New York Independent System Operator
Balancing Authority Summary Information
New York Independent System Operator is ranked #12 out of 64 balancing authorities in terms of total annual electricity generation.
| Balancing Authority | New York Independent System Operator |
|---|---|
| States | New Jersey New York |
| Last Update | Jun 2026 |
| Annual Generation | 134.9 TWh |
| Power Plants | 1,211 |
| Utilities | 601 |
| Ranked #12 out of 64 in terms of net annual generation | |
| Ranked #9 out of 53 in terms of annual generation from natural gas | |
| Power Plant Types | Natural Gas | 54.7% Nuclear | 19.6% Water | 17.7% Wind | 4.9% Other Fuel | 2.8% |
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Daily Net Generation for New York Independent System Operator for the past 3 Years
| Plant Name | Utility | Location | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|
| Ashokan | New York Power Authority | Kingston, NY | 11 GWh | Oct 1982 | Dec 2024 | Water |
| Ulster County Solar | Ulster Solar LLC | Kingston, NY | 2 GWh | Apr 2018 | Dec 2024 | Solar |
| Bluestone | Bluestone Solar LLC | Kingston, NY | 4 GWh | Feb 2019 | Dec 2024 | Solar |
| New Beginnings Solar | Generate Capital | Kingston, NY | 3 GWh | Nov 2019 | Dec 2024 | Solar |
| Landau II Solar (Hybrid) | Generate Capital | Kingston, NY | 4 GWh | Nov 2021 | Dec 2024 | Solar : 99.9% |
| Landau Solar | Generate Capital | Kingston, NY | 3 GWh | Nov 2021 | Dec 2024 | Solar |
| JB-Tobin 2 | AES Clean Energy | La Grange, NY | 2 GWh | Nov 2021 | Dec 2024 | Solar |
| Steel Winds II | Evergreen Wind, LLC | Lackawanna, NY | 41 GWh | Dec 2011 | Dec 2024 | Wind |
| Steel Winds Wind Farm | Evergreen Wind, LLC | Lackawanna, NY | 55 GWh | May 2007 | Dec 2024 | Wind |
| Steel Sun 2: 2303-III-9 Hamburg Tpke | CleanCapital Holdings | Lackawanna, NY | 3 GWh | Apr 2019 | Dec 2024 | Solar |
| Steel Sun 2: 2303-III-4 Hamburg Tpke | CleanCapital Holdings | Lackawanna, NY | 3 GWh | Apr 2019 | Dec 2024 | Solar |
| Steel Sun 2: 2303-III-2 Hamburg Tpke | CleanCapital Holdings | Lackawanna, NY | 3 GWh | Apr 2019 | Dec 2024 | Solar |
| Steel Sun | CleanCapital Holdings | Lackawanna, NY | 4 GWh | Nov 2016 | Mar 2026 | Solar |
| Union Vale | Altus Power America Management, LLC | Lagrangeville, NY | 1 GWh | Jul 2021 | Dec 2024 | Solar |
| E J West | Erie Boulevard Hydropower LP | Lake Luzerne, NY | 75 GWh | Dec 1929 | Dec 2024 | Water |
| Cummins, Inc | Terraform Arcadia | Lakewood, NY | 1 GWh | May 2015 | Dec 2024 | Solar |
| NY Lancaster Shisler Rd Site 2 Solar CSG | AC Power 14, LLC | Lancaster, NY | 6 GWh | Jan 2024 | Dec 2024 | Solar |
| NY Lancaster Gunnville Rd Site 1 Solar C | AC Power 14, LLC | Lancaster, NY | 6 GWh | Jan 2024 | Dec 2024 | Solar |
| Lansing Renewables, LLC | Lansing Renewables, LLC | Lansing, NY | 8 GWh | Oct 2020 | Dec 2024 | Solar |
| Cornell Snyder Road Solar Array | Ulysses Solar, LLC | Lansing, NY | 2 GWh | Oct 2014 | Dec 2024 | Solar |
| Bellisario Solar 1 | Lapeer-Cortland Solar, LLC | Lapeer, NY | 6 GWh | Feb 2021 | Dec 2024 | Solar |
| Bellisario Solar 3 | Lapeer-Cortland Solar, LLC | Lapeer, NY | 6 GWh | Sep 2021 | Dec 2024 | Solar |
