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potomac_001_depthtotop
002
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1846880.994400
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Projected
GCS_WGS_1984
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20230601
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FGDC
Bureau of Economic Geology
10100 Burnet Rd. Bldg. 130
Austin
TX
78729
US
8-5
20230601
ArcGIS Metadata
1.0
BEG
10100 Burnet Rd. Bldg 139
Austin
Texas
78758
US
Enterprise Geodatabase Feature Class
0.000
Potomac Structure Map
<DIV STYLE="text-align:Left;"><P STYLE="font-size:16ptmargin:7 0 7 0;"><SPAN>A number of maps show the elevation at the top of the Potomac aquifer (Gill and Farlekas, 1969; Brown and others, 1972; Trapp and Meisler (1992; Trapp, 1992). We chose to digitize the map of Trapp and Meissler (1992; their plate 7B) because it covers the entire region and clearly defines the hydrostratigraphic unit.</SPAN></P><DIV><P><SPAN /></P></DIV></DIV>
Structure Map for Potomac Group
Trapp, H., Jr., and Meisler, H., 1992, The regional aquifer underlying the northern Atlantic coastal plain in parts of North Carolina, Virginia, Maryland, Delaware, New Jersey, and New York—summary: U.S. Geological Survey, Professional Paper 1404A, 33 p., 11 plates.
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_001_depthtotop
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ALTITU_M_
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source_organization
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hyperlink
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