Harrison Township is a township in Allegheny County in the U.S. state of Pennsylvania. The population was 10,169 at the 2020 census. Pennsylvania Route 28 passes through Harrison Township, connecting Kittanning to the northeast and Pittsburgh to the southwest. Allegheny Technologies has extensive steel mill facilities in Harrison Township, including its Allegheny Ludlum Brackenridge Works. Harrison Township is located at the far northeast corner of Allegheny County. Its northern border is the Butler County line and the Allegheny River forms the township's eastern boundary with Westmoreland County. Its northeast corner also touches Armstrong County.
The Burtner Stone House, built in 1821, is along Burtner Road in Harrison Township.
Hilly woodlands in northwest Harrison Township along Pennsylvania Route 28
Tarentum, Pennsylvania
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Tarentum is a borough in Allegheny County in the U.S. state of Pennsylvania. It is 22 miles (35 km) northeast of Downtown Pittsburgh, along the Allegheny River. Tarentum was an industrial center where plate glass and bottles were manufactured; bricks, lumber, steel and iron novelties, steel billets and sheets, sack and wrapping paper were also produced.
Tarentum as seen from the George D. Stuart Bridge, part of Pennsylvania Route 366
The towboat Annette G pushing a dredger crane barge just upstream from the George D. Stuart Bridge (commonly called the Tarentum Bridge)
2015 View of Tarentum, PA