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.

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News

Date published: May 10, 2019

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. 

Date published: March 7, 2018

USGS Flood Experts Respond to High Water in Central, Northeastern U.S.

Crews from the U.S. Geological Survey have been in the field for weeks measuring flooding in the Midwest and in the Mississippi River watershed, and more recently flooding and storm tides on the Northern Atlantic coast, as higher temperatures, heavy rain, snowmelt and nor’easters affected numerous states. 

Date published: October 5, 2017

New Report on Channel Bed Erosion Helps Assess Bridge Stability in St. Louis

A new assessment of channel bed erosion near 13 highway bridges in the greater St. Louis, Missouri, area is now available in an online report from the U.S. Geological Survey, produced in cooperation with the Missouri Department of Transportation.

Publications

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Year Published: 2019

Flood-inundation maps for the Iowa River at the Meskwaki Settlement in Iowa, 2019

Digital flood-inundation maps for a 9.3-mile reach of the Iowa River along the Meskwaki Settlement, Iowa, were created by the U.S. Geological Survey (USGS) in cooperation with the Sac and Fox Tribe of the Mississippi in Iowa. The flood-inundation maps, which can be accessed through the USGS Flood Inundation Mapping Science website at https://water...

Cigrand, Charles V.
Cigrand, C.V., 2019, Flood-inundation maps for the Iowa River at the Meskwaki Settlement in Iowa, 2019: U.S. Geological Survey Scientific Investigations Report 2019–5050, 12 p., https://doi.org/10.3133/sir20195050.

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Year Published: 2019

Selected water-quality data from the Cedar River and Cedar Rapids well fields, Cedar Rapids, Iowa, 2008–17

The Cedar River alluvial aquifer is the primary source of municipal water in Cedar Rapids, Iowa. Municipal wells are completed in the alluvial aquifer about 40 to 80 feet below land surface. The City of Cedar Rapids and the U.S. Geological Survey have led a cooperative study of the groundwater-flow system and water quality of the aquifer since...

Meppelink, Shannon M.; Stelzer, Erin A.; Bristow, Emilia L.; Littin, Gregory R.
Meppelink, S.M., Stelzer, E.A., Bristow, E.L., and Littin, G.R., 2019, Selected water-quality data from the Cedar River and Cedar Rapids well fields, Cedar Rapids, Iowa, 2008–17: U.S. Geological Survey Data Series 1110, 49 p., https://doi.org/10.3133/ds1110.

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Year Published: 2018

Vibration monitoring results near a bat hibernaculum at Mammoth Cave National Park, Kentucky, March 2016

Vibrations originating from construction of a new walkway in a passage of Mammoth Cave, from walking personnel simulating a bat survey, and from ambient sources were measured near a bat hibernaculum beneath Mammoth Cave National Park, Kentucky, to determine if the vibrations were disturbing the hibernating bats. Data presented indicate direction...

Adams, Ryan F.; Morrow, William S.; Koebel, Carolyn M.
Adams, R.F., Morrow, W.S., and Koebel, C.M., 2018, Vibration monitoring results near a bat hibernaculum at Mammoth Cave National Park, Kentucky, March 2016: U.S. Geological Survey Scientific Investigations Report 2018–5129, 16 p., https://doi.org/10.3133/sir20185129.