Sweetwater, also known as Coy Paper Mill, is a privately owned hydroelectric dam located in Claremont, New Hampshire.
Wind
Humidity
Built in 1922, this concrete gravity dam stands at a height of 36 feet and has a length of 314 feet. It has a storage capacity of 150 acre-feet and serves the primary purpose of generating hydroelectric power from the Sugar River.
Managed by the New Hampshire Department of Environmental Services Dam Bureau, Sweetwater is regulated and inspected regularly to ensure its safety and compliance with federal regulations. The dam's spillway type is uncontrolled, with a width of 143 feet, and it has an other controlled outlet gate. While the dam has a significant hazard potential, its risk assessment is moderate, and it has not been assessed for condition as of the latest available data in 2019.
Overall, Sweetwater plays a crucial role in harnessing renewable energy from the Sugar River while being closely monitored for safety and regulatory compliance. Its historical significance as a source of hydroelectric power highlights its importance in sustainable water resource management and climate action efforts in the region.
Year Completed |
1922 |
Dam Length |
314 |
Dam Height |
36 |
River Or Stream |
Sugar River |
Primary Dam Type |
Concrete |
Surface Area |
17 |
Drainage Area |
270 |
Nid Storage |
150 |
Outlet Gates |
Other Controlled - 1 |
Hazard Potential |
Significant |
Foundations |
Rock |
Nid Height |
36 |
| Location | Reservations | Toilets |
|---|---|---|
Mt. Ascutney State Park
|
||
Ascutney Mt Stone Hut
|
||
Tree Farm Campground
|
||
NorthStar Campground
|