Updating Flood Inundation Maps Efficiently

Updating Flood Inundation Maps Efficiently

http://wwwdwatcm.wr.usgs.gov/reports/floodgis/

This Web report, entitled Updating Flood Inundation Maps Efficiently (USGS Open-File Report 98-200),details a new geographical information system (GIS)-based mapping method,developed by the US Geological Survey, that can be used to produce updated flood inundation maps with greater detail at a much lower cost than traditional hand-drawn flood maps.