New York Independent System Operator
Balancing Authority Summary Information
New York Independent System Operator is ranked #12 out of 65 balancing authorities in terms of total annual electricity generation.
| Balancing Authority | New York Independent System Operator |
|---|---|
| States | New Jersey New York |
| Last Update | Oct 2025 |
| Annual Generation | 131.6 TWh |
| Power Plants | 1,211 |
| Utilities | 601 |
| Ranked #12 out of 65 in terms of net annual generation | |
| Ranked #10 out of 53 in terms of annual generation from natural gas | |
| Power Plant Types | Natural Gas | 52.7% Nuclear | 20.4% Water | 18.5% Wind | 5.3% 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 |
|---|---|---|---|---|---|---|
| Malone Solar Site | Helios NY I, LLC | Malone, NY | 2 GWh | Nov 2018 | Dec 2024 | Solar |
| Franklin Solar Site | Helios NY I, LLC | Malone, NY | 2 GWh | Nov 2018 | Dec 2024 | Solar |
| Sweden 1 | Helios Energy New York 3 LLC | Sweden, NY | 8 GWh | Aug 2021 | Dec 2024 | Solar |
| Hamlin 1 | Helios Energy New York 2 LLC | Hamlin, NY | 7 GWh | Nov 2021 | Dec 2024 | Solar |
| Geneseo Solar | Helios Energy New York 15 LLC | Geneseo, NY | 8 GWh | Nov 2021 | Dec 2024 | Solar |
| Guilderland Solar | Helios Energy New York 13 LLC | Altamont, NY | 2 GWh | Nov 2023 | Dec 2024 | Solar |
| Hawkeye Energy Greenport LLC | Hawkeye Energy Greenport LLC | Greenport, NY | 25 GWh | Jun 2003 | Dec 2024 | Kerosene |
| Harbec Energy | Harbec Energy | Ontario, NY | 598 MWh | Nov 2001 | Dec 2024 | Natural Gas : 97.3% Wind : 2.7% |
| Hampshire Paper | Hampshire Paper Co Inc | Gouverneur, NY | 12 GWh | Apr 1987 | Dec 2024 | Water |
| Hales Mills Solar, LLC | Hales Mills Solar, LLC | Johnstown, NY | 6 GWh | Sep 2020 | Dec 2024 | Solar |
| Greenidge Generation LLC | Greenidge Generation Holdings LLC | Dresden, NY | 674 GWh | Nov 1953 | Dec 2024 | Natural Gas |
| Greene Community Solar | Greene Community Solar LLC | Chenango Forks, NY | 12 MWh | Nov 2024 | Dec 2024 | Solar |
| Hecate Energy Albany County 1 | Greenbacker Renewable Energy Corporation | Coeymans, NY | 27 GWh | Jan 2024 | Dec 2024 | Solar |
| Millersport GM 1 | Greenbacker Renewable Energy Corporation | Amherst, NY | 7 GWh | Feb 2023 | Dec 2024 | Solar |
| Capital Hill Solar LLC | Greenbacker Renewable Energy Corporation | Albany, NY | 2 GWh | Dec 2021 | Dec 2024 | Solar |
| Hecate Energy Albany 2 LLC | Greenbacker Renewable Energy Corporation | Coeymans, NY | 25 GWh | Mar 2024 | Dec 2024 | Solar |
| Bizer Creek | Greenbacker Renewable Energy Corporation | Getzville, NY | 2 GWh | Mar 2023 | Dec 2024 | Solar |
| Sunvestment Energy Group NY 63 LLC | Green Street Power Partners | East Syracuse, NY | 3 GWh | Aug 2020 | Dec 2024 | Solar |
| Riley Road LLC | Green Street Power Partners | New Windsor, NY | 7 GWh | Jul 2019 | Dec 2024 | Solar |
| Hope Solar Farm LLC | Green Street Power Partners | Troy, NY | 3 GWh | Nov 2019 | Dec 2024 | Solar |
| Catlin Solar 1 LLC | Green Street Power Partners | Beaver Dams, NY | 6 GWh | Nov 2019 | Dec 2024 | Solar |
