The Wisconsin Geological and Natural History Survey (WGNHS) has been working to serve Wisconsin for over 100 years. Part of University of Wisconsin-Madison Division of Extension, we provide objective scientific information about the geology, mineral resources, and water resources of Wisconsin.
HALF PRICE SALE! Order your maps and publications now. Don’t forget to use coupon code GEOLOGY for 50% off!
WGNHS map and publications sales will end 12/31/2019. Get your paper copies now at half price! Download FREE any time at https://wgnhs.wisc.edu/
SOUTHWEST WISCONSIN - The Southwest Wisconsin Groundwater and Geology study (SWIGG) is now half way through its second of three phases. The study will be wrapped up in 2020. The current phase consists of four seasonal samplings of a small group of wells found to be contaminated with nitrate or colif...