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You searched for: Subject Inland Waters Remove constraint Subject: Inland Waters Place Allegheny County, Pennsylvania, United States Remove constraint Place: Allegheny County, Pennsylvania, United States Data type Vector Remove constraint Data type: Vector Year 2000 Remove constraint Year: 2000
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1. Watersheds: Allegheny County, Pennsylvania

2000. Allegheny County Division of Computer Services Geographic Information Systems Group. Polygons marking borders of watersheds in Allegheny county.