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You searched for: Creator Allegheny County Division of Computer Services Geographic Information Systems Group Remove constraint Creator: Allegheny County Division of Computer Services Geographic Information Systems Group Publisher Allegheny County, Pennsylvania Remove constraint Publisher: Allegheny County, Pennsylvania Subject Inland Waters Remove constraint Subject: Inland Waters Institution Penn State Remove constraint Institution: Penn State Place Pennsylvania, United States Remove constraint Place: Pennsylvania, United States
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Hydrology Areas: Allegheny County, Pennsylvania

2016. Allegheny County Division of Computer Services Geographic Information Systems Group. Rivers, Lakes, Ponds, Reservoirs, Hidden Lakes, Reservoirs or Ponds: If greater than 25 feet and less than 30 feet wide, is captured as a double li...

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Hydrology Lines: Allegheny County, Pennsylvania

2016. Allegheny County Division of Computer Services Geographic Information Systems Group. Rivers, Lakes, Ponds, Reservoirs, Hidden Lakes, Reservoirs or Ponds: If greater than 25 feet and less than 30 feet wide, is captured as a double li...

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Watersheds: Allegheny County, Pennsylvania

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