Backflow testing for City of Millbrae customers
Millbrae’s backflow testing falls under San Mateo County Environmental Health’s cross-connection control program. BackflowCare tests assemblies for City of Millbrae customers in Millbrae, and files the results with City of Millbrae.
- Area
- San Mateo County
- Cities we serve
- Millbrae
- Annual test
- Owner hires a certified tester
- Deadline
- The tester sends the test report to County Environmental Health within 10 calendar days.
- City of Millbrae fee
- Late testing can bring administrative fines of up to $500 per day, per assembly.
- Our price
- $199 per device ($25 off for new customers)
City of Millbrae testing rules
- In the San Mateo County program, only a County-certified backflow tester may test assemblies.
- Assemblies must be tested at least once a year, and again after installation or repair.
Source: San Mateo County Environmental Health cross-connection program (official page), checked October 19, 2026.
City of Millbrae backflow questions
Who tests backflow devices for City of Millbrae customers?
Millbrae’s backflow testing falls under San Mateo County Environmental Health’s cross-connection control program.
Which cities does City of Millbrae serve?
We serve City of Millbrae customers in Millbrae.
When is the City of Millbrae backflow test due?
The tester sends the test report to County Environmental Health within 10 calendar days.
Does City of Millbrae charge a backflow fee?
Late testing can bring administrative fines of up to $500 per day, per assembly. It is separate from our $199 test price.