Hadlock Pond Dam
Hadlock Pond Dam is an earth dam located in Washington County, New York, built in 1896. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Hadlock Pond Dam
The primary purpose of Hadlock Pond Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Town Of Fort Ann (local government). It impounds the Tr-halfway Creek near West Fort Ann.
The dam stands 29 feet tall and stretches 850 feet across, creates a reservoir covering 194 acres, has a maximum storage capacity of 2,635 acre-feet, and collects water from a drainage area of 8 square miles. Completed in 1896, the structure is over a century old.
This dam carries a high hazard potential classification, which means that a failure or uncontrolled release of water would likely cause loss of human life. This classification reflects the consequences of failure, not the likelihood — it indicates that people live or work in the area downstream. Its condition is rated satisfactory, indicating no existing or potential dam safety deficiencies are recognized. An emergency action plan is in place for this dam. The most recent inspection on record was 03/28/2024.
Living Downstream
If you live or work downstream of this dam, consider taking these steps: learn your local evacuation routes, check whether your county emergency management office has a dam failure inundation map, and sign up for local emergency alerts. The New York dam safety program can provide more specific information about emergency planning for this structure.
Search for dams near your address to see all dams in your area with hazard classifications and safety data.
Location
| State | New York |
| County | Washington |
| Nearest City | West Fort Ann |
| River/Stream | Tr-halfway Creek |
| Coordinates | 43.41417, -73.58028 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 29 ft |
| Dam Height | 29 ft |
| Dam Length | 850 ft |
| Year Completed | 1896 (130 years old) |
Storage & Hydraulics
| NID Storage | 2,635 acre-ft |
| Max Storage | 2,635 acre-ft |
| Normal Storage | 1,604 acre-ft |
| Surface Area | 194 acres |
| Drainage Area | 8 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | TOWN OF FORT ANN |
| Owner Type | Local Government |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 03/28/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY00625 |
| Federal ID | NY00625 |
| More Info | State Dam Safety Program |