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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°07'19.88", Longitude  89°15'19.31" NAD83
Drainage area 7,990  square miles
Contributing drainage area 7,990.00  square miles
Gage datum 666.00 feet above NAVD88

Period of record
Begin Date End Date Count
1978-05-16 2024-02-14 173

 
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