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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)    2010-10-01  2024-11-13  
 Daily Data
    Temperature, water, degrees Celsius  2019-10-01  2024-11-13  5480 
    Discharge, cubic feet per second  2005-03-29  2024-11-12  7169 
 Daily Statistics 
    Temperature, water, degrees Celsius  2019-10-01  2023-10-17 1472 
    Discharge, cubic feet per second  2005-03-29  2023-10-17 6777 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2019-10  2023-10  
    Discharge, cubic feet per second  2005-03  2023-10  
 Annual Statistics 
    Temperature, water, degrees Celsius  2020  2024  
    Discharge, cubic feet per second  2005  2024  
 Peak streamflow 2005-12-31  2023-04-17  18 
 Field measurements 2005-03-31  2024-10-21  210 
 Water-Year Summary 2005  2023  19 
 Revisions  Loading...
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