Atwood Upper Reservoir No. 2 Dam is an earth dam located in Plymouth County, Massachusetts, built in 1937. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 10 ft10 ft tall and 17,000 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 Atwood Upper Reservoir No. 2 Dam
The primary purpose of Atwood Upper Reservoir No. 2 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 Craneberry Cranberry, LLC (private). It impounds the Tributary of Weweantic River near Carver.
The dam stands 10 feet tall and stretches 17,000 feet across, creates a reservoir covering 300 acres, has a maximum storage capacity of 2,700 acre-feet, and collects water from a drainage area of 1 square miles. Completed in 1937, the structure is well-established, with more than 75 years of service.
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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 05/24/2018.
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Location
| State | Massachusetts |
| County | Plymouth |
| Nearest City | Carver |
| River/Stream | Tributary of Weweantic River |
| Coordinates | 41.85447, -70.77878 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 10 ft |
| Dam Length | 17,000 ft |
| Year Completed | 1937 (89 years old) |
Storage & Hydraulics
| NID Storage | 2,700 acre-ft |
| Max Storage | 2,700 acre-ft |
| Normal Storage | 1,200 acre-ft |
| Surface Area | 300 acres |
| Drainage Area | 1 sq mi |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Fire Protection, Stock, Or Small Fish Pond |
| Owner | Craneberry Cranberry, LLC |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 05/24/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | MA00083 |
| Federal ID | MA00083 |
| More Info | State Dam Safety Program |