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Water Survey

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  • Water Survey to analyze flood risks in Bureau County, Illinois

    Jun 14, 2021 4:30 pm

    Illinois State Water Survey (ISWS) hydrologic and hydraulic modeling in the Villages of Tiskilwa and Walnut (Bureau County, Illinois) is underway as part of a study to help local communities identify areas of high flood risk for flood mitigation planning.

  • Cooler soil temperatures in mid-April

    Apr 18, 2018 8:45 am

  • Illinois drought and soil moisture conditions worsen in mid-June

    Jun 15, 2023 10:00 am

    Northeastern and central Illinois are now experiencing severe drought, as dry conditions persist across the state in the second week of June, causing soil moisture levels to drop and record-low water levels in some areas of the Illinois River. Also, corn and soybeans in parts of southwestern, central, and northeastern Illinois are showing signs of slow growth, according to Illinois State Climatologist Trent Ford and Jennie Atkins, Water and Atmospheric Resources Monitoring (WARM) program manager at the Illinois State Water Survey.

  • University of Illinois-Washington University team part of NSF’s program focused on equitable water solutions

    Mar 19, 2024 4:15 pm

    The National Science Foundation recently announced the awarding of 15 grants, totaling $9.8 million, to interdisciplinary teams under Track K: Equitable Water Solutions, focused on research to benefit society at large. The University of Illinois team, working with researchers at Washington University in St. Louis, received $650,000 for a one-year effort to further develop their idea of passive sampling of water quality at the tap.

  • grey clouds

    Team spotlight: Climate and Atmospheric Science

    Mar 11, 2020 12:00 pm

    The Water Survey’s Climate and Atmospheric Science team investigates the potential statewide impacts of climate change, including extreme precipitation changes (flooding, drought), availability of atmospheric resources for green energy generation, changes in the urban heat island, and integration of climate models into systems that take into account human population growth, health, and activities.

  • drilling equipment in field

    ISGS, ISWS install new wells for national groundwater monitoring

    Nov 6, 2018 12:30 pm

    Scientists and staff from the Illinois State Geological Survey and the Illinois State Water Survey  ollaborated with county and local governments in Kane County to install groundwater-monitoring wells in northeast Illinois as part of the U.S. Geological Survey’s National Ground Water Monitoring Network. 

  • Water Survey to analyze flood risks along the Little Wabash River

    Nov 13, 2018 10:30 am

    The Illinois State Water Survey announced today that new hydrologic and hydraulic modeling of the Little Wabash River is underway as part of a study to help local communities identify areas of high flood risk along the Little Wabash River and its tributaries for flood mitigation planning.

  • GIS topographic view

    GIS topographic tool is applied statewide

    Apr 15, 2020 8:30 am

    The Water Survey uses a GIS analysis tool called the Topographic Wetness Index to identify low-lying areas that could be subject to ponding during rain events. The index is particularly important because areas of low terrain with upslope—conditions that contributes to drainage areas—can be spotted outside of the Federal Emergency Management Agency’s mapped floodplain areas.

  • Previous records slashed with monumental cold conditions in Illinois

    Jan 31, 2019 4:00 pm

    Illinois has been experiencing some of the coldest weather that has been seen in decades and, in some locations, ever.

  • Lake Michigan coast

    PRI research targets coastal resilience and water planning challenges

    Jul 29, 2024 8:00 am

    PRI scientists are investigating how artificial reef complexes can stabilize shorelines and developing strategies to address water sustainability challenges and future water planning. These efforts aim to provide critical insights that will inform decision-making and improve environmental management in the southern Lake Michigan region.

  • brown grass on lawn

    Illinois team contributes to vital weekly drought assessment

    Aug 28, 2020 12:00 pm

    Determing which areas of the U.S. and of Illinois are experiencing drought is a critical function of the U.S. Drought Monitor. A team of Illinois scientists led by Illinois State Climatologist Trent Ford provides input on the state drought determination every week. 

     

     

  • Water Survey to analyze flood risks in Peoria County

    Mar 21, 2019 11:15 am

    The Illinois State Water Survey (ISWS) announced today that new hydrologic and hydraulic modeling of select streams in Peoria County is underway as part of a study to help local communities identify high flood-risk areas for flood mitigation planning.

  • Hideyuki Terashima, Walt Kelly, Katie Buckley, Jennifer Wilson, and Steve Wilson

    Water Survey hosts National Private Well Conference

    Jun 3, 2019 11:30 am

    The Illinois State Water Survey organized and hosted the 2nd National Private Well Conference May 21-23, 2019 in Harrisburg, Pennsylvania. There were over 120 attendees from 33 states at the event, which featured 25 presentations, a driller's panel, and a dozen 5-minute lightning talks.

