Backflow testing for DSRSD customers
DSRSD employees don’t test backflow devices: customers hire a tester from the District’s approved list. BackflowCare tests assemblies for DSRSD customers in San Ramon and Dublin, and files the results the way DSRSD requires.
- Area
- Alameda and Contra Costa counties
- Cities we serve
- San Ramon, Dublin
- Annual test
- Owner hires a certified tester
- Filing results
- Results for existing devices are submitted through the Tokay test entry website.
- Deadline
- DSRSD requires annual testing and mails notices listing each assembly, its serial number, location and due date.
- Our price
- $199 per device ($25 off for new customers)
- DSRSD contact
- backflowprevention@dsrsd.com, (925) 828-0515
DSRSD testing rules
- Testers must be certified by AWWA, NCBPA or a similar District-approved program.
- DSRSD charges a bimonthly administration fee to customers who are required to have a backflow device.
Source: Dublin San Ramon Services District backflow program (official page), checked October 17, 2026.
DSRSD rules for new and replacement devices
- Commercial, industrial, irrigation and multi-family services need a reduced pressure (RP) assembly; fire lines need at least a double check detector assembly.
Source: Dublin San Ramon Services District backflow program (official page).
DSRSD backflow questions
Who tests backflow devices for DSRSD customers?
DSRSD employees don’t test backflow devices: customers hire a tester from the District’s approved list.
Which cities does DSRSD serve?
We serve DSRSD customers in San Ramon and Dublin.
How are backflow test results filed with DSRSD?
Results for existing devices are submitted through the Tokay test entry website.
When is the DSRSD backflow test due?
DSRSD requires annual testing and mails notices listing each assembly, its serial number, location and due date.