Number One Pond Dam
Number One Pond Dam is an earth dam located in Worcester County, Massachusetts. It carries a Significant hazard potential classification and has a poor condition assessment.
About Number One Pond Dam
Number One Pond Dam is a dam in Worcester, Massachusetts. The dam is owned by Unknown. It impounds the Mumford River near Sutton.
The dam stands 11 feet tall and stretches 67 feet across, creates a reservoir covering 9 acres, has a maximum storage capacity of 55 acre-feet, and collects water from a drainage area of 0 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. The most recent inspection on record was 01/18/2023.
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Location
| State | Massachusetts |
| County | Worcester |
| Nearest City | Sutton |
| River/Stream | Mumford River |
| Coordinates | 42.11554, -71.80004 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 11 ft |
| Dam Length | 67 ft |
Storage & Hydraulics
| NID Storage | 55 acre-ft |
| Max Storage | 55 acre-ft |
| Normal Storage | 45 acre-ft |
| Surface Area | 9 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 123 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | Unknown |
| Owner Type | Not Listed |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 01/18/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MA03382 |
| Federal ID | MA03382 |
| More Info | State Dam Safety Program |