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USGS 05543010 ILLINOIS RIVER AT SENECA, IL

  Stream Site

DESCRIPTION:
Latitude 41°17'59",   Longitude 88°36'51"   NAD83
Lasalle County, Illinois, Hydrologic Unit 07120005
Drainage area: 8,215 square miles
Datum of gage: 462.44 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2012-10-16  2016-12-07  
 Daily Data
    Temperature, water, degrees Celsius  2012-10-16  2016-12-06  4506 
    Gage height, feet  2013-07-18  2016-12-06  1226 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2013-06-26  2016-11-21  2795 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2013-06-27  2016-11-21  3244 
    pH, water, unfiltered, field, standard units  2013-06-26  2016-11-21  2062 
    Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2013-06-26  2016-11-21  3015 
    Phycocyanins (cyanobacteria), water, in situ, fluorometric method, excitation at 590 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2013-06-26  2016-11-21  2772 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)  2013-06-26  2016-11-21  1805 
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2013-07-18  2016-12-06  3277 
 Daily Statistics 
    Temperature, water, degrees Celsius  2012-10-16  2016-08-15 1386 
    Gage height, feet  2013-07-18  2016-08-15 1114 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2013-06-27  2016-09-07 922 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2013-06-27  2016-09-07 1004 
    Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2013-06-27  2014-06-05 338 
    Phycocyanins (cyanobacteria), water, in situ, fluorometric method, excitation at 590 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2013-06-27  2014-06-05 270 
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2013-07-18  2014-06-05 315 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2012-10  2016-08  
    Gage height, feet  2013-07  2016-08  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2013-06  2016-09  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2013-06  2016-09  
    Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2013-06  2014-06  
    Phycocyanins (cyanobacteria), water, in situ, fluorometric method, excitation at 590 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2013-06  2014-06  
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2013-07  2014-06  
 Annual Statistics 
    Temperature, water, degrees Celsius  2013  2016  
    Gage height, feet  2013  2016  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2013  2016  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2013  2016  
    Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2013  2014  
    Phycocyanins (cyanobacteria), water, in situ, fluorometric method, excitation at 590 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2013  2014  
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2013  2014  
 Field/Lab water-quality samples 1979-04-25  1979-04-25  3 
 Water-Year Summary 2014  2015  2 
OPERATION:
Record for this site is maintained by the USGS Illinois Water Science Center
Email questions about this site to Illinois Water Science Center Water-Data Inquiries