Flood Insurance Rate Maps

The Federal Emergency Management Agency (FEMA) has updated the City of Portland Flood Insurance Rate Maps (FIRM). FIRM's are used to determine whether a property or structure is located in the floodplain. This determination defines flood insurance requirements and rates. The maps are listed below - please note that these files are very large and may be slow to load.

48409C0440E (PDF)

48409C0445E (PDF) 

48409C0580E (PDF) 

48409C0585E (PDF)