Frog Pond Dam in Wilton, New Hampshire, is a locally owned structure primarily used for recreation purposes.
Wind
Humidity
Completed in 1916, this earth dam stands at a height of 15 feet and has a length of 190 feet, creating a reservoir with a storage capacity of 16 acre-feet. The dam's spillway is uncontrolled and measures 5 feet in width, with a maximum discharge capacity of 123 cubic feet per second. The dam is located on Tannery Brook and is regulated by the NHDES Dam Bureau, with state permitting, inspection, and enforcement in place.
Despite being rated as "Significant" in terms of hazard potential and "Moderate (3)" in risk assessment, the condition of Frog Pond Dam is currently listed as "Not Rated." The last inspection was conducted in May 2020, with a scheduled frequency of every 4 years. The dam has not been assigned a Dam Safety Action Classification (DSAC) date, and there is no Emergency Action Plan (EAP) in place at this time. The risk management measures and inundation maps for the dam are also currently not available. Overall, Frog Pond Dam serves as an important recreational resource in the area, but its maintenance and safety protocols may need further attention to ensure its continued functionality and safety for the surrounding community.
Year Completed |
1916 |
Dam Length |
190 |
Dam Height |
15 |
River Or Stream |
TANNERY BROOK |
Primary Dam Type |
Earth |
Surface Area |
4 |
Drainage Area |
0.45 |
Nid Storage |
16 |
Hazard Potential |
Significant |
Foundations |
Unlisted/Unknown |
Nid Height |
15 |