Tannery Pond Dam, located in Wilmot, New Hampshire, is a historic Earth dam completed in 1850 with a primary purpose of recreation.
Wind
Humidity
It stands at 12 feet high and spans 160 feet in length, holding a maximum storage capacity of 96 acre-feet. The dam is situated on Cassey Brook and is regulated by the NHDES Dam Bureau, with state permitting, inspection, and enforcement in place to ensure its safety and compliance.
Despite its low hazard potential and satisfactory condition assessment as of October 2016, Tannery Pond Dam poses a moderate risk (rating of 3) according to the data provided. With a drainage area of 14.85 square miles and a maximum discharge of 1100 cubic feet per second, the dam's spillway type is uncontrolled. While no Emergency Action Plan (EAP) or inundation maps are noted, regular inspections every six years help to monitor the dam's integrity and safety measures, with the risk management measures currently unspecified.
Enthusiasts of water resources and climate may find Tannery Pond Dam a fascinating subject for study, given its historical significance, recreational purpose, and regulatory oversight. Its location in the Merrimack County of New Hampshire, along with its moderate risk assessment and management considerations, offer a compelling case for further exploration and monitoring in the realm of dam safety and environmental impact.
Year Completed |
1850 |
Dam Length |
160 |
Dam Height |
12 |
River Or Stream |
CASSEY BROOK |
Primary Dam Type |
Earth |
Surface Area |
16 |
Drainage Area |
14.85 |
Nid Storage |
96 |
Hazard Potential |
Low |
Foundations |
Unlisted/Unknown |
Nid Height |
12 |