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Backflow Office

[email protected]
910 Dublin Road
Columbus, Oh 43215
Office : 614-645-6674
Email : Click to Send Email
More Information: Public Utilities Home
Office Hours:
7am - 3:30pm Weekdays

Testers' Information

    Web-based submittals

    A web site is now available at https://columbus.tokaytest.com/ that allows electronic submittal of test results to our office. The web site can be accessed using most common web browsers on most internet enabled electronic devices (desktop computer, laptop, tablet, smart phone, etc.). A continuous connection to the internet is required while using the web site.
    • Beginning February 15, 2016, as a condition of approval, testers must use the web site for all annual test submittals.

    Losing Approved Status and Reinstatement

    NO TESTS WILL BE ACCEPTED IF performed while a tester has an unapproved status.
    • Common causes of losing approved status
    • If any of your credentials lapse
    • If you are in an unapproved status for more than 30 days
    • If you are in an unapproved status for more than 90 days

    Backflow Compliance Registration Renewal Date

    The annual renewal date for the Backflow Compliance Office registration fee is February 15. The registration year runs from February 16 until February 15 of the next calendar year.
    • Registration for new testers

    Payment Renewal Period

    Renewal of your Backflow Compliance Office registration may be made no sooner than November 16 (3 months prior to the expiration).

      Approved Testers Lists

      Lists of testers who have been approved to test backflow devices in the City of Columbus are provided as a courtesy to our customers and are posted on our Website. 
      • Lists are published listing the approved tester.
      • Lists are generated in random order
      • Approved tester lists are valid for two weeks from the date they are published with an expiration date provided on the list.
      • Lists are updated weekly.
      • Separate lists are published for testers approved on irrigation systems and testers who can test devices on any type of system.
      • We publish a list of Credential Expiration Information that our office uses to determine your approved status.