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Hancock County
Low elevation: <480 feet above mean sea level Place: Mississippi River 7.5' quadrangle name: Canton MO-IL PLSS: 4-36-3N-10W Geology: Cahokia Allumium, river valley High elevation: >750 feet above mean sea level Place: Gittings Mound 7.5' quadrangle name: Lomax PLSS: 4-35-7N-6W Geology: Hagarstown ridge Area: 805.69 square miles Total relief (approximate): 270 feet Average percent slope: 1.17%
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| Updated 5/4/2007 JKH | |||