| Feature Name: | Blackwell Swamp
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| Feature Type: | swamp
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| State: | Alabama
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| County: | Madison
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| County Population: | 276700
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| County Housing Units: | 120288
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| County Size: | 804.92 Square Miles
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| Latitude: | 34.58528
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| Longitude: | -86.78333
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| Map Cell Name: | Mason Ridge
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| Geographic Keywords: | Blackwell,
Swamp
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