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Backflow Testing Services in McKinney, Texas

Finding a reliable backflow testing professional in McKinney, Texas is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 19 backflow testing companies serving McKinney and surrounding communities including Allen, Frisco, Plano.

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 McKinney area.

Most water authorities in Texas 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 McKinney 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.

19 listed providers

Services:
Lawn Sense backflow testing
2 mi

Lawn Sense

4.9(1,587)

McKinney, TX · 2 mi

Preventer RepairSprinkler BackflowSame Day Service
Website
Smith and Son Plumbing - Water Heater Experts, Slab Leak, Gas Line, PRV Plumbers in McKinney backflow testing
Testing Verified
5 mi

Smith and Son Plumbing - Water Heater Experts, Slab Leak, Gas Line, PRV Plumbers in McKinney

4.8(389)

Testing Verified · McKinney, TX · 5 mi

Backflow TestingCommercialEmergency Service
Website
Superior Sprinkler Services backflow testing
Testing Verified
6 mi

Superior Sprinkler Services

4.5(165)

Testing Verified · McKinney, TX · 6 mi

I recently had my sprinkler system repaired, and I couldn't be more impressed with the service I received! From the initial phone call to the completion of the repair, the process was smooth and…

Read more on Google
Website
Earl's Plumbing backflow testing
7 mi

Earl's Plumbing

4.9(751)

Frisco, TX · 7 mi

If needed, we will be calling Earl’s Plumbing again. We recently found out we didn’t have a Pressure Reducing Valve (PRV) on our house that was built in 1993. The pressure was way too high coming…

Read more on Google
Website
Next Day Backflow Testing backflow testing
Testing Verified
7 mi

Next Day Backflow Testing

5.0(1)

Testing Verified · Allen, TX · 7 mi

Backflow TestingPreventer RepairSame Day Service
Website
Ferguson Waterworks backflow testing
8 mi

Ferguson Waterworks

3.8(20)

McKinney, TX · 8 mi

ResidentialEmergency ServiceFree Estimates
Website
Ferguson Plumbing Supply backflow testing
8 mi

Ferguson Plumbing Supply

4.2(66)

McKinney, TX · 8 mi

CommercialResidentialEmergency Service
Website
Frisco Sprinkler Repair backflow testing
10 mi

Frisco Sprinkler Repair

4.6(20)

Frisco, TX · 10 mi

CommercialResidential

Gabriel, with Mr Sprinkler Repair did a great job at a fair price. I will be using them again. They repaired a leaking valve box at the street. The company was also efficient at return and answering…

Read more on Google
Website
CP
Testing Verified
11 mi

CTX Plumbing & Electrical Company

4.9(182)

Testing Verified · Celina, TX · 11 mi

Backflow TestingCommercialResidential

Where to start....this company is amazing. I texted Austin (a friend of mine) for plumbing advice and before I knew it, I had a scheduled appointment for a plumber to come out 2 days later (it was…

Read more on Google
Website
SI
Testing Verified
11 mi

Steven's Irrigation and Repair LLC

4.7(143)

Testing Verified · Plano, TX · 11 mi

Backflow TestingSprinkler BackflowResidential

If you're looking for exceptional irrigation work at a fantastic price, Steven's Irrigation is your hidden gem! Steven helped us with adding a line to our sprinkler system for foundation watering and…

Read more on Google
Website
Lux Backflow Inspection, Testing and Repair backflow testing
Testing Verified
13 mi

Lux Backflow Inspection, Testing and Repair

4.9(28)

Testing Verified · Frisco, TX · 13 mi

Backflow TestingPreventer RepairSprinkler Backflow
Website
DF
Testing Verified
13 mi

DFS Fire Systems, LLC

4.7(14)

Testing Verified · Frisco, TX · 13 mi

Sprinkler BackflowCommercialResidential

I have used DFS three times in the last month. This time I worked with Chance on a fire alarm issue I had at one of my investment properties. Same great experience as I had before- Chance sent a…

Read more on Google
Website
LT
Testing Verified
13 mi

Lux Texas Sprinkler Repair and Drainage

5.0(128)

Testing Verified · Frisco, TX · 13 mi

Backflow TestingSprinkler Backflow

I very recently used Lux Texas Sprinkler Repair. I contacted the company via the internet and sent a message via their website. To my surprise, I was contacted immediately, which usually doesn’t…

Read more on Google
Website
Earl’s Plumbing - West Frisco backflow testing
15 mi

Earl’s Plumbing - West Frisco

5.0(239)

Frisco, TX · 15 mi

Toilet started leaking around the base and in a short time, water was gushing out, flooding the floor. Turned the water off, threw down towels and called Earl's. They put us on the schedule and in…

Read more on Google
Website
GPS Plumbing backflow testing
15 mi

GPS Plumbing

5.0(1,198)

Frisco, TX · 15 mi

ResidentialEmergency Service

We highly recommend Fischer Clements and Nick from GPS Plumbing! They are both professional, friendly, HELPFUL, amazing and patient! The first photo shows our attempt to weld our shower plumbing…

Read more on Google
Website
Garrison Plumbing Services backflow testing
17 mi

Garrison Plumbing Services

4.6(46)

Frisco, TX · 17 mi

Backflow TestingCommercialFree Estimates

I find myself all to often NOT impressed when I must reach out and use a new vendor for service/repair work which needs to be completed at the office. However, today became a much different…

Read more on Google
Website
TG
17 mi

Texas Golden Irrigation & Drainage

4.9(31)

Little Elm, TX · 17 mi

Preventer InstallationSprinkler BackflowCommercial

I called Texas Golden Irrigation and Abraham picked up the call immediately and understood quickly what we needed. He provided an estimate over the telephone and he said he would make every effort to…

Read more on Google
Website
CI
18 mi

Casas Irrigation Drainage & More

5.0(297)

Frisco, TX · 18 mi

Preventer RepairSprinkler Backflow

Carlos and Adrian serviced my irrigation system in my new home. Unfortunately for me, the existing control unit was fried and needed to be completely replaced. Carlos showed me exactly what was wrong…

Read more on Google
Website
Prime Inspection backflow testing
Testing Verified
20 mi

Prime Inspection

5.0(2)

Testing Verified · Garland, TX · 20 mi

Backflow TestingPreventer InstallationPreventer Repair
Website

Frequently Asked Questions About Backflow Testing in McKinney

Some certified testers near McKinney 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.

Look for testers with active state certification, strong Google reviews, and experience with your type of backflow preventer (PVB, DCVA, or RPZ). Ask whether they file compliance reports with your local water authority and request a written estimate before scheduling. Our directory lists testers near McKinney with real customer reviews.

RPZ (Reduced Pressure Zone) testing verifies that your reduced pressure backflow preventer is functioning correctly to protect your water supply from contamination. A certified tester uses specialized gauges to measure differential pressures across the assembly. RPZ devices are typically required for high-hazard connections.

Most jurisdictions in Texas require backflow testers to hold a current certification from an approved training program, typically involving classroom instruction, a hands-on practical exam, and continuing education credits. Some municipalities maintain their own approved-tester lists. Always verify certification before hiring.

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

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