Backflow testing & repair in Monterey, CA
BackflowCare tests backflow prevention assemblies in Monterey (Monterey County) and files the results with California American Water – Monterey County District. Customers must make sure any required backflow prevention device is tested and kept in working order every year, as state regulations require. If a device fails, we make minor repairs and file the passing retest with Cal Am Monterey.
- County
- Monterey County
- Water supplier
- California American Water – Monterey County District
- Annual test
- Cal Am Monterey: owner hires a certified tester
- Our price
- $199 per device ($25 off for new customers), or from $180/year on a plan
- ZIP codes
- 93940
What Cal Am Monterey requires in Monterey
- State regulations require annual testing of backflow prevention devices, whether or not the property is occupied.
- Failing to comply can lead to disconnection of water service after repeated requests from Cal Am’s Cross Connection Department.
Source: Cal Am Monterey backflow program (official page), checked October 17, 2026.
Rules for new and replacement devices in Monterey
- Properties with lawn irrigation or fire sprinkler systems need an approved backflow device at the service connection, directly behind the meter, unless a Cal Am Cross-Connection Specialist approves otherwise.
- The device type depends on the hazard level (high, moderate or low) and local requirements.
Source: Cal Am Monterey backflow program (official page).
Installing or replacing a device takes a licensed plumbing contractor, usually with a permit. We can refer you to one we trust, test the new device once it’s in, and make minor repairs to existing ones.
Backflow questions from Monterey property owners
Which water supplier serves Monterey?
California American Water – Monterey County District supplies water in Monterey (ZIP 93940) and runs its backflow program.
Who tests backflow devices for Cal Am Monterey customers in Monterey?
Customers must make sure any required backflow prevention device is tested and kept in working order every year, as state regulations require.