Backflow Testing Services in Inglewood, California
Finding a reliable backflow testing professional in Inglewood, California is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 22 backflow testing companies serving Inglewood and surrounding communities including Hawthorne, Westmont, Lawndale.
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 Inglewood 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 Inglewood 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.
22 listed providers

Ferrari Backflow Inc.
Testing Verified · Redondo Beach, CA · 7 mi

USC Foundation for Cross-Connection Control and Hydraulic Research
Los Angeles, CA · 8 mi
Plumbquest Plumbing & Backflow testing
No reviews yet
Los Angeles, CA · 8 mi

A-A Backflow Testing and Maintenance
Testing Verified · Torrance, CA · 10 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
H. L. Moe Co., Inc
Testing Verified · Glendale, CA · 14 mi
Valley Backflow
Testing Verified · Burbank, CA · 15 mi
“Called a handful of companies and they were the most responsive at the best price. Service was great and I would use again!”
Read more on GoogleCover 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…”
Read more on GoogleAtlas Backflow Services - Backflow Testing Los Angeles + Orange County
Testing Verified · Signal Hill, CA · 15 mi

A-1 Performance Rooter & Plumbing
No reviews yet
Testing Verified · Long Beach, CA · 15 mi

Advance Mechanical Contractors
No reviews yet
Testing Verified · Signal Hill, CA · 15 mi

Prodigy Plumbing | Long Beach Plumber
Testing Verified · Long Beach, CA · 16 mi

J & D Plumbing & Heating Contractors
No reviews yet
Long Beach, CA · 16 mi

Pete's Plumbing
No reviews yet
Testing Verified · Signal Hill, CA · 16 mi

Roto-Rooter Plumbing & Water Cleanup
No reviews yet
Long Beach, CA · 17 mi
Accurate Backflow Testing
Testing Verified · Van Nuys, CA · 18 mi
“This is a vendor partner Branded Group can trust! We've recently given them a few more jobs and they have done superbly well every single time we've given them a work order. They've earned themselves…”
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Precision Backflow Testing & Repairs
Testing Verified · La Cañada Flintridge, CA · 19 mi
“Had a great experience with Precision Backflow! I called for information as we were looking for a new backflow testing company-we had a few bad experiences with the company we’d been using. I talked…”
Read more on GoogleLos Angeles County Waterworks Districts
Testing Verified · Malibu, CA · 20 mi
Helpful resources
Frequently Asked Questions About Backflow Testing in Inglewood
Residential tests typically involve a single PVB or DCVA device and are quicker to complete. Commercial properties in Inglewood often have multiple assemblies, RPZ devices, and fire-line backflow preventers that require more time and specialized equipment. Pricing and scheduling may differ for each type.
Many certified backflow testers in Inglewood 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 Inglewood, 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 Inglewood 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 Inglewood 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.
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