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USGS 11526400 TRINITY R AB NF TRINITY R NR HELENA CA

  Stream Site

DESCRIPTION:
Latitude 40°46'00",   Longitude 123°06'48"   NAD27
Trinity County, California, Hydrologic Unit 18010211
Drainage area: 1,137 square miles
Datum of gage: 1,380 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2007-10-01  2016-09-25  
 Daily Data
    Discharge, cubic feet per second  2005-03-29  2016-09-24  4198 
 Daily Statistics 
    Discharge, cubic feet per second  2005-03-29  2015-10-25 3863 
 Monthly Statistics 
    Discharge, cubic feet per second  2005-03  2015-10  
 Annual Statistics 
    Discharge, cubic feet per second  2005  2016  
 Peak streamflow 2005-12-31  2015-02-07  10 
 Field measurements 2005-03-31  2016-09-06  139 
 Water-Year Summary 2005  2015  11 

Additional Data Sources

Begin Date

End Date

Count
 Instantaneous-Data Archive  **offsite** 2005-03-29  2007-09-30  87828 
OPERATION:
Record for this site is maintained by the USGS California Water Science Center
Email questions about this site to California Water Science Center Water-Data Inquiries