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Annual testing

City of Avondale Backflow and Cross-Connection Control annual backflow testing

Avondale requires annual testing of installed backflow prevention devices and notifies customers when test results become due.

Utility: City of Avondale Backflow and Cross-Connection Control Last verified: 2026-04-05 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.
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Direct answer

What matters here

Avondale requires annual testing of installed backflow prevention devices and notifies customers when test results become due.

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.

Highlights

Highlights

  • Only a certified tester approved by the City of Avondale may test devices in the system.
  • Public Works staff file the test results and create the following year's schedule.
  • The city can refuse reports from testing companies that do not keep their documentation current.
Workflow

Workflow

  1. Check the Avondale due notice or current record.
  2. Use a tester from the city-approved list.
  3. Make sure the result is filed so the next year's testing cycle stays active.
Residential

Residential

  • Single-family homes are not the main angle because Avondale's strongest public language sits around broader developments and protected services.
  • Residential irrigation still matters when the city has required an assembly and annual testing.
Commercial focus

Commercial and managed properties

  • Commercial intent is strong because Avondale explicitly says all developments except single-family residential require devices.
  • The approved tester list and city notification flow make this a real next-action utility page.
FAQ

Local questions people actually ask

Does City of Avondale Backflow and Cross-Connection Control require annual backflow testing?

At installation and annually thereafter. 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 by City of Avondale Backflow and Cross-Connection Control backflow rules?

Avondale water customers with required assemblies, especially commercial, multifamily, irrigation, and fire-protection services tied to city water.

How do I submit or confirm a backflow test for City of Avondale Backflow and Cross-Connection Control?

Use the official utility workflow and submission methods listed on this page: Avondale backflow and cross-connection page, Avondale approved tester list, Avondale engineering requirements manual. Program phone: 623-333-4400.

Where should I look for testers for City of Avondale Backflow and Cross-Connection Control?

Start with the governing authority's published tester list. This utility has an official approved-tester route and it should be treated as the primary source.

Official sources

Official sources

Avondale backflow and cross-connection page Avondale requires annual testing of installed backflow prevention devices and notifies customers when test results become due.
official program page
Avondale approved tester list Avondale requires annual testing of installed backflow prevention devices and notifies customers when test results become due.
official tester list pdf
Avondale engineering requirements manual Avondale requires annual testing of installed backflow prevention devices and notifies customers when test results become due.
official engineering manual