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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  2016-09-30  
 Daily Data
    Temperature, water, degrees Celsius  2012-06-02  2016-09-29  1531 
    Gage height, feet  2012-05-26  2016-09-29  1532 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012-06-02  2016-09-29  1490 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012-06-02  2016-09-29  1538 
    pH, water, unfiltered, field, standard units  2012-06-01  2016-09-29  1504 
    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  2508 
    Phycocyanins (cyanobacteria), water, in situ, fluorometric method, excitation at 590 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2014-04-04  2016-09-29  2580 
    Orthophosphate, water, in situ, milligrams per liter as phosphorus  2013-10-02  2016-09-26  2048 
    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  2016-09-29  4556 
    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  2016-09-29  1305 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detector angles at 90 +-2.5 degrees and 0-45 degrees, ratiometric, FBRU  2012-06-29  2015-05-19  3020 
    Suspended sediment concentration, milligrams per liter  2011-10-01  2014-09-30  1096 
    Suspended sediment discharge, short tons per day  2011-10-01  2014-09-30  1096 
    Nitrate plus nitrite, water, unfiltered, pounds of nitrogen per day  2012-06-05  2016-09-29  1163 
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2012-06-02  2016-09-29  4366 
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- (SUNA)  2012-11-02  2013-12-12  804 
 Daily Statistics 
    Temperature, water, degrees Celsius  2012-06-02  2013-11-25 540 
    Gage height, feet  2012-05-26  2016-01-05 1268 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012-06-02  2013-09-30 477 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012-06-02  2013-11-25 538 
    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  2013-11-25 517 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detector angles at 90 +-2.5 degrees and 0-45 degrees, ratiometric, FBRU  2012-06-29  2013-11-25 514 
    Suspended sediment concentration, milligrams per liter  2011-10-01  2014-09-30 1096 
    Suspended sediment discharge, short tons per day  2011-10-01  2014-09-30 1096 
    Nitrate plus nitrite, water, unfiltered, pounds of nitrogen per day  2012-06-05  2013-11-05 479 
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2012-06-02  2013-11-25 533 
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- (SUNA)  2012-11-02  2013-12-12 264 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2012-06  2013-11  
    Gage height, feet  2012-05  2016-01  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012-06  2013-09  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012-06  2013-11  
    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  2013-11  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detector angles at 90 +-2.5 degrees and 0-45 degrees, ratiometric, FBRU  2012-06  2013-11  
    Suspended sediment concentration, milligrams per liter  2011-10  2014-09  
    Suspended sediment discharge, short tons per day  2011-10  2014-09  
    Nitrate plus nitrite, water, unfiltered, pounds of nitrogen per day  2012-06  2013-11  
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2012-06  2013-11  
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- (SUNA)  2012-11  2013-12  
 Annual Statistics 
    Temperature, water, degrees Celsius  2012  2014  
    Gage height, feet  2012  2016  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012  2013  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012  2014  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (YSI)  2012  2014  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detector angles at 90 +-2.5 degrees and 0-45 degrees, ratiometric, FBRU  2012  2014  
    Suspended sediment concentration, milligrams per liter  2012  2014  
    Suspended sediment discharge, short tons per day  2012  2014  
    Nitrate plus nitrite, water, unfiltered, pounds of nitrogen per day  2012  2014  
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2012  2014  
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- (SUNA)  2013  2014  
 Field measurements 2012-08-03  2016-08-11  34 
 Field/Lab water-quality samples 2012-02-19  2016-08-16  314 
 Water-Year Summary 2012  2015  4 
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