What matters here
Avondale's public rules fit irrigation because the city frames backpressure, chemical injectors, and cross-connections as drinking-water risks that require approved devices.
Avondale's public rules fit irrigation because the city frames backpressure, chemical injectors, and cross-connections as drinking-water risks that require approved devices.
Avondale's public rules fit irrigation because the city frames backpressure, chemical injectors, and cross-connections as drinking-water risks that require approved devices.
Use the governing authority's official tester list first, then only treat any sponsor placement as secondary routing.
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.
Avondale water customers with required assemblies, especially commercial, multifamily, irrigation, and fire-protection services tied to city water.
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.
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.