Pleasant Lake Dam, also known as Elkins Dam, is a local government-owned structure located in New London, New Hampshire, along the TR Blackwater River.
Wind
Humidity
Completed in 1850, this earth dam stands at a height of 13 feet and stretches 360 feet in length, holding a maximum storage capacity of 7,744 acre-feet. The primary purpose of Pleasant Lake Dam is recreation, providing a surface area of 604 acres for outdoor enthusiasts to enjoy.
Despite its satisfactory condition assessment and high hazard potential, Pleasant Lake Dam is regulated, permitted, inspected, and enforced by the New Hampshire Department of Environmental Services Dam Bureau. The dam features an uncontrolled spillway with a width of 20 feet and has a moderate risk rating of 3. In case of emergencies, the dam has an emergency action plan in place, last revised in 2015, to ensure the safety of nearby residents and visitors.
Water resource and climate enthusiasts will appreciate the historical significance and recreational value of Pleasant Lake Dam. Its location in Merrimack County, New Hampshire, offers a tranquil setting for outdoor activities, with opportunities for boating, fishing, and wildlife observation. As a regulated structure with a focus on public safety and risk management, Pleasant Lake Dam serves as a vital asset for both the local community and the natural environment.
Year Completed |
1850 |
Dam Length |
360 |
Dam Height |
13 |
River Or Stream |
TR BLACKWATER RIVER |
Primary Dam Type |
Earth |
Surface Area |
604 |
Drainage Area |
11 |
Nid Storage |
7744 |
Hazard Potential |
High |
Foundations |
Unlisted/Unknown |
Nid Height |
13 |