Hayes Pond Dam
Hayes 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 Hayes Pond Dam
The primary purpose of Hayes Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by 23 Rear East Street, Llc (private). It impounds the Bummet Brook near Grafton.
The dam stands 12 feet tall and stretches 200 feet across, creates a reservoir covering 4 acres, has a maximum storage capacity of 75 acre-feet, and collects water from a drainage area of 5 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 05/30/2013. That was over 12 years ago.
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Location
| State | Massachusetts |
| County | Worcester |
| Nearest City | Grafton |
| River/Stream | Bummet Brook |
| Coordinates | 42.23346, -71.70302 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 12 ft |
| Dam Length | 200 ft |
Storage & Hydraulics
| NID Storage | 75 acre-ft |
| Max Storage | 75 acre-ft |
| Normal Storage | 25 acre-ft |
| Surface Area | 4 acres |
| Drainage Area | 5 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | 23 Rear East Street, LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 05/30/2013 |
| Emergency Action Plan | No |
Identifiers
| NID ID | MA01178 |
| Federal ID | MA01178 |
| More Info | State Dam Safety Program |