Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins
! This page will be decommissioned in early 2026. Please find the modernized pages in WDFN that suit you best. Learn more about our modernization plans and timeline.

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  2026-01-23  
 Daily Data
    Discharge, cubic feet per second  1949-04-28  2026-01-22  27662 
    Gage height, feet  1983-10-01  2026-01-23  15033 
 Daily Statistics 
    Discharge, cubic feet per second  1949-04-28  2025-12-01 27610 
 Monthly Statistics 
    Discharge, cubic feet per second  1949-04  2025-12  
 Annual Statistics 
    Discharge, cubic feet per second  1949  2026  
 Peak streamflow 1950-01-04  2024-11-05  76 
 Field measurements 1942-04-28  2025-12-02  335 
 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  2025  20 
 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