Backflow testing for Palo Alto Utilities customers
Installed backflow devices must be tested every year by a tester registered with the City, and the results submitted to the City. BackflowCare tests assemblies for Palo Alto Utilities customers in Palo Alto, and files the results the way Palo Alto Utilities requires.
- Area
- Santa Clara County
- Cities we serve
- Palo Alto
- Annual test
- Owner hires a certified tester
- Filing results
- Results must be submitted on the City of Palo Alto test form.
- Our price
- $199 per device ($25 off for new customers)
- Palo Alto Utilities contact
- backflow@paloalto.gov, (650) 496-5926
Palo Alto Utilities testing rules
- The tester puts a serialized, colour-coded metal tag on each device, replaced every year.
- Any property with a well must have backflow protection on all its water services.
Source: City of Palo Alto Utilities backflow program (official page), checked October 17, 2026.
Palo Alto Utilities backflow questions
Who tests backflow devices for Palo Alto Utilities customers?
Installed backflow devices must be tested every year by a tester registered with the City, and the results submitted to the City.
Which cities does Palo Alto Utilities serve?
We serve Palo Alto Utilities customers in Palo Alto.
How are backflow test results filed with Palo Alto Utilities?
Results must be submitted on the City of Palo Alto test form.