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Streamflow Measurements for the Nation

USGS 05440700 ROCK RIVER AT BYRON, IL

Ogle County, Illinois
Hydrologic Unit Code 07090005
Latitude  42°07'23", Longitude  89°15'21" NAD27
Drainage area 7,990  square miles
Contributing drainage area 7,990.00  square miles
Gage datum 666.13 feet above NGVD29

Period of record
Begin Date End Date Count
1978-05-16 2021-10-05 162

 
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