Dube Pond Dam is a concrete dam located in Merrimack County, New Hampshire, built in 1966. It carries a Significant hazard potential classification and has a poor condition assessment.
Dam profile
NID height · 8 ft8 ft tall and 120 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Dube Pond Dam
The primary purpose of Dube Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Mr Robert Dube (private). It impounds the Maple Falls Brook near Hooksett.
The dam stands 8 feet tall and stretches 120 feet across, creates a reservoir covering 104 acres, has a maximum storage capacity of 522 acre-feet, and collects water from a drainage area of 6 square miles. Completed in 1966, the structure is well into its service life at over 50 years old.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 07/05/2022.
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Location
| State | New Hampshire |
| County | Merrimack |
| Nearest City | Hooksett |
| River/Stream | Maple Falls Brook |
| Coordinates | 43.06641, -71.39687 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 8 ft |
| Dam Height | 8 ft |
| Dam Length | 120 ft |
| Year Completed | 1966 (60 years old) |
Storage & Hydraulics
| NID Storage | 522 acre-ft |
| Max Storage | 522 acre-ft |
| Normal Storage | 200 acre-ft |
| Surface Area | 104 acres |
| Drainage Area | 6 sq mi |
| Max Discharge | 524 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Mr Robert Dube |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 07/05/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NH00510 |
| Federal ID | NH00510 |
| More Info | State Dam Safety Program |