| Feature Name: | Hartwick Lake
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| Feature Type: | reservoir
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| State: | Iowa
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| County: | Delaware
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| County Population: | 18404
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| County Housing Units: | 7682
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| County Size: | 577.85 Square Miles
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| Latitude: | 42.40806
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| Longitude: | -91.34528
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| Map Cell Name: | Earlville
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| Geographic Keywords: | Hartwick
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