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STORIES FROM THE FIELD

farmer standing next to tractor-sized sinkhole Sinkholes in Wisconsin

Sinkholes form when water washes sediment into cracks and voids in the bedrock. These areas can be direct conduits for pollutants to enter groundwater as well as safety hazards. more…

link to more information about Wisconsin geologysmall image of the 3-D Wisconsin map
3-D Wisconsin Map


phenakite (a mineral found in Wisconsin)Minerals of Wisconsin Database


Need well constructor's reports? Click here.


Learn about Wisconsin's repository for core and rock samples

water boiling out from spring in Pheasant Branch Conservancy, Dane County, Wisconsin Springs of Wisconsin

There are nearly 11,000 known springs in Wisconsin. This page offers a short collection of facts ranging from most to fewest to largest. more…

water-table elevation map for Iowa County, Wisconsin Understanding the groundwater of Iowa County, Wisconsin

We've recently completed a comprehensive study of Iowa County's groundwater resources. Four new factsheets interpret the information for the public. more…

artist's rendering of a meteorite crashing to earth Large meteorite crater in western Wisconsin

No fragments remain of the meteorite that slammed into what would become western Wisconsin. But there is still a tell-tale scar on the landscape that 475 million years of weathering hasn't fully erased. Find out how geologists pieced together the story of the 4-mile-wide Rock Elm impact structure.

Also read about the April 14, 2010 meteorite that flashed across Wisconsin. more…

The Niagara Escarpment in Door County, Wisconsin, ©Linda Deith 2010: Year of the Niagara Escarpment

The Niagara Escarpment stretches from Wisconsin to New York. These beautiful cliff faces are home to many rare or endangered plant and animal species. more…

Point of Rocks outcrop near Baraboo, Wisconsin Point of Rocks, Wisconsin's newest (and oldest) historic site

The Wisconsin State Historical Society added the Point of Rocks, an important outcrop along US Highway 12, to the List of Historic Sites. more…

What's new on our site—image of sample page-size map showing Wisconsin's landscapes What's new

We've been busy making a number of changes to our site. Here's a road map to help you find them. more…

rock showing scraping from Wisconsin's glacial landscapes

Approximately 26,000 years ago, a glacier pushed its way across northern and eastern Wisconsin, scouring the landscape. more…

View archived stories

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