• What is Backflow?

    Backflow is the undesirable reverse flow of water into the drinking water system.

    What is a Cross-Connection?

    Is a temporary or permanent connection between a potable (drinking) water system to any source or system containing water that is hazardous or undesirable to drinking. An example is the connection to your Irrigation System, Fire System, or Boiler.

    What is a Backflow Preventer?

    A Backflow Preventer is a Mechanical Device or Physical Break in the plumbing system that will prevent the reverse flow of water. The main types of Backflow Preventers are Double Check Assembly (DCVA), Reduced Pressure Assembly (RPBA), Pressure Vacuum Breaker (PVB), and Air Gap (this is a physical break in the water line).

    Why does my Water Utility Require me to Test my Backflow Preventer Annually?

    Your Water Utility Provider is required to supply you with Drinkable water to your last free flowing tap in your building. Since you may use water for other purposes other than drinking they want to make sure that this connection is protected and will not allow this undesirable water to flow backwards into there drinking water that they are responsible for.

  • Backflow FAQ