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  • USGS Surface-Water Annual Statistics for Illinois

    The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

    USGS 05536123 CHICAGO RIVER AT COLUMBUS DRIVE AT CHICAGO, IL


    Cook County, Illinois
    Hydrologic Unit Code 07120003
    Latitude  41°53'18", Longitude  87°37'16" NAD27
    Gage datum 579.48 feet above NGVD29
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    Water Year 00060, Discharge, cubic feet per second
    1997462.8  
    1998359.3  
    1999203.0  
    2000152.7  
    2001119.1  
    2002144.5  
    2003138.6  
    2004124.8  
    2005122.9  
    2006155.5  

    ** No Incomplete data have been used for statistical calculation