Lake Weil Dam
Lake Weil Dam is a concrete dam located in Dutchess County, New York, built in 1940. It carries a Significant hazard potential classification and has a poor condition assessment.
About Lake Weil Dam
The primary purpose of Lake Weil Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by John Fila (private). It impounds the Tr-tenmile River near Dogtail Corners.
The dam stands 14 feet tall and stretches 100 feet across, creates a reservoir covering 31 acres, and has a maximum storage capacity of 185 acre-feet. Completed in 1940, the structure is well-established, with more than 75 years of service.
This dam has a significant hazard potential classification, meaning that a failure could cause significant economic damage — flooding roads, bridges, or property downstream — but is not expected to result in loss of life. Its condition is rated poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. The most recent inspection on record was 11/06/2024.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | New York |
| County | Dutchess |
| Nearest City | Dogtail Corners |
| River/Stream | Tr-tenmile River |
| Coordinates | 41.67861, -73.54194 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 100 ft |
| Year Completed | 1940 (86 years old) |
Storage & Hydraulics
| NID Storage | 185 acre-ft |
| Max Storage | 185 acre-ft |
| Normal Storage | 130 acre-ft |
| Surface Area | 31 acres |
| Max Discharge | 240 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Recreation |
| Owner | JOHN FILA |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 11/06/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NY01206 |
| Federal ID | NY01206 |
| More Info | State Dam Safety Program |