A. L. Kontis

• Computer program for simulation of variable recharge with the U.S. Geological Survey modular finite-difference ground-water flow model (MODFLOW)
• Modifications of a three-dimensional ground-water flow model to account for variable water density and effects of multiaquifer wells
• Regional hydrology and simulation of flow of stratified-drift aquifers in the glaciated northeastern United States
• Simulation of freshwater-saltwater interfaces in the Brooklyn-Queens aquifer system, Long Island, New York