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Peak Streamflow for Iowa

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NOTE: Station Numbers for Iowa precipitation gages have changed (see list).


USGS 06483500 Rock River near Rock Valley, IA


Sioux County, Iowa
Hydrologic Unit Code 10170204
Latitude  43°12'54.3", Longitude  96°17'42.1" NAD83
Drainage area 1,592  square miles
Gage datum 1,223.39 feet above NAVD88
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Graph of annual maximum streamflow at USGS 06483500 Rock River near Rock Valley, IA
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