The city said, “The state drinking water program requires that all public drinking water systems test a percentage of the backflow prevention devices annually.

Residents at a townhome complex in Edmonds were without water for nearly 24 hours after a brazen thief took a water backflow prevention device. Jim Lundgren, president of the complex's HOA, said ...

The letters state that these devices, which can cost hundreds of dollars, require annual inspection and warn that if BWWB is unable to inspect your device, your water service could be terminated.