Black Pond Dam is an earth dam located in Hillsborough, New Hampshire, built in 1926. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 10 ft10 ft tall and 91 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 Black Pond Dam
The primary purpose of Black Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Wediko Childrens Services Inc (private). It impounds the Black Pond Brook near Windsor.
The dam stands 10 feet tall and stretches 91 feet across, creates a reservoir covering 86 acres, has a maximum storage capacity of 368 acre-feet, and collects water from a drainage area of 4 square miles. Completed in 1926, 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 10/02/2017.
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Location
| State | New Hampshire |
| County | Hillsborough |
| Nearest City | Windsor |
| River/Stream | Black Pond Brook |
| Coordinates | 43.11190, -72.01270 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 91 ft |
| Year Completed | 1926 (100 years old) |
Storage & Hydraulics
| NID Storage | 368 acre-ft |
| Max Storage | 368 acre-ft |
| Normal Storage | 282 acre-ft |
| Surface Area | 86 acres |
| Drainage Area | 4 sq mi |
| Max Discharge | 364 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Wediko Childrens Services Inc |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 10/02/2017 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NH00307 |
| Federal ID | NH00307 |
| More Info | State Dam Safety Program |