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Grand Junction failed backflow test

Use this page when the assembly already failed and the next step is repair, retest, and accepted report submission.

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City: Grand Junction Utility: City of Grand Junction Backflow Prevention Program Cadence: At installation, annually, and when moved or repaired Last verified: 2026-06-29
Local answer

What to check for Grand Junction

Use this page when the assembly already failed and the next step is repair, retest, and accepted report submission.

  • Due basis: Grand Junction says backflow preventers are required under Colorado drinking-water regulations and city resolution, and that PVBAs must be tested at installation, annually, and when moved or repaired.
  • Who is affected: Grand Junction homes, businesses, sprinkler systems, fire-sprinkler systems, and other services that could contaminate the public water supply if backflow protection is missing.
  • Program phone: 970-256-4101
Evidence-backed next step

Use the governing utility workflow

City search demand maps directly to Grand Junction's governing backflow prevention program.

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Local signals

Signals that matter before you act

  • Grand Junction names sprinkler and fire-sprinkler systems directly.
  • The device pages include specific installation and chemical-use rules.
  • Annual and post-repair testing are both explicit.
Workflow

Grand Junction workflow order

  1. Identify whether the system is sprinkler, irrigation, fire sprinkler, or another protected service.
  2. Install or verify the correct backflow device.
  3. Test the device at installation and annually.
  4. Retest after moves or repairs so the record stays current.