Swannanoa Lake #1 (south) Dam
High HazardSatisfactory ConditionEmergency Action Plan: Yes
Location
| State | New Jersey |
| County | Morris |
| River/Stream | West Branch Rockaway River |
| Coordinates | 41.00775, -74.51790 |
Physical Characteristics
| Dam Type | Masonry |
| NID Height | 15 ft |
| Dam Height | 15 ft |
| Dam Length | 228 ft |
| Year Completed | 1914 (112 years old) |
Storage & Hydraulics
| NID Storage | 400 acre-ft |
| Normal Storage | 400 acre-ft |
| Surface Area | 51 acres |
| Drainage Area | 13 sq mi |
Ownership & Safety
| Purpose | Recreation |
| Owner | Lake Swannanoa Homeowners Association |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/21/2024 |
| Emergency Action Plan | Yes |