Certified Backflow Testers

The following list includes backflow prevention device testers and installers who are currently active in North West Utility District’s service area.
Companies are listed based on the number of inspections and installations they submitted to the district within the past year.

If your company is listed and you need to update your contact information, please email
erin@nwud.net.

[wpgetapi_endpoint api_id='ArcGIS' endpoint_id='arcgis']