Data Summary
The audience for this webpage is considered to be a somewhat experienced engineer/hydrologic modeler who has recently begun to format their model data via GIS applications such as ArcView and Arc/Info (link to CE 514 Arc/Info essentials page).  It should be recognized that, in almost every scenario, local/regional data will be more precise/superior to the majority of the data described herein.

• Main data layers for the computation of a NRCS curve number
  
  • Digital Terrain / Topographic Data (aka DEM or elevation grid)
  • Landuse Data
  • Soil-type Data
• Supporting Data
  
  • Images
  • Precipitation Data
  • Hydrography
  • Stream Stage Data
  • TINs
    
• Data Issues
  
  • Geo-Referencing
  • Projection (coordiante system)
  • Data Format
    
• WMS Hydro