News
Iowa Geological Survey’s expertise supports California wildfire prevention
Friday, October 18, 2024
Matthew Streeter, a soil scientist with the Iowa Geological Survey, has recently expanded his expertise to the wildfire-prone landscapes of Palo Cedro, California.
IGS Demonstrates Well Installation and Soil Core Extraction
Friday, June 7, 2024
Matthew Streeter and Thomas Stoeffler led a demonstration for Muscatine high school students at the Muscatine Agriculture Learning Center. They showcased the operation of a drill rig to install a monitoring well and extract soil cores to teach soil health principles
Join us for an Iowa Geological Survey Field Trip!
Friday, June 7, 2024
The Iowa Geological Survey will be leading a field trip in Muscatine County on Saturday, September 28.
Groundwater Flow in Hummocky Glacial Terrain in the Iowa Great Lakes Area
Friday, May 17, 2024
Iowa Geological Survey researchers investigated groundwater flow patterns within the Spring Run pothole wetland complex located east of East Lake Okoboji. Results are helping IGS develop a better understanding of the hydrology present within the IGL watershed and the larger PPR region.
Iowa needs a plan for using its precious groundwater
Thursday, February 22, 2024
A conversion of several factors, some natural and some self-imposed, is leading to recognition that the State of Iowa needs a plan to safeguard groundwater reserves in the future.
Hydrogeologists’ Corner: Understanding Groundwater
Monday, February 5, 2024
The field of hydrogeology (hydro- meaning water, and -geology meaning the study of the earth) is the area of geology that deals with the distribution and movement of groundwater in the subsurface. Groundwater can be an abstract idea to folks because it is occurs below ground and cannot be directly observed.
The IGS Geode - a look at the activities of the Iowa Geological Survey from July 2022 through June 2023
Friday, January 12, 2024
Please enjoy an online copy of our magazine, The IGS Geode, showcasing some of the Iowa Geological Survey’s activities during the past year.
Monitoring the Impacts of an Agricultural Wetland
Thursday, December 21, 2023
Anyone who has driven across Iowa knows that the state is dominated by agriculture. But among the fields lined with corn, soybean, and livestock, a new feature is becoming more common: wetlands.
Dating Minerals to Determine the Age of Iowa’s Rocks
Monday, December 11, 2023
Evidence of how Iowa has evolved over Earth’s 4.6-billion-year history is preserved in the rocks. The job of an IGS geologist is to study these rocks using a variety of tools and methods and from the data collected continue to reveal and refine our understanding of that history.
A New Age in Monitoring Iowa’s Aquifers
Wednesday, September 13, 2023
The IGS monitors groundwater levels in 48 wells scattered across Iowa that are completed in most of the major bedrock aquifers. These wells provide a historical record of groundwater levels and help evaluate aquifer sustainability.
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