Green Swamp #1 Dam
New Jersey — Passaic County
Location
| State | New Jersey |
| County | Passaic |
| Coordinates | 41.04130, -74.32320 |
Physical Characteristics
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 640 ft |
| NID Storage | 41,700 acre-ft |
| Max Storage | — |
| Surface Area | 2,400 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Satisfactory |
| EAP Status | — |
| Last Inspection | — |
| Inspection Frequency | 2 |
Dam Information
| Year Completed | 1926 |
| Primary Purpose | Water Supply |
| Dam Type | — |
| Owner Type | — |
| Owner | North Jersey District Water Supply 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.