| Washington Avenue Solar, LLC | Green Street Power Partners | Glenville, NY | 4 GWh | Nov 2020 | Dec 2024 | Solar |
| Saratoga Solar LLC | Green Street Power Partners | Milton, NY | 8 GWh | Nov 2019 | Dec 2024 | Solar |
| DOCCS Greene | Green Correctional Coxsackie NY Solar LLC | Coxsackie, NY | 9 GWh | Sep 2022 | Dec 2024 | Solar |
| NY Grand Island 871 Whitehaven Rd Solar | Grand Island Sunrise LLC | Grand Island, NY | 7 GWh | Feb 2024 | Dec 2024 | Solar |
| Grabinski | Grabinski Solar LLC | Walden, NY | 4 GWh | Jun 2019 | Aug 2024 | Solar |
| Dahowa Hydro | GR Catalyst Two LLC | Greenwich, NY | 27 GWh | Nov 1987 | Dec 2024 | Water |
| Stillwater Hydro Electric Project | GR Catalyst One, LLC | Stillwater, NY | 11 GWh | Mar 1993 | Dec 2024 | Water |
| Gore Mountain Solar II | Gore Mountain Solar II, LLC | Whitehall, NY | 3 GWh | Aug 2016 | Dec 2024 | Solar |
| Good Samaritan Hospital | Good Samaritan Hospital | Suffern, NY | 25 MWh | Dec 1979 | Dec 2024 | Distillate Fuel Oil : 92.4% Natural Gas : 7.6% |
| Gloversville Landfill Solar | Gloversville Community Solar LLC | Johnstown, NY | 8 GWh | Apr 2021 | Dec 2024 | Solar |
| County Route 84 Solar | Generate Capital | Troupsburg, NY | 8 GWh | Nov 2021 | Dec 2024 | Solar |
| Bantam Solar | Generate Capital | Saint Johnsville, NY | 10 GWh | Feb 2022 | Dec 2024 | Solar |
| Brickchurch Solar | Generate Capital | North Rose, NY | 3 GWh | Feb 2020 | Dec 2024 | Solar |
| Canoga Solar | Generate Capital | Seneca Falls, NY | 8 GWh | Jun 2021 | Dec 2024 | Solar |
| Landau II Solar (Hybrid) | Generate Capital | Kingston, NY | 4 GWh | Nov 2021 | Dec 2024 | Solar : 99.9% |
| Henrietta Solar | Generate Capital | West Henrietta, NY | 8 GWh | Nov 2021 | Dec 2024 | Solar |
| Bogart Solar | Generate Capital | Palenville, NY | 2 GWh | Nov 2019 | Dec 2024 | Solar |
| Costanza Solar | Generate Capital | Westerlo, NY | 3 GWh | Nov 2020 | Dec 2024 | Solar |
| Catskill | Generate Capital | Triangle, NY | 6 GWh | Aug 2023 | Dec 2024 | Solar |
| Donati Solar | Generate Capital | Seneca Falls, NY | 4 GWh | Sep 2021 | Dec 2024 | Solar |
| Finney Solar | Generate Capital | Fort Johnson, NY | 9 GWh | Nov 2021 | Dec 2024 | Solar |
| Dunkleman Solar | Generate Capital | Cattaraugus, NY | 7 GWh | Dec 2022 | Dec 2024 | Solar |
| Ridgeway 2 | Generate Capital | Rochester, NY | 5 GWh | Nov 2023 | Dec 2024 | Solar |
| Rivard 1 | Generate Capital | Sheridan, NY | 6 GWh | Nov 2023 | Dec 2024 | Solar |
| Dubois Solar (Hybrid) | Generate Capital | Pine Bush, NY | 3 GWh | Nov 2020 | Dec 2024 | Solar : 99.9% |
| Cafferty Hill Solar | Generate Capital | Owego, NY | 8 GWh | Feb 2022 | Dec 2024 | Solar |
| Burritt Rd Community Solar Farm | Generate Capital | Parma, NY | 3 GWh | Jan 2020 | Dec 2024 | Solar |
| Eddy | Generate Capital | Williamson, NY | 4 GWh | Sep 2023 | Dec 2024 | Solar |
| McCarthy Solar | Generate Capital | Blooming Grove, NY | 4 GWh | Nov 2021 | Dec 2024 | Solar |
| Bullitt Farm Solar | Generate Capital | Marcy, NY | 7 GWh | Aug 2023 | Dec 2024 | Solar |
| Genesee - CCR Solar | Generate Capital | Hilton, NY | 7 GWh | Nov 2022 | Dec 2024 | Solar |
