New England States Mid-Atlantic States Southeastern States Midwestern States Puerto Rico - Virgin Islands

This page provides a gateway to information on the geologic research being done in the 26 States east of the Mississippi River, the District of Columbia, Puerto Rico, and the Virgin Islands.

Privacy statement -- General disclaimer This page is <http://geology.er.usgs.gov/states/> Maintained by John Watson and Kathie Fraser Last modified 03.26.03 (krw)