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.
Map of Murphy Island, Gilpin Township, PA 15656, USA
The elevation of Murphy Island is 758 feet above sea level.
References
Murphy Island (Pennsylvania) Wikipedia(Text) CC BY-SA