Unquomonk Upper Reservoir Dam
Low HazardSatisfactory ConditionEmergency Action Plan: Not Required
Location
| State | Massachusetts |
| County | Hampshire |
| Nearest City | Williamsburg |
| River/Stream | None (forest watershed) |
| Coordinates | 42.37494, -72.74110 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 27 ft |
| Dam Length | 250 ft |
| Year Completed | 1903 (123 years old) |
Storage & Hydraulics
| NID Storage | 30 acre-ft |
| Max Storage | 30 acre-ft |
| Normal Storage | 27 acre-ft |
| Surface Area | 2 acres |
| Drainage Area | 0 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Owner | Town of Williamsburg |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/30/2019 |
| Emergency Action Plan | Not Required |