Willow Brook Dam
New York — Orange County — TR-MERRIEWOLD LAKE
Location
| State | New York |
| County | Orange |
| River | TR-MERRIEWOLD LAKE |
| Coordinates | 41.35000, -74.19833 |
Physical Characteristics
| NID Height | 20 ft |
| Dam Height | 20 ft |
| Dam Length | 550 ft |
| NID Storage | 995 acre-ft |
| Max Storage | 995 acre-ft |
| Surface Area | 76 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Satisfactory |
| EAP Status | Yes |
| Last Inspection | October 3, 2023 |
| Inspection Frequency | 2 |
Dam Information
| Year Completed | 1924 |
| Primary Purpose | Recreation |
| Dam Type | Earth |
| Owner Type | Public Utility |
| Owner | ORANGE AND ROCKLAND UTILITIES INC |
| Other Name | Orange Rockland Lakes |
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.