Boating safety tips are available from the U.S. Coast Guard.

NOTE: During cold periods, gage height and streamflow information may be adversely affected by ice.

USGS 05587498 Mississippi River Pool Lock and Dam 26 at Alton,IL

PROVISIONAL DATA SUBJECT TO REVISION

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Logo for USACE Station operated in cooperation with the  U.S. Army Corps of Engineers—St. Louis District



This station managed by the Olivette Field Office.

Available Parameters Available Period
  
2024-08-08  2024-10-25
2007-10-01  2024-10-25
2024-08-08  2024-10-25
2024-08-08  2024-10-25
2024-08-08  2024-10-25
2024-08-08  2024-10-25
2024-08-08  2024-10-25
2024-08-08  2024-10-25







 (7)
 
  -- or --

 

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

Temperature, water, degrees Celsius
Most recent instantaneous value: 16.9 10-25-2024   18:00 CDT
Graph of Temperature, water, degrees Celsius

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Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius
Most recent instantaneous value: 511 10-25-2024   18:00 CDT
Graph of Specific conductance, water, unfiltered, microsiemens per centimeter at 25 degrees Celsius

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Dissolved oxygen, water, unfiltered, milligrams per liter
Most recent instantaneous value: 7.4 10-25-2024   18:00 CDT
Graph of Dissolved oxygen, water, unfiltered, milligrams per liter

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pH, water, unfiltered, field, standard units
Most recent instantaneous value: 8.9 10-25-2024   18:00 CDT
Graph of pH, water, unfiltered, field, standard units

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