O'brien Pond Dam
Significant HazardPoor ConditionEmergency Action Plan: No
Location
| State | Massachusetts |
| County | Hampshire |
| Nearest City | Ware |
| River/Stream | Flat Brook - Tributary To Ware |
| Coordinates | 42.26382, -72.27317 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 13 ft |
| Dam Length | 200 ft |
Storage & Hydraulics
| NID Storage | 28 acre-ft |
| Max Storage | 28 acre-ft |
| Normal Storage | 12 acre-ft |
| Surface Area | 3 acres |
| Drainage Area | 5 sq mi |
| Max Discharge | 180 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Unknown |
| Owner Type | Not Listed |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 01/07/2021 |
| Emergency Action Plan | No |