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Backflow Testing Services in Anaheim, California

Finding a reliable backflow testing professional in Anaheim, California is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 22 backflow testing companies serving Anaheim and surrounding communities including Fullerton, Placentia, Garden Grove.

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 Anaheim 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 Anaheim 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

Services:
Prevent Backflow & Plumbing Inc. backflow testing
Testing Verified
1 mi

Prevent Backflow & Plumbing Inc.

No reviews yet

Testing Verified · Anaheim, CA · 1 mi

Backflow TestingEmergency Service
Website
CAL VALVE INC. backflow testing
Testing Verified
2 mi

CAL VALVE INC.

5.0(5)

Testing Verified · Anaheim, CA · 2 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
Splash Plumbing backflow testing
Testing Verified
2 mi

Splash Plumbing

4.8(288)

Testing Verified · Anaheim, CA · 2 mi

Backflow TestingCommercialResidential
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 City Plumbing, Air & Electrical backflow testing
7 mi

All City Plumbing, Air & Electrical

5.0(1,900)

Anaheim, CA · 7 mi

Preventer RepairCommercial
Website
Spectrum Backflow Testing backflow testing
Testing Verified
11 mi

Spectrum Backflow Testing

No reviews yet

Testing Verified · Irvine, CA · 11 mi

Backflow TestingPreventer InstallationPreventer Repair
Website
A-1 Performance Rooter & Plumbing backflow testing
Testing Verified
13 mi

A-1 Performance Rooter & Plumbing

No reviews yet

Testing Verified · Long Beach, CA · 13 mi

Emergency Service
Website
Prodigy Plumbing | Long Beach Plumber backflow testing
Testing Verified
14 mi

Prodigy Plumbing | Long Beach Plumber

4.8(946)

Testing Verified · Long Beach, CA · 14 mi

Backflow TestingCommercialEmergency Service
Website
Pete's Plumbing backflow testing
Testing Verified
14 mi

Pete's Plumbing

No reviews yet

Testing Verified · Signal Hill, CA · 14 mi

Backflow TestingEmergency ServiceSame Day Service
Website
Mr. Rooter Plumbing of Long Beach backflow testing
14 mi

Mr. Rooter Plumbing of Long Beach

No reviews yet

Long Beach, CA · 14 mi

Emergency Service
Website
CY
Testing Verified
15 mi

Cover Your Brass - Backflow Testing and Backflow Cage Manufacturer

4.8(9)

Testing Verified · Signal Hill, CA · 15 mi

Backflow TestingPreventer InstallationPreventer Repair

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 Google
Website
J & D Plumbing & Heating Contractors backflow testing
15 mi

J & D Plumbing & Heating Contractors

No reviews yet

Long Beach, CA · 15 mi

CommercialResidentialEmergency Service
Website
Advance Mechanical Contractors backflow testing
Testing Verified
15 mi

Advance Mechanical Contractors

No reviews yet

Testing Verified · Signal Hill, CA · 15 mi

Backflow TestingCommercialResidential
Website
Atlas Backflow Services - Backflow Testing Los Angeles + Orange County backflow testing
Testing Verified
15 mi

Atlas Backflow Services - Backflow Testing Los Angeles + Orange County

4.9(83)

Testing Verified · Signal Hill, CA · 15 mi

Backflow TestingPreventer RepairCross-Connection Control
Website
Mr Fix It Plumbing backflow testing
Testing Verified
16 mi

Mr Fix It Plumbing

No reviews yet

Testing Verified · Long Beach, CA · 16 mi

Backflow TestingCommercial
Website
Roto-Rooter Plumbing & Water Cleanup backflow testing
16 mi

Roto-Rooter Plumbing & Water Cleanup

No reviews yet

Long Beach, CA · 16 mi

CommercialResidentialEmergency Service
Website
Sunset Plumbing backflow testing
Testing Verified
16 mi

Sunset Plumbing

No reviews yet

Testing Verified · Long Beach, CA · 16 mi

Backflow TestingCommercial
Website
BAVCO - Backflow Repair Parts & Backflow Supply backflow testing
17 mi

BAVCO - Backflow Repair Parts & Backflow Supply

4.7(26)

Long Beach, CA · 17 mi

Preventer RepairSame-Day Service

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
Website
Hydro Backflow backflow testing
17 mi

Hydro Backflow

5.0(2)

West Covina, CA · 17 mi

Annual Certification FilingCommercialResidential
Website
Los Angeles Plumbing & Backflow backflow testing
Testing Verified
17 mi

Los Angeles Plumbing & Backflow

5.0(3)

Testing Verified · Irwindale, CA · 17 mi

Backflow TestingPreventer InstallationPreventer Repair
Website
All Star Plumbing & Fire Sprinkler Inc backflow testing
Testing Verified
18 mi

All Star Plumbing & Fire Sprinkler Inc

4.7(13)

Testing Verified · Lake Forest, CA · 18 mi

Backflow TestingPreventer InstallationCommercial
Website

Frequently Asked Questions About Backflow Testing in Anaheim

Many certified backflow testers in Anaheim 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 Anaheim, 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 Anaheim 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 Anaheim 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 Anaheim 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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