FBT

Backflow Testing Services in Richmond, California

Finding a reliable backflow testing professional in Richmond, California is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 13 backflow testing companies serving Richmond and surrounding communities including San Pablo, El Cerrito, Berkeley.

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 Richmond 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 Richmond 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.

13 listed providers

Services:
Roto-Rooter Plumbing & Water Cleanup backflow testing
10 mi

Roto-Rooter Plumbing & Water Cleanup

4.8(2,570)

Oakland, CA · 10 mi

CommercialResidentialEmergency Service
Website
The Backflow Pro, Inc. backflow testing
Testing Verified
10 mi

The Backflow Pro, Inc.

No reviews yet

Testing Verified · Oakland, CA · 10 mi

Backflow Testing
Website
Flow Masters Plumbing, Drain and Water Heater backflow testing
Testing Verified
10 mi

Flow Masters Plumbing, Drain and Water Heater

No reviews yet

Testing Verified · San Francisco, CA · 10 mi

Backflow TestingCommercial
Website
Max Electric backflow testing
Testing Verified
11 mi

Max Electric

4.9(526)

Testing Verified · San Francisco, CA · 11 mi

Backflow TestingPreventer InstallationEmergency Service
Website
AB
Testing Verified
12 mi

AAA Backflow Testing LLC

5.0(2)

Testing Verified · San Francisco, CA · 12 mi

Backflow Testing

Very knowledgeable, fast, and inexpensive! Booked online for a few days out to test two BPAs: a domestic water line and one for my radiant heating system. Whole thing took about 10 minutes. Would…

Read more on Google
Website
Ace Plumbing & Rooter, Inc. backflow testing
Testing Verified
12 mi

Ace Plumbing & Rooter, Inc.

4.9(945)

Testing Verified · San Francisco, CA · 12 mi

Backflow TestingCommercialResidential
Website
Lutz Plumbing Inc backflow testing
12 mi

Lutz Plumbing Inc

4.9(104)

San Francisco, CA · 12 mi

CommercialResidentialEmergency Service
Website
Z and Z Plumbing backflow testing
13 mi

Z and Z Plumbing

4.6(20)

Oakland, CA · 13 mi

CommercialEmergency ServiceSame Day Service
Website
Ros Plumbing backflow testing
Testing Verified
14 mi

Ros Plumbing

5.0(3)

Testing Verified · San Francisco, CA · 14 mi

Backflow TestingSame Day Service
Website
C&L Plumbing Inc backflow testing
Testing Verified
14 mi

C&L Plumbing Inc

No reviews yet

Testing Verified · San Francisco, CA · 14 mi

Backflow TestingAnnual Certification Filing
Website
The Backflow Pro, Inc. backflow testing
Testing Verified
16 mi

The Backflow Pro, Inc.

No reviews yet

Testing Verified · San Francisco, CA · 16 mi

Backflow Testing
Website
Mr. Rooter Plumbing of The Oakland-Berkeley Area backflow testing
16 mi

Mr. Rooter Plumbing of The Oakland-Berkeley Area

4.9(1,289)

Oakland, CA · 16 mi

Emergency Service
Website
Flow Masters Plumbing, Drain and Water Heater backflow testing
Testing Verified
17 mi

Flow Masters Plumbing, Drain and Water Heater

5.0(640)

Testing Verified · Daly City, CA · 17 mi

Backflow TestingCommercial
Website

Frequently Asked Questions About Backflow Testing in Richmond

Residential tests typically involve a single PVB or DCVA device and are quicker to complete. Commercial properties in Richmond 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 Richmond 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 Richmond, 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 Richmond 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 Richmond 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.

For Providers

Own a Backflow Testing Business?

Claim your listing to manage your profile, track leads, and get premium placement.