Cyril Johnson Mill Dam
Connecticut, Tolland County, FURNACE BROOK
Location
| State | Connecticut |
| County | Tolland |
| River | FURNACE BROOK |
| Coordinates | 41.95559, -72.30150 |
Physical Characteristics
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 232 ft |
| NID Storage | 0 acre-ft |
| Max Storage | - |
| Surface Area | 3 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Satisfactory |
| EAP Status | No |
| Last Inspection | October 7, 2025 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | - |
| Primary Purpose | Water Supply |
| Dam Type | Masonry |
| Owner Type | Private |
| Owner | American Woolen Company, Inc. |
| Other Name | Mill Pond, Furnace Pond |
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.