| Bellisario Solar 2 | Lapeer-Cortland Solar, LLC | Lapeer, NY | 6 GWh | Sep 2021 | Dec 2024 | Solar |
| Pool Brook Rd Community Solar Farm | Generate Capital | Laurens, NY | 3 GWh | Mar 2019 | Dec 2024 | Solar |
| Robert Moses Niagara | New York Power Authority | Lewiston, NY | 14 TWh | Dec 1960 | Mar 2026 | Water |
| Sullivan County - Adult Care Solar | Tesla Inc. | Liberty, NY | 2 GWh | Apr 2017 | Dec 2024 | Solar |
| Kelly Bridge Road Community Solar Farm | Generate Capital | Liberty, NY | 3 GWh | Dec 2019 | Dec 2024 | Solar |
| Linden Cogen Plant | EFS Cogen Holdings I LLC | Linden, NJ | 6 TWh | Feb 1992 | Mar 2026 | Natural Gas : 99.8% |
| COU Solar I, LLC | Lisbon East | Lisbon, NY | 2 GWh | Jul 2018 | Dec 2024 | Solar |
| CJ Solar I, LLC | Lisbon West | Lisbon, NY | 3 GWh | Jul 2018 | Dec 2024 | Solar |
| Hardscrabble Wind Power LLC | Avangrid Power LLC | Little Falls, NY | 164 GWh | Dec 2010 | Dec 2024 | Wind |
| Little Falls Hydro | Eagle Creek Renewable Energy, LLC | Little Falls, NY | 51 GWh | Dec 1986 | Dec 2024 | Water |
| Beardslee | Erie Boulevard Hydropower LP | Little Falls, NY | 51 GWh | Dec 1923 | Dec 2024 | Water |
| Inghams | Erie Boulevard Hydropower LP | Little Falls, NY | 27 GWh | Dec 1911 | Dec 2024 | Water |
| ELP Livingston Solar | ELP Livingston Solar, LLC | Livingston, NY | 9 GWh | Dec 2022 | Dec 2024 | Solar |
| Hydraulic Race | Erie Boulevard Hydropower LP | Lockport, NY | 10 GWh | Dec 1941 | Nov 2024 | Water |
| Slayton Settlement Road Solar CSG | RPNY Solar 3, LLC | Lockport, NY | 9 GWh | Jan 2024 | Dec 2024 | Solar |
| Ruhlmann A (CSG) | AETS OpCo Holdings LLC | Lockport, NY | 371 MWh | Oct 2024 | Dec 2024 | Solar |
| Vernon Boulevard | New York Power Authority | Long Island City, NY | 117 GWh | Jul 2001 | Dec 2024 | Natural Gas |
| Brentwood | New York Power Authority | Long Island, NY | 37 GWh | Jun 2001 | Dec 2024 | Natural Gas |
| Ravenswood | Ravenswood Operations LLC | Long Island, NY | 3 TWh | Jan 1963 | Mar 2026 | Natural Gas : 84.6% Distillate Fuel Oil : 15.4% |
| Moshier | Erie Boulevard Hydropower LP | Lowville, NY | 38 GWh | Dec 1928 | Dec 2024 | Water |
| Maple Ridge Wind Farm | Flat Rock Windpower, LLC | Lowville, NY | 608 GWh | Nov 2005 | Mar 2026 | Wind |
| Chambers 3 - Lewis County | MN8 Energy LLC | Lowville, NY | 3 GWh | Apr 2018 | Dec 2024 | Solar |
| Roaring Brook, LLC | Avangrid Power LLC | Lowville, NY | 189 GWh | Sep 2021 | Mar 2026 | Wind |
| Number Three Wind Project | Invenergy Services LLC | Lowville, NY | 275 GWh | Apr 2023 | Mar 2026 | Wind |
| Martinsburg CSG LLC | Dimension Energy LLC | Lowville, NY | 39 MWh | Nov 2024 | Dec 2024 | Solar |
| James A Fitzpatrick | Constellation Nuclear | Lycoming, NY | 7 TWh | Jul 1976 | Mar 2026 | Nuclear |
| Nine Mile Point Nuclear Station | Constellation Nuclear | Lycoming, NY | 16 TWh | Nov 1969 | Mar 2026 | Nuclear |
| NY Ridgeway I CSG | DG Empire Shine, LLC | Lyndonville, NY | 3 GWh | Jul 2023 | Dec 2024 | Solar |
| Lyons Falls Hydroelectric | Northbrook Lyons Falls LLC | Lyons Falls, NY | 28 GWh | Nov 1923 | Dec 2024 | Water |
