Now showing items 1-20 of 164

    • Aeromagnetic Map of Central and Eastern Maryland Showing the Lithology of Samples from Coastal Plain wells Penetrating the Buried Basement Rock Complex 

      Edwards, J., Jr.; Hansen, H.J. (Baltimore: Maryland Geological Survey, 1986)
      This map is Figure 1 from Hansen, H.J., and Edwards, J. Jr., “The Lithology and Distribution of Pre-cretaceous Basement Rocks Beneath the Maryland Coastal Plain”. Baltimore: Maryland Geological Survey, 1986 (Report of ...
    • Aeromagnetic map of central Maryland, southern Pennsylvania, and Delaware showing generalized geologic relations of the crystalline rocks 

      Zietz, I.; Higgins, M.W.; Fisher, G.W. (Baltimore: Maryland Geological Survey, 1979)
      This map is Plate 2 from Fisher, G.W., “Geological Interpretations of Aeromagnetic Maps of the Crystalline Rocks in the Appalachians, Northern Virginia to New Jersey”. Baltimore: Maryland Geological Survey, 1979 (Report ...
    • [Anne Arundel County] Well-location map 

      Andreasen, D.C. (Baltimore: Maryland Geological Survey, 2002)
      This map is Plate 1 from Andreasen, D.C., “Hydrogeology, Water Quality and Water-Supply Potential of the Aquifer and Magothy Aquifers in Southern Anne Arundel County, Maryland”. Baltimore: Maryland Geological Survey, 2003 ...
    • Approximate Transmissivity of the Piney Point Aquifer 

      Williams, J.F. (Baltimore: Maryland Geological Survey, 1979)
      This map is Plate 5 from Crowley, W.P., “Simulated Changes in Water Level in the Piney Point Aquifer in Maryland”. Baltimore: Maryland Geological Survey, 1979 (Report of Investigations No. 31).
    • Approximate Water-level Change in the Piney Point Aquifer between 1952 and 1976 

      Williams, J.F. (Baltimore: Maryland Geological Survey, 1979)
      This map is Plate 4 from Crowley, W.P., “Simulated Changes in Water Level in the Piney Point Aquifer in Maryland”. Baltimore: Maryland Geological Survey, 1979 (Report of Investigations No. 31).
    • Areal Distribution and Lines of Outercrop of the Georges Creek and Upper Potomac Basins 

      Maryland Geological Survey (Baltimore: Maryland Geological Survey, 1922)
      Scale 1:62,500. Map is from Maryland Geological Survey, 1922; Volume 11, Plate 5. Size of original printed map height 9.75 inches, width 55.5 inches.
    • [Charles County] Map showing well locations 

      Andreasen, D.C. (Baltimore: Maryland Geological Survey, 1999)
      This map is Plate 1 from Andreasen, D.C., “The Geohydrology and Water—Supply Potential of the Lower Patapsco Aquifer and Patuxent Aquifers in the Indian Head-Bryans Road Area, Charles, County, Maryland.” Baltimore: Maryland ...
    • Chart Showing the Normal Temperature and Precipitation for Maryland 

      Maryland Geological Survey (Baltimore: Maryland Geological Survey, 1899)
      Scale 1:1,250,000. Map is from Maryland Geological Survey, 1899; Volume 3, Plate 5. Size of original printed map height 7.5 inches, width 12.5 inches
    • [Chesapeake Bay] Bathymetry 

      Cuthbertson, R.H.; Zoltan, N.; Blakeslee, P.J.; Hennessee, E.L.; Wells, D.V.; Halka, J.P.; Kerhin, R.T. (Baltimore: Maryland Geological Survey, 1988)
      This map is Plate 1 from Kerhin, R.T. , “The Surficial Sediments of Chesapeake Bay, Maryland: Physical Characteristics and Sediment Budget”. Baltimore: Maryland Geological Survey, 1988 (Report of Investigations No. 48).
    • [Chesapeake Bay] Location of Surficial Sediment Samples 

      Zoltan, N.; Halka, J.P.; Cuthbertson, R.H.; Hennessee, E.L.; Wells, D.V.; Kerhin, R.T.; Blakeslee, P.J. (Baltimore: Maryland Geological Survey, 1988)
      This map is Plate 2 from Kerhin, R.T. , “The Surficial Sediments of Chesapeake Bay, Maryland: Physical Characteristics and Sediment Budget”. Baltimore: Maryland Geological Survey, 1988 (Report of Investigations No. 48).
    • [Chesapeake Bay] Organic Carbon Content 

