Due to the lapse in federal funding, this website will not be actively managed. More Info.
Main Content

Flood Insurance Rate Map (FIRM)

The purpose of this page is to define a Flood Insurance Rate Map (FIRM), a commonly used term in floodplain management.


The official map of a community on which FEMA has delineated both the special hazard areas and the risk premium zones applicable to the community.

NFIP Requirement

  • 59.1 - Definition
  • 59.22 (6) - Local Map Repository
  • 59.22 (9) (v) - Community Boundary Updates

Other Applicable NFIP Regulations

  • 64.3 - FIRM Use for Sale of Flood Insurance
  • 65 - Revisions to FIRM


Related Keywords

Special Topic Resources

Coastal Study 

 Countywide Format 

 Digital FIRM 

 Floodway Analysis 


 Riverine Study 

 Using NFIP Maps 

  • How to Read a FiRM Online Tutorial
Last Updated: 
09/14/2018 - 11:06