Rail Joint Mill Dam
New York — Rensselaer County — WYNANTSKILL
Location
| State | New York |
| County | Rensselaer |
| River | WYNANTSKILL |
| Coordinates | 42.70389, -73.69250 |
Physical Characteristics
| NID Height | 25 ft |
| Dam Height | 25 ft |
| Dam Length | 165 ft |
| NID Storage | 10 acre-ft |
| Max Storage | 10 acre-ft |
| Surface Area | 1 acres |
Safety Classification
| Hazard Potential | Significant |
| Condition Assessment | Poor |
| EAP Status | No |
| Last Inspection | January 4, 2023 |
| Inspection Frequency | 4 |
Dam Information
| Year Completed | 1903 |
| Primary Purpose | Irrigation |
| Dam Type | Concrete |
| Owner Type | Local Government |
| Owner | CITY OF TROY |
| Other Name | Portec Dam |
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.