Frequently Asked Questions for Flooding in Mesa County Build Responsibly Is it safe to develop in the floodplain? What are substantial damage and substantial improvement? Insure Your Property What is flood insurance? Do I need flood insurance? Know Your Flood Risk Do I live in a floodplain? Is flooding common in Mesa County? What is the Fluvial Hazard Zone? Natural Floodplain Functions What is a floodplain? What can I do to reduce flooding and protect the natural floodplain? Protect Yourself and Others How can I protect myself and my loved ones from flooding? Where can I sign up for emergency alerts? Protect Your Property How can I protect my property from flooding? What should I do if my property was damaged by a flood?