Robert L. Joseph

• World War III
• Potentiometric surface of the Cockfield aquifer in southeastern Arkansas and the Wilcox aquifers in southern and northeastern Arkansas, October 1996-July 1997
• Potentiometric surface of the Sparta aquifer in eastern and south-central Arkansas and north-central Louisiana, and the Memphis aquifer in east-central Arkansas, October 1996-July 1997
• Selected data on characteristics of glacial-deposit and carbonate-rock aquifers, midwestern basins and arches region
• Status of water levels and selected water-quality conditions in the Mississippi River Valley alluvial aquifer in eastern Arkansas, 1998
• Status of water levels and selected water-quality conditions in the Sparta and Memphis aquifers in eastern and south-central Arkansas, 1999
• Water-quality conditions and streamflow gain and loss of the South Prong of Spavinaw Creek Basin, Benton County, Arkansas
• Water-quality reconnaissance and streamflow gain and loss of Yocum Creek Basin, Carroll County, Arkansas