SNOFLO


VERNON

RESERVOIR LEVELS
Connecticut River
May 2, 2025


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Vernon, a private hydroelectric dam located in Cheshire, New Hampshire, stands as a testament to sustainable energy generation and recreational opportunities along the Connecticut River. Completed in 1909, this concrete gravity dam boasts a height of 58 feet and a length of 956 feet, with a storage capacity of 54,000 acre-feet and a normal storage level of 18,300 acre-feet. Managed by the NHDES Dam Bureau and regulated by the Federal Energy Regulatory Commission, Vernon serves as a crucial infrastructure for water resource management in the region.

With a controlled spillway width of 600 feet and a maximum discharge of 224,700 cubic feet per second, Vernon is equipped to handle potential risks and emergencies with a low hazard potential. Despite its age, the dam's very high risk assessment rating indicates proactive risk management measures are in place to ensure its continued safe operation. Additionally, Vernon offers recreational opportunities and environmental benefits, making it a multifaceted asset in the region. As a key player in the New England District, Vernon symbolizes the intersection of water resource management, climate resilience, and sustainable energy practices.

As a pivotal structure in New Hampshire's water infrastructure, Vernon represents the harmonious balance between hydroelectric power generation and environmental stewardship. Its strategic location on the Connecticut River not only supports renewable energy production but also provides a platform for recreation and conservation efforts. With a rich history dating back over a century, Vernon's enduring presence underscores the importance of responsible water resource management and climate-conscious practices in safeguarding our natural resources for future generations.

Year_Completed 1909
Dam_Height 58
River_Or_Stream Connecticut River
Dam_Length 956
Primary_Dam_Type Concrete
Surface_Area 2550
Drainage_Area 6266
Nid_Storage 54000
Outlet_Gates Slide (sluice gate) - 8, Tainter (radial) - 6
Hazard_Potential Low
Nid_Height 58
       

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