Gilpin Township, Armstrong County, Pennsylvania

Blackstone is an unincorporated community in Westmoreland County, Pennsylvania, United States.

Murphy Island (also known as Donley Island) is a privately owned alluvial island in the Allegheny River in Gilpin Township, Armstrong County in the U.S. state of Pennsylvania. The island is situated across from South Buffalo Township.The elevation of Murphy Island is 758 feet above sea level.

Schenley is an unincorporated community that is located in Gilpin Township, Armstrong County, Pennsylvania, United States.

West Leechburg is a borough in Westmoreland County, Pennsylvania, United States, along the Kiskiminetas River. The population was 1,294 at the 2010 census.

The Kiskiminetas River (commonly referred to as the Kiski by locals) is a tributary of the Allegheny River, approximately 27 miles (43 km) long, in Western Pennsylvania in the United States. The region stretching from the northern side of Harmar Township, Pennsylvania to the Kiskiminetas towns is often referred to by the locals as the Alle-Kiski Valley after the rivers.

The Mill Bridge is a structure that crosses the Kiskiminetas River between West Leechburg and Leechburg in the U.S. state of Pennsylvania. A 1938 truss bridge, the structure carries the eponymous Mill Bridge Road between the two boroughs. However, it is not the main access route in the area; rather it was designed for industrial purposes, as it connects central Leechburg with the Allegheny Technologies Ludlum Plant, which has long been a fixture in the area. In 1992, the bridge was rehabilitated.

Allegheny River Lock and Dam No. 5 is a historic lock and fixed-crest dam complex located at Gilpin Township and South Buffalo Township in Armstrong County, Pennsylvania. It was built between 1920 and 1927 by the United States Army Corps of Engineers, and consists of the lock, dam, esplanade, and Operations Building. The lock measures 56 feet by 360 feet, and has a lift of 11.6 feet. The dam measures approximately 22 feet high and 632 feet long. It is located about 30.4 Miles up the Allegheny River from the Point in Downtown Pittsburgh. Also, it is a mere .2 Miles up the Allegheny from the mouth of the Kiskiminetas River.Upriver, Allegheny Pool No. 5 has an average water elevation of 757 feet above sea level and extends about 5.9 miles upriver to Allegheny River Lock and Dam No. 6. Downriver, Allegheny Pool No. 4 has an average water elevation of 745.4 feet above sea level and extends about 6.2 miles downriver to Allegheny River Lock and Dam No. 4. Thus Lock No. 5 lifts and lowers boats about 11.6 feet between the pools.The Operations Building, or powerhouse, is a utilitarian two-story building in a vernacular Moderne style. The lock and dam were built by the U.S. Army Corps of Engineers as a part of an extensive system of locks and dams to improve navigation along the Allegheny River.It was listed on the National Register of Historic Places in 2000.

The Freeport Rail Bridge is a truss bridge that carries the Norfolk Southern Railway across the Allegheny River between Freeport and Allegheny Township in Pennsylvania. A structure originally created on this site by the Pennsylvania Railroad as part of their West Penn Line in 1866. In 1895, the railroad replaced this bridge; the third and current incarnation was completed in 1950, along with new approach ramps that eliminated a narrow tunnel. Prior to 1957, passenger service was carried along this line (the Conemaugh Line) alongside freight. Following the decline of the PRR, Conrail took over control of the bridge. Currently, it is operated as part of the Pittsburgh Division of Norfolk Southern.

The Leechburg Bridge is a bridge that crosses the Kiskiminetas River between West Leechburg and Leechburg in Pennsylvania U.S.A. It carries unsigned state route 4093 and connects with Pennsylvania Route 66 just after the Leechburg approach. This five-span 1935 truss bridge replaced an older structure on the site. It features unusually wide shoulders, due to the presence of turning lanes immediately at the ends of the bridge. In 1984, the bridge was rehabilitated.

Leechburg is a borough in southern Armstrong County in the U.S. state of Pennsylvania, 35 miles (56 km) northeast of Pittsburgh. A population of 2,149 residents live within the borough limits as of the 2020 census, according to United States Census Bureau. Leechburg was founded by David Leech, for whom it was named, and was incorporated as a borough in 1850. Located along the Kiskiminetas River, Leechburg was a major port of the Pennsylvania Canal. Early in the 20th century, it was the site of extensive steel sheet works, foundries, cement plants, and productive coal mines. Leechburg was the first place where natural gas was used for industrial purposes.

Johnetta is an historic community that is located in Gilpin Township in Armstrong County, Pennsylvania.

Hyde Park is a borough in Westmoreland County, Pennsylvania, United States. The population was 509 at the 2020 census.