UW Extension
Wisconsin's state fossil, Calymene celebraLink to People page (staff photo taken during 2016 field trip)

Wisconsin Geological & Natural History Survey

The Wisconsin Geological and Natural History Survey (WGNHS) has been working to serve Wisconsin for over 100 years. Part of University of Wisconsin-Extension, we provide objective scientific information about the geology, mineral resources, and water resources of Wisconsin.
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveyFeb 20, 2018 @ 1:00pm
Trilobite bellies and legs are rarely preserved. Check out this Trilobite belly! #TrilobiteTuesday (Photo from American Museum of Natural History )
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveyFeb 20, 2018 @ 10:35am
NEW Preliminary bedrock geology of southern Trempealeau County. Download from http://wgnhs.uwex.edu/pubs/000954/
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveyFeb 20, 2018 @ 9:00am
"A map created by geophysicists can help predict which parts of West Texas and New Mexico may be at risk of fracking-induced earthquakes. The map could guide oil discovery efforts in the region"
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveyFeb 19, 2018 @ 1:00pm
Some of our staff is presenting at the WGWA Conference! Check out Jay Zambito's abstract on finding the Eau Claire formation using pXRF technology! #MineralMonday
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveyFeb 19, 2018 @ 9:00am
Wisconsin Senate Committee passes bill that allows developers to fill some wetlands without a permit
Wisconsin Geological & Natural History Survey
Wisconsin Geological & Natural History SurveyFeb 18, 2018 @ 12:00pm
Did you know we have a HUGE database of our publications and maps online? Click the link to our website and search for the perfect #WeekendRead

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