| Feature Name: | Chain Of Rocks Canal
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| Feature Type: | canal
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| State: | Illinois
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| County: | Madison
|
| County Population: | 258941
|
| County Housing Units: | 108942
|
| County Size: | 725.02 Square Miles
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| Latitude: | 38.76556
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| Longitude: | -90.135
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| Map Cell Name: | Columbia Bottom
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| Geographic Keywords: | Canal,
Chain,
Rocks
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