Swannanoa Lake #1 (South) Dam
New Jersey — Morris County — West Branch Rockaway River
Location
| State | New Jersey |
| County | Morris |
| River | West Branch Rockaway River |
| Coordinates | 41.00775, -74.51790 |
Physical Characteristics
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 228 ft |
| NID Storage | 400 acre-ft |
| Max Storage | — |
| Surface Area | 51 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | March 21, 2024 |
| Inspection Frequency | 2 |
Dam Information
| Year Completed | 1914 |
| Primary Purpose | Recreation |
| Dam Type | Masonry |
| Owner Type | Private |
| Owner | Lake Swannanoa Homeowners Association |
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.