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USGS 06483290 Rock River below Tom Creek at Rock Rapids, IA

  Stream Site

Latitude 43°25'22.8",   Longitude 96°09'52.5"   NAD27
Lyon County, Iowa, Hydrologic Unit 10170204
Drainage area: 853 square miles
Datum of gage: 1,308.57 feet above   NGVD29.
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2007-10-01  2017-04-24  
 Daily Data
    Discharge, cubic feet per second  2001-05-01  2017-04-23  5837 
 Daily Statistics 
    Discharge, cubic feet per second  2001-05-01  2016-11-02 5665 
 Monthly Statistics 
    Discharge, cubic feet per second  2001-05  2016-11  
 Annual Statistics 
    Discharge, cubic feet per second  2001  2017  
 Peak streamflow 1962-03-29  2016-09-17  18 
 Field measurements 2001-04-12  2017-03-07  150 
 Field/Lab water-quality samples 2001-04-12  2002-01-29  12 
 Water-Year Summary 2006  2016  11 

Additional Data Sources

Begin Date

End Date

 Instantaneous-Data Archive  **offsite** 2001-05-04  2007-09-30  108233 
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