Dean Pond Dam
Dean Pond Dam is an earth dam located in Worcester County, Massachusetts. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Dean Pond Dam
The primary purpose of Dean Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Oakham Pine Acres, Inc. (private). It impounds the Fivemile River near Oakham.
The dam stands 8 feet tall and stretches 230 feet across, creates a reservoir covering 64 acres, has a maximum storage capacity of 280 acre-feet, and collects water from a drainage area of 2 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 09/07/2023.
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Location
| State | Massachusetts |
| County | Worcester |
| Nearest City | Oakham |
| River/Stream | Fivemile River |
| Coordinates | 42.34242, -72.03099 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 8 ft |
| Dam Length | 230 ft |
Storage & Hydraulics
| NID Storage | 280 acre-ft |
| Max Storage | 280 acre-ft |
| Normal Storage | 190 acre-ft |
| Surface Area | 64 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 300 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Oakham Pine Acres, Inc. |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 09/07/2023 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MA01304 |
| Federal ID | MA01304 |
| More Info | State Dam Safety Program |