GROUND WATER ATLAS of the UNITED STATES
Delaware, Maryland, New Jersey, North Carolina, Pennsylvania, Virginia, West Virginia
HA 730-L

North Atlantic Coastal Plain aquifer system

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Potomac aquifer


Figure 54 Map showing estimated transmissivity (50K)
editable eps file L054.eps.gz (215K compressed)


Figure 55 Map showing potentiometric contours (33K)
editable eps file L055.eps.gz (165K compressed)
Figure 56 Map showing potentiometric contours (33K)
editable eps file L056.eps.gz (165K compressed)
Figure 57 Map showing hydrochemical facies (33K)
editable eps file L057.eps.gz (198K compressed)
Figure 58 Map showing fresh gound-water withdrawals during 1979­80 (33K)
editable eps file L058.eps.gz (198K compressed)
Figure 59 Chart showing the use of fresh ground-water withdrawals during 1985 (17K)
editable eps file L059.eps.gz (17K compressed)

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