Aggregate of FEMA DFIRM (digital vector only) 'Zone A' effective 100-year floodplain extents for Colorado
This data is provided as guidance only and the COGCC cannot guarantee that all floodplain data will be current and/or accurate. For many parts of Colorado, 100-year floodplain zones exist only in a raster map format - these are NOT INCLUDED in this vector shapefile download. Please consult the FEMA Flood Map Service Center and the Colorado Water Conservation Board (CWCB) for more comprehensive listings.