What is backflow prevention and why is it important?

Backflow prevention is primarily defined as a method that ensures the safe and clean supply of drinking water by preventing contaminated water from flowing back into the potable water system. This is crucial because backflow can occur due to various reasons, such as sudden changes in water pressure that can create a reverse flow. When backflow occurs, potentially contaminated water from sources such as irrigation systems, industrial processes, or sewage can mix with the clean water supply, leading to significant health hazards.

By implementing backflow prevention devices and methods, public health is protected, ensuring that the drinking water remains safe for consumption. This is why this approach is a critical component in water quality management for any water distribution system. Ensuring that potable water remains uncontaminated directly supports community health and safety, which is the primary goal of backflow prevention.