An appropriate backflow assembly and annual testing are required by the Oregon Administrative Rule and the City of Bend Code. There are 36,437 backflow assemblies protecting our water in Bend.

The city of Bend is reminding local residents to test the backflow assemblies connected to outdoor sprinkler systems before they begin watering their lawns and landscaping this summer. Designed to ...

It's buried in thousands of yards across Central Oregon, and many people don't even know it's there. Yet the backflow preventer attached to your sprinkler system helps keep your drinking water clean.