Backflow Testing Services in Aurora, Colorado
Finding a reliable backflow testing professional in Aurora, Colorado is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 16 backflow testing companies serving Aurora and surrounding communities including Commerce City, Denver, Englewood.
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 Aurora area.
Most water authorities in Colorado 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 Aurora 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.
16 listed providers

Backflow Consulting and Training
Testing Verified · Aurora, CO · 2 mi
“I am so pleased with the work our technician. Eric was friendly, professional, on time, and respectful of our time and space. He was wonderful to work with and I am grateful for getting our issue…”
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Maven Fire Protection Services LLC
Testing Verified · Denver, CO · 5 mi

Blue Sky Plumbing, Heating, Cooling & Electric
Testing Verified · Denver, CO · 5 mi
Denver Backflow Specialists
Testing Verified · Denver, CO · 9 mi
“Dan has been a great contact for the annual backflow testing required by the city. He shows up on time, quick to perform service, and sends annual reminders to ensure I don’t forget. Will be using…”
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Backflow Tech
Lakewood, CO · 14 mi
“We have three locations that needed service. Janet at Backflow Tech jumped right in and took great care of us. It is always nice to find a company that has the same customer service mindset as…”
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Blue Sky Plumbing, Heating, Cooling & Electric
Testing Verified · Wheat Ridge, CO · 15 mi
J and M Backflow Testing
Testing Verified · Brighton, CO · 18 mi
“Marc was insanely responsive. I contacted him for a quote around 9am by email, and he was at our house and done with the work before noon. The Backflow tests had been uploaded to the city and invoice…”
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Frequently Asked Questions About Backflow Testing in Aurora
Residential tests typically involve a single PVB or DCVA device and are quicker to complete. Commercial properties in Aurora 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 Aurora 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 Aurora, Colorado 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 Aurora 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 Aurora 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 Colorado require cross-connection control programs for commercial properties and irrigation systems.
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