Merry Memorial Dam
Merry Memorial Dam is an earth dam located in Plymouth County, Massachusetts, built in 1910. It carries a Low hazard potential classification and has a fair condition assessment.
About Merry Memorial Dam
The primary purpose of Merry Memorial Dam is fire protection, stock, or small fish pond. The dam maintains a small impoundment used for fire suppression, livestock watering, or as a fish pond. The dam is owned by Unknown. It impounds the West Brook near Duxbury.
The dam stands 12 feet tall and stretches 560 feet across, has a maximum storage capacity of 616 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1910, 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.
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Location
| State | Massachusetts |
| County | Plymouth |
| Nearest City | Duxbury |
| River/Stream | West Brook |
| Coordinates | 42.04681, -70.70637 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Length | 560 ft |
| Year Completed | 1910 (116 years old) |
Storage & Hydraulics
| NID Storage | 616 acre-ft |
| Max Storage | 616 acre-ft |
| Normal Storage | 490 acre-ft |
| Drainage Area | 1 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Unknown |
| Owner Type | Not Listed |
| Hazard Classification | Low |
| Condition Assessment | Fair |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MA00409 |
| Federal ID | MA00409 |
| More Info | State Dam Safety Program |