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USGS 06483500 Rock River near Rock Valley, IA

  Stream Site

DESCRIPTION:
Latitude 43°12'54.3",   Longitude 96°17'42.1"   NAD83
Sioux County, Iowa, Hydrologic Unit 10170204
Drainage area: 1,592 square miles
Datum of gage: 1,223.39 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    1990-10-01  2025-09-01  
 Daily Data
    Discharge, cubic feet per second  1948-06-11  2025-08-31  28206 
 Daily Statistics 
    Discharge, cubic feet per second  1948-06-11  2025-07-07 28151 
 Monthly Statistics 
    Discharge, cubic feet per second  1948-06  2025-07  
 Annual Statistics 
    Discharge, cubic feet per second  1948  2025  
 Peak streamflow 1897  2024-06-22  78 
 Field measurements 1948-06-11  2025-08-26  877 
 Field/Lab water-quality samples (Legacy QW is frozen as of March 2024, newer data may be found on MLP) 1960-05-31  2009-08-17  247 
 Water-Year Summary 2006  2024  19 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Iowa Water Science Center
Email questions about this site to Iowa Water Science Center Water-Data Inquiries