| Feature Name: | Ancient River Warren Channel (historical)
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| Feature Type: | stream
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| State: | South Dakota
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| County: | Grant
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| County Population: | 7847
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| County Housing Units: | 3456
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| County Size: | 682.51 Square Miles
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| Latitude: | 45.37472
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| Longitude: | -96.49972
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| Map Cell Name: | Ortonville
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| Geographic Keywords: | Ancient,
Channel,
Historical,
Warren
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