Mahoning Creek Dam

The Mahoning Creek Dam is a dam in Armstrong County, Pennsylvania.

History and notable features
The concrete gravity dam was constructed in 1941 by the United States Army Corps of Engineers, with a height of 162 feet, and a length of 926 feet at its crest.

Located between Redbank Township and Wayne Township in Armstrong County, it impounds Mahoning Creek, a tributary of the Allegheny River, primarily for flood control, and is one of sixteen flood control projects in the area. The dam is owned and operated by the Pittsburgh District, Great Lakes and Ohio River Division, Army Corps of Engineers.

In 2012, the dam was retrofitted for hydroelectric power generation which produces about 6 MW.

The riverine reservoir it creates, Mahoning Creek Lake, has a normal water surface of 280 acre, a maximum capacity of 94000 acre.ft, and a normal capacity of 9550 acre.ft.

Recreation opportunities here include boating, fishing, camping, and hiking, as well the facilities of the state-run Mahoning Creek Lake Park.