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USGS 07018100 Big River near Richwoods, MO

  Stream Site

DESCRIPTION:
Latitude 38°09'34.6",   Longitude 90°42'21.8"   NAD83
Jefferson County, Missouri, Hydrologic Unit 07140104
Drainage area: 735 square miles
Datum of gage: 522.53 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1995-12-19  2025-10-28  
 Daily Data
    Discharge, cubic feet per second  1949-04-28  2025-10-27  27577 
    Gage height, feet  1983-10-01  2025-10-27  14945 
 Daily Statistics 
    Discharge, cubic feet per second  1949-04-28  2025-05-20 27417 
 Monthly Statistics 
    Discharge, cubic feet per second  1949-04  2025-05  
 Annual Statistics 
    Discharge, cubic feet per second  1949  2025  
 Peak streamflow 1950-01-04  2024-05-09  75 
 Field measurements 1942-04-28  2025-09-04  334 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1983-11-17  2024-03-06  291 
 Water-Year Summary 2006  2024  19 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Missouri Water Science Center
Email questions about this site to Missouri Water Science Center Water-Data Inquiries