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USGS 07020500 Mississippi River at Chester, IL

  Stream Site

DESCRIPTION:
Latitude 37°54'02.7",   Longitude 89°49'48.8"   NAD83
Randolph County, Illinois, Hydrologic Unit 07140105
Drainage area: 708,600 square miles
Datum of gage: 340.73 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1989-10-01  2025-12-15  
 Daily Data
    Discharge, cubic feet per second  1942-07-01  2025-12-14  30483 
    Gage height, feet  1982-10-01  2025-12-14  15577 
    Suspended sediment concentration, milligrams per liter  1982-10-01  2022-09-30  9197 
    Suspended sediment discharge, short tons per day  1982-10-01  2022-09-30  14459 
 Daily Statistics 
    Discharge, cubic feet per second  1942-07-01  2025-09-10 30388 
    Suspended sediment concentration, milligrams per liter  1982-10-01  2022-09-29 9196 
    Suspended sediment discharge, short tons per day  1982-10-01  2022-09-29 14458 
 Monthly Statistics 
    Discharge, cubic feet per second  1942-07  2025-09  
    Suspended sediment concentration, milligrams per liter  1982-10  2022-09  
    Suspended sediment discharge, short tons per day  1982-10  2022-09  
 Annual Statistics 
    Discharge, cubic feet per second  1942  2025  
    Suspended sediment concentration, milligrams per liter  1983  2022  
    Suspended sediment discharge, short tons per day  1983  2022  
 Peak streamflow 1844-06-30  2024-07-11  100 
 Field measurements 1942-07-01  2025-11-25  2816 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1970-10-14  2022-08-10  1044 
 Water-Year Summary 2006  2024  19 
 Revisions  Loading...
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