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USGS 05474500 Mississippi River at Keokuk, IA

  Stream Site

DESCRIPTION:
Latitude 40°23'37",   Longitude 91°22'27"   NAD27
Lee County, Iowa, Hydrologic Unit 07080104
Drainage area: 119,000 square miles
Datum of gage: 477.41 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Daily Data
    Temperature, water, degrees Celsius  1974-11-04  1981-09-15  2282 
    Discharge, cubic feet per second  1878-01-01  2020-12-31  52229 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1974-11-04  1981-09-15  2285 
 Daily Statistics 
    Discharge, cubic feet per second  1878-01-01  2019-09-30 51771 
 Monthly Statistics 
    Discharge, cubic feet per second  1878-01  2019-09  
 Annual Statistics 
    Discharge, cubic feet per second  1878  2019  
 Peak streamflow 1851-06-06  2019-06-01  143 
 Field measurements 1934-06-28  2020-10-27  251 
 Field/Lab water-quality samples 1944-07-01  2011-04-25  247 
 Water-Year Summary 2006  2019  14 
 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