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The Delaware Geological Survey

Geologic and hydrologic research and exploration for Delaware

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DGS Publications

Title Authors Publication Date
GM23 Geologic Map of the Seaford West and Seaford East Quadrangles, Delaware Tomlinson, J.L., Ramsey, K.W., Andres, A.S. Aug 2015
GM17 Geologic Map of the Harbeson Quadrangle, Delaware Ramsey, K.W., Tomlinson, J.L. Jun 2011
GM16 Geologic Map of the Fairmount and Rehoboth Beach Quadrangles, Delaware Ramsey, K.W. Mar 2011
RI74 Locating Ground-Water Discharge Areas in Rehoboth and Indian River Bays and Indian River, Delaware Using Landsat 7 Imagery Wang, L.T., McKenna, T.E., DeLiberty, T.L. Apr 2008
RI49 Results of the Coastal Sussex County, Delaware Ground-Water Quality Survey Andres, A.S. Feb 1991
RI43 Estimate of Direct Discharge of Fresh Ground Water to Rehoboth and Indian River Bays Andres, A.S. Jun 1987
B16 Ground-Water Resources of the Piney Point and Cheswold Aquifers in Central Delaware as Determined by a Flow Model Leahy, P.P. Jul 1982
OFR13 Delaware's Extractive Mineral Industry Doyle, R.G., Pickett, T.E. Jan 1981
B15 Digital Model of the Unconfined Aquifer in Central and Southeastern Delaware Johnston, R.H. May 1977
B8 Water Resources of Sussex County, Delaware Rasmussen, W.C., Wilkens, R.A., Beall, R.M. Dec 1960
B7 Engineering Materials of Northern New Castle County Ward, R.F., Groot, J.J. Nov 1957

The Geology of Delaware

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DGS Annual Report

DGS Annual ReportDGS Annual Report of Programs and Activities.

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Title and abstract

Authors

  • Andres, A.S.
  • Beall, R.M.
  • DeLiberty, T.L.
  • Doyle, R.G.
  • Groot, J.J.
  • Johnston, R.H.
  • Leahy, P.P.
  • McKenna, T.E.
  • Pickett, T.E.
  • Ramsey, K.W.
  • Rasmussen, W.C.
  • Tomlinson, J.L.
  • Wang, L.T.
  • Ward, R.F.
  • Wilkens, R.A.

Publication Type

  • Bulletin
  • Geologic Map
  • Open File Report
  • Report of Investigation

Geologic Units

  • Beaverdam Formation
  • Carolina Bay deposits
  • Cheswold aquifer
  • Columbia aquifer
  • Columbia Formation
  • dune deposits
  • fill
  • Kent Island Formation
  • Lynch Heights Formation
  • Magothy aquifer
  • marsh deposits
  • modified land
  • Piney Point aquifer
  • Scotts Corners Formation
  • swamp deposits
  • Turtle Branch Formation

Geology Keywords

  • agriculture
  • aquifer
  • aquifers
  • arc affinity
  • beach
  • bedrock
  • belemnite
  • benchmarks
  • carolina bays
  • clay
  • coastal geology
  • contaminants
  • critical zone
  • crystalline rocks
  • deposits
  • Digital Elevation Models
  • drilling
  • earthquakes
  • elevation
  • environmental sensors
  • extractive use
  • flooding
  • flow
  • fossils
  • fresh-water marsh
  • geochemistry
  • geochronology
  • geohazard
  • geology
  • geomorphology
  • geophysical
  • geophysics
  • gravel
  • greensand
  • groundwater
  • (-) groundwater discharge
  • groundwater flow
  • groundwater monitoring
  • groundwater recharge
  • hazards
  • hydraulics
  • hydrogeology
  • hydrology
  • instrumented borehole
  • interface
  • intrusion
  • lidar
  • magnetic survey
  • marsh
  • microflora
  • minerals
  • mining
  • models
  • monitoring
  • nitrate
  • nitrogen
  • nutrients
  • offshore
  • oil and gas
  • outcrop
  • paleontology
  • palynology
  • phosphorus
  • pollution
  • precipitation
  • radioactive waste
  • radiocarbon
  • regolith
  • RIBS
  • rocks
  • salinity
  • salt-marsh
  • saltwater
  • salt water intrusion
  • (-) sand
  • sand resources
  • saprolite
  • sea level
  • sea level rise
  • sediments
  • shell
  • silt
  • sinkholes
  • stratigraphy
  • streamflow
  • subsurface
  • surface water
  • surficial geology
  • temperature
  • tidal marsh
  • topography
  • undrained depressions
  • vibracores
  • wastewater
  • Water Conditions Summary
  • water level
  • water quality
  • water resources
  • watersheds
  • water table
  • water use
  • weather
  • weathering
  • wellhead protection areas
  • wells
  • wetlands

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

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