Washington County Geologic Atlas


Part A - Geology


Number: Atlas C-39

Date: 2016

Scale: 1:100,000

Publisher: Minnesota Geological Survey (MGS  )

Contents (PDF and GIS files )

  • Plate 1 - Data base
  • Plate 2 - Bedrock geology
  • Plate 3 - Surficial geology
  • Plate 4 - Quaternary stratigraphy
  • Plate 5 - Sand distribution model
  • Plate 6 - Bedrock topography and depth to bedrock

Part B - Hydrogeology


Number: Atlas C-39

Date: In progress

Publisher: Minnesota Department of Natural Resources, Ecological and Water Resources Division

Contents: Maps of hydrogeology and sensitivity of groundwater to pollution. Until these are complete, refer to archive plates 5-7 below.


Archive C-5


This atlas is in the process of being updated. Part A Geology is complete and Part B Hydrogeology is in process.

Number: Atlas C-5

Date: 1990

Scale: 1:100,000 and 1:200,000

Publisher: Minnesota Geological Survey (MGS )

Contents (PDF and GIS files )

  • Plate 1 - Data-base maps
  • Plate 2 - Bedrock geology
  • Plate 3 - Surficial geology
  • Plate 4 - Depth to bedrock and bedrock topography
  • Plate 5 - Hydrogeology
  • Plate 6 - Sensitivity of ground-water systems to pollution
  • Plate 7 - Geology and well construction