While different types of backflow prevention devices exist, Kristin Pattinson, Drinking Water Section Chief with the MO Department of Natural Resources, says the devices all do the same thing.

The purpose of this testing is to ensure that the backflow preventer—a crucial device designed to protect the public water supply from contamination or pollution due to backflow—is functioning ...

The fourth edition of this full-color illustrated reference manual is designed to teach every aspect of backflow prevention and cross-connection control, from identifying and testing the wide variety ...

Backflow-prevention assembly testing is required by law. The Clark Public Utilities Water Utility urges its customers to have their backflow-prevention devices tested in the spring, just before ...

New York state Department of Health certified backflow testers make sure backflow prevention devices meet all state-mandated guidelines. The Plainview Water District is available to help residents ...

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

The district launched a review of properties with backflow prevention devices after it was discovered following a May fire at Elm Towers that the residential facility did not have such a device ...