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State GIS Clearinghouse Directory - Update, July 2004 Posted on July 08, 2004 In order to provide the GISuser with one-click access to various State GIS and geospatial data repositories and clearinghouses, please consult this current listing of official State GIS Data Clearinghouses and data repositories. All links have been verified and/or updated accordingly in an effort to provide the most up-to-date catalog of data repositories & clearinghouses.
Introducing CleanTOPO2 - Edited SRTM30 Plus World Elevation Data Posted on February 08, 2006 CleanTOPO2 is a touched up and generalized version of SRTM30 Plus, a public domain dataset that combines sea floor and land elevation data of the entire world. The intent of these changes is to create an elevation dataset more applicable to the graphical needs of cartographers, such as for making shaded relief and 3D panoramas.
GISuser Primer on Working With SRTM Data Posted on April 05, 2004 The SRTM data sets result from a collaborative effort by the National Aeronautics and Space Administration (NASA) and the National Imagery and Mapping Agency (NIMA), as well as the participation of the German and Italian space agencies, to generate a near-global digital elevation model (DEM) of the Earth using radar interferometry. Read on for more about data characteristics and the data format.
2005 First Edition TIGER/Line Files Available Posted on December 20, 2005
On December 12, 2005, The US Census Bureau made available the most recent updates to the Topologically Integrated Geographic Encoding and Referencing system (TIGER) data. These data contain realigned county boundary features.
GISuser How To - Importing SDTS GIS data into AutoCAD Posted on July 19, 2005 Getting USGS SDTS format data into your GIS or CAD program can be a bit of a hassle. The following document created with the help of the USGS SDTS discussion list provides some simple tips that will help to bring these data into AutoCAD.
The Landsat Program is a joint effort of the U.S. Geological Survey (USGS) and the National Aeronautics and Space Administration (NASA) to gather Earth resource data using a series of satellites. Read on for more info in this introductory primer on the Landsat mission and data products.
Free Download of VMAP1 - Vector Smart Map Posted on May 09, 2005
The Vector Smart Map (VMap) family of databases is a set of digital vector product databases oroginally used for military IT, simulation- and geoinformation systems as well as for the production of military analogue and digitalmaps. VMap Level 1 (VMap1) data correspond to the geometry and contents of maps in the scale of 1:250.000. Read on for more information and download VMAP1 data for free.
VMAP0 Digital Chart of the World - Free Download Data Tip Posted on May 08, 2005
This dataset (formerly known as the Digital Chart of the World) contains non-airport vector data for all of North America, including landmass (shorelines), lakes, rivers, cities, towns, roads, railroads, rivers, landcover, and many other coverages that we are not using yet.
Spotlight on the Canadian Soil Information System V.3 Posted on March 10, 2005 CanSIS provides access to state of the art GIS facilities, as well as database management and custom mapping services for the Canadian Land Resource Network.
Importing a USGS DEM for Use in ArcGIS Spatial Analyst Posted on February 23, 2005 This how-to article provides users with information about USGS DEMs, where to locate them and how to use them inside ArcGIS. Thanks to the The University of Texas at Austin for this contribution.
See more threads and details about Glenn's AnyGeo Weblog HERE The Editor (Glenn) started the AnyGeo blog some time ago and the threads are now also mirrored here at GISuser.com - RSS feed is available to add to your favorite news reader.
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In order to provide the GISuser with one-click access to various State GIS and geospatial data repositories and clearinghouses, please consult this current listing of official State GIS Data Clearinghouses and data repositories. All links have been verified and/or updated accordingly in an effort to provide the most up-to-date catalog of data repositories & clearinghouses. 
CleanTOPO2 is a touched up and generalized version of 
The SRTM data sets result from a collaborative effort by the National Aeronautics and Space Administration (NASA) and the National Imagery and Mapping Agency (NIMA), as well as the participation of the German and Italian space agencies, to generate a near-global digital elevation model (DEM) of the Earth using radar interferometry. Read on for more about data characteristics and the data format.
Getting USGS SDTS format data into your GIS or CAD program can be a bit of a hassle. The following document created with the help of the USGS SDTS discussion list provides some simple tips that will help to bring these data into AutoCAD.
The Landsat Program is a joint effort of the U.S. Geological Survey (USGS) and the National Aeronautics and Space Administration (NASA) to gather Earth resource data using a series of satellites. Read on for more info in this introductory primer on the Landsat mission and data products.
CanSIS provides access to state of the art GIS facilities, as well as database management and custom mapping services for the Canadian Land Resource Network.
This how-to article provides users with information about USGS DEMs, where to locate them and how to use them inside ArcGIS. Thanks to the The University of Texas at Austin for this contribution.
Data Articles & Free Data Tutorials
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