Groundwater in Illinois

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GROUNDWATER IN ILLINOIS
A forum for discussing groundwater issues in Illinois by scientists at the Illinois State Water Survey.
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  • Middle Illinois Region Water Supply Assessment Report Published

    A report on the water resources available in the Middle Illinois River water supply planning region is now available (Kelly et al. ISWS Contract Report 2018-02).

  • Successful Private Well Owner Outreach for the Water Survey at the 2018 Illinois State Fair

    Hundreds of children and adults were educated by Illinois State Water Survey staff about groundwater and wells at the 2018 Illinois State Fair in Springfield. Staff from the Groundwater Science Section shared space in the Private Lands Programs tent for 10 days in Conservation World. This was the first presence by ISWS at the State Fair in more than a decade.

  • Visit the ISWS at the 2018 Illinois State Fair!

    The Illinois State Water Survey will be participating in the 2018 Illinois State Fair in Springfield, IL with a booth shared by the Private Land Programs Tent in Conservation World, which will be open daily from Friday, August 10th to Sunday, August 19th from 10 a.m. to 7 p.m.

  • ISWS Reignites Outreach Activities in Illinois

    The Illinois State Water Survey’s Groundwater Section has begun taking a more active role in outreach to help the residents and youth in Illinois learn more about groundwater and private wells. The ISWS has been working with Illinois citizens and important stakeholders for more than a century to raise awareness about protecting Illinois’ water resources.

  • Ongoing Water Supply Planning in Middle Illinois

    Water Supply Planning is a cyclical effort to perform long-term water supply analyses for each of the planning regions throughout Illinois and identify potential risks to water supply using the latest available data. Here we present some early results for the Middle Illinois region, with work slated to wrap up over the next few months.

  • Pledge to Test Your Well Water: Win a FREE Water Test

    The Private Well Class is celebrating National Groundwater Awareness Week (#GWAW2018) by hosting the 3rd annual Pledge to Test (#pledge2test) Campaign. In this nationwide pledge, well owners are invited to pledge to submit a water sample for testing to a lab in their area. One Pledge to Test Campaign participant will be randomly selected to be reimbursed for the cost of testing the private well water at their residence, up to $200.

  • Water from Where? The Complex Web of Water Use in Illinois

    Scientists at the Illinois Water Survey have developed an interactive map of where every community in Illinois gets their water from.

  • 4,000 Year-Old Pollution

    We've been polluting for a long time.

  • The Private Well Class, Five Years in the Making

    Staff at the University of Illinois developed a 10-lesson online class, the Private Well Class, for homeowners with private wells to learn how to properly care for their water well.

  • Improving our ability to “see” aquifers

    The Illinois State Water Survey has developed new modeling approaches to analyze the 150+ years of data we have collected in the region, improving both our historic understanding of the aquifers of the state and our modeling capabilities to simulate future water supply planning scenarios.