TY - RPRT TI - Effect of groundwater withdrawals, river stage, and precipitation on water-table elevations in the Iowa River alluvial aquifer near Tama, Iowa, 2017–20 AU - Lance R. Gruhn AU - Adel E. Haj PY - 2021 DO - 10.3133/ofr20211019 UR - https://pubs.usgs.gov/publication/ofr20211019 ID - ofr20211019 ER -