Otsego Lake Dam is a buttress dam located in Otsego County, New York, built in 1900. It carries a Low hazard potential classification.
Dam profile
NID height · 11 ft11 ft tall and 70 ft long. Height is drawn to scale against a two-story house, about 25 ft; the profile is a generic concrete gravity section and the water level is illustrative.
About Otsego Lake Dam
The primary purpose of Otsego Lake Dam is recreation. The dam creates a reservoir used for recreational activities such as fishing, boating, and swimming. The dam is owned by Village of Cooperstown (local government). It impounds the Susquehanna River near Cooperstown.
The dam stands 11 feet tall and stretches 70 feet across, creates a reservoir covering 4,225 acres, has a maximum storage capacity of 345,320 acre-feet, and collects water from a drainage area of 68 square miles. Completed in 1900, the structure is over a century old.
This dam has a low hazard potential classification, meaning that failure would cause minimal damage, limited primarily to the dam owner's property, with no expected loss of life. The most recent inspection on record was 10/12/2011. That was over 15 years ago.
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Location
| State | New York |
| County | Otsego |
| Nearest City | Cooperstown |
| River/Stream | Susquehanna River |
| Coordinates | 42.69417, -74.92139 |
Physical Characteristics
| Dam Type | Buttress |
| NID Height | 11 ft |
| Dam Height | 11 ft |
| Dam Length | 70 ft |
| Year Completed | 1900 (126 years old) |
Storage & Hydraulics
| NID Storage | 345,320 acre-ft |
| Max Storage | 345,320 acre-ft |
| Normal Storage | 341,094 acre-ft |
| Surface Area | 4,225 acres |
| Drainage Area | 68 sq mi |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Recreation |
| Owner | Village of Cooperstown |
| Owner Type | Local Government |
| Hazard Classification | Low |
| Condition Assessment | Not assessed |
| Last Inspection | 10/12/2011 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NY00361 |
| Federal ID | NY00361 |
| More Info | State Dam Safety Program |