Poquonock Lake Dam
Connecticut — New London County — HATCHING HOUSE BROOK
Location
| State | Connecticut |
| County | New London |
| River | HATCHING HOUSE BROOK |
| Coordinates | 41.35765, -72.03452 |
Physical Characteristics
| NID Height | 10 ft |
| Dam Height | 10 ft |
| Dam Length | 4 ft |
| NID Storage | 242 acre-ft |
| Max Storage | — |
| Surface Area | 67 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Rated |
| EAP Status | No |
| Last Inspection | — |
| Inspection Frequency | 10 |
Dam Information
| Year Completed | — |
| Primary Purpose | Water Supply |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | City of Groton |
| Other Name | Smith 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.