Greenwood Lake Dam
High HazardPoor ConditionEmergency Action Plan: Yes
Location
| State | New Jersey |
| County | Passaic |
| Nearest City | Netcong |
| River/Stream | Wanaque River |
| Coordinates | 41.16163, -74.33322 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 17 ft |
| Dam Height | 17 ft |
| Dam Length | 270 ft |
| Year Completed | 1928 (98 years old) |
Storage & Hydraulics
| NID Storage | 13,269 acre-ft |
| Normal Storage | 13,269 acre-ft |
| Surface Area | 1,733 acres |
| Drainage Area | 27 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Division of Parks and Forestry |
| Owner Type | State |
| Hazard Classification | High |
| Condition Assessment | Poor |
| Last Inspection | 10/10/2024 |
| Emergency Action Plan | Yes |