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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 Period of Record
  
1981-10-01  2025-07-03
1993-10-01  2025-07-03
2022-07-06  2025-07-04
2022-08-04  2025-07-04
1983-10-01  1993-09-29
1983-10-01  1993-09-29
2022-03-25  2025-07-04







 (365)
 
  -- or --

 

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

Discharge, cubic feet per second

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Gage height, feet

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Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll, YSI

Graph of DAILY Chlorophyll fluorescence (fChl), water, in situ, concentration estimated from reference material, micrograms per liter as chlorophyll

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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)

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Carbon dioxide, water, dissolved, in situ, milligrams per liter

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