Robinson Reservoir Dam
Robinson Reservoir Dam is an earth dam located in Hamilton County, New York, built in 1918. It carries a Significant hazard potential classification and has a poor condition assessment.
About Robinson Reservoir Dam
The primary purpose of Robinson Reservoir Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Beecher Park Association (private). It impounds the Long Lake Offstream near Long Lake.
The dam stands 14 feet tall and stretches 150 feet across, creates a reservoir covering 12 acres, and has a maximum storage capacity of 84 acre-feet. Completed in 1918, the structure is over a century old.
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 06/21/2024.
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Location
| State | New York |
| County | Hamilton |
| Nearest City | Long Lake |
| River/Stream | Long Lake Offstream |
| Coordinates | 43.97861, -74.44194 |
Physical Characteristics
| Dam Type | Earth |
| NID Height | 14 ft |
| Dam Height | 14 ft |
| Dam Length | 150 ft |
| Year Completed | 1918 (108 years old) |
Storage & Hydraulics
| NID Storage | 84 acre-ft |
| Max Storage | 84 acre-ft |
| Normal Storage | 66 acre-ft |
| Surface Area | 12 acres |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | BEECHER PARK ASSOCIATION |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 06/21/2024 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NY00255 |
| Federal ID | NY00255 |
| More Info | State Dam Safety Program |