Warning: Javascript must be enabled to use all the features on this page!


Page Loading - Please Wait...

Click to hideNews Bulletins

USGS 05553700 ILLINOIS RIVER AT STARVED ROCK, IL

  Stream Site

DESCRIPTION:
Latitude 41°19'29",   Longitude 88°59'02"   NAD27
Lasalle County, Illinois, Hydrologic Unit 07130001
Drainage area: 11,056.00 square miles
Contributing drainage area: 11,056.00 square miles,
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2018-06-05  2025-06-11  
 Daily Data
    Temperature, water, degrees Celsius -- BN  2021-09-24  2025-06-10  3912 
    Temperature, water, degrees Celsius -- SHD  2018-06-06  2022-04-11  3609 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- SHD  2018-06-06  2022-04-11  3618 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- BN  2021-09-24  2025-06-10  3789 
    Dissolved oxygen, water, unfiltered, milligrams per liter -- SHD  2018-06-06  2022-04-11  3669 
    Dissolved oxygen, water, unfiltered, milligrams per liter -- BN  2021-09-24  2025-06-10  3900 
    pH, water, unfiltered, field, standard units -- SHD  2018-06-06  2022-04-11  3705 
    pH, water, unfiltered, field, standard units -- BN  2021-09-24  2025-06-10  3906 
    Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll -- BN  2022-06-12  2025-06-10  3186 
    Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- BN  2021-09-24  2025-06-10  3900 
    Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- SHD  2018-06-06  2022-04-11  3672 
    Orthophosphate, water, in situ, milligrams per liter as phosphorus -- BN  2022-03-16  2025-06-10  2523 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- BN  2021-09-24  2025-06-10  3894 
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- BN  2021-09-24  2025-06-10  3888 
    Carbon dioxide, water, dissolved, in situ, milligrams per liter  2022-03-24  2025-06-10  2030 
 Daily Statistics 
    Temperature, water, degrees Celsius -- BN  2021-09-24  2025-02-25 1199 
    Temperature, water, degrees Celsius -- SHD  2018-06-06  2022-03-14 1201 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- SHD  2018-06-06  2022-04-11 1206 
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- BN  2021-09-24  2025-02-25 1158 
    Dissolved oxygen, water, unfiltered, milligrams per liter -- SHD  2018-06-06  2022-04-11 1223 
    Dissolved oxygen, water, unfiltered, milligrams per liter -- BN  2021-09-24  2025-02-25 1195 
    Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll -- BN  2024-05-22  2024-11-17 180 
    Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- SHD  2018-06-06  2022-04-11 1224 
    Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- BN  2021-09-24  2024-08-26 1012 
    Orthophosphate, water, in situ, milligrams per liter as phosphorus -- BN  2022-03-16  2024-04-29 535 
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- BN  2021-09-24  2025-02-25 1193 
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- BN  2021-09-24  2025-02-25 1191 
    Carbon dioxide, water, dissolved, in situ, milligrams per liter  2022-03-24  2024-10-24 576 
 Monthly Statistics 
    Temperature, water, degrees Celsius -- BN  2021-09  2025-02  
    Temperature, water, degrees Celsius -- SHD  2018-06  2022-03  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- SHD  2018-06  2022-04  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- BN  2021-09  2025-02  
    Dissolved oxygen, water, unfiltered, milligrams per liter -- SHD  2018-06  2022-04  
    Dissolved oxygen, water, unfiltered, milligrams per liter -- BN  2021-09  2025-02  
    Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll -- BN  2024-05  2024-11  
    Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- SHD  2018-06  2022-04  
    Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- BN  2021-09  2024-08  
    Orthophosphate, water, in situ, milligrams per liter as phosphorus -- BN  2022-03  2024-04  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- BN  2021-09  2025-02  
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- BN  2021-09  2025-02  
    Carbon dioxide, water, dissolved, in situ, milligrams per liter  2022-03  2024-10  
 Annual Statistics 
    Temperature, water, degrees Celsius -- BN  2021  2025  
    Temperature, water, degrees Celsius -- SHD  2018  2022  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- SHD  2018  2022  
    Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius -- BN  2021  2025  
    Dissolved oxygen, water, unfiltered, milligrams per liter -- SHD  2018  2022  
    Dissolved oxygen, water, unfiltered, milligrams per liter -- BN  2021  2025  
    Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll -- BN  2024  2025  
    Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- SHD  2018  2022  
    Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin -- BN  2021  2024  
    Orthophosphate, water, in situ, milligrams per liter as phosphorus -- BN  2022  2024  
    Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU) -- BN  2021  2025  
    Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen -- BN  2021  2025  
    Carbon dioxide, water, dissolved, in situ, milligrams per liter  2022  2025  
 Field measurements 2022-06-02  2022-06-02  1 
 Field/Lab water-quality samples 1978-12-07  2024-02-27  147 
 Water-Year Summary 2018  2024  7 
 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