Beaver Dam Lake Dam
Beaver Dam Lake Dam is a concrete dam located in Orange County, New York, built in 1913. It carries a High hazard potential classification and has a satisfactory condition assessment.
About Beaver Dam Lake Dam
Beaver Dam Lake Dam is a dam in Orange, New York. The dam is owned by Carlos And Aurora Domingues;orange County Department Of Public Works (private). It impounds the Tr-moodna Creek near Salisbury Mills.
The dam stands 35 feet tall and stretches 335 feet across, creates a reservoir covering 164 acres, has a maximum storage capacity of 2,644 acre-feet, and collects water from a drainage area of 9 square miles. Completed in 1913, 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 02/04/2025.
At 35 feet, this dam is taller than 82% 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 | Orange |
| Nearest City | Salisbury Mills |
| River/Stream | Tr-moodna Creek |
| Coordinates | 41.43444, -74.12250 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 35 ft |
| Dam Height | 35 ft |
| Dam Length | 335 ft |
| Year Completed | 1913 (113 years old) |
Storage & Hydraulics
| NID Storage | 2,644 acre-ft |
| Max Storage | 2,644 acre-ft |
| Normal Storage | 1,440 acre-ft |
| Surface Area | 164 acres |
| Drainage Area | 9 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Other |
| Owner | Carlos and Aurora Domingues;Orange County Department of Public Works |
| Owner Type | Private |
| Hazard Classification | High |
| Condition Assessment | Satisfactory |
| Last Inspection | 02/04/2025 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY00619 |
| Federal ID | NY00619 |
| More Info | State Dam Safety Program |