Rainbow Lake Dam
New Jersey — Salem County — Troy Brook
Location
| State | New Jersey |
| County | Salem |
| River | Troy Brook |
| Coordinates | 39.48807, -75.11097 |
Physical Characteristics
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 900 ft |
| NID Storage | 240 acre-ft |
| Max Storage | — |
| Surface Area | 80 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Fair |
| EAP Status | Yes |
| Last Inspection | July 18, 2023 |
| Inspection Frequency | 2 |
Dam Information
| Year Completed | 1774 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | State |
| Owner | NJDOT |
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.