Backflow testing in Chino Hills, CA

Certified backflow prevention assembly testers approved by Chino Basin Water Conservation District. Annual testing is required — find a local pro today.

Now accepting listingsSan Bernardino County, CA

Agency-approved testers serving Chino Hills

Every tester below is on a local water-agency approved list. Claimed & verified businesses appear first; the rest can be reached at their agency-published number.

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Terry's Testing, Inc.on City of San Bernardino Municipal Water's approved list · Aug 2026

Chino Hills, CA(800)464-9287

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Backflow testing requirements in Chino Hills

Property owners in Chino Hills served by Chino Basin Water Conservation District are required to have their backflow prevention assemblies tested annually. If you've received a testing notice, a certified tester can complete the test and file your results directly with your water agency — keeping your property compliant with no paperwork on your end.

Chino Hills zip codes served: 91709