Frequently asked questions

Frequently asked questions about floodplains and floodplain management

Click on a topic of interest for answers to frequently asked questions regarding floodplain and floodplain management topics. If you have other questions, send them to info@dnr.state.mn.us.

What is a floodplain?	What is flood insurance and where can I purchase it?
What is the flood fringe?	What is a substantially damaged structure?
What does the 100 year flood mean?	What does increased cost of compliance mean?
What is the flood protection elevation?	What Minnesota communities participate in the NFIP?
What is the floodway?	What is a Letter of Map Amendment(LOMA)?
What is floodproofing?	What is a Letter of Map Revision(LOMR)?

Questions?
1-888-MINNDNR
651-296-6157 in metro
info@dnr.state.mn.us

Floodplain Management Program

Division of Waters

Frequently asked questions

Frequently asked questions about floodplains and floodplain management