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DFIRM Prototypes State of North Carolina March 20, 2001 North Carolina Floodplain Mapping State of North Carolina.

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Presentation on theme: "DFIRM Prototypes State of North Carolina March 20, 2001 North Carolina Floodplain Mapping State of North Carolina."— Presentation transcript:

1 DFIRM Prototypes State of North Carolina March 20, 2001 North Carolina Floodplain Mapping State of North Carolina

2 North Carolina Floodplain Mapping State of North Carolina Map Frame

3 North Carolina Floodplain Mapping State of North Carolina Map Frame Grids & Graticules State Plane Corner Coordinates Universal Transverse Mercator Coordinates Latitude and Longitude Coordinates 3 Color Map Black & White, Blue, Yellow USGS DOQQ as Base Halo Text Annotations in Border Joins Panel Note Moved

4 North Carolina Floodplain Mapping State of North Carolina Detailed Study Area

5 North Carolina Floodplain Mapping State of North Carolina Detailed Study Areas 100-year Cyan (FEMA Standard) Floodway White Hatch (FEMA Standard) 500-year Yellow

6 North Carolina Floodplain Mapping State of North Carolina Approximate Study Area

7 North Carolina Floodplain Mapping State of North Carolina Approximate Study Areas 100-year Cyan (FEMA Standard) Zone AFE vs. Zone A Advisory Flood Elevation (AFE) Annotations Coincident County/Streamline Note

8 North Carolina Floodplain Mapping State of North Carolina Legend Frame

9 North Carolina Floodplain Mapping State of North Carolina Legend Frame All Possible Flooding Zones Shown Gray Background for Floodzone Polygons Similar to Existing FEMA DFIRM Standard

10 North Carolina Floodplain Mapping State of North Carolina Table Frame

11 North Carolina Floodplain Mapping State of North Carolina Table Frame Similar to FEMA Approved Mecklenburg County Flood Hazard Data Table Cross Section ID, Stream Station, Base Flood Discharge, Base Flood WSEL, and Encroachment Distances Shown

12 North Carolina Floodplain Mapping State of North Carolina Datum Conversion Frame

13 North Carolina Floodplain Mapping State of North Carolina Datum Conversion Frame Explanation of Vertical Shift from NGVD 29 to NAVD 88 Vertical Datum Shift Table Displaying Datum Shift by County BMs Referenced to NCGS Website

14 North Carolina Floodplain Mapping State of North Carolina Scale Frame

15 North Carolina Floodplain Mapping State of North Carolina Scale Frame Representative Fraction, English and Metric Scale Bars Displayed NCFLOODMAPS.COM Reference NCDEM Reference NFIP Reference

16 North Carolina Floodplain Mapping State of North Carolina Index Frame

17 North Carolina Floodplain Mapping State of North Carolina Index Frame Panel Number is Lower Left Northing and Easting NC Land Record Number (In Title Block)

18 North Carolina Floodplain Mapping State of North Carolina Celebratory Frame

19 North Carolina Floodplain Mapping State of North Carolina Celebratory Frame State of NC Seal, CTS Logo, and FEMA Seal Displayed Description of CTS Agreement NCFLOODMAPS.COM Reference

20 North Carolina Floodplain Mapping State of North Carolina Title Block Frame

21 North Carolina Floodplain Mapping State of North Carolina Title Block Frame Dual County Reference Map Number Shown for Each County State of NC Seal and FEMA Seal

22 North Carolina Floodplain Mapping State of North Carolina Notes to Users Frame

23 North Carolina Floodplain Mapping State of North Carolina Notes to Users Frame Standard FEMA DFIRM Notes Advisory Flood Elevation (AFE) Definition References NC Floodplain Mapping Program Located at Bottom of FIRM Panel


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