| Feature Name: | Big Chief Run
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| Feature Type: | stream
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| State: | Illinois
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| County: | Mercer
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| County Population: | 16957
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| County Housing Units: | 7109
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| County Size: | 561.02 Square Miles
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| Latitude: | 41.14167
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| Longitude: | -90.87972
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| Elevation: | 568
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| Map Cell Name: | Joy
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| Geographic Keywords: | Chief
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