Cross Connection Program

Testing and Test Reports

Backflow preventer (also called assembly) test reports are due to the City of Silverton annually, between January 1 and June 1. Tests should be completed during the same month annually, if possible. Cross connection control is a vital part of keeping water safe throughout the water system.

Delivery of Test Reports

Certified Testers - Please hand carry or mail test reports to:

City of Silverton Public Works
Cross connection Program
306 S Water Street
Silverton, OR 97381

Legible reports will also be accepted by email at

  1. Cross Connection Program Coordinator

    Phone: 503-874-2206

  2. Public Works

    Physical Address
    306 S Water Street
    Silverton, OR 97381