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USGS 05586300 ILLINOIS RIVER AT FLORENCE, IL

  Stream Site

DESCRIPTION:
Latitude 39°37'58",   Longitude 90°36'28"   NAD83
Pike County, Illinois, Hydrologic Unit 07130011
Drainage area: 26,870 square miles
Datum of gage: 404.35 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2012-05-26  2017-11-21  
 Daily Data
    Temperature, water, degrees Celsius  2012-06-02  2017-11-20  5822 
    Gage height, feet  2012-05-26  2017-11-20  1940 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012-06-02  2017-11-20  5672 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012-06-02  2017-11-20  1944 
    pH, water, unfiltered, field, standard units  2012-06-01  2017-11-20  5674 
    Colored dissolved organic matter fluorescence (fDOM), water, in situ, micrograms per liter as quinine sulfate equivalents (QSE)  2014-11-06  2017-11-20  3117 
    Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2014-04-04  2017-11-20  3723 
    Phycocyanin fluorescence (fPC), water, in situ, micrograms per liter as phycocyanin  2014-04-04  2017-11-20  3724 
    Orthophosphate, water, in situ, milligrams per liter as phosphorus  2013-04-25  2017-11-20  2902 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (YSI)  2012-06-02  2017-11-20  5762 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (HACH)  2015-06-04  2017-11-20  2348 
    Suspended sediment concentration, milligrams per liter  1980-02-13  2014-09-29  12647 
    Suspended sediment discharge, short tons per day  1980-02-13  2014-09-29  12647 
    Nitrate plus nitrite, water, unfiltered, pounds of nitrogen per day  2014-11-22  2017-11-20  899 
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2012-06-02  2017-11-20  5580 
 Daily Statistics 
    Temperature, water, degrees Celsius  2012-06-02  2016-11-28 1591 
    Gage height, feet  2012-05-26  2017-07-19 1826 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012-06-02  2016-11-28 1549 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012-06-02  2016-11-28 1598 
    Colored dissolved organic matter fluorescence (fDOM), water, in situ, micrograms per liter as quinine sulfate equivalents (QSE)  2014-11-06  2016-09-29 649 
    Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2014-04-04  2016-09-29 841 
    Phycocyanin fluorescence (fPC), water, in situ, micrograms per liter as phycocyanin  2014-04-04  2016-09-29 843 
    Orthophosphate, water, in situ, milligrams per liter as phosphorus  2013-04-26  2017-01-06 892 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (YSI)  2012-06-02  2016-11-28 1573 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (HACH)  2015-06-04  2016-11-28 492 
    Suspended sediment concentration, milligrams per liter  1980-02-13  2014-09-29 12647 
    Suspended sediment discharge, short tons per day  1980-02-13  2014-09-29 12647 
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2012-06-02  2016-11-28 1515 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2012-06  2016-11  
    Gage height, feet  2012-05  2017-07  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012-06  2016-11  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012-06  2016-11  
    Colored dissolved organic matter fluorescence (fDOM), water, in situ, micrograms per liter as quinine sulfate equivalents (QSE)  2014-11  2016-09  
    Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2014-04  2016-09  
    Phycocyanin fluorescence (fPC), water, in situ, micrograms per liter as phycocyanin  2014-04  2016-09  
    Orthophosphate, water, in situ, milligrams per liter as phosphorus  2013-04  2017-01  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (YSI)  2012-06  2016-11  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (HACH)  2015-06  2016-11  
    Suspended sediment concentration, milligrams per liter  1980-02  2014-09  
    Suspended sediment discharge, short tons per day  1980-02  2014-09  
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2012-06  2016-11  
 Annual Statistics 
    Temperature, water, degrees Celsius  2012  2017  
    Gage height, feet  2012  2017  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012  2017  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012  2017  
    Colored dissolved organic matter fluorescence (fDOM), water, in situ, micrograms per liter as quinine sulfate equivalents (QSE)  2015  2016  
    Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2014  2016  
    Phycocyanin fluorescence (fPC), water, in situ, micrograms per liter as phycocyanin  2014  2016  
    Orthophosphate, water, in situ, milligrams per liter as phosphorus  2013  2017  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (YSI)  2012  2017  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (HACH)  2015  2017  
    Suspended sediment concentration, milligrams per liter  1980  2014  
    Suspended sediment discharge, short tons per day  1980  2014  
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2012  2017  
 Field measurements 2012-08-03  2017-10-06  41 
 Field/Lab water-quality samples 2012-02-19  2017-11-13  388 
 Water-Year Summary 2012  2016  5 
OPERATION:
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