October Mountain Lake Dam
Massachusetts — Berkshire County — Tributary of Mountain Brook
Location
| State | Massachusetts |
| County | Berkshire |
| River | Tributary of Mountain Brook |
| Coordinates | 42.34729, -73.18798 |
Physical Characteristics
| NID Height | 39 ft |
| Dam Height | — |
| Dam Length | 1,800 ft |
| NID Storage | 1,930 acre-ft |
| Max Storage | 1,930 acre-ft |
| Surface Area | 96 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | April 30, 2024 |
| Inspection Frequency | 2 |
Dam Information
| Year Completed | 1972 |
| Primary Purpose | Flood Risk Reduction |
| Dam Type | Earth |
| Owner Type | State |
| Owner | MA Department of Conservation & Recreation |
| Other Name | Pl-566 - Flood Control Site |
Location Map
About This Dam Record
Dam safety data is maintained by the Army Corps of Engineers National Inventory of Dams (NID). High-hazard dams are those where failure could cause loss of life or major property damage downstream.