  • Stream running through grassy area at sunset.

    Water survey to analyze flood risk in McHenry County

    Jun 3, 2025 3:30 pm

    The Illinois State Water Survey is continuing data development for the Kishwaukee River watershed as part of a multiple-phase study to help local communities identify areas of high flood risk for flood mitigation planning.

  • Artificial Intelligence Scores High in Accuracy to Predict Water Contamination

    Jun 6, 2011 12:30 am

    New, effective solutions are revealed when scientists use computer programs that simulate human intelligence to forecast drinking water contamination in agricultural areas, according to Momcilo Markus, hydrologist at the Illinois State Water Survey (ISWS), a division of the Prairie Research Institute at the University of Illinois.

  • Groundwater hydrologist is honored for contributions to the water operating profession

    Jan 22, 2020 11:00 am

    Illinois State Water Survey (ISWS) groundwater hydrologist Steve Wilson has received an Association of Boards of Certification’s award for advancing the water and wastewater operating profession. The Kenneth D. Kerri Excellence in Workforce Development Award was presented to Wilson for going beyond the call of duty as an educator.

  • Soils are warm throughout Illinois in mid-April

    Apr 16, 2024 3:45 pm

    Warm weather has continued into April, impacting soil temperatures, according to Jennie Atkins, Water and Atmospheric Resources Monitoring (WARM) program manager at the Illinois State Water Survey.

  • Scientists study regional benefits of limiting climate warming

    May 24, 2021 12:00 pm

    Limiting the global average temperature to 1.5 degrees C (2.7 degrees F) above pre-industrial conditions compared with 2 degrees C (3.6 degrees F), as predicted for the future, will avoid more intense and more frequent heavy precipitation and extreme heat waves, according to a recent study at the Illinois State Water Survey (ISWS) that explored global warming’s effects on specific U.S. regions.

  • Bondville weather station

    Bondville weather station has a long history of research partnerships

    May 3, 2022 1:15 pm

    Like clockwork, monitoring towers and scientific gadgets run continuously at the Bondville Environmental and Atmospheric Research Site (BEARS) in central Illinois, gathering data on current weather, climate, and atmospheric conditions. The facility caters mainly to government agencies and university researchers, offering services that few other weather stations provide.

  • eclipse

    Water Survey program to monitor weather effects of the solar eclipse

    Apr 3, 2024 8:45 am

    As the solar eclipse brings a spectacular show in the sky on April 8, viewers can also follow its path online as the Water and Atmospheric Resources Monitoring (WARM) program at the Illinois State Water Survey offers real-time monitoring of changing weather conditions during the event. 

  • Survey seeks ideas to help specialty crop growers make pest control decisions

    Feb 19, 2019 10:15 am

    Researchers at the University of Illinois’ Prairie Research Institute are developing new pest degree day tools for the state’s specialty crop growers. A short online survey offers growers the opportunity to contribute their opinions on how this information is delivered.

  • well water

    Coming soon: new hotline, website, and maps on private wells

    Nov 27, 2023 11:15 am

    A new hotline, website, and other resources will soon be available through the Illinois State Water Survey (ISWS) for private well and septic system owners and the water professionals that serve them. 

  • PRI water and climate experts take part in new State Water Plan and its goals

    Jan 23, 2023 3:00 pm

    Scientists at the Prairie Research Institute (PRI) have contributed their expertise and data on multiple water issues to inform the newly released 2022 Illinois State Water Plan, which serves as an advisory to address water-related challenges for the next seven years. PRI will also play an integral part in reaching the plan’s goals, particularly in developing an Illinois Integrated Water Information Center, a portal to water science information and technology in Illinois.

  • Scientist-community interaction is a boon for water supply planning

    Jan 13, 2022 11:15 am

    When it comes to water supply planning, stakeholders want to know when their community will be at risk for water shortages. Illinois State Water Survey (ISWS) scientists involved in community groundwater modeling are touting the value of engaging those stakeholders to reduce uncertainty and help them understand how the models work.

  • Water Survey to analyze flood risks in Boone, DeKalb, Ogle, and Winnebago counties

    Jan 27, 2022 1:00 pm

    Illinois State Water Survey (ISWS) hydrologic and hydraulic modeling in Boone, DeKalb, Ogle and Winnebago Counties, Illinois is underway as part of a study to help local communities identify areas of high flood risk for flood mitigation planning.

