New York State Dam
New York State Dam is a concrete dam located in Saratoga County, New York, built in 1840. It carries a Low hazard potential classification and has a satisfactory condition assessment.
About New York State Dam
The primary purpose of New York State Dam 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 New York State Department Of Transportation (state). It impounds the Mohawk River near Cohoes.
The dam stands 21 feet tall and stretches 1,950 feet across, creates a reservoir covering 27 acres, has a maximum storage capacity of 275 acre-feet, and collects water from a drainage area of 3,462 square miles. Completed in 1840, the structure is one of the older dams in the region, with over a century and a half of service.
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. The most recent inspection on record was 07/09/2018.
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Location
| State | New York |
| County | Saratoga |
| Nearest City | Cohoes |
| River/Stream | Mohawk River |
| Coordinates | 42.77759, -73.69478 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 21 ft |
| Dam Height | 21 ft |
| Dam Length | 1,950 ft |
| Year Completed | 1840 (186 years old) |
Storage & Hydraulics
| NID Storage | 275 acre-ft |
| Max Storage | 275 acre-ft |
| Normal Storage | 275 acre-ft |
| Surface Area | 27 acres |
| Drainage Area | 3,462 sq mi |
| Max Discharge | 38,000 cfs |
| Spillway Type | Uncontrolled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | New York State Department of Transportation |
| Owner Type | State |
| Hazard Classification | Low |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/09/2018 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NY00949 |
| Federal ID | NY00949 |
| More Info | State Dam Safety Program |