Quaternary Geology of Wisconsin
By National Cooperative Geologic Mapping Program
March 2025 (approx.)
Detailed Description
This is a geologic map showing the Quaternary geology of the state of Wisconsin. It is an update to an older map that was published in 2025 after many years of mapping done by the Wisconsin Geological and Natural History Survey.
Sources/Usage
Public Domain.
Image courtesy of the Wisconsin Geologic and Natural History Survey.
Rawling, J. & Carson, Eric & Mickelson, David & Attig, John & Mode, William & Johnson, Mark & Syverson, Kent. (2025). Quaternary Geology of Wisconsin, 1:500,000 map.