The Delaware Geological Survey

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  • Fossils
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  • Earthquake
  • 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 Meet the people that make up the DGS DGS Annual Report of Programs and Activities Annual Report in Story Map form Did you feel an earthquake?  Complete our Earthquake Felt Report.