What is back-siphonage?

Back-siphonage is a reverse flow of liquid caused by a partial vacuum in the potable water distribution system. This is a condition that occurs when the supply pressure drops below atmospheric pressure.

Show All Answers

1. What is backflow?
2. What is back-siphonage?
3. What is backpressure?
4. What is a backflow prevention assembly?
5. What assemblies are approved for installation in the City of Lynchburg?
6. How do I know if I need a backflow prevention assembly?
7. Where should a backflow prevention assembly be located?
8. How is an assembly approved?
9. Why do backflow prevention assemblies have to be in a heated enclosure?
10. Why do backflow prevention assemblies have to be tested periodically?
11. What if my backflow prevention assembly is leaking?
12. Who is responsible for the testing and maintenance of the backflow prevention assembly?
13. Who should I contact for more information?