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USGS 05435500 PECATONICA RIVER AT FREEPORT, IL

  Stream Site

DESCRIPTION:
Latitude 42°18'01",   Longitude 89°36'55"   NAD83
Stephenson County, Illinois, Hydrologic Unit 07090003
Drainage area: 1,326.88 square miles
Datum of gage: 742.41 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1986-09-01  2025-07-17  
 Daily Data
    Discharge, cubic feet per second  1914-09-11  2025-07-16  40486 
    Gage height, feet  1993-10-01  2025-07-16  11316 
 Daily Statistics 
    Discharge, cubic feet per second  1914-09-11  2025-04-30 40409 
    Gage height, feet  1993-10-01  2025-04-30 11239 
 Monthly Statistics 
    Discharge, cubic feet per second  1914-09  2025-04  
    Gage height, feet  1993-10  2025-04  
 Annual Statistics 
    Discharge, cubic feet per second  1914  2025  
    Gage height, feet  1994  2025  
 Peak streamflow 1914-09-16  2024-04-03  111 
 Field measurements 1959-04-04  2025-07-09  445 
 Field/Lab water-quality samples 1970-10-06  2021-12-07  375 
 Water-Year Summary 2006  2024  19 
 Revisions  Loading...
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