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USGS 05587450 Mississippi River at Grafton, IL
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2007-10-01  2026-06-16  
 Daily Data
    Discharge, cubic feet per second  1933-04-01  2026-06-15  33343 
    Gage height, feet  1986-11-14  2026-06-15  14317 
 Daily Statistics 
    Discharge, cubic feet per second  1933-04-01  2025-09-15 33071 
 Monthly Statistics 
    Discharge, cubic feet per second  1933-04  2025-09  
 Annual Statistics 
    Discharge, cubic feet per second  1933  2025  
 Peak streamflow 1844-06  2024-07-10  39 
 Field measurements 1988-02-19  2026-06-09  471 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1991-07-18  2011-06-08  4 
 Water-Year Summary 2006  2024  19 
 Revisions  Loading...
USGS 403218091374301 T66N R07W 14ADC1
Data Type Begin Date End Date Count
 Field groundwater-level measurements 1957-03-06  1957-03-06  1 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1968-10-08  1968-10-08  1 
 Revisions  Loading...