![]() Flood Prevention Questionnaire Flooding StoryMap Charleston County Wetlands Data from the USFWS National Wetlands layer. Charleston Legislative Delegation Residential Flood Prevention Click on the survey below to submit a flooding issue. For more information on using the data in Google Earth™, please see Using the National Flood Hazard Layer Web Map Service (WMS) in Google Earth™. FEMA Flood Map Viewer To download FEMA flood data, visit FEMAs Map Service Center. To do so, you will need GIS or mapping software that can read data in shapefile format.įEMA also offers a download of a KMZ (keyhole markup file zipped) file, which overlays the data in Google Earth™. The following site is accessible to Federal Emergency Management Agency (FEMA) staff, and FEMA contractors, mapping partners, mapping program stakeholders, and National Flood Insurance Program (NFIP) map users, as well as Risk MAP staff and state, tribal, and local mitigation planners. This data can be used in most GIS applications to perform spatial analyses and for integration into custom maps and reports. Explore the ArcGIS Web Application that displays the FEMA National Flood Hazard Layer (NFHL), a comprehensive database of flood risk data for the United States. Using the “Search All Products” on the MSC, you can download the NFHL data for a County or State in a GIS file format. ![]() You can also use the address search on the FEMA Flood Map Service Center (MSC) to view the NFHL data or download a FIRMette. Search by address to access the property report or search by location to build lists of properties. For more information on available services, go to the NFHL GIS Services User Guide. FLOOD INSURANCE STUDIES, REGIONS III & VIII 13,390 ACOE DREDGE SPOIL. Technical GIS users can also utilize a series of dedicated GIS web services that allow the NFHL database to be incorporated into websites and GIS applications. In the NFHL Viewer, you can use the address search or map navigation to locate an area of interest and the NFHL Print Tool to download and print a full Flood Insurance Rate Map (FIRM) or FIRMette (a smaller, printable version of a FIRM) where modernized data exists. ![]() Or you you may view, download, and print current local digital effective flood hazard data in an ArcGIS map.
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