Butterworth Lake Dam
Significant HazardFair ConditionEmergency Action Plan: Yes
Location
| State | Connecticut |
| County | New Haven |
| Nearest City | HAMDEN |
| River/Stream | BUTTERWORTH BROOK |
| Coordinates | 41.43766, -72.89993 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 215 ft |
| Year Completed | 1961 (65 years old) |
Storage & Hydraulics
| NID Storage | 113 acre-ft |
| Max Storage | 113 acre-ft |
| Normal Storage | 33 acre-ft |
| Surface Area | 10 acres |
| Drainage Area | 2 sq mi |
| Max Discharge | 1,635 cfs |
Ownership & Safety
| Purpose | Recreation |
| Owner | Connecticut DEEP |
| Owner Type | State |
| Hazard Classification | Significant |
| Condition Assessment | Fair |
| Last Inspection | 11/03/2021 |
| Emergency Action Plan | Yes |