Yaleville is a concrete dam located in St. Lawrence County, New York, built in 1914. It carries a Low hazard potential classification and has a satisfactory condition assessment.
Dam profile
NID height · 12 ft12 ft tall and 211 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 Yaleville
The primary purpose of Yaleville 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 Erie Boulevard Hydropower, L.p. (private). It impounds the Raquette River near Yaleville.
The dam stands 12 feet tall and stretches 211 feet across, creates a reservoir covering 95 acres, has a maximum storage capacity of 240 acre-feet, and collects water from a drainage area of 1,046 square miles. Completed in 1914, 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. 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 08/08/2019.
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Location
| State | New York |
| County | St. Lawrence |
| Nearest City | Yaleville |
| River/Stream | Raquette River |
| Coordinates | 44.76610, -74.99880 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 12 ft |
| Dam Height | 12 ft |
| Dam Length | 211 ft |
| Year Completed | 1914 (112 years old) |
Storage & Hydraulics
| NID Storage | 240 acre-ft |
| Max Storage | 240 acre-ft |
| Normal Storage | 240 acre-ft |
| Surface Area | 95 acres |
| Drainage Area | 1,046 sq mi |
| Max Discharge | 5,600 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Erie Boulevard Hydropower, L.p. |
| Owner Type | Private |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 08/08/2019 |
| Emergency Action Plan | Yes |
Identifiers
| NID ID | NY00843 |
| Federal ID | NY00843 |
| More Info | State Dam Safety Program |