Exercise 6. HDDS_region

Juling Bao

Dept of Civil Engineering
University of Texas at Austin

Spring Semester 1997

Hydrologic region number is an essential parameter for calculate peakflow and get runoff hydrograph. The function of this script is to get the hydrologin region number for a new delineated watershed. The hydrologic region number is added to the atrribute table of the watershed. Here is the script called hdds.region.

This script is worked with two tables, One is attibute table of Texas region, the other is attribute table of delineated watershed. And it is always works on the latest delineated watershed. The key sentence in the script is
Theme.SelectByTheme (a Theme,#ftab_reltype_, distance, #vtab_seltype_new)

Here is the project window running this script.

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