| Lyonsdale Associates | Eagle Creek Renewable Energy, LLC | Lyons Falls, NY | 11 GWh | Jun 1984 | Dec 2024 | Water |
| Moose River | EONY Generation Limited | Lyons Falls, NY | 45 GWh | Oct 1987 | Dec 2024 | Water |
| Gouldtown | Northbrook Lyons Falls LLC | Lyonsdale, NY | 2 GWh | Jul 1953 | Dec 2024 | Water |
| Kosterville | Northbrook Lyons Falls LLC | Lyonsdale, NY | 2 GWh | Apr 1955 | Dec 2024 | Water |
| Summit - Lysander (CSG) | MN8 Energy LLC | Lysander, NY | 6 GWh | Jul 2023 | Dec 2024 | Solar |
| Macedon | Solar Planet Power | Macedon, NY | 2 GWh | Jan 2019 | Dec 2024 | Solar |
| Frey Rd #2 Community Solar Farm | KSI II Consolidated, LLC | Macedon, NY | 2 GWh | Nov 2020 | Dec 2024 | Solar |
| Frey Rd #1 Community Solar Farm | KSI II Consolidated, LLC | Macedon, NY | 2 GWh | Nov 2020 | Dec 2024 | Solar |
| Munnsville Wind Farm LLC | Big Sky Wind, LLC | Madison, NY | 82 GWh | Sep 2007 | Dec 2024 | Wind |
| Madison Windpower LLC | Madison Windpower LLC | Madison, NY | 543 MWh | Sep 2000 | Sep 2025 | Wind |
| Acer | Cypress Creek Renewables | Madrid, NY | 68 MWh | Nov 2024 | Dec 2024 | Solar |
| Macomb | Erie Boulevard Hydropower LP | Malone, NY | 8 GWh | Dec 1939 | Dec 2024 | Water |
| Chasm | Erie Boulevard Hydropower LP | Malone, NY | 27 GWh | Dec 1912 | Dec 2024 | Water |
| Franklin Solar Site | Helios NY I, LLC | Malone, NY | 2 GWh | Nov 2018 | Dec 2024 | Solar |
| Malone Solar Site | Helios NY I, LLC | Malone, NY | 2 GWh | Nov 2018 | Dec 2024 | Solar |
| Green Lakes Solar | EF NY CDG 002, LLC | Manilus, NY | 6 GWh | Feb 2022 | Dec 2024 | Solar |
| North Eagle Village Solar | EF NY CDG 001, LLC | Manilus, NY | 8 GWh | Dec 2021 | Dec 2024 | Solar |
| Manilus | Solar Planet Power | Manilus, NY | 6 GWh | Nov 2023 | Dec 2024 | Solar |
| Meltwater | Cypress Creek Renewables | Manlius, NY | 7 MWh | Nov 2024 | Dec 2024 | Solar |
| Manlius East | CVE US EI5 Manlius East LLC | Manlius, NY | 1 GWh | Sep 2024 | Dec 2024 | Solar |
| Manlius North | CVE US EI4 Manlius North LLC | Manlius, NY | 317 MWh | Sep 2024 | Dec 2024 | Solar |
| Manlius West | CVE US EI5 Manlius West LLC | Manlius, NY | 848 MWh | Sep 2024 | Dec 2024 | Solar |
| CES Marbletown Solar | Consolidated Edison Solutions Inc. | Marbletown, NY | 5 GWh | Feb 2021 | Dec 2024 | Solar |
| DOCCS Midstate | DOCCS Midstate | Marcy, NY | 6 GWh | Oct 2021 | Dec 2024 | Solar |
| Bullitt Farm Solar | Generate Capital | Marcy, NY | 7 GWh | Aug 2023 | Dec 2024 | Solar |
| Bullis Road Solar (CSG) | RPNY Solar 2, LLC | Marilla, NY | 7 GWh | May 2022 | Dec 2024 | Solar |
| Robert Moses Power Dam | New York Power Authority | Massena, NY | 7 TWh | Jun 1958 | Mar 2026 | Water |
| Massena Energy Facility | Power City Partners LP | Massena, NY | 12 GWh | Jun 1992 | Nov 2024 | Natural Gas |
| Mechanicville Hydroelectric Station | Mechanicville Hydroelectric Station | Mechanicville, NY | 22 GWh | Apr 2011 | Dec 2024 | Water |
| Ellsworth I CSG | Nautilus Solar Solutions | Mechanicville, NY | 4 GWh | Aug 2019 | Dec 2024 | Solar |
| NY8 - ELP Stillwater Solar | MN8 Energy LLC | Mechanicville, NY | 34 GWh | Oct 2023 | Dec 2024 | Solar |
