Backflow Assembly Testers

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Welcome Backflow Assembly Testers!

Below please find important information about testing backflow assemblies in the City of Wenatchee's water system. 

Backflow assembly testers play a critical role in ensuring the safety of the City's drinking water.  Before submitting test reports, a signed Code of Conduct for Backflow Assembly Testers is required.  Annual test reports for existing backflow assemblies must be submitted through the City's online test reporting website.  If you have any questions, please do not hesitate to contact us at (509) 888-3227 or email

Thank you for helping to keep the City of Wenatchee's drinking water safe 24 hours a day, 7 days a week!

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