Generalized hydrogeologic framework and groundwater budget for a groundwater availability study for the glacial aquifer system of the United States - Reeves, Howard; Bayless, Randall; Dudley, Robert; Feinstein, Daniel; Fienen, Michael N.; Hoard, Christopher; Hodgkins, Glenn; Qi, Sharon; Roth, Jason L.; Trost, Jared (Scientific Investigations Report, 2017)