Director’s Message 2020 was one of the most unusual years in the long history of the Wisconsin Geological and Natural History Survey. January began normally, with WGNHS staff involved primarily in office projects and participating in the normal sequence of winter professional me
We've recently released a number of new publications available for purchase and free to download. Titles include Wisconsin's Geologic Past (poster); Glaciation of Wisconsin; and Quaternary Geology of Sheboygan County, Wisconsin.
Southwest Wisconsin has fractured bedrock beneath generally thin soils, putting groundwater at risk for contamination. The purpose of this study is to improve our understanding of groundwater quality in southwest Wisconsin and to better understand how local hydrogeology and well const
When viewed with 3-D glasses, Wisconsin’s land features pop off the page. Brief descriptions of major land forms paint the geologic history that shaped the state; expanded descriptions and photos are online. We’ve field-tested this map on fourth graders and can attest to its appeal. S
Since 1936 well drillers have been required by the Department of Natural Resources (DNR) to file a well construction report (WCR) for any well drilled for drinking water, irrigation, and other uses. WCRs typically contain information about the well owner, owner’s mailing address, loca
Springs in Wisconsin In this story map, visitors can learn about the geology and history of Wisconsin’s springs and also view data from our most recent springs inventory. WGNHS Data Viewer This interactive map provides online access to two of our rapidly growing collections—geop
WGNHS Data Viewer, our new interactive map, provides online access to two of our rapidly growing collections—geophysical logs and Quaternary core. Geophysical logs are used to understand the subsurface by geologists and hydrogeologists, municipal water utility operators, and by water-
All-purpose maps that can be useful for a variety of activities such as landform identification, cross-section drawing, and determining elevations. Use the Index to Topographic Maps of Wisconsin to determine the names of the maps you need or visit the topoView to search online.