Backflow Test Submit Portal

As of February 1, 2023, Woodinville Water District requires Backflow Prevention Assembly Test Reports to be submitted online utilizing WebTest at Usernames and passwords are unique to each technician and testing company and are issued by the District. If you have forgotten your login credentials or need to request credentials, please email Staff to request your username and password.

For more information:  

For more information regarding cross connection please contact the District's Water Quality Office at 425-487-4125