Big Island Pond Walter Stickney Dam
Big Island Pond Walter Stickney Dam is an earth dam located in Rockingham County, New Hampshire, built in 1905. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Big Island Pond Walter Stickney Dam
The primary purpose of Big Island Pond Walter Stickney Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Big Island Pond Corp (private). It impounds the Spickett River near Derry.
The dam stands 10 feet tall and stretches 100 feet across, creates a reservoir covering 510 acres, has a maximum storage capacity of 4,950 acre-feet, and collects water from a drainage area of 16 square miles. Completed in 1905, the structure is over a century 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 10/03/2019.
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Location
| State | New Hampshire |
| County | Rockingham |
| Nearest City | Derry |
| River/Stream | Spickett River |
| Coordinates | 42.85720, -71.21380 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 100 ft |
| Year Completed | 1905 (121 years old) |
Storage & Hydraulics
| NID Storage | 4,950 acre-ft |
| Max Storage | 4,950 acre-ft |
| Normal Storage | 2,750 acre-ft |
| Surface Area | 510 acres |
| Drainage Area | 16 sq mi |
| Max Discharge | 809 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | BIG ISLAND POND CORP |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 10/03/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NH00470 |
| Federal ID | NH00470 |
| More Info | State Dam Safety Program |