The electronic version of these illustrations have been adapted
for the web from the original print publication. Therefore data
users are cautioned to consider carefully the appropriate use
of this downloadable data.
The Atlas publication is intended for use as an introduction to
the Nation's ground water resources, and as a teaching tool. For
more information on how to purchase a copy of the printed Atlas
please refer to the order form. ordering
the print product.
Pertinent references are listed for each described aquifer to
assist those needing additional information. Appropriate map scale
is indicated by the representative fraction appearing over the
scale bars. Interpretations concerning the appropriate use of
these illustrations may be obtained from the Office of Ground
Water, U.S. Geological Survey, 12201 Sunrise Valley Dr., Reston,
VA, 20192.