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Streamflow Measurements for the Nation

USGS 05533000 FLAG CREEK NEAR WILLOW SPRINGS, IL

Cook County, Illinois
Hydrologic Unit Code 07120004
Latitude  41°44'20.2", Longitude  87°53'48.7" NAD83
Drainage area 16.5  square miles
Contributing drainage area 16.5  square miles
Gage datum 606.02 feet above NAVD88

Period of record
Begin Date End Date Count
1954-10-10 2024-03-20 435

 
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