Francisco Olivera, Ph'D'

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CRWR-PreProHMS Schematic and Basin File
Texas Department of Transportation (TxDOT) Water
Resources Modeling Using GIS 2000 - Austin, Texas

• Francisco Olivera, Ph.D.
• Center for Research in Water Resources
• University of Texas at Austin

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• Hydrologic Sub-System

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Hydrologic Sub-System
Watersheds Polygons
Streams andsource streams
Shape Files of Watersheds and Streams
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Hydrologic Sub-System

• Manual selection of sub-basin polygons

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Hydrologic Sub-System

• Manual selection of most downstream sub-basin
  polygon.

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• Model Schematic and HEC-HMS Basin File

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Hydrologic Model
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Model Schematic

• HEC-HMS schematic in ArcView.

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Connection to HEC-HMS
Model Schematic
Parameter Transfer
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HEC-HMS Basin File (1)
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HEC-HMS Basin File (2)
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HEC-HMS Basin File (3)
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• HEC-HMS

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HEC-HMS Basin File

• Model schematic in HMS.

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Basin FileSystem Schematic
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Basin FileWatershed Parameters
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Basin FileWatershed Parameters
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Basin FileStream Parameters
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Precipitation File
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Control File
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Hydrograph Time Table
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Hydrograph Summary
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Hydrograph Plot