GIS: Other Suggested Resources

August 15, 2008

PA Spatial Data Access

PA's official public access clearinghouse for geospatial data. Includes access to aerial photographs (DOQQs), soils data, and more. Try the easy to use "Pennsylvania Imagery Navigator" for quick access to imagery and raster data including topographic maps.

August 15, 2008

American Factfinder

From the US Census Bureau, this site offers current data on people, housing, business and government in tabular form (importable to GIS or statistical software) or as ready-made thematic maps. Sources include the American Community Survey, the Decennial Census of Population and Housing, and the Economic Census.

August 15, 2008


From the EPA, map various types of environmental information, including air releases, drinking water, toxic releases, hazardous wastes, water discharge permits and Superfund sites. See also TOXMAP, from the National Library of Medicine.

August 15, 2008

National Map

Interactive, online mapping service from the U.S. Geological Survey. Create customized topographic maps reflecting elevation, geology, land use, natural hazards, and other features.

August 15, 2008

Sanborn Fire Insurance Maps, 1867-1970 - Pennsylvania

Digitized color maps of towns or cities in Pennsylvania originally created for use by fire insurance companies. Maps are drawn to a scale of 50 feet to an inch; list street blocks and building numbers; and are coded for building materials used. Hosted by Penn State's map library.


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