Hartwick Reservoir Dam
Hartwick Reservoir Dam is a concrete dam located in Otsego County, New York, built in 1924. It carries a Significant hazard potential classification and has a poor condition assessment.
About Hartwick Reservoir Dam
The primary purpose of Hartwick Reservoir Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Wayne Seeley (private). It impounds the Tr-otego Creek near Hartwick.
The dam stands 23 feet tall and stretches 100 feet across, creates a reservoir covering 20 acres, has a maximum storage capacity of 213 acre-feet, and collects water from a drainage area of 0 square miles. Completed in 1924, 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 10/10/2023.
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Location
| State | New York |
| County | Otsego |
| Nearest City | Hartwick |
| River/Stream | Tr-otego Creek |
| Coordinates | 42.66139, -75.03083 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 23 ft |
| Dam Height | 23 ft |
| Dam Length | 100 ft |
| Year Completed | 1924 (102 years old) |
Storage & Hydraulics
| NID Storage | 213 acre-ft |
| Max Storage | 213 acre-ft |
| Normal Storage | 173 acre-ft |
| Surface Area | 20 acres |
| Drainage Area | 0 sq mi |
| Max Discharge | 394 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | WAYNE SEELEY |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Poor |
| Last Inspection | 10/10/2023 |
| Emergency Action Plan | No |
Identifiers
| NID ID | NY01000 |
| Federal ID | NY01000 |
| More Info | State Dam Safety Program |