Backflow Testing in Chino Hills
Chino Hills is a hillside residential community in southwestern San Bernardino County with upscale neighborhoods, large lots, and active HOA management. Irrigation and landscape backflow assemblies are common. Served by Chino Hills Water District (formerly Yorba Linda Water District area).
Chino Hills Water District — Backflow Testing Requirements
Chino Hills Water District enforces annual backflow testing requirements for all properties in Chino Hills. Non-compliant properties may receive notices and risk water service interruption. All backflow testing must be performed by a certified tester, and results filed directly with Chino Hills Water District.
Ontario Backflow Tests files your backflow testing results directly with Chino Hills Water District on your behalf — no forms, no trips to the water department. You receive a compliance confirmation after every visit.
Why Chino Hills Property Owners Choose Ontario Backflow Tests
500 N Sultana Ave, Ontario, CA 91764
909-787-1122
Ontario@thebackflowtesters.com
Backflow Services Available in Chino Hills, CA
All services include direct Chino Hills Water District report filing — no paperwork for you.
Backflow Testing
Annual certified backflow testing required by California law. We test your assembly, certify results, and file directly with your water district.
Learn More →Backflow Repair
On-site backflow repair when your device fails inspection. We carry parts for all major brands and retest on the same visit.
Learn More →Backflow Installation
Professional installation of new backflow prevention assemblies for residential, commercial, and industrial properties.
Learn More →Backflow Replacement
Full replacement of aging or failed backflow prevention devices. We remove, install, test, and file all paperwork.
Learn More →Annual Compliance Management
We track your annual testing deadlines, schedule appointments, and file reports — so your properties stay compliant year after year.
Learn More →Chino Hills Customer Discounts
Call 909-787-1122 and mention your coupon code to redeem.
Chino Hills Backflow Testing FAQs
Also Serving Cities Near Chino Hills
Our Office Location
We're based in Ontario, CA — just 10–12 miles from Chino Hills. No travel surcharge, same-day availability.
Book Backflow Testing in Chino Hills
Available 24/7. Results reported directly to Chino Hills Water District — no paperwork for you.
Or call us directly: 909-787-1122