USGS 05558300 ILLINOIS RIVER AT HENRY, IL

PROVISIONAL DATA SUBJECT TO REVISION

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This site is operated in cooperation with the

Cooperator logo U.S. Army Corps of Engineers
Rock Island District - Rock Island, Illinois

and

Cooperator logo Illinois Environmental Protection Agency




NWS River Forecasts

This station managed by the Urbana Field Office.

Available Parameters Available Period
  
2018-06-06  2024-03-28
1990-08-30  2024-03-28
2007-10-01  2024-03-28
2018-06-06  2024-03-28
2018-06-06  2024-03-28
2023-11-29  2024-03-28
2018-06-06  2024-03-28
2018-06-06  2024-03-28
2020-10-28  2024-03-28
2022-08-03  2024-03-28
2022-03-23  2024-03-28
2007-10-01  2024-03-28







 (7)
 

  -- or --

 


 

Summary of all available data for this site
Instantaneous-data availability statement


Temperature, water, degrees Celsius, YSI

Most recent instantaneous value: 8.0 03-28-2024   11:45 CST
Graph of  Temperature, water, degrees Celsius

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Discharge, cubic feet per second

Most recent instantaneous value: 18600 03-28-2024   11:45 CST
Graph of  Discharge, cubic feet per second

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Daily discharge, cubic feet per second -- statistics for Mar 28 based on 42 water years of record more
Min
(2003)
25th
percen-
tile
Median Most Recent
Instantaneous
Value Mar 28
Mean 75th
percen-
tile
Max
(1982)
7880 13400 18100 18600 21600 25400 60700


Gage height, feet

Most recent instantaneous value: 16.05 03-28-2024   11:45 CST
Graph of  Gage height, feet

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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius, YSI

Most recent instantaneous value: 736 03-28-2024   11:45 CST
Graph of  Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

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Dissolved oxygen, water, unfiltered, milligrams per liter, YSI

Most recent instantaneous value: 13.1 03-28-2024   11:45 CST
Graph of  Dissolved oxygen, water, unfiltered, milligrams per liter

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Dissolved oxygen, water, unfiltered, percent of saturation, YSI

Most recent instantaneous value: 11 03-28-2024   11:45 CST
Graph of  Dissolved oxygen, water, unfiltered, percent of saturation

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pH, water, unfiltered, field, standard units, YSI

Most recent instantaneous value: 8.6 03-28-2024   11:45 CST
Graph of  pH, water, unfiltered, field, standard units

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Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter, YSI

Most recent instantaneous value: 37.5 03-28-2024   11:45 CST
Graph of  Chlorophylls, water, in situ, fluorometric method, excitation at 470 +-15 nm, emission at 685 +-20 nm, micrograms per liter

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Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin, YSI

Most recent instantaneous value: 1.60 03-28-2024   11:45 CST
Graph of  Phycocyanin fluorescence (fPC), water, in situ, concentration estimated from reference material, micrograms per liter as phycocyanin

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Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU), YSI

Most recent instantaneous value: 35.1 03-28-2024   11:45 CST
Graph of  Turbidity, water, unfiltered, monochrome near infra-red LED light, 780-900 nm, detection angle 90 +-2.5 degrees, formazin nephelometric units (FNU)

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Carbon dioxide, water, dissolved, at the water surface, parts per million by volume of dissolved gases
 
-- Data temporarily unavailable for the time period specified --


Water velocity reading from field sensor, feet per second

Most recent instantaneous value: 2.32 03-28-2024   11:45 CST
Graph of  Water velocity reading from field sensor, feet per second

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