Backflow Testing Services in Loomis, California
Finding a reliable backflow testing professional in Loomis, California is essential for maintaining a safe water supply and staying in compliance with local regulations. Our directory lists 11 backflow testing companies serving Loomis and surrounding communities including Rocklin, Lincoln, Roseville.
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 Loomis 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 Loomis 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.
11 listed providers

Crystal Blue Plumbing Heating & Air
Loomis, CA · < 1 mi
“Brad lead his team in installing a mini split system in my older home. Because the home’s age, not everything went as planned and it took one extra day to complete. No one complained about the extra…”
Read more on GoogleAll Pro Backflow, Inc.
Testing Verified · Rocklin, CA · 3 mi
“I have no words for how scary it was for me and my son yesterday. My tire was coming of my car,I made it to the side of the road I could not believe what was happening.I got out of my car and was in…”
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The Backflow Depot
Rocklin, CA · 3 mi
“I needed an insulated jacket for my sprinkler valves. All I could find online was cheap quality and nothing 55” long. A trip to Backflow Depot in Rocklin proved to be a dream come true. I first spoke…”
Read more on GoogleAll Pro Backflow
No reviews yet
Testing Verified · Rocklin, CA · 6 mi
American River Backflow
Testing Verified · Auburn, CA · 8 mi
“Our Backflow preventer went out on a Tuesday and the plumber we typically use was recommending a full replacement for $2.5k. Thankfully we got a second opinion! The 2nd plumber told us we should see…”
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Certified Safe Backflow Testing & Repair
Testing Verified · Roseville, CA · 9 mi
“The 2" domestic water backflow device for one of my commercial buildings was stolen sometime late Friday night or early Saturday morning. I called Bret Saturday morning and he met me at the site. A…”
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Ragland Backflow Services
Testing Verified · Citrus Heights, CA · 10 mi
“I had a great experience with Travis at Ragland Backflow Services. He was prompt, professional, and explained everything clearly. The work was done efficiently and with care. I highly recommend them…”
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America's Plumbing Company
Sacramento, CA · 16 mi
“I can’t say enough great things about America’s Plumbing Co. and, in particular, Gerrit—the service technician who handled our job. From the moment he arrived, Gerrit was professional, courteous, and…”
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Premier Rooter and Plumbing
Sacramento, CA · 16 mi
“This was literally my first time hiring a plumbing company - and I am a naturally suspicious person, especially when I don't know about something (which is pretty much every topic). This normally…”
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Ace Plumbing, Heating & Air
Sacramento, CA · 20 mi
“For the 3rd time since I bought this house in Dec. 2020, my kitchen sink backed up. This time the plumber wasn't able to clear the line & suggested I may have a broken pipe in my slab floor. I found…”
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Armstrong Plumbing Inc
Sacramento, CA · 20 mi
“EXCELLENCE! EXCELLENCE!! EXCELLENCE!!! September 3rd We called for repairs for our clogged washer line and minor hose under our kitchen sink. Antonio was our repairman. He was professional, skillful…”
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Frequently Asked Questions About Backflow Testing in Loomis
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 Loomis 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.
Many municipalities in California require annual backflow testing for commercial and residential properties with backflow prevention devices. Your local water authority in Loomis can confirm the exact testing schedule and deadlines for your area. Failing to test on time may result in fines or water service interruption.
Some certified testers near Loomis 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 Loomis with real customer reviews.
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