Annual city route

Tucson annual backflow testing

Tucson Water requires annual testing and expects registered testers to submit results through iBAK once their tester and equipment information is active with the utility.

City: Tucson Utility: Tucson Water Backflow Prevention Cadence: Upon installation and annually thereafter Last verified: 2026-06-29
Local answer

What to check for Tucson

Tucson Water requires annual testing and expects registered testers to submit results through iBAK once their tester and equipment information is active with the utility.

  • Due basis: Tucson Water requires annual testing and can issue a four-day shutoff notice if the compliance date passes without the required test results. Registered testers submit through the iBAK system.
  • Who is affected: Commercial and multifamily customers, reclaimed-water users, irrigation users with protected connections, and any Tucson Water customer that the utility flags as requiring backflow protection.
  • Program phone: 520-791-2650
Local signals

Signals that matter before you act

  • Annual test results are tied to the utility's compliance date system.
  • Only Tucson-registered testers can use the online submission tool.
  • Missed compliance can lead quickly to a shutoff warning.
Workflow

Tucson workflow order

  1. Confirm the assembly and tester are active in Tucson Water's records.
  2. Use the iBAK workflow to submit current test results.
  3. Resolve any failures or missing records before Tucson reaches the compliance cutoff.