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USGS 05387500 Upper Iowa River at Decorah, IA

  Stream Site

DESCRIPTION:
Latitude 43°18'17.7",   Longitude 91°47'43.4"   NAD27
Winneshiek County, Iowa, Hydrologic Unit 07060002
Drainage area: 511 square miles
Datum of gage: 850.07 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2002-10-01  2025-10-14  
 Daily Data
    Temperature, water, degrees Celsius -- sediment station  1962-10-01  1983-09-29  12825 
    Discharge, cubic feet per second  1951-10-01  2025-10-13  20133 
    Gage height, feet  1999-10-20  2002-09-29  1059 
    Suspended sediment concentration, milligrams per liter -- sediment station  1962-10-01  1967-12-14  1876 
    Suspended sediment discharge, short tons per day -- sediment station  1962-10-01  1967-12-31  1918 
 Daily Statistics 
    Discharge, cubic feet per second  1951-10-01  2025-05-19 19986 
    Gage height, feet  1999-10-20  2002-09-29 1059 
    Suspended sediment concentration, milligrams per liter -- sediment station  1962-10-01  1967-12-14 1876 
    Suspended sediment discharge, short tons per day -- sediment station  1962-10-01  1967-12-31 1918 
 Monthly Statistics 
    Discharge, cubic feet per second  1951-10  2025-05  
    Gage height, feet  1999-10  2002-09  
    Suspended sediment concentration, milligrams per liter -- sediment station  1962-10  1967-12  
    Suspended sediment discharge, short tons per day -- sediment station  1962-10  1967-12  
 Annual Statistics 
    Discharge, cubic feet per second  1952  2025  
    Gage height, feet  2000  2002  
    Suspended sediment concentration, milligrams per liter -- sediment station  1963  1968  
    Suspended sediment discharge, short tons per day -- sediment station  1963  1968  
 Peak streamflow 1952-03-31  2024-06-24  72 
 Field measurements 1951-09-18  2025-09-10  561 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1963-03-18  2000-05-03  104 
 Water-Year Summary 2006  2024  19 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Iowa Water Science Center
Email questions about this site to Iowa Water Science Center Water-Data Inquiries