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Welcome to the
National Geologic Map Database logo

Your Geoscience resource for maps and related data about:
geology, hazards, earth resources, geophysics, geochemistry,
geochronology, paleontology, and marine geology.

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Link to geologic map catalog
Find 80,000+ maps,
images, data, and
products from
350+ publishers 		Link to geologic names lexicon
Lexicon of
Geologic Names
of the
United States 		Link to new mapping activities
Find out where
we're mapping now
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RESOURCES

Link to NGMDB info
Links to
Standards
and Reports 		AASG
Our partners, the
State geological
surveys 		Other earth science databases
USGS Geoscience
Programs and
Databases 		How to find topographic maps
Topographic
maps

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Your are welcome.
In cooperation with the Association of American State Geologists
Funded by the USGS National Cooperative Geologic Mapping Program
Mandated by the National Geologic Mapping Act
URL http://ngmdb.usgs.gov/ngmdb/ngmdb_home.html
Database project personnel
Last Modified: September 17, 2008
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