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USGS 05451500 Iowa River at Marshalltown, IA

  Stream Site

DESCRIPTION:
Latitude 42°03'57",   Longitude 92°54'27"   NAD27
Marshall County, Iowa, Hydrologic Unit 07080208
Drainage area: 1,532 square miles
Datum of gage: 853.10 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2007-10-01  2016-10-01  
 Daily Data
    Temperature, water, degrees Celsius -- sediment station  1988-03-29  1995-02-02  1463 
    Discharge, cubic feet per second  1902-10-01  2016-09-30  35794 
    Suspended sediment concentration, milligrams per liter -- sediment station  1988-03-21  1995-02-02  2510 
    Suspended sediment discharge, short tons per day -- sediment station  1988-03-21  1995-02-02  2510 
    Specific conductance, water, unfiltered, laboratory, microsiemens per centimeter at 25 degrees Celsius -- sediment station  1988-03-21  1995-02-02  1454 
 Daily Statistics 
    Discharge, cubic feet per second  1902-10-01  2016-08-11 35744 
    Suspended sediment concentration, milligrams per liter -- sediment station  1988-03-21  1995-02-02 2510 
    Suspended sediment discharge, short tons per day -- sediment station  1988-03-21  1995-02-02 2510 
 Monthly Statistics 
    Discharge, cubic feet per second  1902-10  2016-08  
    Suspended sediment concentration, milligrams per liter -- sediment station  1988-03  1995-02  
    Suspended sediment discharge, short tons per day -- sediment station  1988-03  1995-02  
 Annual Statistics 
    Discharge, cubic feet per second  1903  2016  
    Suspended sediment concentration, milligrams per liter -- sediment station  1988  1995  
    Suspended sediment discharge, short tons per day -- sediment station  1988  1995  
 Peak streamflow 1903-05-29  2015-08-30  99 
 Field measurements 1915-05-22  2016-09-29  1068 
 Field/Lab water-quality samples 1969-10-28  2012-08-22  227 
 Water-Year Summary 2006  2015  10 

Additional Data Sources

Begin Date

End Date

Count
 Instantaneous-Data Archive  **offsite** 1989-10-01  2007-09-30  288008 
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