A watershed average slope value is often needed in some hydrologic calculations, for example, Time of Concentration (TOC) estimation using NRCS Lag Time Method. The slope tool in AcrGIS or…
A watershed average slope value is often needed in some hydrologic calculations, for example, Time of Concentration (TOC) estimation using NRCS Lag Time Method. The slope tool in AcrGIS or…
Often it is necessary to re-condition a DEM by burning streams or building walls to force a watershed to be delineated with known streams or boundaries (example: NHD streams or…
Whitebox Tools (WBT) is an advanced geospatial data analysis platform developed by Whitebox Geospatial, Inc. WBT contains plenty of tools to process various types of geospatial data for H&H analysis. WBT can…
The USGS National Hydrography Dataset (NHD) represents the water drainage network of the United States with features such as rivers, streams, canals, lakes, ponds, coastline, dams, and stream gages. The…
USGS DEM (Digital elevation models) are arrays of regularly spaced elevation values referenced horizontally either to a Universal Transverse Mercator (UTM for 1-meter DEM) projection or to a geographic coordinate…
TauDEM, developed by Utah State University is a set of tools to extract and analyze hydrologic information from topography as represented by a DEM. TauDEM is a set of standalone command…