Located in southeast Wisconsin, Jefferson County is almost entirely blanketed by sediments that were delivered or shaped by the ice sheet that covered this area during the last ice age. New mapping interprets the …
Columbia County
Geologic Map of the Highland West and Highland East 7.5-Minute Quadrangles, Grant and Iowa Counties, Wisconsin
The geologic map of the Highland West and Highland East 7.5-minute quadrangles includes 1:24,000-scale mapping of both surficial and bedrock geology. Highland was a long-lived and important sub-district of the Upper Mississippi lead-zinc mining …
Geologic Map of the Durwards Glen 7.5-Minute Quadrangle, Columbia and Sauk Counties, Wisconsin
The geologic map of the Durwards Glen 7.5-minute quadrangle map is located in Columbia and Sauk counties, southeast of the city of Baraboo. This geologic map includes Precambrian through Quaternary units. New mapping has …
Geologic Map of the Dells of the Wisconsin River State Natural Area
The geologic map of the Dells of the Wisconsin River State Natural Area provides a detailed look at the bedrock geology present at one of Wisconsin’s most cherished natural sites. The map and accompanying report …