Derby Dike
Connecticut — New Haven County — Housatonic River
Location
| State | Connecticut |
| County | New Haven |
| River | Housatonic River |
| Coordinates | 41.32670, -73.10210 |
Physical Characteristics
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 400 ft |
| NID Storage | 4,400 acre-ft |
| Max Storage | 4,400 acre-ft |
| Surface Area | 325 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | July 28, 2022 |
| Inspection Frequency | 3 |
Dam Information
| Year Completed | 1870 |
| Primary Purpose | Hydroelectric |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | McCallum Enterprises I, Limited Partnership |
| Other Name | Lake Housatonic Dike |
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.