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GIS and Water Resources( DR Maidment-page)

All the links in this page are taken from  Professor Maidment data source page, Utexas, Texas, USA



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Global Data sources


  •  Land Use/Land Cover Data


  • Geospatial One Stop  (A central source for US Government data.   This is a very large compendium of data sources and also information about data.)
  •  Google Earth    (An online map viewer with rapid imagery and terrain presentation.)
  •  Water Resources Maps and GIS Information A link to 12 data sources with map data from the USGS or organizations connected with the USGS.

Hydrologic Unit Maps (HUC)

  • Description  and the data (The 8-digit hydrologic cataloging units are the basic water resources subdivision of the United States)

 EPA Reach File 1 (RF1), Version 2.0

 EPA Basins Model

  • Description  and data (Contains a large inventory of environmental data organized by 8-digit hydrologic cataloging units )

 National Hydrography Dataset (NHD)

Digital Elevation Models (DEMs) for the United States

US Coastline from National Geophysical Data Center


USDA Soils Data



 Water Resources

Texas Data


Utah Data


  • For more useful web links, see:
  • Prof. Maidment class
  • Dr D Tarboton page (UTAH)
  • Water links
  • surface water page
  • Gis dam break analyses
  • wrap hydro tools

    Image and image products data sources