SMS:Fast Floodplain Workflow

To quickly define the extents of a floodplain, do the following:

1. Define flood extents using FEMA data.
Select the File \| Map Flood command. Set options in the Floodplain Mapping Options dialog to use the FEMA options. Select location in the Virtual Earth Map Locator. Set the Display Projection to match location projection.

2. Define flood extents using existing project data.
Set location projection. Import elevation data as 2D scatter sets. Select the File \| Map Flood command. Set options in the Floodplain Mapping Options dialog to use the local 2D scatter options.

v • e SMS – Surface-water Modeling System
Modules:	1D Grid • Cartesian Grid • Curvilinear Grid • GIS • Map • Mesh • Particle • Quadtree • Raster • Scatter • UGrid
General Models:	3D Structure • FVCOM • Generic • PTM
Coastal Models:	ADCIRC • BOUSS-2D • CGWAVE • CMS-Flow • CMS-Wave • GenCade • STWAVE • WAM
Riverine/Estuarine Models:	AdH • HEC-RAS • HYDRO AS-2D • RMA2 • RMA4 • SRH-2D • TUFLOW • TUFLOW FV
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