What is backflow?

Backflow means a physical process by which contaminants can enter the potable water supply.

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1. Why did I receive a notice from Ventura County Environmental Health Division?
2. My property recently went through a change of ownership, who do I contact to update owner information for my backflow device?
3. Can I view testing records for my backflow device?
4. Who can test the backflow assembly? Where can I get a list of certified testers?
5. What is a cross-connection?
6. What is the legal basis for a local cross connection control program?
7. What is backflow?
8. Why is backflow protection necessary?
9. What is a backflow assembly?
10. What happens if I do not comply with Ventura Water’s backflow & cross-connection requirements?