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The Delaware Geological Survey

Geologic and hydrologic research and exploration for Delaware

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All about the Delaware Geological Survey Download geologic and hydrologic maps and datasets Information about the Geology and Hydrogeology of Delaware Learn about fossils found in Delaware Hydrogeologic data and information for Delaware The Delaware Geological Survey publication catalog Research and educational projects of the DGS Summary of Water Conditions in Delaware DGS Annual Report of Programs and Activities DGS Story Map Gallery Meet the people that make up the DGS Did you feel an earthquake? Complete our Earthquake Felt Report.

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  • DGS Annual Report released
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  • Overview of earthquakes in Delaware
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Latest News

  • New article on cyanobacterial blooms in Coursey Pond published
  • New groundwater quality project
  • GIS Day at UD: More than Mapping
  • Delaware Geological Survey Issues Report on water resources study of southern New Castle and Northern Kent Counties, Delaware
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Did You Know?

Delaware State Mineral - Sillimanite

In 1977, the Delaware General Assembly, acting on a proposal by the Delaware Mineralogical Society, established sillimanite as the Delaware State…

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© 2017 Delaware Geological Survey, University of Delaware, Newark, DE 19716-7501

Phone: 302-831-2833 | Fax: 302-831-3579 | Email: delgeosurvey@udel.edu

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