This blog post was written by UW-Madison undergraduate Benji Johnson, who worked at WGNHS as a Social Media and Geology Assistant from 2021-2022. Includes May 2024 update from Pete Schoephoester and Mel Reusche. Caroline Rose, …
Blog
2023 Year in Review
Director’s Message For over 125 years the Wisconsin Geological and Natural History Survey (WGNHS) has provided objective scientific information about Wisconsin’s geology, mineral resources, and water resources, and it is an honor to share new …
Bedrock Geology of Jefferson County, Wisconsin
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 …
Researching erosion along Lake Michigan
This blog post was written by UW-Madison undergraduate student Lindsay Summers, who worked at WGNHS as a social media and geology Assistant for two years before graduating in 2023. Includes March 2024 update from Elmo …
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 …
Community-led PFAS monitoring with Peshtigo, WI
WGNHS Samples Coordinator Carsyn Ames has participated in the American Geophysical Union’s (AGU) Thriving Earth Exchange Program as both a Community Science Fellow and a Project Scientist. The role of a Community Science Fellow is to manage projects and facilitate communication between all collaborators. Ames worked with the Town of Peshtigo to sample additional wells in the township for PFAs contamination.
Inventory and Analysis of Flowing Artesian Wells in Bayfield County, Wisconsin
This report presents a county-wide inventory of flowing artesian wells in Bayfield County. Flowing artesian wells are a remarkable resource of high-quality water that both community members and tourists value. This report provides baseline water …
Geologic Carbon Sequestration: Assessment of Mid-Continent Rift Core Porosities and Permeabilities in Wisconsin
This report presents results from a study investigating the potential for carbon dioxide sequestration in the ancient Keweenawan sedimentary formations in northern Wisconsin. Bedrock drill core from the Copper Harbor and Nonesuch formations were examined …
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 …