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Adjusted river shoreline to 2023 imagery, added piers and wetlands
Closed
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Adjusted river shoreline to 2023 imagery, added piers and dams
Closed
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added features to wastewater treatment plant
Closed
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added wastewater treatment plant
Closed
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added lock & dam number 4 features
Closed
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added finney hotel
Closed
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added lock & dam number 4 features
Closed
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added lock & dam number 4 features
Closed
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added lock & dam number 4 features
Closed
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added historical attributes to features U. S. Army Corps of Engineers Superintendent's House and Workmen's Office Historic District
Closed
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Added historic site
Closed
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Changed point feature to bay
Closed
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added historical attributes to features in the Lockport Lock, Dam and Power House Historic District
Closed
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added Lockport Lock, Dam and Power House Historic District
Closed
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Updated historical features
Closed
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added features to Louisville Repair Yard
Closed
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added Louisville Repair Yard
Closed
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fixed errors
Closed
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Relocated monitoring station
Closed
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added wetlands
Closed