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...using a DEM, the results are always converted to points (outlets), lines (streams), and polygons (boundaries) for more convenient data storage and manipulati

...er. They appear similar to stream feature arcs, but are not. On a TIN the streams are defined simply as connected vertices. ==Create Streams==

...will cause the streams to be denser while higher values will create fewer streams in the completed model.

* [[WMS:Streams|Streams]]

...ordered by selecting the downstream most point and choosing the '''Reorder Streams''' command from the ''Feature Objects'' menu), and then convert the coverag

...udes points, lines, and polygons that are used in WMS to represent basins, streams, and key points such as outlets or culverts. In WMS we refer to this GIS da ...database, or it may be straight-forward to trace an existing map to define streams and basins. With WMS, properly structured hydrologic models can be created

The ''Smooth GSSHA Streams'' dialog is accessible by selecting one or more reaches without branches an ...w in GSSHA has been significantly updated, and the process of creating the streams in WMS has been simplified.

...veled when "flowing" down from the top of streams in a basin and where the streams exit the basin.

*Streams for 2D analysis using [[WMS:GSSHA|GSSHA]] ...a TIN or two-dimensional finite difference grid that conforms precisely to streams and other important hydrologic features.

...hed representation. The [[WMS:Feature Objects Menu#Reorder Streams|Reorder Streams]] command can be used to accomplish this. ...use for watershed characterization. The TIN can be used directly to create streams and basin boundaries, or as a background elevation map used in conjunction

...l cause the streams to be more dense while higher values will create fewer streams in the completed model. == Define and Smooth Streams ==

...e saved to the XPX file as polygons, outlet points are saved as nodes, and streams between outlet points are saved as inactive links. ...S. From the drainage coverage, only the polygons are saved (no outlets or streams). Links and nodes are saved from the storm drain coverage and the hydrauli

...lues since the flow paths of all "upstream" points will pass through them. Streams are easily identified by displaying all DEM points with a flow accumulation ===3. Identify the Watershed Outlet and Convert DEM Streams to Arcs===

...tations for all lakes in the model. The OUTTYPE column for both lakes and streams determines the data columns included in the text output. The OUTTYPE options for SFR streams include:

...ing (SFR2) packages are used to simulate the interaction between surficial streams and the groundwater. These packages are somewhat similar to the [[GMS:RIV P ===Defining Streams===

==Reorder Streams== ...et node (a node attached to only one arc) and then choosing the '''Reorder Streams''' command.

Sheet flow generally occurs in the headwater of streams. The following equation is used to describe sheet flow:

...rior to any modifications in the [[WMS:Smooth GSSHA Streams|''Smooth GSSHA Streams'' dialog]].

...ons by Constant''' button in the [[WMS:Smooth GSSHA Streams|''Smooth GSSHA Streams'' dialog]].

#Identify the watershed outlet and covert DEM streams to arcs.