Elevation rasters (surfaces) were constructed for the base contacts of seven Paleozoic sedimentary lithostratigraphic groups in southwest Wisconsin. Meant to be used at a regional scale of 1:250,000, these surfaces were constructed to provide baseline …
Research
Beyond Alt Text: Exploring innovative methods to advance the accessibility of geologic maps
Mel Reusche, WGNHS Communications and outreach specialist speaking with WGNHS Cartographer and GIS Specialist Caroline Rose Over the last two years, WGNHS cartographer Caroline Rose has explored ways to make spatial data—like geologic maps—accessible and …
Depth to Bedrock and Raster Elevation Surfaces of the Sinnipee and Ancell Groups, 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. Recent mapping interprets the distribution …
Building Up Baraboo: A New Geologic Map of the Baraboo Hills
Mel Reusche, WGNHS Communications and outreach specialist Devil’s Lake State Park is one of many geologic marvels dotted around the oval-shaped footprint of the Baraboo Range that are explored by millions of visitors each year. …
The Economics of State Geological Surveys
August 22, 2025 Mel Reusche, WGNHS Communications and Outreach Specialist How do we measure the impact of a map? A new study concludes that by investing in state geological surveys, we invest in our future. …
The WGNHS Mapping Status Portal: a new way to discover our maps
June 30th, 2025 Mel Reusche, WGNHS Communications and Outreach Specialist speaking with WGNHS Hydrogeologist Amy Wiersma Have you ever wondered what WGNHS maps are available for a specific area of Wisconsin? The WGNHS Mapping Status …
Unveiling the landscape: a new statewide map of the Quaternary Geology of Wisconsin
March 24th, 2025 Mel Reusche, WGNHS Communications and outreach specialist Ridges and valleys, lakes and marshlands, rolling hills and lakeshore cliffs – the landscapes we recognize across Wisconsin are the result of fascinating and complex …
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 …