STILLWATER RESERVOIR NR BEAVER RIVER NY

RESERVOIR LEVELS
February 9, 2025


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Stillwater - South Dam in Webb, New York, is a state-regulated earth dam primarily used for hydroelectric purposes on the Beaver River. Completed in 1924, this multi-arch dam stands at 20 feet high and spans 330 feet in length, with a storage capacity of 108,000 acre-feet and a drainage area of 172 square miles. The dam's significant hazard potential is mitigated by regular state inspections and enforcement, ensuring public safety and flood risk reduction in the area.

Managed by the Federal Energy Regulatory Commission, Stillwater - South Dam plays a crucial role in water resource management and recreation opportunities in Herkimer County. With a maximum discharge capacity of 600 cubic feet per second, the dam's uncontrolled spillway and soil foundation contribute to its overall structural integrity. Despite moderate risk assessment ratings, the dam's emergency action plan is up-to-date, demonstrating preparedness for any unforeseen events and ensuring compliance with regulatory guidelines.

Located in the New York District, Stillwater - South Dam is a vital piece of infrastructure in the region, overseen by the NYS DEC and FERC. With its historical significance and ongoing role in providing clean energy and recreational benefits, this dam exemplifies the intersection of water resource management, climate resilience, and public safety in the face of changing environmental conditions.

Lake Or Reservoir Water Surface Elevation Above Navd 1988, Ft 24hr Change 0%
Percent of Normal 100%
Minimum 1,661.48 ft
2021-03-11
Maximum 1,680.51 ft
2024-07-18
Average 1,667 ft
Dam_Height 20
Drainage_Area 172
Year_Completed 1924
Nid_Storage 108000
River_Or_Stream Beaver River
Primary_Dam_Type Earth
Foundations Soil
Surface_Area 6490
Dam_Length 330
Hazard_Potential Significant
Nid_Height 20
Reservoir Levels
       

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