Backflow Testing Services in Gilbert, Arizona
Finding a reliable backflow testing professional in Gilbert, Arizona is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 78 backflow testing companies serving Gilbert and surrounding communities including Chandler, Mesa, Tempe.
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 Gilbert area.
Most water authorities in Arizona 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 Gilbert 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.
78 listed providers
Fireshield Services, LLC
Company · Mesa, AZ · 11 mi
“There is no other team in the valley that I trust more with fire safety and backflow components than Fireshield! Over the years, I have managed a diverse portfolio of multifamily and residential…”
Read more on Google
ABC Water Works Inc
Company · Testing Verified · Phoenix, AZ · 11 mi
“I work for an HOA management company and regularly use ABC Water Works for backflow inspections and repairs. The staff is always friendly and professional. They communicate clearly on the status of…”
Read more on Google
Cross Connection Environmental
Company · Testing Verified · Tempe, AZ · 11 mi
“Knowledge people and great Service, been working with them for 17yrs and no issues not handled completely”
Read more on Google
Scottsdale Plumbing Co
Company · Scottsdale, AZ · 11 mi
“I requested a service call on a Wednesday and was scheduled for a plumber to come to my location at 8 AM the next morning by a friendly employee in the Scheduling Department. Plumber Nick arrived…”
Read more on Google
Scottsdale Flow Irrigation LLC
Company · Scottsdale, AZ · 11 mi
“I called to get an assessment of what I thought was a leak in my sprinkler causing excessive moist dirt. Ryan came by and quickly determined the problem. He informed me right away. He checked the…”
Read more on Google
Metering Services Inc
Company · Testing Verified · Tempe, AZ · 12 mi
“We are a Taco Bell franchise with 14 stores. Metering Services has been one of those vendors who is consistently 100% on top of every need we have. Any time I get a letter from one of the cities that…”
Read more on GoogleBackflow Prevention Device Inspections
Company · Testing Verified · Phoenix, AZ · 12 mi
“BPDI is a great company to work with! The staff is friendly and goes above and beyond to accommodate. The technician (Eric) was super efficient and worked with our schedule. Adrienne was very helpful…”
Read more on Google
Backflow Parts USA
Company · Phoenix, AZ · 12 mi
“The level of Customer Care this company provides is something that we almost never experience anymore. I am just a homeowner with very little plumbing experience, but these folks were able to figure…”
Read more on Google
Option One Plumbing
Company · Testing Verified · Phoenix, AZ · 13 mi


Allegiance Water Services
Company · Scottsdale, AZ · 19 mi
“I was too hasty with the first review below where a gave them a 3 rating. I am revising this to a 5 because today they did follow through on their commitment to pick up the old brine. They needed a…”
Read more on Google
Santan Backflow Testing
No reviews yet
Company · San Tan Valley, AZ · 20 mi
Helpful resources
Frequently Asked Questions About Backflow Testing in Gilbert
Many certified backflow testers in Gilbert 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 Gilbert, Arizona 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 Gilbert 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 Gilbert 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 Arizona require cross-connection control programs for commercial properties and irrigation systems.
Many municipalities in Arizona require annual backflow testing for commercial and residential properties with backflow prevention devices. Your local water authority in Gilbert can confirm the exact testing schedule and deadlines for your area. Failing to test on time may result in fines or water service interruption.
Nearby Cities in Arizona
For Providers
Own a Backflow Testing Business?
Claim your listing to manage your profile, track leads, and get premium placement.

