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Peak Streamflow for the Nation

USGS 05389500 Mississippi River at McGregor, IA


Clayton County, Iowa
Hydrologic Unit Code 07060001
Latitude  43°01'37.3", Longitude  91°10'21" NAD27
Drainage area 67,500  square miles
Gage datum 604.84 feet above NGVD29
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Graph of annual maximum streamflow at USGS 05389500 Mississippi River at McGregor, IA
Download a presentation-quality graph