Groundwater Mapping

County Geologic Atlas Program

man standing in front of a pond at sunset, back to the camera and facing the water

close cropped image of groundwater map

Groundwater Maps and Studies

Maps and reports of the hydrogeology of Minnesota are available by state, county or special study.
Review available maps »

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Springs, Springsheds and Karst

Maps, reports and databases are available for the Minnesota Spring Inventory, Minnesota Groundwater Tracing Database and Minnesota Karst Features Database.
Additional resources »

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Data and Resources

The data and methods used to create the atlases are available for download or upon request.
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