General GIS Data Sources
- California Spatial Information Library (CASIL)
- information on State government GIS activities, access to statewide GIS data, and links to the larger California GIS community.
- The California Dept. of Forestry and Fire Protection, Fire and Resource Assessment Program
- makes every effort to provide its data to the public free of charge in a format that is useable by the largest number of potential users.
- Interested in obtaining data from other countries?
- Free seamless GIS Data Download
- Urban Historical Maps of Los Angeles (USC)
- animated GIS maps of historical data
- The National Historical Geographic Information System (NHGIS)
- project to create and freely disseminate a database incorporating all available aggregate census information for the United States between 1790 and 2000.
- Los Angeles Historical Topographic Maps (CSUN)
- great source for old topo maps to georeference to your data
- Good source for election data & census
- Need census data for analysis?
- California dem (point to quadrant you need ... use the merge tool in ArcGIS toolbox to merge several dems together)
- Los Angeles 5 meter dem (contact gis.support@libraries.claremont.edu)
- www.gisdatadepot.com (30 meter & 10 meter (for some areas))
- Global surface data by the
Shuttle Radar Topographic Mission
- http://srtm.csi.cgiar.org/
- original location (http://srtm.usgs.gov)
- Toxic Releases (download shapefile)
The EPA's Toxics Release Inventory (TRI) Program is a national database that identifies facilities, chemicals manufactured, processed and used at the identified facilities, annual amounts of chemicals released and otherwise managed (on and off site) in waste. - California Dept. of Forestry and Fire Protection
- Stanford University
- University of Virginia
- University of Arkansas University of Santa Cruz
- UCLA
Interesting GIS Links
- Know Where You Are