What is a cross connection?
A cross connection is a point in the plumbing system where the potable (drinkable) water supply is connected to a non-potable source. This connection can potentially allow contaminants to enter the drinking water system.
Why is backflow prevention important?
Backflow prevention is crucial to ensure that drinking water remains safe and free from contaminants. It prevents the reverse flow of non-potable water or substances into the potable water supply.
What is a backflow prevention device?
A backflow prevention device is a mechanical valve or assembly installed in a plumbing system to prevent water from flowing backwards, thus keeping the water supply safe from contamination.
What if I have an untestable backflow device? Some backflow devices cannot be tested and, therefore, cannot be certified. Homeowners with these devices will need to upgrade their backflow device by a qualified contractor such as Hydro-Tech Irrigation, Co.
Do I need a backflow prevention device for my home irrigation system?
Yes, in-ground irrigation systems are considered a potential source of cross connections and require a backflow prevention device to prevent contaminants from entering the public water supply.
How often do I need to test my backflow prevention device?
Fairfax County requires annual testing of backflow prevention devices to ensure they are functioning properly.
Who can test or certify my backflow prevention device?
Only individuals or companies certified in backflow prevention, such as Hydro-Tech Irrigation Company, can test and certify these devices in Fairfax County. Hydro-Tech Irrigation has a dozen Virginia DPOR-certified backflow technicians on staff.
What happens if I don’t comply with the backflow prevention regulations?
Non-compliance can result in water service interruption and potential legal penalties. It’s important to follow all regulations to ensure public health and safety.
How can I learn more about protecting my home from cross connections?
Fairfax County provides resources and guidelines on its website. Additionally, consulting with a certified backflow prevention specialist such as Hydro-Tech Irrigation can offer personalized advice and services.
