Roxbury Dam
Roxbury Dam is an earth dam located in Delaware County, New York, built in 1912. It carries a High hazard potential classification and has a poor condition assessment.
About Roxbury Dam
The primary purpose of Roxbury Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Frank Adamiak (private). It impounds the Tr-delaware River near Roxbury.
The dam stands 36 feet tall and stretches 595 feet across, creates a reservoir covering 6 acres, has a maximum storage capacity of 101 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1912, 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 poor, meaning the dam has recognized safety deficiencies that require remediation to address risks. An emergency action plan is in place for this dam. The most recent inspection on record was 01/02/2024.
At 36 feet, this dam is taller than 83% of dams nationwide.
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 | Delaware |
| Nearest City | Roxbury |
| River/Stream | Tr-delaware River |
| Coordinates | 42.29074, -74.57052 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 36 ft |
| Dam Height | 36 ft |
| Dam Length | 595 ft |
| Year Completed | 1912 (114 years old) |
Storage & Hydraulics
| NID Storage | 101 acre-ft |
| Max Storage | 101 acre-ft |
| Normal Storage | 64 acre-ft |
| Surface Area | 6 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 1,391 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | FRANK ADAMIAK |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Poor |
| Last Inspection | 01/02/2024 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY00788 |
| Federal ID | NY00788 |
| More Info | State Dam Safety Program |