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Annual testing

San Francisco Public Utilities Commission Backflow Prevention Program annual backflow testing

San Francisco's strongest public signal is the certified tester list itself.

Utility: San Francisco Public Utilities Commission Backflow Prevention Program Last verified: 2026-04-05 Due basis: San Francisco pushes users to a certified tester list through SF.gov and keeps the utility contact path inside SFPUC channels.
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Direct answer

What matters here

San Francisco's strongest public signal is the certified tester list itself.

Due basis: San Francisco pushes users to a certified tester list through SF.gov and keeps the utility contact path inside SFPUC channels.

Highlights

Highlights

  • The official list includes company names and contact details.
  • The route is an authority-first list, not a sponsor directory.
  • SFPUC contact remains the support layer behind the tester routing.
Workflow

Workflow

  1. Confirm the property has a backflow assembly inside the SFPUC program.
  2. Choose a certified tester from the SF.gov list.
  3. Coordinate the accepted report through the city utility workflow.
Residential

Residential

  • Residential demand is strongest where an irrigation or other protected assembly already exists.
  • The city value is not generic homeowner education but clear tester routing.
Commercial focus

Commercial and managed properties

  • Commercial value is strong because the SF.gov list behaves like a real utility-approved next step.
  • This is a good example of official guidance and directory content staying separate while still monetizable.
FAQ

Local questions people actually ask

Does San Francisco Public Utilities Commission Backflow Prevention Program require annual backflow testing?

On the local certification cycle for protected assemblies. San Francisco pushes users to a certified tester list through SF.gov and keeps the utility contact path inside SFPUC channels.

Who is affected by San Francisco Public Utilities Commission Backflow Prevention Program backflow rules?

SFPUC customers and protected San Francisco properties whose assemblies need a certified tester from the city's accepted list.

How do I submit or confirm a backflow test for San Francisco Public Utilities Commission Backflow Prevention Program?

Use the official utility workflow and submission methods listed on this page: San Francisco certified tester list, SFPUC customer service contact. Program phone: 415-551-4720.

Where should I look for testers for San Francisco Public Utilities Commission Backflow Prevention Program?

Start with the governing authority's published tester list. This utility has an official approved-tester route and it should be treated as the primary source.