  • ISWS investigates the potential for stormwater credit trading in Cook County

    Feb 9, 2018 1:30 pm

    In 2017, The Metropolitan Planning Council, The Nature Conservancy, and the Metropolitan Water Reclamation District in Cook County collaborated on a feasibility study to consider stormwater credit trading as an alternative to creating on-site facilities for site development or redevelopment. As part of this study, the collaborators contracted a team of engineers and hydrologists at the Illinois State Water Survey (ISWS), joined by U of I Department of Landscape Architecture staff, to assess the land area that has the potential for off-site stormwater management facilities in suburban Cook County

  • Thunderstorm over a field

    Increasing opportunities through hazard mitigation

    Jul 27, 2021 4:00 pm

    The ISWS Coordinated Hazard Assessment and Mapping Program's (CHAMP) more than 25 professional staff with expertise in engineering, GIS, hydrologic and hydraulic modeling, hazard mitigation planning, and community engagement help communities build unique and comprehensive Natural Hazard Mitigation Plans (NHMP) to assess local hazards, identify high-risk areas, and take action in preventing losses from natural disasters. 

  • a hand clad in a purple latex glove holds a small snake against a grassy backdrop

    PRI offers applied science internships for summer 2022

    Jan 28, 2022 8:00 am

    PRI is offering hands-on summer internships that will enable undergraduate students from populations underrepresented in graduate study at Illinois to explore careers in applied science. There are opportunities in atmospheric science and climate; biology, ecology, and environmental science; geology; sustainable energy; and water supply and safety. To see all of the internship options and to apply, visit https://go.illinois.edu/PRI-interns

  • Laura Keefer

    Laura Keefer named Deputy Director of the Water Survey

    Apr 19, 2023 12:00 pm

    Keefer has more than 37 years of experience in multi-scale watershed monitoring and assessments of hydrology, nutrients and sediment for many Illinois watersheds, as well as studying erosion and sedimentation processes related to stream channel stability issues. In addition to her role as Deputy Director, Keefer serves as the Illinois State Hydrologist, providing science-based information on watersheds, rivers, groundwater, and other state water resources and leverages the expertise of PRI staff on statewide water issues, such as flooding and contamination. Laura has represented the Water Survey as an advisor on dozens of committees ranging from watershed planning to state and federal interagency task forces to resolve hydrologic, sediment, and nutrient watershed issues. 

  • McConkey joins U of I group on building resilience to climate change

    Sep 11, 2019 9:30 am

    Professional engineer Sally McConkey has joined the Institute for Sustainability, Energy, and Environment’s (iSEE) new Resilience Working Advisory Team (RWAT) to foster resilience to the local effects of climate change.

  • A stream curves through a sunny, grassy area with woods at far left.

    Water survey to analyze flood risks in Clark, Coles, Crawford, Cumberland, Jasper, Lawrence counties

    May 23, 2025 3:45 pm

    The Illinois State Water Survey is continuing data development for the Embarras River watershed as part of a multiple-phase study to help local communities identify areas of high flood risk for flood mitigation planning.

  • Bitter cold in January likely won’t reduce field crop pests in the spring

    Mar 14, 2019 1:30 pm

    Despite the record cold air temperatures, soil temperatures averaged slightly warmer than normal this winter. Consequently, the Arctic conditions are expected to have little effect on overwintering field crop insect pest populations.

  • storm clouds over a field

    World Data Centre for Precipitation Chemistry finds a new home at ISWS

    Mar 2, 2020 9:30 am

    The Illinois State Water Survey is the new home of the World Data Centre for Precipitation Chemistry, which receives and archives precipitation chemistry data and complementary information from stations across the globe.

  • Complex Hydraulic Flow Patterns of Cache River

    Data from the sky inform flood planning

    Jun 21, 2022 8:00 am

    CHAMP is at the helm of one of the largest 2D models in Illinois, spanning five southern Illinois counties – Johnson, Pope, Massac, Pulaski, and Alexander. The extremely flat topography of this region, known as the Cache River Valley, follows the Cache River system and the historic path of the Ohio River that’s been heavily manipulated by humans over time.

  • metal rain gage standing in field of brown plants

    Illinois Climate Network marks 30 years of monitoring Illinois weather and soil

    Jan 31, 2019 10:45 am

    It’s been 30 years since the Illinois State Water Survey launched the Illinois Climate Network (ICN) to monitor the state’s weather and soils. The 19 ICN stations around the state collect data on wind speed and direction, air temperature, humidity, precipitation, barometric pressure, solar radiation, soil temperatures and soil moisture. Water Survey staff also calculate data on dew point, degree days, potential evapotranspiration, and temperature inversion. All of this information—an annual total of 2 million records—is used by farmers, researchers, and businesses for decision making and planning.

  • Irrigation equipment over a wheat field

    Integrating surface water and groundwater modeling

    Jul 27, 2021 4:45 pm

    Water Survey researchers are exploring ways to simulate the interactions between groundwater and surface water by combining existing modeling technology, including investigating how groundwater elevations change in response to storm events and subsequent river rises.

