Lake Dark Hollow Dam
New York — Westchester County — TR-PLEASANTVILLE COVE
Location
| State | New York |
| County | Westchester |
| River | TR-PLEASANTVILLE COVE |
| Coordinates | 41.14222, -73.74611 |
Physical Characteristics
| NID Height | 28 ft |
| Dam Height | 28 ft |
| Dam Length | 600 ft |
| NID Storage | 116 acre-ft |
| Max Storage | 116 acre-ft |
| Surface Area | 9 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Fair |
| EAP Status | Yes |
| Last Inspection | February 4, 2025 |
| Inspection Frequency | 4 |
Dam Information
| Year Completed | 1913 |
| Primary Purpose | Water Supply |
| Dam Type | Earth |
| Owner Type | Private |
| Owner | DARK HOLLOW LAKE ASSOCIATION, INC. |
| Other Name | Whippoorwill Lake |
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.