      Kerhin, R.T.; Blakeslee, P.J.; Halka, J.P.; Wells, D.V.; Hennessee, E.L.; Cuthbertson, R.H.; Zoltan, N. (Baltimore: Maryland Geological Survey, 1988)
      This map is Plate 5 from Kerhin, R.T. , “The Surficial Sediments of Chesapeake Bay, Maryland: Physical Characteristics and Sediment Budget”. Baltimore: Maryland Geological Survey, 1988 (Report of Investigations No. 48).
    • [Chesapeake Bay] Patterns of erosion-deposition 

      Cuthbertson, R.H.; Zoltan, N.; Blakeslee, P.J.; Hennessee, E.L.; Wells, D.V.; Halka, J.P.; Kerhin, R.T. (Baltimore: Maryland Geological Survey, 1988)
      This map is Plate 7 from Kerhin, R.T. , “The Surficial Sediments of Chesapeake Bay, Maryland: Physical Characteristics and Sediment Budget”. Baltimore: Maryland Geological Survey, 1988 (Report of Investigations No. 48).
    • [Chesapeake Bay] Patterns of erosion-deposition, >2.4 meters per century 

      Cuthbertson, R.H.; Zoltan, N.; Blakeslee, P.J.; Hennessee, E.L.; Wells, D.V.; Halka, J.P.; Kerhin, R.T. (Baltimore: Maryland Geological Survey, 1988)
      This map is Plate 8 from Kerhin, R.T. , “The Surficial Sediments of Chesapeake Bay, Maryland: Physical Characteristics and Sediment Budget”. Baltimore: Maryland Geological Survey, 1988 (Report of Investigations No. 48).
    • [Chesapeake Bay] Sediment Distribution 

      Kerhin, R.T.; Blakeslee, P.J.; Halka, J.P.; Wells, D.V.; Hennessee, E.L.; Cuthbertson, R.H.; Zoltan, N. (Baltimore: Maryland Geological Survey, 1988)
      This map is Plate 3 from Kerhin, R.T. , “The Surficial Sediments of Chesapeake Bay, Maryland: Physical Characteristics and Sediment Budget”. Baltimore: Maryland Geological Survey, 1988 (Report of Investigations No. 48).
    • [Chesapeake Bay] Sulfur Content 

      Kerhin, R.T.; Blakeslee, P.J.; Halka, J.P.; Wells, D.V.; Hennessee, E.L.; Cuthbertson, R.H.; Zoltan, N. (Baltimore: Maryland Geological Survey, 1988)
      This map is Plate 6 from Kerhin, R.T. , “The Surficial Sediments of Chesapeake Bay, Maryland: Physical Characteristics and Sediment Budget”. Baltimore: Maryland Geological Survey, 1988 (Report of Investigations No. 48).
    • [Chesapeake Bay] Water Content 

      Kerhin, R.T.; Blakeslee, P.J.; Halka, J.P.; Wells, D.V.; Hennessee, E.L.; Cuthbertson, R.H.; Zoltan, N. (Baltimore: Maryland Geological Survey, 1988)
      This map is Plate 4 from Kerhin, R.T. , “The Surficial Sediments of Chesapeake Bay, Maryland: Physical Characteristics and Sediment Budget”. Baltimore: Maryland Geological Survey, 1988 (Report of Investigations No. 48).
    • [City of Salisbury] Map showing well locations 

      Smith, B.S.; Andreasen, D.C. (Baltimore: Maryland Geological Survey, 1997)
      This map is Plate 1 from Andreasen, D.C., and Smith, B.S., “Hydrogeology and Simulation of Ground-water Flow in the Upper Wicomico River and Estimation of Contributing Areas of the Salisbury Well Fields, Wicomico County, ...
    • Cross-section A-A' Showing Major Hydrologic Units in the Baltimore, Md., area 

      Kean, T.M.; Chapelle, F.H. (Baltimore: Maryland Geological Survey, 1985)
      This map is Plate 2 from Chapelle, F.H., “Hydrogeology, Digital Solute-Transport Simulatio, and Geochemistry of the Lower Cretaceous Aquifer Systems near Baltimore, Maryland”. Baltimore: Maryland Geological Survey, 1985 ...
    • Diatomite Resources in Southern Maryland 

      Glaser, J.D. (Baltimore: Maryland Geological Survey, 1971)
      This map is Plate 3 from Glaser, J.D., “Geology and Mineral Resources of Southern Maryland”. Baltimore: Maryland Geological Survey, 1971 (Report of Investigations No. 15).
    • Effective Thickness of the Piney Point Aquifer 

      Williams, J.F. (Baltimore: Maryland Geological Survey, 1979)
      This map is Fig. 5 from Crowley, W.P., “Simulated Changes in Water Level in the Piney Point Aquifer in Maryland”. Baltimore: Maryland Geological Survey, 1979 (Report of Investigations No. 31).