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Backflow FAQ Testing

Who is responsible for paying for the assembly and testing?

It is the customer’s responsibility to ensure that any contaminants or pollutants do not enter the water distribution system from their location. All costs related to the installation, maintenance and testing of backflow prevention assemblies are the customer’s responsibility.

Will my water service be interrupted during the test?

Yes, the water supply to the backflow preventer must be turned off during the testing procedure. The type and location of the assembly will determine how long the test will take. Typically 10 to 30 minutes, are needed to complete testing. Additional time may be needed to make repairs.

What is the cost of the test?

Individual backflow assembly testers and testing companies set their own rates and their charges vary widely. We recommend that you obtain more than one quote. Over the past several years the average cost for testing a double check on an irrigation system has been $35 to $50.