Summary of the hydrogeology of the Valley and Ridge, Blue Ridge, and Piedmont physiographic provinces in the eastern United States /
Swain, Lindsay A.
Mesko, Thomas O.
Hollyday, E. F.
Geological Survey (U.S.)
Reston, Va. : U.S. Geological Survey,
2004.
Includes bibliographical references.
Aquifers
Aqufers
Also available via Internet at the USGS web site. Address as of 10/26/04: http://water.usgs.gov/pubs/pp/pp1422A/PDF/pp1422A.pdf; current access available via PURL.