Hop Brook Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | Massachusetts |
| County | Worcester |
| Nearest City | Northborough |
| River/Stream | Hop Brook |
| Coordinates | 42.29570, -71.66450 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 23 ft |
| Dam Length | 400 ft |
| Year Completed | 1962 (64 years old) |
Storage & Hydraulics
| NID Storage | 1,928 acre-ft |
| Max Storage | 1,928 acre-ft |
| Drainage Area | 4 sq mi |
| Max Discharge | 138 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Flood Risk Reduction |
| Owner | MA Department of Conservation & Recreation |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 04/17/2024 |
| Emergency Action Plan | Yes |