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USGS 05587450 Mississippi River at Grafton, IL

  Stream Site

DESCRIPTION:
Latitude 38°58'04.7",   Longitude 90°25'44.4"   NAD83
Jersey County, Illinois, Hydrologic Unit 07110009
Drainage area: 171,300 square miles
Datum of gage: 403.79 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2007-10-01  2014-11-22  
 Daily Data
    Discharge, cubic feet per second  1933-04-01  2014-11-20  29120 
    Gage height, feet  1986-11-14  2014-11-20  10099 
 Daily Statistics 
    Discharge, cubic feet per second  1933-04-01  2014-10-07 29076 
 Monthly Statistics 
    Discharge, cubic feet per second  1933-04  2014-10  
 Annual Statistics 
    Discharge, cubic feet per second  1933  2015  
 Peak streamflow 1844-06  2014-07-11  29 
 Field measurements 1988-02-19  2014-10-08  308 
 Field/Lab water-quality samples 1991-07-18  1993-12-01  3 
 Water-Year Summary 2006  2014  9 

Additional Data Sources

Begin Date

End Date

Count
 Instantaneous-Data Archive  **offsite** 1988-02-22  2007-09-30  143130 
OPERATION:
Record for this site is maintained by the USGS Missouri Water Science Center
Email questions about this site to Missouri Water Science Center Water-Data Inquiries