Dorrs Pond Dam, located in Manchester, New Hampshire, was completed in 1934 and serves primarily for recreation purposes.
Wind
Humidity
The dam stands at a height of 9 feet and has a length of 125 feet, with a storage capacity of 118 acre-feet. The pond created by the dam covers an area of 25 acres and drains an area of 2.4 square miles, with a maximum discharge capacity of 795 cubic feet per second.
Despite its recreational significance, Dorrs Pond Dam poses a high hazard potential and has been rated as being in poor condition. The dam is regulated by the New Hampshire Department of Environmental Services Dam Bureau, with inspections conducted every two years. The emergency action plan for the dam was last updated in 2011, and there are moderate risks associated with the structure.
Water resource and climate enthusiasts interested in Dorrs Pond Dam may find its design and construction details, as well as its current condition and hazard potential, to be of particular interest. The dam's Earth and Stone structure, along with its Uncontrolled spillway type, contribute to its unique characteristics within the state. The presence of a high hazard potential and poor condition assessment highlights the importance of ongoing monitoring and maintenance efforts to ensure the safety and integrity of this essential water management structure.
Year Completed |
1934 |
Dam Length |
125 |
Dam Height |
9 |
River Or Stream |
DORRS POND |
Primary Dam Type |
Earth |
Surface Area |
25 |
Drainage Area |
2.4 |
Nid Storage |
118 |
Hazard Potential |
High |
Foundations |
Unlisted/Unknown |
Nid Height |
9 |