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Backflow Testing Services in Oak Creek, Wisconsin

Finding a reliable backflow testing professional in Oak Creek, Wisconsin is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 12 backflow testing companies serving Oak Creek and surrounding communities including Franklin, Greenfield, Milwaukee.

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 Oak Creek area.

Most water authorities in Wisconsin 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 Oak Creek 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.

12 listed providers

Services:
Knight Plumbing, Inc. backflow testing
6 mi

Knight Plumbing, Inc.

No reviews yet

Milwaukee, WI · 6 mi

CommercialResidentialEmergency Service
Website
Gee Inspections backflow testing
Testing Verified
9 mi

Gee Inspections

5.0(7)

Testing Verified · Greenfield, WI · 9 mi

Backflow TestingCross-Connection Control
Website
PM Plumbing & Mechanical backflow testing
10 mi

PM Plumbing & Mechanical

4.8(43)

Mt Pleasant, WI · 10 mi

CommercialResidentialEmergency Service
Website
C P Conway Plumbing Inc backflow testing
11 mi

C P Conway Plumbing Inc

4.8(9)

Milwaukee, WI · 11 mi

CommercialResidentialEmergency Service
Website
Vince Ingrilli & Sons Plumbing backflow testing
Testing Verified
13 mi

Vince Ingrilli & Sons Plumbing

No reviews yet

Testing Verified · Wauwatosa, WI · 13 mi

Backflow TestingCommercialEmergency Service
Website
Mattox Plumbing backflow testing
13 mi

Mattox Plumbing

No reviews yet

West Allis, WI · 13 mi

CommercialResidentialEmergency Service
Website
Tuffy's Sewer and Drain backflow testing
13 mi

Tuffy's Sewer and Drain

No reviews yet

Wauwatosa, WI · 13 mi

Emergency Service
Website
Mike Ingrilli Plumbing LLC backflow testing
Testing Verified
14 mi

Mike Ingrilli Plumbing LLC

4.3(62)

Testing Verified · West Allis, WI · 14 mi

Backflow TestingCommercialResidential
Website
Wm. A. Zachow & Sons, Inc. backflow testing
18 mi

Wm. A. Zachow & Sons, Inc.

No reviews yet

Brookfield, WI · 18 mi

CommercialResidentialEmergency Service
Website
MM
18 mi

Maverick Mechanicals

4.3(45)

New Berlin, WI · 18 mi

Emergency ServiceFree Estimates
Website
Mr. Rooter Plumbing of Southeast WI backflow testing
19 mi

Mr. Rooter Plumbing of Southeast WI

No reviews yet

Brookfield, WI · 19 mi

Emergency Service
Website
S&K Pump & Plumbing backflow testing
19 mi

S&K Pump & Plumbing

4.2(105)

Brookfield, WI · 19 mi

CommercialEmergency Service
Website

Frequently Asked Questions About Backflow Testing in Oak Creek

Residential tests typically involve a single PVB or DCVA device and are quicker to complete. Commercial properties in Oak Creek 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 Oak Creek 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 Oak Creek, Wisconsin 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 Oak Creek 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 Oak Creek 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 Wisconsin require cross-connection control programs for commercial properties and irrigation systems.

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