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Development of hydraulic models to provide water-surface elevations for floodplain mapping requires significant investment in time and resources to obtain and... |
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Development of hydraulic models to provide water-surface elevations for floodplain mapping requires significant investment in time and resources to obtain and... |
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FEMA - http://msc.fema.gov/portal Official NFHL (National Flood Hazard Layer) map available through: http://fema.maps.arcgis.com/home/index.html Last updated: October 2023
Next update check: October 2024
(updates annually) |
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5000 |
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<DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN><SPAN>Recent developments in digital terrain and geospatial database management technology make it possible to protect this investment for existing and future projects to a much greater extent than was possible in the past. The minimum requirement for hydraulics data includes input and output files for all hydraulic models and spatial datasets that are needed to implement the models. (Source: FEMA Guidelines and Specifications, Appendix N).</SPAN></SPAN></P><P><SPAN><SPAN>Data available via REST connection: </SPAN></SPAN><A href="https://hazards.fema.gov/gis/nfhl/rest/services"><SPAN><SPAN>https://hazards.fema.gov/gis/nfhl/rest/services</SPAN></SPAN></A></P><P><SPAN>Bexar County Data Download Link: https://msc.fema.gov/portal/downloadProduct?productID=NFHL_48029C</SPAN></P></DIV></DIV></DIV> |
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<DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN><SPAN>Acknowledgement of FEMA would be appreciated in products derived from these data. This digital data is produced for the purposes of updating/creating a DFIRM database.</SPAN></SPAN></P></DIV></DIV></DIV> |
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| title:
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Floodplains |
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| tags:
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["environment","inland","Waters","Hydraulics","Digital Flood Insurance Rate Map","DFIRM","Flood Hazard data","1-Percent-Annual_Chance Flood","0.2-Percent-Annual-Chance Flood","Channel","Base Flood Elevation","Flood Profile","Cross Section","Stream Centerline","Sub-Critical Flow"] |
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en-US |
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150000000 |
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