GROUND WATER ATLAS of the UNITED STATES
Oklahoma, Texas
HA 730-E

Edwards-Trinity aquifer system

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Edwards aquifer


Figure 91 Map showing extent of aquifer (50K)
editable eps file E091.eps.gz (314K compressed)

Hydrogeologic framework

Figure 92 Photo of Edwards aquifer research project (83K)
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Figure 93 Cross section of aquifer (33K)
editable eps file E093.eps.gz (50K compressed)
Figure 94 Cross section of aquifer (33K)
editable eps file E094.eps.gz (50K compressed)
Figure 95 Cross section of aquifer (33K)
editable eps file E095.eps.gz (50K compressed)
Figure 96 Map showing thickness of the aquifer (33K)
editable eps file E096.eps.gz (83K compressed)
Figure 97 Map showing base-of-aquifer contour (33K)
editable eps file E097.eps.gz (66K compressed)
Figure 98 Map showing structure contour (33K)
editable eps file E098.eps.gz (83K compressed)

Ground-water movement, recharge, and discharge

Figure 99 Map showing potentiometric contour (33K)
editable eps file E099.eps.gz (99K compressed)

Figure 100 Map showing faults in the aquifer (33K)
editable eps file E100.eps.gz (66K compressed)
Figure 101 Map showing potentiometric contours in Medina and Uvalde counties during winter of 1973 (33K)
editable eps file E101.eps.gz (33K compressed)
Figure 102 Cross section showing runoff in the aquifer system (33K)
editable eps file E102.eps.gz (33K compressed)
Figure 103 Photo of sinkhole (50K)
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Figure 104 Graph of recharge, spring discharge, and well discharge (17K)
editable eps file E104.eps.gz (17K compressed)
Figure 105 Photo of spring (50K)
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Figure 106 Map showing major springs in the aquifer (33K)
editable eps file E106.eps.gz (165K compressed)

Ground-water development

Table 6 Table listing withdrawals from the aquifer by county (17K)
editable eps file Etab6.eps.gz (17K compressed)

Fresh ground-water withdrawals

Figure 107 Chart showing the use of fresh ground-water withdrawals during 1985 (17K)
editable eps file E107.eps.gz (17K compressed)

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