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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  2017-12-17  
 Daily Data
    Temperature, water, degrees Celsius  1963-05-24  2017-01-30  41170 
    Discharge, cubic feet per second  2013-10-01  2017-12-16  1536 
    Gage height, feet  1960-10-01  2017-12-16  20821 
    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  1998-02-20  2017-01-29 5721 
    Discharge, cubic feet per second  2013-10-01  2017-01-29 1217 
    Gage height, feet  1960-10-01  2017-01-29 20500 
    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  2017-01  
    Discharge, cubic feet per second  2013-10  2017-01  
    Gage height, feet  1960-10  2017-01  
    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  2017  
    Discharge, cubic feet per second  2014  2017  
    Gage height, feet  1961  2017  
    Suspended sediment concentration, milligrams per liter  1984  1989  
    Suspended sediment discharge, short tons per day  1984  1989  
 Peak streamflow 1894  2015-05-25  92 
 Field measurements 1979-07-18  2017-11-29  350 
 Field/Lab water-quality samples 1949-01-11  2008-09-24  260 
 Water-Year Summary 2006  2016  11 
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