cook County Flood Hazard Information
Effective Map ProductsEffective Flood Insurance Rate Maps for cook County may be viewed and/or downloaded at the FEMA Flood Map Service Center (MSC)
NFHL Viewer (more detailed flood data displays when zoomed in). It may also be slow.
Preliminary Map Products2019 Preliminary FIRMs, FIS, and FIRM database for panels under revision are available to download from the FEMA MSC