Annual RPZ/Backflow Testing
RPZ backflow devices are required by the State of Minnesota to be inspected & tested annually. Testing can only be completed by those certified by the State of Minnesota to inspect RPZ/Backflow prevention devices. DLI Information
In addition, the City of Cottage Grove also requires ALL RPZ testing to be completed annually & testing submitted to Public Works.
Testing Results can be submitted electronically or by mail using the forms below:
RPZ/Backflow Testing Form (Fillable)
RPZ/Backflow Testing Form (Printable)
Please contact Public Works with any questions:
651-458-2808 or email@example.com