Tester city route

Avondale approved backflow testers

Use this page when the search or notice says approved, certified, registered, or authorized backflow tester for Avondale.

City: Avondale Utility: City of Avondale Backflow and Cross-Connection Control Cadence: At installation and annually thereafter Last verified: 2026-06-29
Local answer

What to check for Avondale

Use this page when the search or notice says approved, certified, registered, or authorized backflow tester for Avondale.

  • Due basis: Avondale says annual testing is required, that customers will be notified when results are due, and that only a Certified Backflow Prevention Assembly Tester approved by the City may test devices in the system.
  • Who is affected: Avondale water customers with required assemblies, especially commercial, multifamily, irrigation, and fire-protection services tied to city water.
  • Program phone: 623-333-4400
Local signals

Signals that matter before you act

  • Open the Avondale approved tester list
  • Confirm tester status on the governing list before treating a provider as approved.
  • Use the utility workflow for deadlines, report acceptance, and submission requirements.
Workflow

Avondale workflow order

  1. Confirm Avondale has required an assembly at the service.
  2. Pick a company from the approved tester list.
  3. Complete the annual or post-install test.
  4. Get the result into the city file so the next schedule is generated correctly.