G. V. Steele

• Age and quality of ground water and sources of nitrogen in the surficial aquifers in Pumpkin Creek Valley, western Nebraska, 2000
• Evaluation of ground water near Sidney, western Nebraska, 2004-05
• Geohydrology and water quality of the North Platte River, alluvial aquifer, Garden County, western Nebraska, 1993-94
• Hydrologic characteristics of selected alluvial aquifers in the North Platte Natural Resources District, western Nebraska
• Nitrate and other water-quality characteristics, and nitrogen in the unsaturated zone, in the Red Willow and Hitchcock Counties Special Protection Area, southwest Nebraska, 1993-95
• Occurrence of pesticides in ground water of the North Platte Natural Resources District, Nebraska, 2002
• Surface-water/ground-water interaction and implications for ground-water sustainability in the Dutch Flats Area, western Nebraska
• Use of water chemistry, isotopes, and chlorofluorocarbons to investigate the sources of ground water beneath Loup City, central Nebraska, 2000