GROUND WATER ATLAS of the UNITED STATES
Iowa, Michigan, Minnesota, Wisconsin
HA 730-J
Mississippian aquifer
(figures 59-72)
Introduction (Click to view thumbnails
and download figures)
- Figure 59 Map
showing location of the Mississippian aquifer
Hydrogeologic Units (Click to view thumbnails
and download figures)
- Figure 60 Correlation
chart describing characteristics of the Mississippian aquifer
in Iowa
- Figure 61 Map
showing thickness of the Mississippian aquifer
- Figure 62 Correlation
chart describing characteristics of the Mississippian aquifer
in Michigan
- Figure 63 Map
showing altitude of the base of the Mississippian aquifer in
Michigan
Ground-water Flow (Click to view thumbnails
and download figures)
- Figure 64 Map
showing ground-water movement in Iowa
- Figure 65 Map
showing ground-water movement in Michigan
Well Yields
(Click to view thumbnails and download figures)
- Figure 66
Map showing specific capacity of wells completed in the Mississippian
aquifer in Iowa
- Table 4 Table
showing yields of wells completed in Iowa
Ground-water Quality
(Click to view thumbnails and download figures)
- Figure 67
Map showing dissolved solids concentrations in water from the
Mississippian aquifer in Iowa
- Figure 68
Map showing hardness in water from the Mississippian aquifer
in Iowa
- Figure 69
Map showing sulfate concentrations in water from the Mississippian
aquifer in Iowa
- Figure 70
Graph showing chemical constituents in water from the Mississippian
aquifer in Michigan
- Figure 71
Map showing dissolved solids concentrations in water from the
Mississippian aquifer in Michigan
- Figure 72
Pie chart showing use of fresh ground-water withdrawals in
Michigan and Iowa during 1985
