What matters here
San Jose Water is worth a fire-line subpage because it explicitly says backflow prevention devices are required on fire services.
Fire line
San Jose Water Cross-Connection Control and Backflow Program fire line backflow rules
San Jose Water is worth a fire-line subpage because it explicitly says backflow prevention devices are required on fire services.
Utility: San Jose Water Cross-Connection Control and Backflow Program
Last verified: 2026-04-05
Due basis: San Jose Water says testing and recordkeeping are required on all backflow preventers at least once a year, and customers contacted by the Cross-Connection and Backflow Program are expected to act when a hazard survey identifies the need for protection.
Highlights
- Fire services are named directly in the public FAQs.
- The utility prefers lead-free reduced pressure assemblies in most conditions.
- Annual testing and recordkeeping apply after the device is installed.
Workflow
Workflow
- Confirm whether the protected service is a fire line or another high-hazard connection.
- Use the assembly type San Jose Water accepts for that service.
- Keep the annual testing record current under the backflow department's program.
Residential
- San Jose Water is unusually usable for residential pages because it publicly says it offers testing support for both commercial and residential customers.
- Single-family demand usually shows up through irrigation, pools, or another identified hazard.
Commercial and managed properties
- Commercial intent is strong because the utility runs hazard surveys and keeps a list of locations with the greatest need for backflow devices.
- Fire services and some domestic services are explicitly called out.
Tester routing
No public tester route is live for this utility yet. Stay on the official program path and confirm the scope directly with the utility.
FAQ
Local questions people actually ask
Does San Jose Water Cross-Connection Control and Backflow Program require annual backflow testing?
At least annually. San Jose Water says testing and recordkeeping are required on all backflow preventers at least once a year, and customers contacted by the Cross-Connection and Backflow Program are expected to act when a hazard survey identifies the need for protection.
Who is affected by San Jose Water Cross-Connection Control and Backflow Program backflow rules?
Commercial and residential properties, fire services, irrigation systems, and other San Jose Water customers whose properties create actual or potential cross-connection hazards.
How do I submit or confirm a backflow test for San Jose Water Cross-Connection Control and Backflow Program?
Use the official utility workflow and submission methods listed on this page: San Jose Water backflow page, San Jose Water backflow brochure. Program phone: 408-279-7872.
Where should I look for testers for San Jose Water Cross-Connection Control and Backflow Program?
No public tester directory is live for this utility yet. Use the official utility page first and do not infer approval from a generic directory.
Official sources
San Jose Water backflow page
San Jose Water is worth a fire-line subpage because it explicitly says backflow prevention devices are required on fire services.
official program page
San Jose Water backflow brochure
San Jose Water is worth a fire-line subpage because it explicitly says backflow prevention devices are required on fire services.
official brochure
San Jose Water Rule 16
San Jose Water is worth a fire-line subpage because it explicitly says backflow prevention devices are required on fire services.
utility rule