Union Falls
12 Casey Road, Au Sable Forks, NY 12912Plant Summary Information
Union Falls is ranked #94 out of 148 hydroelectric power plants in New York in terms of total annual net electricity generation.
Union Falls is comprised of 2 generators and generated 2.1 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Union Falls |
|---|---|
| Utility Name | Union Falls Hydro Power LP |
| Location | Clinton County, NY |
| Initial Operation Date | January 1987 |
| Last Update | Dec 2025 |
| Annual Generation | 9.6 GWh |
| Annual Consumption | 36.3 k MMBtu |
| Ranked #6,312 out of 13,081 Power Plants Nationwide | |
| Ranked #913 out of 1,311 Water Power Plants Nationwide | |
| Ranked #279 out of 1,045 New York Power Plants | |
| Ranked #94 out of 148 New York Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for Union Falls
Monthly Plant Fuel Consumption for Union Falls
Union Falls Details
| Summary Information | |
|---|---|
| Plant Name | Union Falls (50176) |
| Plant Address | 12 Casey Road, Au Sable Forks, NY 12912 |
| Utility | Union Falls Hydro Power LP (56842) |
| Latitude, Longitude | 44.51074, -73.91308 |
| Generation Dates on File | Jan 2001 to Dec 2025 |
| Initial Operation Date | January 1987 |
| Annual Generation | 9.6 GWh |
| Fuel Types | Water |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | Yes |
| FERC Small Power Producer Docket Number | 86-1094-001 |
| FERC Exempt Wholesale Generator Status | No |
| Regulatory Information | |
|---|---|
| Regulatory Status | Non-Regulated |
| NERC Region | NPCC |
| Balancing Authority | New York Independent System Operator (NYIS) |
| NAICS Code | Utilities (22) |
| Sector | IPP Non-CHP (2) |
| Water Source | Saranac River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Niagara Mohawk Power Corp. (13573) NY |
| Grid Voltage | 46.00 kV |
| Energy Storage | No |
Generator GEN1 Details Operating January 1987
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 1.3 MW |
| Nameplate Power Factor | 0.99 |
| Summer Capacity | 1.3 MW |
| Winter Capacity | 1.3 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | January 1987 |
|---|---|
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
Generator GEN2 Details Operating January 1987
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| Nameplate Capacity | 1.3 MW |
| Nameplate Power Factor | 0.99 |
| Summer Capacity | 1.3 MW |
| Winter Capacity | 1.3 MW |
| Minimum Load | 0.1 MW |
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | January 1987 |
|---|---|
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Solid Fuel Gasification | No |
| Carbon Capture Technology | No |
| Time From Cold Shutdown To Full Load | 1H |
| Other Planned Modifications | No |
| Multiple Fuels | No |
| Cofire Fuels | No |
Union Falls Plant Owners
| Owner Name | Address | Generator | Ownership | We couldn't locate any owners for this plant |
|---|
Power Plants with Similar Net Generation
Power plants with a similar annual net generation from Water.
| Rank | Plant Name | Plant Location | Annual Generation |
|---|---|---|---|
| #903 | Carter Hydro | Berthoud, CO | 9.9 GWh |
| #904 | Lower Molina | Molina, CO | 9.9 GWh |
| #905 | Dahowa Hydro | Greenwich, NY | 9.9 GWh |
| #906 | Dayton Hydro | Ottawa, IL | 9.9 GWh |
| #907 | Benton Falls Associates | Benton, ME | 9.9 GWh |
| #908 | Hailesboro 4 Plant | Hailesboro, NY | 9.8 GWh |
| #909 | Sandstone Rapids | Town of Stephenson, WI | 9.7 GWh |
| #910 | Weybridge | Weybridge, VT | 9.7 GWh |
| #911 | Austin | Austin, TX | 9.7 GWh |
| #912 | Island Park | Island Park, ID | 9.7 GWh |
| #914 | Menominee Mill Marinette | Menominee, MI | 9.6 GWh |
| #915 | Ladysmith Dam | Ladysmith, WI | 9.6 GWh |
| #916 | Webber | Lyons, MI | 9.5 GWh |
| #917 | Upper Beaver Falls Project | Beaver Falls, NY | 9.5 GWh |
| #918 | Middle Falls Hydro | Middle Falls, NY | 9.4 GWh |
| #919 | Stillwater B | Old Town, ME | 9.4 GWh |
| #920 | Yorba Linda | Yorba Linda, CA | 9.4 GWh |
| #921 | Hemlock Falls | Crystal Falls, MI | 9.4 GWh |
| #922 | Montgomery Creek Hydro | Montgomery Creek, CA | 9.2 GWh |
| #923 | Gross Hydro Plant | Boulder, CO | 9.2 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Union Falls.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Adirondack Solar | Ellenburg Center, NY | 1.7 GWh | 26.7 mi |
| Alice Falls Hydro Project | Keeseville, NY | 3.0 GWh | 22.1 mi |
| Altona | Altona, NY | 177.3 GWh | 25 mi |
| Cadyville | Town ofSchuyler Falls, NY | 18.2 GWh | 19.2 mi |
| Chasm | Malone, NY | 20.7 GWh | 22.5 mi |
| Chasm Hydro Partnership | Chateaugay, NY | 1.9 GWh | 30.7 mi |
| Chateaugay | Chateaugay, NY | 200.8 GWh | 26.9 mi |
| Clinton | Churubusco, NY | 177.6 GWh | 26.7 mi |
| Clinton LFGTE Facility | Morrisonville, NY | 46.6 GWh | 20.1 mi |
| Ellenburg | Churubusco, NY | 167.7 GWh | 26.7 mi |
| Franklin (NY) | Franklin, NY | 8.6 GWh | 5.9 mi |
| Jericho Rise Wind Farm LLC | Chateaugay, NY | 160.1 GWh | 27.7 mi |
| Lower Saranac Hydroelectric Facility | Plattsburgh, NY | 18.7 GWh | 22.8 mi |
| Mill C | Town of Plattsburgh, NY | 21.8 GWh | 19.6 mi |
| NSF Chateaugay Site 1 | Chateaugay, NY | 7.2 GWh | 29.6 mi |
| NY ALTONA MAYOTT - Environomics P1 | Altona, NY | 6.3 GWh | 30.1 mi |
| NY ALTONA MAYOTT - Environomics P2 | Altona, NY | 6.4 GWh | 30.1 mi |
| Rainbow Falls Auscble | Town of Auscble, NY | 8.2 GWh | 22.3 mi |
| Route 22 Community Solar Farm CSG | Plattsburgh, NY | 6.1 GWh | 26.5 mi |
| Saranac Facility | Plattsburgh, NY | 387.0 GWh | 26.5 mi |