USGS has prepared a Hurricane Katrina flood map based upon remotely sensed data. This map shows regional flooding patterns mostly related to storm surge using data collected on August 30 and 31, 2005. A more detailed version of the map below can be viewed at the USGS website and paper copies can be ordered.

Image by USGSView a more detailed
Hurricane Katrina Flood Map.
Labels: Hurricane-Katrina, Maps