GROUND WATER ATLAS of the UNITED STATES
Montana, North Dakota, South Dakota, Wyoming
HA 730-I

Regional summary


There are two different files for each illustration

A 72 ppi GIF file, suitable for screen viewing is accessed through the thumbnail image

An eps file, suitable for downloading to be printed or edited is accessed through the "eps file" link. Most files are Adobe Illustrator 6.0, exceptions are noted. These files have been compressed with GNU's gzip utility. If your web browser defaults to a screen display of the file, turn on the "Load to local disk" option before downloading. Download and process these eps files as ascii, not binary.


Areal distribution of aquifers


Figure 6 Map of glacial deposits (132K)
editable eps file I006.eps.gz (990K compressed)


Figure 7 Map of principal aquifers (248K)
editable eps file I007.eps.gz (2.1M compressed)

Figure 8 Map of regional aquifer systems (17K)
editable eps file I008.eps.gz (116K compressed)

Figure 9 Diagram of overlapping aquifers of the Northern Great Plains aquifer system (33K)
editable eps file I009.eps.gz (1.1M compressed)


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