Balaban, NancyBloomgren, Bruce A.Cleland, Jane M.Meints, JoyceTipping, Robert G.Map showing locations of water wells, soil borings, outcrops and cuttings samples collected during water well drilling. Distribution and sources of primary information tthat guide the geologic interpretations used to make the geologic maps in the series, scale 1:100,000, Washington County.PDFengMinnesota Geological SurveyPublicGeologic atlas of Washington County, Minnesota, C-5, Plate 1, Data BaseMapsMinnesota1990University of Minnesota