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Gallatin County
Low elevation: <320 feet above mean sea level Place: Ohio River 7.5' quadrangle name: Saline Mines PLSS: 3-7-11S-10E Geology: Cahokia Alluvium in river valley High elevation: >840 feet above mean sea level Place: Buzzards Point and nearby hilltop 7.5' quadrangle name: Karbers Ridge Geology: Pennsylvanian Caseyville Sandstone ridge Area: 324.70 square miles Total relief (approximate): 520 feet Average percent slope: 1.36%
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| Updated 5/4/2007 JKH | |||