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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  2026-01-20  
 Daily Data
    Discharge, cubic feet per second  1914-09-11  2026-01-19  40673 
    Gage height, feet  1993-10-01  2026-01-19  11503 
 Daily Statistics 
    Discharge, cubic feet per second  1914-09-11  2025-11-18 40611 
    Gage height, feet  1993-10-01  2025-11-18 11441 
 Monthly Statistics 
    Discharge, cubic feet per second  1914-09  2025-11  
    Gage height, feet  1993-10  2025-11  
 Annual Statistics 
    Discharge, cubic feet per second  1914  2026  
    Gage height, feet  1994  2026  
 Peak streamflow 1914-09-16  2025-07-16  112 
 Field measurements 1959-04-04  2025-11-19  448 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1970-10-06  2021-12-07  375 
 Water-Year Summary 2006  2025  20 
 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