Located in Weare, New Hampshire, the Weare Reservoir Dam, also known as Horace Lake Dam, is a state-owned structure that serves primarily for recreational purposes.
Wind
Humidity
Completed in 1913, this earth dam stands at a height of 34 feet and has a length of 340 feet, with a storage capacity of 8,600 acre-feet and a surface area of 278 acres. The dam overlooks the Piscataquog River and is regulated by the New Hampshire Department of Environmental Services Dam Bureau.
Despite its historical significance and recreational value, the Weare Reservoir Dam poses a high hazard potential and has been rated as having a poor condition as of the latest assessment in October 2020. The dam's spillway, with a width of 157 feet, is uncontrolled, and its maximum discharge capacity is 12,600 cubic feet per second. With an inspection frequency of 2 years, the dam is considered to have a moderate risk level, emphasizing the importance of ongoing risk management measures to ensure the safety of the surrounding community and environment.
Year Completed |
1913 |
Dam Length |
340 |
Dam Height |
34 |
River Or Stream |
PISCATAQUOG RIVER |
Primary Dam Type |
Earth |
Surface Area |
278 |
Drainage Area |
29 |
Nid Storage |
8600 |
Hazard Potential |
High |
Foundations |
Unlisted/Unknown |
Nid Height |
34 |