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front image of GS Geode 2017-18

The IGS Geode, our annual report

Posted on October 29th, 2019

The Iowa Geological Survey’s annual reports the IGS Geode, are available at https://issuu.com/uiowaengineering

logo for GeoLab web application

Introducing GeoLab

Posted on July 31st, 2019

The IGS’ new web application, GeoLab, showcases laboratory results from over 6,000 samples across Iowa. Results found in GeoLab include: grain size, radiocarbon dates, clay mineralogy, pXRF, soil carbon and nitrogen, matrix carbonate, bulk density, and clast lithology data. Users can filter results using text-based search options or an interactive map.  Researchers, educators, and others […]

Iowa Well Forecasting System launches

Posted on June 20th, 2019

The University of Iowa Center for Health Effects of Environmental Contamination (CHEEC), in collaboration with the UI Hydroinformatics Lab (UIHI Lab) and the Iowa Geological Survey (IGS), has developed an information system to assist the management of private wells in Iowa. The Iowa Well Forecasting System (IWFoS) is a publicly accessible web platform that allows […]

Geophysics work in Durango, Iowa

Using Geophysics to Detect Roadway Hazards

Posted on May 31st, 2019

IGS’ Jason Vogelgesang and Brennan Slater recently collected geophysical information for the Iowa Department of Transportation in Durango, IA along US52 . Results from the survey will be used to identify potential subsurface hazards along the road stretch.

Rick Langel discusses aquifers with students

Learning about Aquifers in Iowa

Posted on May 22nd, 2019

The Children’s Water Festival was held at the DMACC campus in Ankeny, Iowa on 5/9/19.  IGS geologist, Rick Langel, discussed aquifers, and how water moves through, them with the 2,000 kids in attendance.

Ditches Can Play Powerful Nutrient Reduction Role

Posted on May 1st, 2019

Iowa State University College of Agriculture and Life Sciences 05/01/19 Study Shows Humble Road Ditches Can Play Powerful Nutrient Reduction Role Iowa City, Iowa — New research suggests that water quality challenges in Iowa and nationally would be even greater if it weren’t for a little appreciated feature of the landscape: road ditches. “Road ditches […]

header image from Iowa Land and Sky program on IPTV

Iowa Land and Sky series on IPTV

Posted on April 3rd, 2019

The Iowa Public Television series, “Iowa Land and Sky” includes a segment on Iowa Geology, “An Introduction to Iowa Geology.”  It also includes an informative video that can be viewed at https://youtu.be/hvj_8IzMxdc

Quantifying the long-term availability of water …

Posted on March 8th, 2019

The IGS provides modeling services to quantify the long-term availability of water from the Jordan aquifer in Linn and Johnson counties. read the complete article here

Are there valuable, un-mined minerals in Iowa?

Posted on January 7th, 2019

The Northeast Iowa Formation may contain minerals valued as high as $1 trillion.  The IGS is currently analyzing a core from the Elkader area which was drilled in the 1960s and plans to drill a second core to learn more.  https://now.uiowa.edu/2019/01/hawkeye-states-geologic-promise

Restored Oxbows As A Nutrient Reduction Practice

Posted on December 17th, 2018

Keith Schilling’s recent research regarding nutrient reduction via oxbows, published in the journal of Ecological Engineering at https://tinyurl.com/yce8l343 ““Nitrate-N load reduction measured in a Central Iowa restored oxbow” was featured in Science Trends, “Restored Oxbows As A Nutrient Reduction Practice In The Agricultural Midwest” at https://tinyurl.com/ybnfw9zl