How often are flood maps updated?

There is no set timeline for revising flood maps. Revisions typically occur when more accurate engineering information becomes available through a FEMA-funded restudy or when a community makes new information available to FEMA.

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1. What is FEMA flood risk mapping?
2. Why is FEMA revising their flood risk maps for Santa Rosa?
3. How often are flood maps updated?
4. What geographic area is under review for the Santa Rosa FEMA Flood Risk Mapping Project?
5. What is the process for revising a Flood Insurance Rate Map (FIRM)?
6. What is the Special Flood Hazard Area (SFHA)?
7. What local data is Santa Rosa providing to FEMA for the Flood Risk Mapping Project?