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USGS 05586300 ILLINOIS RIVER AT FLORENCE, IL

  Stream Site

DESCRIPTION:
Latitude 39°37'57.9",   Longitude 90°36'27.6"   NAD83
Pike County, Illinois, Hydrologic Unit 07130011
Drainage area: 26,870 square miles
Datum of gage: 404.46 feet above   NAVD88.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2012-05-26  2024-04-22  
 Daily Data
    Temperature, water, degrees Celsius  2012-06-02  2024-04-21  12674 
    Gage height, feet  2012-05-26  2024-04-21  4208 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012-06-01  2024-04-21  12179 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012-06-02  2024-04-21  4230 
    pH, water, unfiltered, field, standard units  2012-06-01  2024-04-21  11236 
    Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE)  2014-11-06  2020-03-02  5103 
    Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2014-04-04  2024-04-21  9057 
    Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin  2014-04-04  2024-04-21  10444 
    Orthophosphate, water, in situ, milligrams per liter as phosphorus  2013-04-25  2019-10-25  3643 
    Orthophosphate, water, in situ, milligrams per liter as phosphorus  2021-03-31  2024-04-21  1062 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (YSI)  2012-06-01  2024-04-21  12512 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (HACH)  2015-06-03  2024-04-21  8900 
    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  2021-04-23  2024-04-21  1063 
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen  2012-06-02  2024-04-21  12183 
 Daily Statistics 
    Temperature, water, degrees Celsius  2012-06-02  2023-12-06 4089 
    Gage height, feet  2012-05-26  2024-03-05 4166 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012-06-02  2023-12-06 3924 
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012-06-02  2023-12-06 4098 
    Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE)  2014-11-06  2020-03-02 1705 
    Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2014-04-04  2023-12-06 2891 
    Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin  2014-04-04  2023-12-06 3334 
    Orthophosphate, water, in situ, milligrams per liter as phosphorus  2013-04-26  2019-10-25 1210 
    Orthophosphate, water, in situ, milligrams per liter as phosphorus  2021-03-31  2023-12-06 349 
    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  2023-12-06 4033 
    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  2023-10-22 2788 
    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  2023-05-21 3750 
 Monthly Statistics 
    Temperature, water, degrees Celsius  2012-06  2023-12  
    Gage height, feet  2012-05  2024-03  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012-06  2023-12  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012-06  2023-12  
    Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE)  2014-11  2020-03  
    Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2014-04  2023-12  
    Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin  2014-04  2023-12  
    Orthophosphate, water, in situ, milligrams per liter as phosphorus  2013-04  2019-10  
    Orthophosphate, water, in situ, milligrams per liter as phosphorus  2021-03  2023-12  
    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  2023-12  
    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  2023-10  
    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  2023-05  
 Annual Statistics 
    Temperature, water, degrees Celsius  2012  2024  
    Gage height, feet  2012  2024  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius  2012  2024  
    Dissolved oxygen, water, unfiltered, milligrams per liter  2012  2024  
    Dissolved organic matter fluorescence (fDOM), water, in situ, concentration estimated from reference material, micrograms per liter as quinine sulfate equivalents (QSE)  2015  2020  
    Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter  2014  2024  
    Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin  2014  2024  
    Orthophosphate, water, in situ, milligrams per liter as phosphorus  2013  2020  
    Orthophosphate, water, in situ, milligrams per liter as phosphorus  2021  2024  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (YSI)  2012  2024  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- (HACH)  2015  2024  
    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  2023  
 Field measurements 2012-08-03  2018-12-13  48 
 Field/Lab water-quality samples 2012-02-19  2024-03-05  614 
 Water-Year Summary 2012  2023  12 
 Revisions  Loading...
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