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USGS 05474500 Mississippi River at Keokuk, IA

PROVISIONAL DATA SUBJECT TO REVISION

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> Site Information

Funding For This Site Provided By:

Link to Upstream Gage

Iowa WSC Gage Network

Link to Downstream Gage


This station managed by the Iowa City Field Office.

Available Parameters Period of Record
  
1974-11-04  2024-12-26
1878-01-01  2024-06-30
1974-11-04  2024-12-26
2021-05-06  2024-12-26
2021-05-20  2024-12-26
2021-05-07  2024-12-26
2021-05-07  2024-12-26
2023-04-13  2024-12-26







 (365)
 
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Summary of all available data for this site
Instantaneous-data availability statement

Temperature, water, degrees Celsius
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Discharge, cubic feet per second

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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
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Dissolved oxygen, water, unfiltered, milligrams per liter

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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

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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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Nitrate plus nitrite, water, in situ, milligrams per liter as nitrogen

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