UW Extension

Staff Shorts

Learn more about our research at the Survey

Mike Parsen at sand mine

Managing Chippewa County’s groundwater—today and tomorrow

Mike Parsen and Madeline Gotkowitz, hydrogeologists at the UW-Extension’s Wisconsin Geological and Natural History Survey are wrapping up a 5-year stu
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Photo of Madeline Gotkowitz at the Survey's core repository

Madeline Gotkowitz receives award for her PhD research

Dr. Madeline Gotkowitz, a hydrogeologist with UW-Extension’s Wisconsin Geological and Natural History Survey (WGNHS), has been named the first place r
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Photo of Survey staff with a Lake Michigan bluff in background

Investigating bluff collapse along Lake Michigan

Elmo Rawling, a geologist at the University of Wisconsin-Extension’s Wisconsin Geological and Natural History Survey (WGNHS), is working with Dr. Luca
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Photo of Esther Stewart

Mapping Wisconsin’s oldest rocks to better understand our groundwater today

Esther Stewart, a geologist at UW-Extension’s Wisconsin Geological and Natural History Survey (WGNHS), studies Wisconsin’s oldest rocks – the Precambr
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Using state-of-the-art imaging tools for lower-cost investigations

Pete Chase, a geotechnician at University of Wisconsin–Extension’s Wisconsin Geological and Natural History Survey, uses borehole imaging equipment to
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Wisconsin Groundwater Monitoring Network: 70 years and counting

The Wisconsin Geological and Natural History Survey (WGNHS) and the U.S. Geological Survey (USGS) have jointly operated Wisconsin’s statewide groundwa
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Digging deep to find the source of radium in water supplies

“Radium has become a significant issue for municipalities,” said Madeline Gotkowitz, a hydrogeologist with UW-Extension’s Wisconsin’s Geological and N
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Making fragile historical collections accessible

Our mission includes archiving (along with collecting, interpreting, and distributing) information about Wisconsin’s natural resources. We are t
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Jay Zambito

Rocks may be culprits in groundwater contamination

Jay Zambito, assistant professor at the UW-Extension’s Geological and Natural History Survey, thinks our rocks may be the culprit in some cases of gro
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Helping the U.S. Forest Service manage resources in northern Wisconsin

The Chequamegon-Nicolet National Forest (CNNF) of northern Wisconsin is home to abundant springs, streams, and lakes. However, there is little informa
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Springs Detective

Grace Graham is an Associate Research Specialist at the Survey working on a statewide inventory of springs in Wisconsin. She will be working on this p
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Wisconsin’s State Geologist calls Bill Batten the “drill rig whisperer” because he seems to be able to get a few more feet of drilling from the Survey’s drill rig long after our geologists have called it down and out.

The Drill Rig Whisperer

Wisconsin’s State Geologist calls Bill Batten the “drill rig whisperer” because he seems to be able to get a few more feet of drilling from the Survey
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Steve Mauel studies the Chequamegon-Nicolet National Forest groundwater

How do you understand the groundwater resources of a vast, uninhabited part of the state? That is the question researchers at the University of Wiscon
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New project collects static water levels from deep water wells in southeast Wisconsin

“We are very excited to be collecting deep water level data in this area for the first time in 30 years,” said Dr. Ken Bradbury. The University of Wis
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Groundwater and stream flow in the Little Plover River

The Little Plover River has been studied before. Why are we studying it again? Maribeth Kniffin, a research assistant at the University of Wisconsin-E
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Tree Ring Studies when the Trees are Gone

J. Elmo Rawling III, the newest geologist at the University of Wisconsin-Extension’s Wisconsin Geological and Natural History Survey, studies the dune
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The Link Between Groundwater and Geothermal Energy

Can a geothermal energy system raise the temperature of nearby groundwater? If it does, could that affect a nearby trout stream? Will higher temperatu
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Reference Springs for Research

“Springs are an accessible representation of the groundwater. It’s easier to sample a spring than to install a groundwater monitoring well,” says Prof
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New Groundwater Flow Model in Dane County

The study of groundwater in Dane County is important at the University of Wisconsin-Extension’s Wisconsin Geological and Natural History Survey. “100%
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Groundwater Flow Model for Columbia County

“High nitrate levels are a problem for Columbia County’s drinking water and county officials want to do something about it,” said Professor Madeline G
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Statewide groundwater monitoring network

Pete Chase, a geotechnician at University of Wisconsin – Extension’s Wisconsin Geological and Natural History Survey, spends a lot of his time in the
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The Ancient Wyalusing River

The lower Wisconsin River flows west to the Mississippi River from the Baraboo Hills. Has it always done that? Not according to the data being collect
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