1990. Balaban, Nancy and Meyer, Gary N. Map showing the susceptibility of the ground water system (bedrock and unconsolidated sediment aquifers) to contamination, scale 1:100,000, Washing... Minnesota Geological Survey.
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1990. Balaban, Nancy and Olsen, Bruce M. Map showing requirements of well construction practices and regulations as they relate to geology and location of a well on the land surface and su... Minnesota Geological Survey.
1984. Balaban, Nancy and Olsen, Bruce M. Map showing locations of water wells, soil borings, outcrops and cuttings samples collected during water well drilling. Distribution and sources o... Minnesota Geological Survey.
1984. Balaban, Nancy, Book, Paul R., Mossler, John H., and Olsen, Bruce M. Map showing interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) with cross section diagrams... Minnesota Geological Survey.
1984. Balaban, Nancy, Hobbs, Howard C., and Olsen, Bruce M. Map showing interpretations of Quaternary (Pleistocene [glacial] and Holocene [post-glacial]) surficial geology (distribution and type of materials... Minnesota Geological Survey.
1984. Balaban, Nancy, Kanivetsky, Roman, and Olsen, Bruce M. Maps showing where and how much ground water may be present and aquifer characteristics of the bedrock geologic units, scale 1:200,000, Winona County. Minnesota Geological Survey.
1984. Alexander, E. C., Jr., Balaban, Nancy, Dalgleish, Janet B., and Olsen, Bruce M. Map showing location of sinkholes and likelihood of future sinkhole development, scale 1:100,000, Winona County. Minnesota Geological Survey.
1984. Balaban, Nancy, Kanivetsky, Roman, and Olsen, Bruce M. Map showing the susceptibility of the ground water system (bedrock and unconsolidated sediment aquifers) to contamination, scale 1:100,000, Winona ... Minnesota Geological Survey.
1984. Balaban, Nancy and Olsen, Bruce M. Map showing requirements of well construction practices and regulations as they relate to geology and location of a well on the land surface and su... Minnesota Geological Survey.
1984. Balaban, Nancy, Jirsa, Mark A., Meyer, Gary N., and Olsen, Bruce M. Maps showing locations and types of bedrock aggregate and sand and gravel resources, scale 1:200,000, Winona County. Minnesota Geological Survey.