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Approximate Zone A floodplain for the state of Texas. |
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Approximate Zone A floodplain for the state of Texas. |
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FEMA |
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5000 |
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[] |
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<DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>Approximate Zone A floodplain for the state of Texas. Only available for the 1% annual chance flood event.</SPAN></P><P><SPAN>This data has flood hazard information that includes approximate studies (Flood Zone A) on the effective FIRM map. Where approximate Zone A’s exist on the effective FIRM there is no effective detailed study information. </SPAN></P><P><SPAN>The NFHL effective data included in the Flood Quilt was obtained in March of 2024 from the </SPAN><A href="https://hazards.fema.gov/arcgis/rest/services/public/NFHL/MapServer" target="_blank" STYLE="text-decoration:underline;"><SPAN>NFHL Rest Service</SPAN></A><SPAN>.</SPAN></P></DIV></DIV></DIV> |
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<DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>TWDB acknowledges there will be difficult choices between older, detailed data and newer, approximate data. TWDB is offering a high-level statewide opinion on ranks, but will encourage users to investigate those difficult choices at the regional or local level and adjust as needed, which may include piecemeal approaches where only portions of data sets are ranked above others. </SPAN></P><P><SPAN>The TWDB is not anticipating developing any hierarchy to support, for example, regulatory activities and does not, at this time, recommend use of this broadly ranked quilt dataset for regulatory activities. </SPAN></P></DIV></DIV></DIV> |
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| title:
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NFHL Effective Approximate 1% |
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["1% annual chance","100 year flood","flood quilt","floodplain","flood frequencies","Texas","Texas State Flood Plan","flood data","flood planning","NFHL","FEMA","National Flood Hazard Layer Availability","approximate flood study areas."] |
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en-US |
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5000000 |
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