The text is available online with links to each figure, and
as a downloadable ascii file
Illustrations and photographs are available online as screen-viewable GIFs, and as downloadable eps files suitable for printing and editing
The references are available online, and as a downloadable ascii file
The electronic version of these illustrations have been adapted
for the web from a print publication. Data users
are cautioned to consider carefully the appropriate use of this
The Atlas publication and web edition 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 one of the 13 chapters of the Atlas published separately, please refer to the order form, ordering the print product. This introductory chapter and Nationwide aquifer map are included in a bound collection of 14 chapters.
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.