Butterworth Lake Dam
Connecticut — New Haven County — BUTTERWORTH BROOK
Location
| State | Connecticut |
| County | New Haven |
| River | BUTTERWORTH BROOK |
| Coordinates | 41.43766, -72.89993 |
Physical Characteristics
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 215 ft |
| NID Storage | 113 acre-ft |
| Max Storage | 113 acre-ft |
| Surface Area | 10 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Fair |
| EAP Status | Yes |
| Last Inspection | November 3, 2021 |
| Inspection Frequency | 5 |
Dam Information
| Year Completed | 1961 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | State |
| Owner | Connecticut DEEP |
| Other Name | Butterworth Lake |
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.