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USGS 05437500 ROCK RIVER AT ROCKTON, IL

  Stream Site

DESCRIPTION:
Latitude 42°27'01",   Longitude 89°04'21"   NAD83
Winnebago County, Illinois, Hydrologic Unit 07090005
Drainage area: 6,363 square miles
Datum of gage: 707.75 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1987-03-27  2017-08-22  
 Daily Data
    Discharge, cubic feet per second  1903-06-28  2017-08-21  32318 
    Gage height, feet  1993-10-01  2017-08-21  8519 
 Daily Statistics 
    Discharge, cubic feet per second  1903-06-28  2017-02-07 32123 
    Gage height, feet  1993-10-01  2017-02-07 8324 
 Monthly Statistics 
    Discharge, cubic feet per second  1903-06  2017-02  
    Gage height, feet  1993-10  2017-02  
 Annual Statistics 
    Discharge, cubic feet per second  1903  2017  
    Gage height, feet  1994  2017  
 Peak streamflow 1904-03-22  2015-12-22  88 
 Field measurements 1969-10-02  2017-08-03  368 
 Field/Lab water-quality samples 1974-10-08  2016-12-06  343 
 Water-Year Summary 2006  2016  11 

Additional Data Sources
Begin Date
End Date
Count
 Instantaneous-Data Archive  **offsite** 1987-03-27  2007-09-30  620250 
OPERATION:
Record for this site is maintained by the USGS Illinois Water Science Center
Email questions about this site to Illinois Water Science Center Water-Data Inquiries