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FALSE
potomac_014_porosity
002
1674407.535000
1841676.993800
158766.810800
495535.077400
1
0.000
Projected
GCS_WGS_1984
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Linear Unit: Meter (1.000000)
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FGDC
Bureau of Economic Geology
10100 Burnet Rd. Bldg. 130
Austin
TX
78729
US
8-5
20230601
ArcGIS Metadata
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BEG
10100 Burnet Rd. Bldg 139
Austin
Texas
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US
Enterprise Geodatabase Feature Class
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Potomac Porosity
<DIV STYLE="text-align:Left;"><P STYLE="font-size:16ptmargin:7 0 7 0;"><SPAN><SPAN>Hansen (1984) provided information regarding porosity in the lower Potomac aquifer (Waste Gate Formation) of eastern Maryland. He reported that porosities generally range from 19 to 27 percent. This range is reported in the GIS. </SPAN></SPAN></P><DIV><P><SPAN /></P></DIV></DIV>
Porosity for Potomac Group
Benson, R. N., Jordan, R. R., and Spoljaric, N., 1985, Geological studies of Cretaceous and Tertiary section, test well Je32-04, central Delaware: Delaware Geological Survey Bulletin No. 17, 69 p., 3 plates.
*
Hansen, H. J., 1969, Depositional environments of subsurface Potomac Group in southern Maryland: American Association of Petroleum Geologists Bulletin, v. 53, p. 1923–1937.
*
Kasabach, H. F., and Scudder, R. J., 1961, Deep wells of the New Jersey coastal plain: New Jersey Geological Survey Report GSR 3, 62 p.
*
Maher, J. C., and Applin, E. R., 1971, Geologic framework and petroleum potential of the Atlantic coastal plain and continental shelf: U.S. Geological Survey Professional Paper 659, 98 p., 17 plates.
*
Meisler, H., Leahy, P. P., and Knobel, L. L., 1984, Effect of eustatic sea-level changes on salt-water-freshwater in the northern Atlantic coastal plain: U.S. Geological Survey Water-Supply Paper 2255, 28 p.
*
Trapp, H., Jr., Knobel, L. L., Meisler, H., and Leahy, P. P., 1984, Test well DO-CE 88 at Cambridge, Dorchester County, Maryland: U.S. Geological Survey, Water-Supply Paper 2229, 48 p.
New Jersey
Delaware
Maryland
Lower Potomac Group
Lower Potomac Group
Maryland
Delaware
New Jersey
Access constraints: Restriction Code: other restrictions; Other Constraints: Access constraints: None
See access and use constraints information.
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potomac_014_porosity
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Shape
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Coordinates defining the features.
SEG_ID
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4
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0
POROS1_PER
POROS1_PER
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8
38
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POROS2_PER
POROS2_PER
Double
8
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source_organization
Source Organization
String
255
0
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hyperlink
Link
String
255
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resource_date
Date of Resource
String
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Shape_Leng
Double
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st_area(shape)
st_area(shape)
Double
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st_perimeter(shape)
st_perimeter(shape)
Double
0
0
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