Completed in 1924, this dam serves multiple purposes including flood risk reduction, hydroelectric power generation, recreation, and water supply. With a maximum storage capacity of 26,600 acre-feet and a normal storage capacity of 26,600 acre-feet, Piney plays a crucial role in managing water resources in the region.
The dam stands at a height of 125 feet with a hydraulic height of 118 feet and a structural height of 129 feet. It has a length of 784 feet and a spillway width of 350 feet, making it a significant structure for water management in the area. With a high hazard potential and a very high risk assessment rating, Piney is closely monitored by the Federal Energy Regulatory Commission to ensure its safety and functionality.
Piney has 14 Tainter (radial) outlet gates and a maximum discharge capacity of 153,300 cubic feet per second. The dam is crucial for maintaining the stability of the Clarion River and surrounding areas in terms of water supply, flood control, and energy production. As a key player in the water resource infrastructure of Pennsylvania, Piney showcases the importance of sustainable and efficient water management practices in the face of changing climate patterns.
Year Completed |
1924 |
Dam Length |
784 |
Dam Height |
125 |
River Or Stream |
Clarion River |
Surface Area |
653 |
Hydraulic Height |
118 |
Drainage Area |
951 |
Nid Storage |
26600 |
Structural Height |
129 |
Outlet Gates |
Tainter (radial) - 14 |
Hazard Potential |
High |
Nid Height |
129 |
Clarion River Near Piney
|
47cfs |
Redbank Creek At St. Charles
|
268cfs |
Allegheny River At Parker
|
8640cfs |
Clarion River At Cooksburg
|
455cfs |
Redbank Creek At Brookville
|
217cfs |
Mahoning Creek At Mahoning Creek Dam
|
169cfs |