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Backflow Testing Services in Irvine, California

Finding a reliable backflow testing professional in Irvine, California is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 8 backflow testing companies serving Irvine and surrounding communities including Tustin, Costa Mesa, Santa Ana.

Whether you need annual backflow testing, RPZ (Reduced Pressure Zone) valve inspection, or cross-connection control services, the providers listed below offer professional testing services for both residential and commercial properties throughout the Irvine area.

Most water authorities in California require annual testing and reporting for all backflow prevention assemblies. A certified backflow tester will inspect your devices, perform the required differential pressure tests, and file compliance reports with your local water authority.

Browse the listings below to compare ratings, read customer reviews, and contact backflow testing professionals near Irvine directly. Use the filters above to narrow results by rating, review count, or specific services like RPZ testing and preventer installation.

Data source: Google Maps. Always verify licensing with your local water authority.

8 listed providers

Services:
Spectrum Backflow Testing backflow testing
Testing Verified
5 mi

Spectrum Backflow Testing

No reviews yet

Testing Verified · Irvine, CA · 5 mi

Backflow TestingPreventer InstallationPreventer Repair
Website
Pacific Plumbing of Southern California backflow testing
Testing Verified
6 mi

Pacific Plumbing of Southern California

4.5(22)

Testing Verified · Santa Ana, CA · 6 mi

Backflow TestingCommercialResidential
Website
All Star Plumbing & Fire Sprinkler Inc backflow testing
Testing Verified
7 mi

All Star Plumbing & Fire Sprinkler Inc

4.7(13)

Testing Verified · Lake Forest, CA · 7 mi

Backflow TestingPreventer InstallationCommercial
Website
Splash Plumbing backflow testing
Testing Verified
11 mi

Splash Plumbing

4.8(288)

Testing Verified · Anaheim, CA · 11 mi

Backflow TestingCommercialResidential
Website
CAL VALVE INC. backflow testing
Testing Verified
11 mi

CAL VALVE INC.

5.0(5)

Testing Verified · Anaheim, CA · 11 mi

Cross-Connection Control

Great location right off Anaheim blvd so it’s super convenient. They always have what I need especially when it comes to backflow parts that can be annoying to track down elsewhere. The staff are…

Read more on Google
Website
All City Plumbing, Air & Electrical backflow testing
13 mi

All City Plumbing, Air & Electrical

5.0(1,900)

Anaheim, CA · 13 mi

Preventer RepairCommercial
Website
Prevent Backflow & Plumbing Inc. backflow testing
Testing Verified
13 mi

Prevent Backflow & Plumbing Inc.

No reviews yet

Testing Verified · Anaheim, CA · 13 mi

Backflow TestingEmergency Service
Website

Frequently Asked Questions About Backflow Testing in Irvine

Many certified backflow testers in Irvine will file test reports directly with your local water authority or municipality on your behalf. Confirm this with your provider before scheduling. Some jurisdictions require the property owner to submit reports, while others accept direct submissions from the tester.

Backflow testing in Irvine, California typically costs between $50 and $200 per device, depending on the type of backflow preventer and the complexity of the installation. RPZ assemblies generally cost more to test than double check valve assemblies. Contact providers listed above for current pricing in the Irvine area.

If a backflow preventer fails its annual test, the certified tester will diagnose the issue — often a worn check valve, damaged disc, or fouled relief valve. Most testers in Irvine can repair the device on site and re-test it the same day. Your water authority may require the passing report within a set deadline.

Cross-connection control prevents contaminated water from flowing backwards into the clean water supply. Backflow prevention devices are installed at cross-connection points to protect public health. Regular testing ensures these devices function properly. Many municipalities in California require cross-connection control programs for commercial properties and irrigation systems.

Many municipalities in California require annual backflow testing for commercial and residential properties with backflow prevention devices. Your local water authority in Irvine can confirm the exact testing schedule and deadlines for your area. Failing to test on time may result in fines or water service interruption.

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