Nippo Pond Dam is an earth dam located in Strafford County, New Hampshire, built in 1930. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 9 ft9 ft tall and 215 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic embankment section and the water level is illustrative.
About Nippo Pond Dam
The primary purpose of Nippo Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Nh Des Water Division (state). It impounds the Nippo Brook near Barrington.
The dam stands 9 feet tall and stretches 215 feet across, creates a reservoir covering 85 acres, has a maximum storage capacity of 412 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1930, the structure is well-established, with more than 75 years 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. Its condition is rated fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. The most recent inspection on record was 03/31/2022.
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Location
| State | New Hampshire |
| County | Strafford |
| Nearest City | Barrington |
| River/Stream | Nippo Brook |
| Coordinates | 43.22550, -71.08580 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Height | 9 ft |
| Dam Length | 215 ft |
| Year Completed | 1930 (96 years old) |
Storage & Hydraulics
| NID Storage | 412 acre-ft |
| Max Storage | 412 acre-ft |
| Normal Storage | 174 acre-ft |
| Surface Area | 85 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 8 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Nh Des Water Division |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 03/31/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NH00117 |
| Federal ID | NH00117 |
| More Info | State Dam Safety Program |