Why It's Important to Stay Current on Annual Backflow Testing
- karlie702
- May 7
- 3 min read

Many property owners don't think about their backflow device until they receive a notice from the city requiring annual testing. However, staying current on your annual backflow testing is extremely important! Not only for compliance, but also for protecting your water supply and preventing interruptions to your service.
At Horn's Backflow & Plumbing, we help commercial and residential property owners stay compliant with annual testing requirements while ensuring their backflow devices are functioning properly year-around.
What is a Backflow Device?
A backflow prevention device is designed to protect clean drinking water from contamination. Under certain conditions, water can begin flowing in the wrong direction through your plumbing system. This is called "backflow".
When backflow occurs, contaminated water from irrigation systems, fire sprinklers, industrial equipment, or other sources can potentially enter the public water supply. Backflow devices help prevent this from happening and play a critical role in protecting public health.
Why Annual Backflow Testing Is Required
When cities and water authorities require annual backflow testing to ensure devices continue operating correctly. Over time, normal wear and tear can cause internal components to fail, reducing the device's ability to protect the water supply properly.
When backflow occurs, contaminated water from irrigation systems, fire sprinklers, industrial equipment, or other sources can play a critical role in protecting public health.
Why Annual Backflow Testing Is Required
Most cities and water authorities require annual backflow testing to ensure devices continue operating correctly. Over time, normal wear and tear can cause internal components to fail, reducing the device's ability to protect the water supply properly.
Certified annual testing confirms that:
The device is functioning properly
Your property remains compliant with local regulations
Your water supply stays protected from contamination
Testing is typically required once every year and must be completed by a certified backflow tester.
What Happens If You Skip Your Annual Test?
One of the biggest reasons to stay on top of annual testing is simple: Your water service may be shut off if testing is not completed.
If the required testing paperwork is not submitted by the deadline, the city or water authority may issue notices, penalties, or even suspend water service to the property until compliance is restored.
For commercial properties, especially, losing water service can create major disruptions for:
Restaurants
Apartment complexes
Warehouses
Office buildings
Retail spaces
Industrial facilities
Avoiding a shut-off starts with scheduling your annual test on time.
Why Property Owners Should Stay Proactive
Waiting until the last minute often leads to scheduling delays, missed deadlines, or emergency testing requests. Staying proactive helps property owners avoid unnecessary stress and keeps their building operating smoothly.
Routine backflow testing also helps identify issues early before they become more expensive repairs or replacements.
Work With a Trusted Backflow Testing Company
At Horn’s Backflow & Plumbing, we provide certified backflow testing, repairs, and maintenance services for residential and commercial properties. Our experienced team understands local compliance requirements and helps make the process simple and stress-free.
We take pride in helping our customers:
Stay compliant
Protect their water supply
Avoid costly interruptions
Keep their systems operating properly year-round
Schedule Your Annual Backflow Test Today
If your annual backflow test is coming due, don’t wait until you receive a shut-off
notice. Contact Horn’s Backflow & Plumbing today to schedule your certified backflow testing service and keep your property protected and compliant.




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