South Street Pond Dam
South Street Pond Dam is an earth dam located in Plymouth County, Massachusetts. It carries a Significant hazard potential classification and has a poor condition assessment.
About South Street Pond Dam
The primary purpose of South Street Pond Dam is flood risk reduction. The dam is designed to control downstream flooding by temporarily storing excess water during storms and releasing it at a controlled rate. The dam is owned by Town Of Bridgewater (local government). It impounds the Snow's Brook near Bridgewater.
The dam stands 14 feet tall and stretches 260 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 50 acre-feet, and collects water from a drainage area of 3 square miles.
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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 03/23/2022.
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Location
| State | Massachusetts |
| County | Plymouth |
| Nearest City | Bridgewater |
| River/Stream | Snow's Brook |
| Coordinates | 41.93753, -70.98884 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Length | 260 ft |
Storage & Hydraulics
| NID Storage | 50 acre-ft |
| Max Storage | 50 acre-ft |
| Normal Storage | 15 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 3 sq mi |
| Max Discharge | 153 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | Town of Bridgewater |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 03/23/2022 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MA03147 |
| Federal ID | MA03147 |
| More Info | State Dam Safety Program |