1. Hydrology, water quality, and causes of changes to vegetation in the vicinity of the Spring Bluff Nature Preserve, Lake County, Illinois, May 2007-August 2008 Author/Creator: Kay, Robert T. Publication/Creation: Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2010 Resource Type: Book Access & Availability: Loading
2. Geology, hydrology, and water quality of the glacial drift aquifer in the vicinity of the Nelson Landfill near Yorkville, Illinois Author/Creator: Kay, Robert T. Publication/Creation: Reston, Va. : U.S. Geological Survey, 2006 Resource Type: Book Access & Availability: Loading
3. Estimated water withdrawals, water use, and water consumption in Illinois, Indiana, Iowa, Kentucky, Michigan, Missouri, and Wisconsin, 1950-95 Author/Creator: Kay, Robert T. Publication/Creation: DeKalb, Ill. : U.S. Dept. of the Interior, U.S. Geological Survey, 2002 Resource Type: Book Access & Availability: Loading
4. Use of isotopes to identify sources of ground water, estimate ground-water-flow rates, and assess aquifer vulnerability in the Calumet Region of northwestern Indiana and northeastern Illinois Author/Creator: Kay, Robert T. Publication/Creation: Denver, CO : U.S. Geological Survey, Branch of Information Services [distributor]. Resource Type: Book Access & Availability: Loading
5. Geology, hydrology, and water quality in the vicinity of a brownfield redevelopment site in East Moline, Illinois Author/Creator: Kay, Robert T. Publication/Creation: De Kalb, Ill. : U.S. Dept. of the Interior, U.S. Geological Survey, 2001 Resource Type: Book Access & Availability: Loading
6. Geology, hydrology, and ground-water quality of the Galena-Platteville aquifer in the vicinity of the Parson's Casket Hardware Superfund site, Belvidere, Illinois Author/Creator: Kay, Robert T. Publication/Creation: De Kalb, Ill. : U.S. Dept. of the Interior, U.S. Geological Survey, 2000 Resource Type: Book Access & Availability: Loading