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Peak Streamflow for the Nation

USGS 05474500 Mississippi River at Keokuk, IA


Lee County, Iowa
Hydrologic Unit Code 07080104
Latitude  40°23'37", Longitude  91°22'27" NAD27
Drainage area 119,000  square miles
Gage datum 477.41 feet above NGVD29
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Graph of annual maximum streamflow at USGS 05474500 Mississippi River at Keokuk, IA
Download a presentation-quality graph