Mechanisms of Groundwater Flow Across the Maquoketa Formation Open-file report; contains unpublished data that has not yet been peer-reviewed. Groundwater Data and Resources WOFR2008-03 Mechanisms of Groundwater Flow Across the Maquoketa Formation Hart, D.J.; Bradbury, K.R.; Feinstein, D.T.; Tikoff, Basil; 2008 Report: 51 p. Download Related Collections Open-File Report View Open-File Report