| Davis Solar | Generate Capital | Goshen, NY | 2 GWh | Apr 2023 | Dec 2024 | Solar |
| Wildflower Way Solar | Generate Capital | Bath, NY | 8 GWh | Jun 2021 | Dec 2024 | Solar |
| Wheatland 2B Solar | Generate Capital | Scottsville, NY | 8 GWh | Nov 2021 | Dec 2024 | Solar |
| Wheatland 2A Solar | Generate Capital | Scottsville, NY | 8 GWh | Nov 2021 | Dec 2024 | Solar |
| West Creek Solar | Generate Capital | Newark Valley, NY | 8 GWh | Nov 2021 | Dec 2024 | Solar |
| Glen Mary 1 | Generate Capital | Tioga, NY | 8 GWh | Nov 2021 | Dec 2024 | Solar |
| Glen Mary 2 | Generate Capital | Tioga, NY | 4 GWh | Nov 2021 | Dec 2024 | Solar |
| Barone | Generate Capital | Wurtsboro, NY | 4 GWh | Mar 2024 | Dec 2024 | Solar |
| Krumkill Road Solar North, LLC | Generate Capital | Guilderland, NY | 3 GWh | Jul 2024 | Dec 2024 | Solar |
| Krumkill Road Solar South, LLC | Generate Capital | Guilderland, NY | 3 GWh | Jul 2024 | Dec 2024 | Solar |
| Svenski Solar (Hybrid) | Generate Capital | Crawford, NY | 3 GWh | Mar 2022 | Dec 2024 | Solar |
| Spencer (NY) | Generate Capital | Candor, NY | 7 GWh | Dec 2023 | Dec 2024 | Solar |
| Lockenhurst Pond Solar | Generate Capital | Westtown, NY | 4 GWh | Oct 2022 | Dec 2024 | Solar |
| Janiak | Generate Capital | Port Jervis, NY | 4 GWh | Oct 2023 | Dec 2024 | Solar |
| State Highway 17B Solar | Generate Capital | Bethel, NY | 7 GWh | Feb 2021 | Dec 2024 | Solar |
| Ridgeway 1 | Generate Capital | Rochester, NY | 9 GWh | Oct 2023 | Dec 2024 | Solar |
| Rivard 2 | Generate Capital | Sheridan, NY | 7 GWh | Nov 2023 | Dec 2024 | Solar |
| County Route 11B | Generate Capital | Mooers Forks, NY | 4 GWh | Apr 2024 | Dec 2024 | Solar |
| State Route 14A Solar | Generate Capital | Benton, NY | 8 GWh | Nov 2021 | Dec 2024 | Solar |
| Sangolqui Solar | Generate Capital | Seneca Falls, NY | 4 GWh | Aug 2021 | Dec 2024 | Solar |
| Drinkwater Solar | Generate Capital | Saint Johnsville, NY | 4 GWh | Nov 2021 | Dec 2024 | Solar |
| Salt Point Solar (Hybrid) | Generate Capital | Poughkeepsie, NY | 3 GWh | Dec 2020 | Dec 2024 | Solar : 99.9% |
| Landau Solar | Generate Capital | Kingston, NY | 3 GWh | Nov 2021 | Dec 2024 | Solar |
| Reisender Solar | Generate Capital | Ellenville, NY | 3 GWh | Nov 2019 | Dec 2024 | Solar |
| Reid Solar | Generate Capital | Rome, NY | 7 GWh | Mar 2021 | Dec 2024 | Solar |
| NY70 Solar | Generate Capital | Hunt, NY | 8 GWh | Oct 2021 | Dec 2024 | Solar |
| New Beginnings Solar | Generate Capital | Kingston, NY | 3 GWh | Nov 2019 | Dec 2024 | Solar |
| Washington St Community Solar Farm #3 | Generate Capital | Ogden, NY | 4 GWh | Mar 2020 | Dec 2024 | Solar |
| Telegraph Rd #2 Community Solar Farm | Generate Capital | Pike, NY | 3 GWh | Nov 2021 | Dec 2024 | Solar |
| Yellow Mills Rd #3 Community Solar Farm | Generate Capital | Farmington, NY | 3 GWh | Nov 2022 | Dec 2024 | Solar |
| Villa Roma Rd #1 | Generate Capital | Delaware, NY | 3 GWh | Jan 2020 | Dec 2024 | Solar |
| Villa Roma Rd #2 | Generate Capital | Delaware, NY | 3 GWh | Jan 2020 | Dec 2024 | Solar |
