HA 730-I Interior Low Plateaus aquifers, Mississippian aquifers

GROUND WATER ATLAS of the UNITED STATES
Illinois, Indiana, Kentucky, Ohio, Tennessee
HA 730-K

Interior Low Plateaus aquifers

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Mississippian aquifers

Hydrogeologic setting

Figure 78 Map of Mississippian aquifers and rocks (50K)
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Figure 79 Correlation chart (33K)

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Figure 80 Cross section showing ground-water movement (17K)

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Figure 81 Cross section showing fresh ground-water circulation (17K)

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Figure 82 Map of potentiometric surface (33K)

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Effects of dissolution

Figure 83 Diagramatic section showing the dissolution of limestone (33K)
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Figure 84Map showing potentiometric surface of the Mammoth Cave area in central Kentucky (33K)

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Figure 85 Photo of solution openings in limestone (66K)

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Figure 86 Cross section showing solution openings and direction of ground-water movement (33K)

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Figure 87 Photo of Echo River in Mammoth Cave (66K)

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Figure 88 Graph of water levels in wells compared to recharge (33K)

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Aquifer characteristics, yields of wells, and discharges of springs

Table 1 Table of yield of wells completed in the Mississippian aquifers (17K)
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Figure 89 Graph showing the discharge of selected springs (17K)

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Figure 90 Graph showing the discharge of six large springs (33K)
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Ground-water quality

Figure 91 Water quality graph (17K)
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Figure 92 Water quality chart for the St. Louis Limestone in Kentucky (33K)
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Fresh ground-water withdrawals

Table 2 Table showing ground-water withdrawals from limestone (17K)
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Figure 93 Chart showing use of fresh ground-water withdrawals during 1985 (17K)

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GROUND WATER ATLAS of the UNITED STATES Illinois, Indiana, Kentucky, Ohio, Tennessee HA 730-K Interior Low Plateaus aquifers