Stony Brook #2 (Willow Lake) Dam
New Jersey — Mercer County — Stony Brook-TR
Location
| State | New Jersey |
| County | Mercer |
| River | Stony Brook-TR |
| Coordinates | 40.33453, -74.74595 |
Physical Characteristics
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 405 ft |
| NID Storage | 65 acre-ft |
| Max Storage | 65 acre-ft |
| Surface Area | 5 acres |
Safety Classification
| Hazard Potential | Low |
| Condition Assessment | Satisfactory |
| EAP Status | Not Required |
| Last Inspection | April 15, 2024 |
| Inspection Frequency | 4 |
Dam Information
| Year Completed | 1959 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | Local Government |
| Owner | County of Mercer Park Commission |
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.