Illinois Water Conditions Summary Table

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A water conditions summary table that includes historical and current river stage data and combines National Weather Service forecast river stages for stream-monitoring sites in Illinois is available. The table is updated every 30 minutes and the stream-monitoring sites are operated by various agencies. River stages above flood stage are shown in red to help monitor flooding conditions. 

You can access the Illinois Water Conditions Summary Table here.

Disclaimer: USGS data on this page have not received Director's approval and as such are provisional and subject to revision. The data are released on the condition that neither the USGS nor the United States Government may be held liable for any damages resulting from their use.

Data from other agencies are displayed for informational purposes only. The USGS is not involved with the collection, checking, and analysis of other agency data. Questions and/or comments concerning other agency data should be directed to the respective agency. For additional information on National Weather Service (NWS) forecast data, or to obtain the most recent forecast data, please visit the NWS Advanced Hydrologic Prediction Service (AHPS) athttp://water.weather.gov/ahps/. River observations and forecasts for Illinois are also available from the National Weather Service athttp://water.weather.gov/ahps/region.php?state=il.

More information about the quality of real-time data is available.