United States Geological Survey Collection

Download these popular digital maps (DRGs) of Allegany County! Data available from the United States Geological Survey's EROS Data Center in Sioux Falls, South Dakota. Maps created and provided by the United States Department of the Interior.

For questions concerning use or redistribution of data, please contact:

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Phone: 605-594-6151
Fax: 605-594-6589
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