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

  Stream Site

DESCRIPTION:
Latitude 38°53'11.2",   Longitude 90°10'57.17"   NAD83
Madison County, Illinois, Hydrologic Unit 07110009
Datum of gage: 400.00 feet above   NGVD29.
AVAILABLE DATA:
Data Type Begin Date End Date Count
 Current / Historical Observations     (availability statement)    2007-10-01  2016-09-25  
 Daily Data
    Gage height, feet  1986-10-01  2016-09-24  10499 
 Water-Year Summary 2014  2015  2 
OPERATION:
Record for this site is maintained by the USGS Missouri Water Science Center
Email questions about this site to Missouri Water Science Center Water-Data Inquiries