Executive Summary of the Chippewa County Groundwater Resource Investigation Open-file report; contains unpublished data that has not yet been peer-reviewed. Groundwater Data and Resources WOFR1988-05 Executive Summary of the Chippewa County Groundwater Resource Investigation Lippelt, I.D.; Madison, F.W.; 1988 Report: 5 p. Download Related Collections Open-File Report View Open-File Report