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Purdue University

Map Resources

Resources available on the web and through Purdue University Libraries

Soil Surveys

Soil Surveys at Purdue

The most current Soil Surveys can be viewed at Web Soil Survey, supported by the USDA Natural Resources Conservation Service
Many of the earlier editions of the county soil surveys for the state of Indiana are available; they are located in Print Repositories, which is in the basement of the Hicks Undergraduate Library

United States Geological Survey Regional Maps

Dasymetric Mapping

National Park Service Maps

Grand Canyon Explorer
Contains historical and current maps of the Four Corners region, Forest Service maps, and USGS topos for the Grand Canyon and surrounding trails.
National Parks Maps
Available on the web for each park. The maps are indexed within the respective parks' homepages.

United States Environmental Protection Agency

Great Lakes: An Environmental Atlas and Resource Book
An atlas of history, social history, environmental and economic issues of the Great Lakes region of the United States and Canada.

USGS Data Series 321

For more USGS Publications, search the USGS Publications Warehouse.
Data Series 321: Illinois, Indiana, and Ohio Magnetic and Gravity Maps and Data: A Website for Distribution of Data.