Peconic Lake Dam
New York — Suffolk County — PECONIC RIVER
Location
| State | New York |
| County | Suffolk |
| River | PECONIC RIVER |
| Coordinates | 40.91250, -72.71361 |
Physical Characteristics
| NID Height | 13 ft |
| Dam Height | 13 ft |
| Dam Length | 636 ft |
| NID Storage | 83 acre-ft |
| Max Storage | 83 acre-ft |
| Surface Area | 25 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Not Rated |
| EAP Status | Not Required |
| Last Inspection | December 13, 2022 |
| Inspection Frequency | — |
Dam Information
| Year Completed | 1915 |
| Primary Purpose | Recreation |
| Dam Type | Concrete |
| Owner Type | Local Government |
| Owner | SUFFOLK COUNTY DEPARTMENT OF PUBLIC WORKS;TOWN OF BROOKHAVEN |
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.