GROUND WATER ATLAS of the UNITED STATES
Iowa, Michigan, Minnesota, Wisconsin
HA 730-J
Mississippian aquifer
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Well Yields
Figure 66 Map showing specific capacity of wells completed in
the Mississippian aquifer in Iowa (190K)
downloadable tiff file J066.tif.gz (1.7MB
compressed)
Table 4 Table showing yields of wells completed
in Iowa (146K)
downloadable tiff file
Jtab04.tif.gz (533K compressed)
downloadable tiff file J066.tif.gz (1.7MB
compressed) 
downloadable tiff file
Jtab04.tif.gz (533K compressed)