Evaluation of methods for delineating areas that contribute water to wells completed in valley-fill aquifers in Pennsylvania / by Dennis W. Risser and Thomas M. Madden, Jr. ; prepared in cooperation with the Pennsylvania Department of Environmental Resources, Bureau of Community Environmental Control

Author:: Risser, Dennis W.
Published:: Lemoyne, Pa. : U.S. Geological Survey, 1994.
Denver, CO : USGS Earth Science Information Center, Open-File Reports Section
Physical Description:: x, 82 pages : illustrations, maps ; 28 cm.
Additional Creators:: Madden, Thomas M., Geological Survey (U.S.), and Pennsylvania. Bureau of Community Environmental Control

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Includes bibliographical references (pages 78-81).

View MARC record | catkey: 1918295