Hydrology of the Great Plains aquifer system in Nebraska, Colorado, Kansas, and adjacent areas /
Helgesen, John O.
Hydrology of the Great Plains aquifer system in Nebraska, Colorado, Kansas, and adjacent areas / by John O. Helgesen, Robert B. Leonard and Ronald J. Wolf. - Washington: United States Government Printing Office, 1993. - viii, E80 p. : maps, tables ; 29 cm. - Regional aquifer-system analysis : Central MidwestChapter E Geological Survey Professional PaperChapter E 1414 .
Includes bibliographical references (p. E77-E80).
High Plains Aquifer
551.490978
Hydrology of the Great Plains aquifer system in Nebraska, Colorado, Kansas, and adjacent areas / by John O. Helgesen, Robert B. Leonard and Ronald J. Wolf. - Washington: United States Government Printing Office, 1993. - viii, E80 p. : maps, tables ; 29 cm. - Regional aquifer-system analysis : Central MidwestChapter E Geological Survey Professional PaperChapter E 1414 .
Includes bibliographical references (p. E77-E80).
High Plains Aquifer
551.490978