| Telegraph Rd #1 Community Solar Farm | Generate Capital | Pike, NY | 6 GWh | Nov 2021 | Dec 2024 | Solar |
| Route 19 #1 Community Solar Farm | Generate Capital | Pike, NY | 4 GWh | May 2022 | Dec 2024 | Solar |
| Big Tree Community Solar Farm | Generate Capital | Wales, NY | 3 GWh | Jan 2021 | Dec 2024 | Solar |
| Washington St Community Solar Farm #1 | Generate Capital | Ogden, NY | 3 GWh | Jan 2020 | Dec 2024 | Solar |
| Route 19 #2 Community Solar Farm | Generate Capital | Pike, NY | 9 GWh | May 2022 | Dec 2024 | Solar |
| Washington St Community Solar Farm #4 | Generate Capital | Ogden, NY | 2 GWh | Jan 2020 | Dec 2024 | Solar |
| Sacket Lake Rd #1 Community Solar Farm | Generate Capital | Thompson, NY | 3 GWh | Dec 2019 | Dec 2024 | Solar |
| Yellow Mills Rd #1 Community Solar Farm | Generate Capital | Farmington, NY | 3 GWh | Nov 2022 | Dec 2024 | Solar |
| Pool Brook Rd Community Solar Farm | Generate Capital | Laurens, NY | 3 GWh | Mar 2019 | Dec 2024 | Solar |
| Kelly Bridge Road Community Solar Farm | Generate Capital | Liberty, NY | 3 GWh | Dec 2019 | Dec 2024 | Solar |
| Boas Rd #4 Community Solar Farm | Generate Capital | Mooers, NY | 3 GWh | Jan 2020 | Dec 2024 | Solar |
| Yellow Mills Rd #2 Community Solar Farm | Generate Capital | Farmington, NY | 3 GWh | Nov 2022 | Dec 2024 | Solar |
| Bethlehem Energy Center | GB II New York LLC | Glenmont, NY | 4 TWh | Jun 2005 | Jul 2025 | Natural Gas |
| Freehold(CSG) | Freehold Solar, LLC | Freehold, NY | 4 GWh | Oct 2021 | Dec 2024 | Solar |
| Ny Frankfort Bleecker St - Frankfort -NG | Frankfort Solar Farm LLC | Frankfort, NY | 2 GWh | May 2024 | Dec 2024 | Solar |
| Coxsackie Solar | FPS Coxsackie Solar LLC | Coxsackie, NY | 8 GWh | Sep 2022 | Dec 2024 | Solar |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #61 | Alcoa Power Generating, Inc. - Yadkin Division | 733.4 GWh | 4 |
| #25 | Dominion Energy South Carolina, Inc. | 25.7 TWh | 87 |
| #13 | Duke Energy Carolinas | 112.0 TWh | 565 |
| #17 | Duke Energy Progress East | 64.4 TWh | 559 |
| #52 | Duke Energy Progress West | 4.1 TWh | 10 |
| #14 | ISO New England | 104.0 TWh | 1,577 |
| #24 | Louisville Gas and Electric Company and Kentucky Utilities Company | 34.2 TWh | 25 |
| #1 | PJM Interconnection, LLC | 866.1 TWh | 2,465 |
| #29 | South Carolina Public Service Authority | 19.1 TWh | 34 |
| #59 | Southeastern Power Administration | 1.5 TWh | 11 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #6 | Southern Company Services, Inc. - Trans | 249.8 TWh | 417 |
| #7 | California Independent System Operator | 188.7 TWh | 2,075 |
| #8 | Tennessee Valley Authority | 160.6 TWh | 204 |
| #10 | Florida Power & Light Co. | 148.9 TWh | 187 |
| #12 | New York Independent System Operator | 131.6 TWh | 1,211 |
| #13 | Duke Energy Carolinas | 112.0 TWh | 565 |
| #14 | ISO New England | 104.0 TWh | 1,577 |
| #16 | Bonneville Power Administration | 79.9 TWh | 163 |
| #17 | Duke Energy Progress East | 64.4 TWh | 559 |
| #18 | Salt River Project Agricultural Improvement and Power District | 60.5 TWh | 48 |