Glens Falls
Glens Falls is a concrete dam located in Warren County, New York, built in 1916. It carries a Significant hazard potential classification and has a satisfactory condition assessment.
About Glens Falls
The primary purpose of Glens Falls 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 Niagara Mohawk Power Corp. & Fh Opco, Llc (private). It impounds the Hudson River near Hudson Falls.
The dam stands 16 feet tall and stretches 510 feet across, creates a reservoir covering 167 acres, has a maximum storage capacity of 1,253 acre-feet, and collects water from a drainage area of 2,807 square miles. Completed in 1916, 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 07/27/2022.
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Location
| State | New York |
| County | Warren |
| Nearest City | Hudson Falls |
| River/Stream | Hudson River |
| Coordinates | 43.30490, -73.64300 |
Physical Characteristics
| Dam Type | Concrete |
| NID Height | 16 ft |
| Dam Height | 16 ft |
| Dam Length | 510 ft |
| Year Completed | 1916 (110 years old) |
Storage & Hydraulics
| NID Storage | 1,253 acre-ft |
| Max Storage | 1,253 acre-ft |
| Normal Storage | 1,083 acre-ft |
| Surface Area | 167 acres |
| Drainage Area | 2,807 sq mi |
| Max Discharge | 70,000 cfs |
| Spillway Type | Controlled |
Ownership & Safety
| Purpose | Hydroelectric |
| Owner | Niagara Mohawk Power Corp. & FH OPCO, LLC |
| Owner Type | Private |
| Hazard Classification | Significant |
| Condition Assessment | Satisfactory |
| Last Inspection | 07/27/2022 |
| Emergency Action Plan | Not Required |
Identifiers
| NID ID | NY00140 |
| Federal ID | NY00140 |
| More Info | State Dam Safety Program |