  • Chicago skyline

    Climate studies focus on a new priority: urban areas

    Jul 15, 2021 1:15 pm

    Climate change affects cities, and cities affect the climate. Urban areas are hotspots for heat waves, flooding, and air pollution that ultimately affect human health and welfare. Scientists at the Illinois State Water Survey (ISWS) study the relationship between cities and climate to determine ways to make cities more resilient to these challenges.

  • Report for the Urban Flooding Awareness Act

    Apr 6, 2017 12:45 pm

    The Illinois Department of Natural Resources (IDNR) has released a new report examining the prevalence and costs associated with urban flooding in Illinois, along with strategies and recommendations for minimizing damage to property from this flooding. The Illinois General Assembly called upon IDNR to prepare the report in collaboration with several state agencies.

  • Aerial view of the Kaskaskia River

    Understanding water’s role in decarbonization

    Jul 27, 2021 4:45 pm

    ISTC researchers needed to find adequate and reliable water sources to keep a carbon capture system running without compromising fragile aquatic ecosystems, local economies, and nearby communities’ water supply. Fortunately, ISTC knew the right expertise was close at hand in another unit within its parent Prairie Research Institute – The Water Survey’s Watershed Science team.

  • New hydrologic and hydraulic modeling in McHenry County, Illinois is underway.

    Water Survey to analyze flood risks in McHenry County, Illinois

    May 4, 2020 3:30 pm

    The Illinois State Water Survey (ISWS) announced today that new hydrologic and hydraulic modeling in McHenry County, Illinois is underway as part of a study to help local communities identify areas of high flood risk for flood mitigation planning.

  • map of Illinois flood insurance rate map status by county

    FEMA recognizes Water Survey's significant contributions as a Cooperating Technical Partner

    Mar 15, 2021 8:30 am

    The Federal Emergency Management Agency recently praised the Water Survey’s accomplishments as a Cooperating Technical Partner, including improving the flood mapping process in Illinois and developing accurate, easily accessible flood data for every county in Illinois. 

  • Journal issue highlights the Water Survey’s past and present accomplishments

    Jul 17, 2023 2:30 pm

    The Illinois State Water Survey’s (ISWS) research and history highlights are featured in the June issue of the Journal of the American Water Resources Association (JAWRA), showcasing the importance of the survey’s latest studies related to water issues, particularly in addressing today’s challenges, and commemorating its 125th anniversary. 

  • Project features home assessments for flood risks

    Nov 13, 2019 4:15 pm

    Scientists studying and mapping flood hazards have long identified whole neighborhoods that are vulnerable to flooding, but with new data, researchers at the Illinois State Water Survey (ISWS) can specify flood risk for individual homes and businesses.

  • Soil temperatures and moisture levels declining in early March

    Mar 16, 2018 9:00 am

  • Soil temperatures this winter in Illinois were warmer than normal

    Mar 1, 2018 3:15 pm
  • snowy roadway

    Changing methods for road salt application may ease environmental effects

    Feb 8, 2017 4:30 pm

    Salt crystals on roads and parking lots shimmer in the muted sunlight of an Illinois winter day. Once washed away into rivers and streams, salt contaminates the local environment, according to groundwater geochemist Walt Kelly with the University of Illinois’ Prairie Research Institute (PRI).

  • orange irrigation pipe

    Reporting program collects data on water use in Illinois

    Nov 2, 2020 9:00 am

    Scientists investigating present and future water resources in Illinois find a wealth of data through the Illinois Water Inventory Program (IWIP), which collects data from users of high-capacity intakes and wells in Illinois.

  • Researchers study radium in aquifers of north-central Illinois

    Sep 20, 2021 9:00 am

    Walt Kelly, Illinois State Water Survey (ISWS) groundwater geochemist, answered questions about the findings of his recent study on radium levels in groundwater of the St. Peter Sandstone aquifer, with a study area in north-central Illinois. Radium levels are above the drinking water standard in many community water supply wells open to the aquifer.

  • Students take on watershed project in summer internship

    Jul 24, 2023 12:45 pm

    College students in a summer internship program at the Illinois State Water Survey (ISWS) are developing new skills in geographic information system (GIS) learning while tackling ways to map Illinois streamflow more accurately to inform soil conservation efforts. This on-the-job training will better prepare students for future studies and their careers.

  • Corn stalks in summer

    Climatologist: Vegetation plays a role in developing flash droughts

    Apr 22, 2021 1:30 pm

    Farmland vegetation and grasses can affect both the frequency and extent of flash droughts, say scientists at the Illinois State Water Survey (ISWS), who hope to better understand the phenomenon and improve early warnings.