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USGS 12322000 KOOTENAI RIVER AT PORTHILL ID

  Stream Site

DESCRIPTION:
Latitude 48°59'47",   Longitude 116°30'27"   NAD83
Boundary County, Idaho, Hydrologic Unit 17010104
Drainage area: 13,700 square miles
Datum of gage: 1,700 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2007-10-01  2020-08-14  
 Daily Data
    Temperature, water, degrees Celsius  1963-05-23  2020-08-13  44114 
    Discharge, cubic feet per second  2013-10-01  2020-09-29  2556 
    Gage height, feet  1960-10-01  2020-09-29  21837 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  1983-10-01  1989-12-25  1719 
    Suspended sediment concentration, milligrams per liter  1983-10-01  1989-09-29  1564 
    Suspended sediment discharge, short tons per day  1983-10-01  1989-09-29  1564 
 Daily Statistics 
    Temperature, water, degrees Celsius  1998-02-19  2020-01-21 6562 
    Discharge, cubic feet per second  2013-10-01  2020-01-21 2304 
    Gage height, feet  1960-10-01  2020-01-21 21585 
    Suspended sediment concentration, milligrams per liter  1983-10-01  1989-09-29 1564 
    Suspended sediment discharge, short tons per day  1983-10-01  1989-09-29 1564 
 Monthly Statistics 
    Temperature, water, degrees Celsius  1998-02  2020-01  
    Discharge, cubic feet per second  2013-10  2020-01  
    Gage height, feet  1960-10  2020-01  
    Suspended sediment concentration, milligrams per liter  1983-10  1989-09  
    Suspended sediment discharge, short tons per day  1983-10  1989-09  
 Annual Statistics 
    Temperature, water, degrees Celsius  1998  2020  
    Discharge, cubic feet per second  2014  2020  
    Gage height, feet  1961  2020  
    Suspended sediment concentration, milligrams per liter  1984  1989  
    Suspended sediment discharge, short tons per day  1984  1989  
 Peak streamflow 1894  2017-03-20  94 
 Field measurements 1979-07-18  2020-08-14  364 
 Field/Lab water-quality samples 1949-01-11  2020-08-14  264 
 Water-Year Summary 2006  2019  14 
 Revisions  Loading...
OPERATION:
Record for this site is maintained by the USGS Idaho Water Science Center
Email questions about this site to Idaho Water Science Center Water-Data Inquiries