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USGS 05525000 IROQUOIS RIVER AT IROQUOIS, IL

  Stream Site

DESCRIPTION:
Latitude 40°49'22",   Longitude 87°34'53"   NAD27
Iroquois County, Illinois, Hydrologic Unit 07120002
Drainage area: 686 square miles
Datum of gage: 614.34 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2007-10-01  2016-12-04  
 Daily Data
    Discharge, cubic feet per second  1944-10-01  2016-12-03  26362 
    Gage height, feet  1989-05-06  2016-12-03  9830 
    Suspended sediment concentration, milligrams per liter  1978-10-01  1995-12-31  1826 
    Suspended sediment discharge, short tons per day  1978-10-01  1995-12-31  1826 
 Daily Statistics 
    Discharge, cubic feet per second  1944-10-01  2016-10-05 26303 
    Gage height, feet  1989-05-06  2016-10-05 9771 
    Suspended sediment concentration, milligrams per liter  1978-10-01  1995-12-31 1826 
    Suspended sediment discharge, short tons per day  1978-10-01  1995-12-31 1826 
 Monthly Statistics 
    Discharge, cubic feet per second  1944-10  2016-10  
    Gage height, feet  1989-05  2016-10  
    Suspended sediment concentration, milligrams per liter  1978-10  1995-12  
    Suspended sediment discharge, short tons per day  1978-10  1995-12  
 Annual Statistics 
    Discharge, cubic feet per second  1945  2017  
    Gage height, feet  1989  2017  
    Suspended sediment concentration, milligrams per liter  1979  1996  
    Suspended sediment discharge, short tons per day  1979  1996  
 Peak streamflow 1945-05-20  2015-06-21  71 
 Field measurements 1950-04-05  2016-10-06  390 
 Field/Lab water-quality samples 1965-12-07  2016-06-27  533 
 Water-Year Summary 2006  2016  11 

Additional Data Sources

Begin Date

End Date

Count
 Instantaneous-Data Archive  **offsite** 1989-05-12  2007-09-30  564157 
OPERATION:
Record for this site is maintained by the USGS Illinois Water Science Center
Email questions about this site to Illinois Water Science Center Water-Data Inquiries