Spoonwood Pond Dam
Spoonwood Pond Dam is an earth dam located in Cheshire County, New Hampshire, built in 1855. It carries a Low hazard potential classification.
About Spoonwood Pond Dam
The primary purpose of Spoonwood Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Twitchells Mills Hydro Corp (private). It impounds the Tr Nubanusit Brook near Nelson.
The dam stands 12 feet tall and stretches 280 feet across, creates a reservoir covering 167 acres, has a maximum storage capacity of 775 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1855, the structure is one of the older dams in the region, with over a century and a half of service.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 07/16/2018.
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Location
| State | New Hampshire |
| County | Cheshire |
| Nearest City | Nelson |
| River/Stream | Tr Nubanusit Brook |
| Coordinates | 42.99380, -72.06550 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 280 ft |
| Year Completed | 1855 (171 years old) |
Storage & Hydraulics
| NID Storage | 775 acre-ft |
| Max Storage | 775 acre-ft |
| Normal Storage | 500 acre-ft |
| Surface Area | 167 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 96 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | TWITCHELLS MILLS HYDRO CORP |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Not Rated |
| Last Inspection | 07/16/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NH00338 |
| Federal ID | NH00338 |
| More Info | State Dam Safety Program |