whose test kit certification has expired. Source.
- Work on backflow assemblies in fire protection systems must be done by persons holding a fire sprinkler contractor license, with current certification on file with the Cross-Connection Control Manager before installation or testing. Source.
If a test is missed
- Any assembly not tested within the 12 month period is deemed not approved with a status of Failed, and the customer is notified it is out of compliance. Source.
- After a failed test or installation problem, customers get up to 90 calendar days for High and Low Hazard and 14 days for High Risk High Hazard to fix it; service can be discontinued and restored only with a passing test and a reconnection fee. Source.
Program
- The Water Authority of Dickson County posts its Cross Connection Control Plan and Cross Connection Control Policy on its Policy and Program Documents page. Source.
How to file your backflow test with Water Authority of Dickson County
- Read your notice. It names the assembly, its location and the date the report is due.
- Book a tester Water Authority of Dickson County accepts. See finding a tester below; book early so there is time to repair a failed assembly.
- The tester tests the assembly and fills in the test report. A failed assembly is repaired and tested again.
- The report is filed. Records of all installations, repairs and tests must be submitted to the Cross-Connection Control Program Administrator on completion, on a test report form approved by the Division of Water Supply.Source.
- Keep a copy and set a reminder for next year. Set a free test-due reminder.
Finding a tester Water Authority of Dickson County accepts
We found no tester list on Water Authority of Dickson County's own pages. Use a state certified tester, and check your notice in case it names the testers or the portal it accepts.
Before you book, ask the tester:
- Are you registered with Water Authority of Dickson County?
- Will you send the test report to the utility for me, and how?
- When is my report due? The date is on your notice; the tester needs time to test, repair if needed and file.
Other water utilities in Tennessee
- Consolidated Utility District of Rutherford County
- First Utility District of Knox County
- Columbia Power and Water Systems
- Hallsdale-Powell Utility District
- West Knox Utility District
- Hixson Utility District
- Harpeth Valley Utilities District
- Town of Smyrna Water System
Read October 6, 2026. Program page: wadc.us.