Floodplain 03
Floodplain 03 : "Floodplain is used in a general sense to mean the area most prone to flooding, mapped or not. The floodplain for a localized flood problem may not be mapped as Special Flood Hazard Area on the Flood Insurance Rate Map". (FEMA, Reducing Damage from Localized Flooding - A Guide for Communities, 2005, viii)