Lake Welch Dam
New York — Rockland County — MINISCEONGO CREEK
Location
| State | New York |
| County | Rockland |
| River | MINISCEONGO CREEK |
| Coordinates | 41.22948, -74.07162 |
Physical Characteristics
| NID Height | 32 ft |
| Dam Height | 32 ft |
| Dam Length | 788 ft |
| NID Storage | 4,750 acre-ft |
| Max Storage | 4,750 acre-ft |
| Surface Area | 182 acres |
Safety Classification
| Hazard Potential | High |
| Condition Assessment | Poor |
| EAP Status | Yes |
| Last Inspection | May 7, 2025 |
| Inspection Frequency | 2 |
Dam Information
| Year Completed | 1937 |
| Primary Purpose | Recreation |
| Dam Type | Concrete |
| Owner Type | State |
| Owner | NYSOPRHP - PALISADES INTERSTATE PARK COMMISSION |
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.