In 2021-2022, the Central Sands Nitrate and Neonicotinoid Study performed a data-gap analysis and compiled an exhaustive database of over 100,000 historical groundwater nitrate and neonicotinoid concentrations for wells across Adams, Juneau, Marquette, Portage, Waushara, …
WGNHS blog
WGNHS publication receives John C. Frye Memorial Award
WGNHS alumnus Anna Fehling (now a hydrogeologist at the Wisconsin DNR) and WGNHS hydrogeologist David Hart received the 2022 John C. Frye Memorial Award in Environmental Geology for their report Potential Effects of Climate Change on Stream Temperature …
Interim Director and State Geologist announced
We are pleased to announce that Dr. Eric Carson has been appointed Interim Director and State Geologist at WGNHS following the retirement of Dr. Ken Bradbury in July 2022. Eric begins his role as our …
2021 Year in Review
Director’s Message The Wisconsin Geological and Natural History Survey (WGNHS) had another successful year in 2021. We began the year working remotely due to the Covid-19 pandemic, but restrictions started to ease during the spring …
Wisconsin Rocks and Minerals (story map)
Ever wonder what Wisconsin’s most important rocks and minerals are? We’ve created a story map that will help satisfy that curiosity! Adapted from the WGNHS Rock Kit, this interactive story map takes viewers on a …
Sculpt Wisconsin’s aquifers using modeling clay
Looking for ways to teach geology to your students? We’ve developed some lesson plans to assist! In our newest lesson plan, students will use modeling clay to create a model of Wisconsin’s four main aquifers. …
How to identify red granite (the Wisconsin state rock)
This webpage was developed as part of the 2021 Wisconsin Science Festival, but you can learn from this page and do the activity anytime! Wisconsin is proud of its geological assets. Among the state symbols, like …
UW Science Expeditions 2021: Create your own groundwater model
Learn firsthand about the connection between surface water and groundwater! Using a plastic shoebox, sand, and a turkey baster, participants will see how water enters and moves through an aquifer. This activity helps participants learn how water …
2020 Year in Review
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 …
Aerial survey in northeast Wisconsin
In January 2021, northeastern Wisconsinites may notice a low-flying helicopter towing a large, hoop-shaped sensor. The helicopter’s sensor uses airborne electromagnetic (AEM) technology to gather data that will help scientists update depth to bedrock maps. …