One huge change that came with the new Minnesota State Plumbing Code that went into effect on January 23rd of this year was the requirement for annual backflow preventer testing. Here's the exact code ...

BEND, Ore. (KTVZ) -- With fall approaching, the City of Bend Utility Department reminds water customers that irrigation backflow assemblies must be tested before the end-of-season sprinkler system ...

Laredo will enforce annual testing of backflow prevention devices as the city of Laredo continues its efforts to comply with state regulations and ensure the safety and quality of the public water ...