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[[Image:WebServices.png|thumb|400px|right|Web Data Service Options]] ...d from the hydrologic modeling wizard. In WMS 8.2, practically all of the data required for a hydrologic study can be downloaded directly from WMS for any

[[File:TR20routingdata.png|thumb|400 px|Example of the ''TR-20 Routing Data'' dialog.]] ...ns are generated automatically when writing a TR-20 file. However, routing data must be entered in order to simulate the movement of a flood wave through t

...rsheds. This analysis helps predict possible environmental problems in the watershed. With the growing need to care for and monitor the effects of man on the en ...click of a button within the ''HSPF Global Options'' dialog box. Once the data is initialized, it's possible to access the various dialog boxes within the

...t includes 1D hydraulic modeling, groundwater modeling, and other advanced watershed modeling components.]] ...h of the data can be computed automatically using the interface, and other data values can be entered in the easy-to-use windows. The other storm drain mo

...tems under the Basin Data heading are active and all items under the Reach Data heading are inactive. ...s generally done automatically in WMS; for more information on numbering a watershed model, see the [[WMS:MODRAT Numbering the Tree|MODRAT Numbering the Tree]]

...export the delineated watershed boundaries and the WMS-computed watershed data to [http://www.xpsoftware.com/ xpswmm] or [http://www.epa.gov/ednnrmrl/mode ...[http://dipper.nws.noaa.gov/hdsb/data/nexrad/nexrad.html archived rainfall data from the National Weather Service]. This feature allows you to read a set

...s dialog allows specifying the type of rainfall and entering the necessary data associated with the rainfall type. The ability to assign uniform rainfall over the entire watershed is maintained largely as a trouble-shooting feature and is mostly used in i

...and scientists to visualize, manipulate, analyze, and understand numerical data and associated measurements. Many of the tools in SMS are generic. They are ...nctionality is divided into [[SMS:Modules|modules]] based upon the type of data (grids, meshes, GIS, etc). SMS also contains features that are not tied to

; Compute Basin Data : Computes basin attributes such as basin areas and slopes or stream length ; Drainage Data → Feature Objects :

...d converting GIS data, but data in this module is not meant to be used for watershed analysis directly. ...MS can read either raster or vector GIS data into the GIS module and these data can be converted to various formats for use both inside and outside of WMS.

...ialog is a list of pages that allow modification of various parameters and data to be used in updating and running the GSSHA model. The name of the dialog ...sh - Takes the user to the "Elevation Data", "Outlet Location", "Delineate Watershed", "Create 2D Grid", and "Output Locations" pages before running GSSHA.

...A. Woodruff Miller, and Daniel P. Ames. "Extracting Snow Cover Time Series Data from Open Access Web Mapping Tile Services." ''JAWRA Journal of the America *Anderson, Jocelynn Marie. "A Cloud-Based GSSHA Index Map Editor Utility for Watershed Decision Support." (2015). [http://scholarsarchive.byu.edu/cgi/viewcontent.

...[[WMS:TR-20 Edit Parameters|''Edit TR-20 Parameters'']] dialog for adding data to basins, outlets, and diversion. ...ect Guidelines|Map]], or [[WMS:DEM Guidelines|DEM]] modules to delineate a watershed and sub-basin boundaries, a topologic tree is automatically created. Divers

...tab has the ''DEM'' tab and the ''TIN-Drainage'' tab. Also the ''Drainage Data'' tab controls the display of text with computed geometric parameters for w ...e data objects can be turned off by un-checking the toggle box next to the data object from the Project Explorer.

The GIS module allows managing geographical information data inside of the SMS. ...d external data such as ArcInfo Shapefiles and MapInfo MIF/MID files. This data can be converted to [[SMS:Map_Module|Map module features]] for various purp

*Edsel B.D., et al. (2011). "Watershed Modeling and its Applications: A State-of-the-Art Review." ''The Open Hydro ..., S.S., et al. (2008). "Integrated Modeling for Flood Hazard Mapping Using Watershed Modeling System." ''American Journal of Engineering and Applied Science,''

==Louisiana Department of Transportation and Development Data Sources for use in WMS== ===Data Sources===

'''How can we use gridded radar precipitation data?''' ...or81_Vol_VI.pdf WMS Tutorials: Volume 6, Chapter 4 - Using NEXRAD Rainfall Data in GSSHA]

...HEC-1 assumes the value of this field is 0. However, errors will occur or data will be lost if a file with a blank field is read into WMS. The '''Model Check''' command should be issued once all necessary HEC-1 data has been defined. It will report any possible errors/inconsistencies in the

...centration (Tc) for an Orange County unit hydrograph analysis for any size watershed. Infiltration is accounted for in the losses rather than just using the sta Once all relevant data has been recorded and entered into a Orange County analysis, a rational met