TY - RPRT TI - Revised groundwater-flow model of the glacial aquifer system north of Aberdeen, South Dakota, through water year 2015 AU - Joshua F. Valder AU - William G. Eldridge AU - Kyle W. Davis AU - Colton J. Medler AU - Karl R. Koth PY - 2018 DO - 10.3133/sir20185137 UR - https://pubs.usgs.gov/publication/sir20185137 ID - sir20185137 ER -