Gouverneur
Gouverneur is a concrete dam located in St. Lawrence County, New York, built in 1925. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Gouverneur
The primary purpose of Gouverneur is hydroelectric. The dam generates hydroelectric power by channeling water through turbines, converting the energy of flowing water into electricity. The dam is owned by Village Of Gouverneur, Ny (local government). It impounds the Oswegatchie River near Gouverneur.
The dam stands 7 feet tall and stretches 250 feet across, creates a reservoir covering 72 acres, has a maximum storage capacity of 560 acre-feet, and collects water from a drainage area of 721 square miles. Completed in 1925, 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 satisfactory, indicating no existing or potential dam safety deficiencies are recognized. The most recent inspection on record was 11/03/2022.
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Location
| State | New York |
| County | St. Lawrence |
| Nearest City | Gouverneur |
| River/Stream | Oswegatchie River |
| Coordinates | 44.33500, -75.47140 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 7 ft |
| Dam Height | 7 ft |
| Dam Length | 250 ft |
| Year Completed | 1925 (101 years old) |
Storage & Hydraulics
| NID Storage | 560 acre-ft |
| Max Storage | 560 acre-ft |
| Normal Storage | 250 acre-ft |
| Surface Area | 72 acres |
| Drainage Area | 721 sq mi |
| Max Discharge | 12,400 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Village Of Gouverneur, NY |
| Owner Type | Local Government |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 11/03/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NY00423 |
| Federal ID | NY00423 |
| More Info | State Dam Safety Program |