Tully Pond Dam is an earth dam located in Franklin County, Massachusetts. It carries a Significant hazard potential classification and has a fair condition assessment.
Dam profile
NID height · 20 ft20 ft tall and 140 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 Tully Pond Dam
The primary purpose of Tully Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Town of Orange (local government). It impounds the Unnamed Tributary of West Branch of Tully River near Orange.
The dam stands 20 feet tall and stretches 140 feet across, creates a reservoir covering 65 acres, has a maximum storage capacity of 480 acre-feet, and collects water from a drainage area of 1 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 fair — the dam has minor deficiencies that are being addressed or do not pose an immediate safety threat. An emergency action plan is in place for this dam. The most recent inspection on record was 11/19/2021.
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Location
| State | Massachusetts |
| County | Franklin |
| Nearest City | Orange |
| River/Stream | Unnamed Tributary of West Branch of Tully River |
| Coordinates | 42.63667, -72.24747 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 20 ft |
| Dam Length | 140 ft |
Storage & Hydraulics
| NID Storage | 480 acre-ft |
| Max Storage | 480 acre-ft |
| Normal Storage | 380 acre-ft |
| Surface Area | 65 acres |
| Drainage Area | 1 sq mi |
| Max Discharge | 240 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Town of Orange |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 11/19/2021 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | MA00505 |
| Federal ID | MA00505 |
| More Info | State Dam Safety Program |