Upper Garden Reservoir Dam
New Jersey — Morris County — Whippany River-TR
Location
| State | New Jersey |
| County | Morris |
| River | Whippany River-TR |
| Coordinates | 40.83813, -74.51540 |
Physical Characteristics
| NID Height | 6 ft |
| Dam Height | 6 ft |
| Dam Length | 550 ft |
| NID Storage | 0 acre-ft |
| Max Storage | — |
| Surface Area | 3 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | June 28, 2023 |
| Inspection Frequency | 2 |
Dam Information
| Year Completed | — |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | State |
| Owner | Greystone Park Psychiatric Hospital |
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.