U.S. Geological Survey


Questions about the digital geologic map of the conterminous United 
States should be directed to the authors:

               Phone            FAX    Email
Paul Schruben  (703) 648-6142   6383   pschrube@usgs.gov
Walt Bawiec    (703) 648-6148   6383   wbawiec@usgs.gov

U.S. Geological Survey, 954 National Center, Reston, VA  22092-9998.

Copies of DDS-11 CD-ROM are available from U.S. Geological 
Survey, Map Distribution, Box 25286, Building 810, Federal Center,
Denver, CO  80225.

The original 1974 publication of the Geologic Map of the United States 
is available as three color sheets numbered IA10-1, 2, and 3.

Current Map Prices Please order maps from: U.S. Geological Survey Map Distribution Box 25286, Building 810 Federal Center, Denver, CO 80225 Tel: 1-888-ASK-USGS
The ESIC help line can also supply maps. Telephone 1-888-ASK-USGS

Return to
Geology of the Conterminous United States at 1:2,500,000 Scale

Contact: Paul Schruben

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