Kelley's Falls, located in Manchester, New Hampshire, is a state-regulated hydroelectric dam on the Piscataquog River.
Wind
Humidity
Built in 1916, the dam stands at a height of 23.7 feet and has a storage capacity of 1350 acre-feet. With a spillway width of 192 feet and a maximum discharge of 24100 cubic feet per second, Kelley's Falls plays a crucial role in fire protection, stock maintenance, and hydroelectric power generation in the region.
Managed by the New Hampshire Department of Environmental Services Dam Bureau, Kelley's Falls undergoes regular state inspections and enforcement to ensure its safe operation. The dam is primarily of concrete and gravity construction, with three slide gates for water control. Despite its high hazard potential, the risk assessment for Kelley's Falls is moderate, indicating a proactive approach towards risk management and emergency preparedness.
As a key infrastructure on the Piscataquog River, Kelley's Falls contributes to both local water resource management and climate goals by providing renewable hydroelectric energy. Its historical significance, combined with its modern regulatory oversight and maintenance practices, make Kelley's Falls a crucial asset in New Hampshire's efforts to balance water resource utilization and environmental sustainability.
Year Completed |
1916 |
Dam Length |
220 |
Dam Height |
23.7 |
River Or Stream |
Piscataquog River |
Surface Area |
129 |
Drainage Area |
214 |
Nid Storage |
1350 |
Outlet Gates |
Slide (sluice gate) - 3 |
Hazard Potential |
High |
Nid Height |
24 |