Farrar Pond Dam is an earth dam located in Middlesex County, Massachusetts, built in 1920. It carries a Low hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 9 ft9 ft tall and 175 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 Farrar Pond Dam
The primary purpose of Farrar Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Farrar Pond Conservation Trust (private). It impounds the Tributary of Sudbury River near Lincoln.
The dam stands 9 feet tall and stretches 175 feet across, creates a reservoir covering 0 acres, has a maximum storage capacity of 610 acre-feet, and collects water from a drainage area of 2 square miles. Completed in 1920, the structure is over a century old.
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 10/22/2020.
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Location
| State | Massachusetts |
| County | Middlesex |
| Nearest City | Lincoln |
| River/Stream | Tributary of Sudbury River |
| Coordinates | 42.41568, -71.36261 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 9 ft |
| Dam Length | 175 ft |
| Year Completed | 1920 (106 years old) |
Storage & Hydraulics
| NID Storage | 610 acre-ft |
| Max Storage | 610 acre-ft |
| Normal Storage | 380 acre-ft |
| Surface Area | 0 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 260 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Farrar Pond Conservation Trust |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Last Inspection | 10/22/2020 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MA00748 |
| Federal ID | MA00748 |
| More Info | State Dam Safety Program |