Keith C. Hackley

Characterization and Identification of Na‐Cl Sources in Ground Water

Samuel V. Panno, Keith C. Hackley, H.H. Hwang et al. · Ground Water · 2005 · 419 citations

Determination of the sources of nitrate contamination in karst springs using isotopic and chemical indicators

Samuel V. Panno, Keith C. Hackley, H.H. Hwang et al. · Chemical Geology · 2001 · 225 citations

Groundwater Quality, Environmental Chemistry, Engineering +9

Estimating Background and Threshold Nitrate Concentrations Using Probability Graphs

Samuel V. Panno, Walton R. Kelly, Adam T. Martinsek et al. · Ground Water · 2006 · 208 citations

Isotopic Evidence of Nitrate Sources and Denitrification in the Mississippi River, Illinois

Samuel V. Panno, Keith C. Hackley, Walton R. Kelly et al. · Journal of Environmental Quality · 2006 · 140 citations

Organic Geochemistry, Biogeochemistry, Eutrophication +14

Environmental Isotope Characteristics of Landfill Leachates and Gases

Keith C. Hackley, C. L. Liu, Dennis D. Coleman · Ground Water · 1996 · 133 citations

Organic Geochemistry, Environmental Chemistry, Biogeochemistry +13