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Annual testing

Denver Water Cross-Connection Control and Backflow Prevention Program annual backflow testing

Denver Water requires certified testers to test assemblies on installation and annually thereafter, then report the results to the cross-connection control office.

Back to utility requirements Open the official program page Local follow-up options
Utility: Denver Water Cross-Connection Control and Backflow Prevention Program Last verified: 2026-06-29 Due basis: Denver Water sends a testing reminder 30 days before the annual test is due, expects certified testers to report results to the Cross-Connection Control office, and can assess a $250 penalty after repeated ignored notices.
Direct answer

What matters here

Denver Water requires certified testers to test assemblies on installation and annually thereafter, then report the results to the cross-connection control office.

Due basis: Denver Water sends a testing reminder 30 days before the annual test is due, expects certified testers to report results to the Cross-Connection Control office, and can assess a $250 penalty after repeated ignored notices.

Highlights

Highlights

  • The utility sends reminder notices 30 days before the annual due date.
  • Test reports are sent to the cross-connection control office.
  • A penalty path exists after repeated ignored notices.
Procedure facts

What has to line up before this item is closed

Use this as the source-backed check before treating the annual testing route as a completed compliance item.

Notice trigger Look for the utility name, service address, assembly serial number, account or notice ID, and due date.
Tester gate Confirm tester eligibility with the utility before scheduling.
Submission route Denver Water backflow program (program page)
Proof to keep Use the listed submission method and keep proof that the report was filed with the utility.
Failed-test branch Open failed-test steps if the assembly does not pass.
Official source trail 2 stored source links, last verified 2026-06-29.
Workflow

Workflow

  1. Watch for Denver Water's annual reminder.
  2. Use a certified tester to complete the test.
  3. Submit the test report to the cross-connection control office before the service moves toward suspension.
Residential

Residential

  • Denver Water can pull domestic services into the program when the site hazard justifies it, so residential users should not assume the rules are only commercial.
  • Residential irrigation assemblies have their own seasonal testing rhythm when the water is turned on.
Commercial focus

Commercial and managed properties

  • Commercial and industrial services are clearly inside the Denver Water program and are a strong fit for next-action pages.
  • The penalty path makes Denver more commercially urgent than a generic educational page.
After the official step

Need local follow-up?

No public tester route is live for this utility yet. Stay on the official program path and confirm the scope directly with the utility.

Request local help

If you still need help after checking the official workflow, you can submit a request for local follow-up.

FAQ

Local questions people actually ask

Does Denver Water Cross-Connection Control and Backflow Prevention Program require annual backflow testing?

Upon installation and annually thereafter. Denver Water sends a testing reminder 30 days before the annual test is due, expects certified testers to report results to the Cross-Connection Control office, and can assess a $250 penalty after repeated ignored notices.

Who is affected by Denver Water Cross-Connection Control and Backflow Prevention Program backflow rules?

Commercial, industrial, domestic, irrigation, fire-line, and auxiliary-water-supply customers when Denver Water requires an approved assembly.

How do I submit or confirm a backflow test for Denver Water Cross-Connection Control and Backflow Prevention Program?

Use the official utility workflow and submission methods listed on this page: Denver Water backflow program, Denver Water test and maintenance report. Program phone: 303-893-2444.

Where should I look for testers for Denver Water Cross-Connection Control and Backflow Prevention Program?

No public tester directory is live for this utility yet. Use the official utility page first and do not infer approval from a generic directory.

What should I check before scheduling a tester for Denver Water Cross-Connection Control and Backflow Prevention Program?

Confirm the due basis, property type, device type, and submission method before booking. Then confirm tester eligibility directly with the utility or portal, and make sure the report can be filed through the required utility or portal path.

What costs or portal fees should I expect for Denver Water Cross-Connection Control and Backflow Prevention Program?

Testing is market-priced, but Denver Water adds real compliance cost through penalties and suspension risk. Repair and retest cost varies widely by domestic, irrigation, or fire-line assembly type. The financial risk is not just the tester invoice; it is also Denver Water's penalty and service-interruption exposure.