AWWA Approved Backflow Tester
ABPA Approved Backflow Tester

Serving the Greater Los Angeles Area

Nov 18, 2017


FAQ

What Is Backflow?

Any undesirable reversal of flow of water or mixtures of water and other liquids, gases or other substances due to backpressure or backsiphonage into the distribution pipes of the potable supply of water from any source or sources.

Certified Backflow Prevention Assembly Tester?

A person who has proven ability in field testing backflow prevention assemblies to the satisfaction of the administrative authority having jurisdiction. Each Los Angeles backflow tester who is certified to perform field tests and prepare reports on backflow prevention assemblies shall be conversant in applicable laws, rules and regulations and have had experience in plumbing or pipe fitting or have other equivalent qualifications in the opinion of the administrative authority having jurisdiction.

What is a Backflow Prevention Device?

Any effective assembly used to prevent backflow into a potable water system installed by backflow testers in Los Angeles.

Potable Water?

Water from any source which has been investigated by the health agency having jurisdiction, and which has been approved for human consumption.

Backpressure?

Any elevation of pressure in the downsream piping system above the supply pressure at the point of consideration, which would cause or tend to cause a reversal of the normal direction of flow.

Backsiponage?

A form of backflow due to a reduction on system pressure, which caused a sub-atmospheric pressure to exist in the water system.

Why does it have to be test?

Backflow prevention assembly needs to be tested at least once a year by a certified backflow tester to maintain its proper functionality.

Who mandates the testing?

Either the local health department or the water purveyor.

Who does the testing?

Certified backflow prevention assembly tester.

 

 

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