The Gonic Dam, located on the Cochecho River in Rochester, New Hampshire, is a concrete buttress dam primarily used for recreational purposes.
Wind
Humidity
Built in 1935, this dam stands at a height of 15.5 feet and spans 155 feet in length, with a normal storage capacity of 60 acre-feet. The dam is owned privately but regulated by the NHDES Dam Bureau, ensuring that it undergoes regular inspections and enforcement to maintain its fair condition.
With a significant hazard potential and a moderate risk assessment rating, the Gonic Dam is an important structure in the region that requires careful monitoring and management. The dam has an uncontrolled spillway type and a drainage area of 78 square miles, serving as a critical point for water resource management in the area. Despite its age, the dam continues to be a popular spot for recreational activities, attracting water resource and climate enthusiasts alike to its picturesque location on the Cochecho River.
Year Completed |
1935 |
Dam Length |
155 |
Dam Height |
15.5 |
River Or Stream |
COCHECO RIVER |
Primary Dam Type |
Concrete |
Surface Area |
18 |
Drainage Area |
78 |
Nid Storage |
700 |
Hazard Potential |
Significant |
Foundations |
Unlisted/Unknown |
Nid Height |
16 |