Hannawa
5849 State Route 56, Pierrepont, NY 13647Plant Summary Information
Hannawa is ranked #27 out of 148 hydroelectric power plants in New York in terms of total annual net electricity generation.
Hannawa is comprised of 2 generators and generated 9.1 GWh during the 3-month period between September 2025 to December 2025.
| Plant Name | Hannawa |
|---|---|
| Utility Name | Erie Boulevard Hydropower LP |
| Location | St. Lawrence County, NY |
| Initial Operation Date | January 1914 |
| Last Update | Dec 2025 |
| Annual Generation | 44.1 GWh |
| Annual Consumption | 167.4 k MMBtu |
| Ranked #4,347 out of 13,081 Power Plants Nationwide | |
| Ranked #500 out of 1,311 Water Power Plants Nationwide | |
| Ranked #136 out of 1,045 New York Power Plants | |
| Ranked #27 out of 148 New York Water Power Plants | |
| Fuel Types | Water |
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Monthly Net Generation for Hannawa
Monthly Plant Fuel Consumption for Hannawa
Hannawa Details
| Summary Information | |
|---|---|
| Plant Name | Hannawa (2571) |
| Plant Address | 5849 State Route 56, Pierrepont, NY 13647 |
| Utility | Erie Boulevard Hydropower LP (5914) |
| Latitude, Longitude | 44.6192, -74.9733 |
| Generation Dates on File | Jan 2001 to Dec 2025 |
| Initial Operation Date | January 1914 |
| Annual Generation | 44.1 GWh |
| Fuel Types | Water |
| Federal Energy Regulatory Commission (FERC) Information | |
| FERC Cogeneration Status | No |
| FERC Small Power Producer Status | No |
| FERC Exempt Wholesale Generator Status | Yes |
| FERC Exempt Wholesale Generator Docket Number | 99-156-000 |
| 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 | Raquette River |
| Ash Impoundment | No |
| Transmission / Distribution Owner | Niagara Mohawk Power Corp. (13573) NY |
| Grid Voltage | 115.00 kV |
| Energy Storage | No |
Generator 1 Details Operating January 1914
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | 24057 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | 24057 |
| Nameplate Capacity | 3.6 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 3.6 MW |
| Winter Capacity | 3.6 MW |
| Minimum Load | 0.2 MW |
|---|---|
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | January 1914 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Generator 2 Details Operating January 1920
| Technology | Conventional Hydroelectric |
|---|---|
| Prime Mover | Hydroelectric Turbine |
| Ownership | Single Owner |
| RTO ISO LMP Node Designation | 24057 |
| RTO ISO Location Designation For Reporting Wholesale Sales Data | 24057 |
| Nameplate Capacity | 3.6 MW |
| Nameplate Power Factor | 0.8 |
| Summer Capacity | 3.6 MW |
| Winter Capacity | 3.6 MW |
| Minimum Load | 0.2 MW |
|---|---|
| Uprate/Derate Completed | No |
| Status | Operating |
| First Operation Date | January 1920 |
| Combined Heat & Power | No |
| Sector Name | IPP Non-CHP (2) |
| Energy Source | Water |
| Time From Cold Shutdown To Full Load | 10M |
| Multiple Fuels | No |
Hannawa 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 |
|---|---|---|---|
| #490 | Control Gorge | Bishop, CA | 46.4 GWh |
| #491 | Remmel | Malvern, AR | 46.1 GWh |
| #492 | Mojave Siphon | Hesperia, CA | 46.1 GWh |
| #493 | Hat Creek 2 | Burney, CA | 46.0 GWh |
| #494 | St. Cloud Hydro | St Cloud, MN | 46.0 GWh |
| #495 | Leesville | Hurt, VA | 45.7 GWh |
| #496 | Marshall Ford | Austin, TX | 45.2 GWh |
| #497 | Upper Power Plant | Idaho Falls, ID | 44.8 GWh |
| #498 | Deerfield 5 | Florida, MA | 44.4 GWh |
| #499 | Keowee | Seneca, SC | 44.3 GWh |
| #501 | Mormon Flat | Apache Junction, AZ | 43.9 GWh |
| #502 | New Badger | Kaukauna, WI | 43.8 GWh |
| #503 | Fontenelle | Le Barge, WY | 43.8 GWh |
| #504 | Twin Falls (ID) | Kimberly, ID | 43.5 GWh |
| #505 | Dalles Dam North Fishway Project | The Dalles, OR | 43.4 GWh |
| #506 | Conemaugh Hydro Plant | Saltsburg, PA | 43.3 GWh |
| #507 | Grizzly | N/A, CA | 43.3 GWh |
| #508 | Dexter | Lowell, OR | 43.2 GWh |
| #509 | Falls River Hydro | Ashton, ID | 43.2 GWh |
| #510 | Beardslee | Little Falls, NY | 42.8 GWh |
Nearby Power Plants
Below are closest 20 power plants surrounding Hannawa.
| Plant Name | Plant Location | Annual Generation | Distance |
|---|---|---|---|
| Allens Falls | Parishville, NY | 21.2 GWh | 6.2 mi |
| Clarkson Solar | Potsdam, NY | 1.9 GWh | 3.8 mi |
| Colton | Pierrepont, NY | 154.2 GWh | 2.5 mi |
| Five Falls | Colton, NY | 80.1 GWh | 8.8 mi |
| Grass River | Canton, NY | 1.0 MWh | 11.3 mi |
| Hewittville Hydroelectric | Norwood, NY | 12.4 GWh | 6.2 mi |
| Higley | Colton, NY | 30.5 GWh | 6.4 mi |
| North Woods (CSG) | Canton, NY | 2.3 GWh | 9.3 mi |
| Norwood | Norwood, NY | 11.6 GWh | 8.7 mi |
| NY Lancaster Shisler Rd Site 2 Solar CSG | Lancaster, NY | 5.8 GWh | 4.1 mi |
| NY Potsdam 28 Hamilton St. Solar | Potsdam, NY | 5.5 GWh | 4.1 mi |
| Parishville | Parishville, NY | 11.8 GWh | 7.3 mi |
| Rainbow Falls Hydro | Parishville, NY | 84.1 GWh | 10.2 mi |
| Sheesley (CSG) | Canton, NY | 7.0 GWh | 9.2 mi |
| Sissonville Hydro | Potsdam, NY | 2.4 GWh | 4.8 mi |
| South Colton | Colton, NY | 67.8 GWh | 8.6 mi |
| Sugar Island | Potsdam, NY | 22.7 GWh | 1.6 mi |
| TJA-NY-Canton Solar Farm LLC | Canton, NY | 6.9 GWh | 7.9 mi |
| Unionville Hydro Project 2499 NY | Norwood, NY | 11.2 GWh | 6.7 mi |
| Yaleville | Norfolk, NY | 3.4 GWh | 10.2 mi |