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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

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Summary of Water Conditions in Delaware

DGS Annual Report of Programs and Activities

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Stream and Tide Gage Data for Hurricane Sandy

Hurricane Sandy was a major storm event for the tidal areas of Delaware. As a part of the mission of the Delaware Geological Survey, we have…