| Orbit Bloom Fuel Cell | DG Fuel Cell, LLC | Medford, NY | 46 GWh | Jul 2020 | Dec 2024 | Natural Gas |
| Source Power NY III - Medina II (CSG) | TJA-NY-11202 Ridge Rd Medina, LLC | Medina, NY | 7 GWh | Jan 2024 | Dec 2024 | Solar |
| Glenwood Hydro | Erie Boulevard Hydropower LP | Medina, NY | 6 GWh | Dec 1949 | Dec 2024 | Water |
| Allis Medina Solar LLC CSG | AES Distributed Energy | Medina, NY | 7 GWh | Jun 2020 | Dec 2024 | Solar |
| Beals Medina Solar LLC CSG | AES Distributed Energy | Medina, NY | 5 GWh | Apr 2020 | Dec 2024 | Solar |
| Medusa NY 1 | Medusa NY 1, LLC | Medusa, NY | 3 GWh | May 2020 | Dec 2024 | Solar |
| Middle Falls Hydro | Boralex Hydro Operations Inc | Middle Falls, NY | 10 GWh | Aug 1989 | Dec 2024 | Water |
| Jogee Road Solar | DG New York CS, LLC | MIddleton, NY | 3 GWh | Jun 2022 | Dec 2024 | Solar |
| Middletown Solar 1, LLC Hybrid CSG | AES Distributed Energy | Middletown, NY | 2 GWh | Nov 2020 | Dec 2024 | Solar |
| Shoemaker | Alliance NYGT, LLC | Middletown, NY | 336 MWh | Jun 1972 | Nov 2024 | Natural Gas |
| Fogarty CSG | Fogarty Solar LLC | Middletown, NY | 4 GWh | Feb 2021 | Dec 2024 | Solar |
| Howell CSG | Nautilus Solar Solutions | Middletown, NY | 2 GWh | Jan 2020 | Dec 2024 | Solar |
| Middletown NY 1 | Middletown NY 1, LLC | Middletown, NY | 4 GWh | Feb 2020 | Dec 2024 | Solar |
| Millbrook School | Tesla Inc. | Millbrook, NY | 2 GWh | Feb 2015 | Dec 2024 | Solar |
| Saratoga Solar LLC | Green Street Power Partners | Milton, NY | 8 GWh | Nov 2019 | Dec 2024 | Solar |
| Minetto | Erie Boulevard Hydropower LP | Minetto, NY | 33 GWh | Dec 1914 | Dec 2024 | Water |
| Minisink Solar 1 LLC | Minisink Solar 1 LLC | Minisink, NY | 4 GWh | Sep 2018 | Dec 2024 | Solar |
| Columbia University - Minisink | AES Distributed Energy | Minisink, NY | 4 GWh | Jun 2018 | Dec 2024 | Solar |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #61 | Alcoa Power Generating, Inc. - Yadkin Division | 522.6 GWh | 4 |
| #25 | Dominion Energy South Carolina, Inc. | 24.9 TWh | 87 |
| #13 | Duke Energy Carolinas | 112.2 TWh | 565 |
| #17 | Duke Energy Progress East | 64.7 TWh | 559 |
| #51 | Duke Energy Progress West | 4.6 TWh | 10 |
| #15 | ISO New England | 111.3 TWh | 1,577 |
| #23 | Louisville Gas and Electric Company and Kentucky Utilities Company | 34.1 TWh | 25 |
| #1 | PJM Interconnection, LLC | 873.9 TWh | 2,465 |
| #31 | South Carolina Public Service Authority | 18.5 TWh | 34 |
| #59 | Southeastern Power Administration | 1.3 TWh | 11 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #6 | Southern Company Services, Inc. - Trans | 252.5 TWh | 417 |
| #7 | California Independent System Operator | 173.0 TWh | 2,075 |
| #9 | Tennessee Valley Authority | 163.7 TWh | 204 |
| #10 | Florida Power & Light Co. | 151.0 TWh | 187 |
| #12 | New York Independent System Operator | 134.9 TWh | 1,211 |
| #13 | Duke Energy Carolinas | 112.2 TWh | 565 |
| #15 | ISO New England | 111.3 TWh | 1,577 |
| #16 | Bonneville Power Administration | 90.2 TWh | 163 |
| #17 | Duke Energy Progress East | 64.7 TWh | 559 |
| #18 | PacifiCorp East | 61.1 TWh | 216 |