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Warren County


warren county map 


Low elevation: <570 feet above mean sea level
      Place: Cedar Creek
      7.5' quadrangle name: Avon
      PLSS: 4-1-8N-1W
      Geology: Cahokia Alluvium in river valley

High elevation: >810 feet above mean sea level
      Place: Unnamed hilltop
      7.5' quadrangle name: Roseville
      PLSS: 4-35-8N-3W
      Geology: Kellerville till uplands

Area: 538.32 square miles
      Total relief (approximate): 240 feet
      Average percent slope: 0.96%


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ILLINOIS STATE GEOLOGICAL SURVEY
INSTITUTE OF NATURAL RESOURCE SUSTAINABILITY     |    UNIVERSITY OF ILLINOIS AT URBANA-CHAMPAIGN

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Updated 5/7/2007 JKH