Stiles Pond Dam is an earth dam located in Essex County, Massachusetts, built in 1920. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 10 ft10 ft tall and 170 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 Stiles Pond Dam
The primary purpose of Stiles Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Town of Boxford (local government). It impounds the Tributary to Fish Brook near Boxford.
The dam stands 10 feet tall and stretches 170 feet across, creates a reservoir covering 60 acres, has a maximum storage capacity of 600 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1920, 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 06/22/2020.
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Location
| State | Massachusetts |
| County | Essex |
| Nearest City | Boxford |
| River/Stream | Tributary to Fish Brook |
| Coordinates | 42.68542, -71.04237 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Length | 170 ft |
| Year Completed | 1920 (106 years old) |
Storage & Hydraulics
| NID Storage | 600 acre-ft |
| Max Storage | 600 acre-ft |
| Normal Storage | 490 acre-ft |
| Surface Area | 60 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 42 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Town of Boxford |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 06/22/2020 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MA00158 |
| Federal ID | MA00158 |
| More Info | State Dam Safety Program |