How can backflow be problematic?

A contaminant, such as used water in a pool or bathtub, can flow back into your water supply. This would seriously affect the quality of your water.

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1. Why does the City of Norfolk Department of Utilities have a Backflow Prevention and Cross Connection Control Program?
2. What is a cross connection?
3. What is backflow?
4. How can backflow be problematic?
5. What is a backflow prevention device?
6. What can you do to help?
7. Are all residential homes required to have backflow devices?
8. I don’t have a irrigation, sprinkler systems, boilers, geothermal heating systems or medical equipment connected to the City’s water system, do I need a device?
9. How often do I have to have my backflow assembly tested?
10. How much will the inspections/maintenance cost?
11. Will there be a list of certified testers available to us?
12. Will I receive notification when to perform my test?
13. What if I don’t receive a letter?
14. What do I do with my test report?