Central Midwest Water Science Center
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Welcome to the Central Midwest Water Science Center’s (CMWSC) Website. We offer information on streamflow, water quality, water-use, and groundwater data for Illinois, Iowa, and Missouri. We conduct unbiased, scientific hydrologic investigations & research projects to effectively manage CMWSC and our Nation's water resources through joint efforts with our partners.
News
USGS Responds to Spring Flooding
U.S. Geological Survey field crews are measuring flooding across the country as spring weather is in full swing. Warming temperatures, increased precipitation and snowmelt have caused moderate to major flooding in the upper Midwest, East Coast, Central Plains and the Southeast portions of the country.
USGS Mobile Water Quality Sensor on Mississippi River Boat
U.S. Geological Survey expands its network of water-quality sensors to include the American Queen Steamboat as she travels the entire length of the Mississippi River collecting nutrient levels and water-quality data along the way. (Image Courtesy: Iowa Public Radio, Iowa City, Iowa, limited use USGS only)
Media Advisory: USGS Assesses Iowa Flood Levels for Emergency Preparedness
Reporters: Do you want to accompany a USGS field crew as they inspect high-water marks? Please contact Marisa Lubeck or Paul Rydlund.
Publications
Field evaluation of the Sequoia Scientific LISST-ABS acoustic backscatter sediment sensor
Sequoia Scientific’s LISST-ABS is a submersible acoustic instrument that measures the acoustic backscatter sensor (ABS) concentration at a point within a river, stream, or creek. Compared to traditional physical methods for measuring suspended-sediment concentration (SSC), sediment surrogates like the LISST-ABS offer continuous data that can be...
Manaster, Adam E.; Straub, Timothy D.; Wood, Molly S.; Bell, Joseph M.; Dombroski, Daniel E.; Curran, Christopher A.
Flood-inundation maps for the Little Calumet River from Lansing to South Holland, Illinois, 2020
Digital flood-inundation maps for about an 8-mile reach of the Little Calumet River, Illinois, were created by the U.S. Geological Survey (USGS) in cooperation with the U.S. Army Corps of Engineers. The flood-inundation maps, which can be accessed through the USGS Flood Inundation Mapping Science website at https://www.usgs.gov/mission-areas/water...
Dunn, Andrew P.; Straub, Timothy D.; Manaster, Adam E.
Flood-inundation maps for Dardenne Creek in St. Charles County, Missouri, 2019
Digital flood-inundation maps for a 9.9-mile reach of Dardenne Creek, St. Charles County, Missouri, were created by the U.S. Geological Survey (USGS), in cooperation with the Missouri Department of Transportation, St. Charles County, and the Cities of O’Fallon and St. Peters, Mo. The flood-inundation maps, which can be accessed...
Heimann, David C.; Voss, Jonathon D.; Rydlund, Jr., Paul H.