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Annual city route

Modesto annual backflow testing

Modesto keeps protected assemblies inside the city's certified-tester workflow.

Open annual testing workflow Utility requirements Find from notice Request local help
City: Modesto Utility: City of Modesto Cross-Connection and Backflow Control Program Cadence: Upon installation and at least annually thereafter for protected assemblies Last verified: 2026-06-29
Local answer

What to check for Modesto

Modesto keeps protected assemblies inside the city's certified-tester workflow.

  • Due basis: Modesto runs a utility-side cross-connection program and exposes a certified tester list from the official page.
  • Notice or device clue: Look for the utility name, service address, assembly serial number, account or notice ID, and due date.
  • Who is affected: Modesto services with irrigation, commercial, industrial, or other cross-connection risk.
  • Acceptance rule: Report acceptance depends on the governing tester route and the utility's submission method; confirm status before scheduling.
  • Program phone: 209-342-2246
Notice-to-closeout map

Source-backed procedure before the record is treated as closed

This is the working path for Modesto notices: match the authority, confirm the tester gate, use the accepted submission route, and keep proof that the report was accepted.

Authority City of Modesto Cross-Connection and Backflow Control Program
Notice trigger Look for the utility name, service address, assembly serial number, account or notice ID, and due date.
Tester gate View the official tester list
Submission route Modesto backflow program (program page)
Proof to keep Report acceptance depends on the governing tester route and the utility's submission method; confirm status before scheduling.
Failure branch Open failed-test workflow before treating repair, retest, or resubmission as complete.
Local signals

Signals that matter before you act

  • The city exposes a certified tester list.
  • The program is framed around drinking-water protection.
  • Protected services should stay on the city workflow.
Other Modesto routes

Stay inside the city intent cluster

Modesto approved backflow testers Find the official Modesto approved backflow tester route and confirm utility registration, credentials, and report submission requirements.
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Modesto failed backflow test What to do after a failed backflow test in Modesto: repair, retest, and confirm accepted report submission with the utility.
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Modesto irrigation backflow testing Check Modesto irrigation backflow testing triggers, device rules, tester requirements, and the official utility workflow.
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Modesto fire-line backflow testing Check Modesto fire-line backflow testing triggers, assembly rules, tester requirements, and the official utility workflow.
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Workflow

Modesto workflow order

  1. Confirm the service is inside Modesto's program.
  2. Choose a tester from the city path.
  3. Complete the annual or post-install certification.
City FAQ

Modesto questions before you act

Does Modesto require annual backflow testing?

Upon installation and at least annually thereafter for protected assemblies Modesto runs a utility-side cross-connection program and exposes a certified tester list from the official page.

What should I check on an annual notice for Modesto?

Check the due date, service address, device record, accepted tester route, and submission method before scheduling.

Who controls the rule for Modesto?

Modesto search demand is routed to City of Modesto Cross-Connection and Backflow Control Program. Modesto services with irrigation, commercial, industrial, or other cross-connection risk.

What costs or fees should I expect for Modesto?

Testing is market-priced, but the main local value is clarity around the city-certified tester path. Repair and retest cost depends on the assembly and hazard class. The strongest signal is the official utility workflow, not a posted retail fee.