Backflow Testing Services in Manhattan Beach, California
Finding a reliable backflow testing professional in Manhattan Beach, California is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 18 backflow testing companies serving Manhattan Beach and surrounding communities including Redondo Beach, Lawndale, Hawthorne.
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 Manhattan Beach 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 Manhattan Beach 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.
18 listed providers

Ferrari Backflow Inc.
Testing Verified · Redondo Beach, CA · 3 mi

A-A Backflow Testing and Maintenance
Testing Verified · Torrance, CA · 7 mi

BAVCO - Backflow Repair Parts & Backflow Supply
Long Beach, CA · 12 mi
“I ordered the parts for my PVB backflow preventer and it seem like I just got off the Internet and the parts were at my door it was fast!!!!! Customer service was very good, trust me, I would’ve gave…”
Read more on Google

USC Foundation for Cross-Connection Control and Hydraulic Research
Los Angeles, CA · 14 mi
Plumbquest Plumbing & Backflow testing
No reviews yet
Los Angeles, CA · 14 mi
Atlas Backflow Services - Backflow Testing Los Angeles + Orange County
Testing Verified · Signal Hill, CA · 15 mi

Advance Mechanical Contractors
No reviews yet
Testing Verified · Signal Hill, CA · 15 mi
Cover Your Brass - Backflow Testing and Backflow Cage Manufacturer
Testing Verified · Signal Hill, CA · 15 mi
“Our plumbing company in Orange County Ca needed backflow anti theft cages asap for our customers who had their backflow assemblies stolen. Bill the owner came through for us! The products we…”
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J & D Plumbing & Heating Contractors
No reviews yet
Long Beach, CA · 15 mi

Prodigy Plumbing | Long Beach Plumber
Testing Verified · Long Beach, CA · 16 mi
Roto-Rooter Plumbing & Water Cleanup
No reviews yet
Long Beach, CA · 16 mi

A-1 Performance Rooter & Plumbing
No reviews yet
Testing Verified · Long Beach, CA · 16 mi

Pete's Plumbing
No reviews yet
Testing Verified · Signal Hill, CA · 16 mi
Los Angeles County Waterworks Districts
Testing Verified · Malibu, CA · 19 mi
Helpful resources
Frequently Asked Questions About Backflow Testing in Manhattan Beach
Backflow testing in Manhattan Beach, 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 Manhattan Beach 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 Manhattan Beach 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 Manhattan Beach can confirm the exact testing schedule and deadlines for your area. Failing to test on time may result in fines or water service interruption.
Some certified testers near Manhattan Beach offer same-day or emergency scheduling for urgent situations such as a failed device, a compliance deadline, or a new construction inspection. Check individual provider listings above for availability, or request a quote to find a tester who can accommodate your schedule.
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