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 | Oct 2026 |
| Annual Generation | 134.1 TWh |
| Power Plants | 1,334 |
| Utilities | 620 |
| 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 | 54.2% Nuclear | 19.4% Water | 18.3% Wind | 5.2% Other Fuel | 2.9% |
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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 |
|---|---|---|---|---|---|---|
| Kilmer | Kilmer Solar LLC | Ransomville, NY | 5 GWh | Sep 2024 | Dec 2025 | Solar |
| Manlius East | CVE US EI5 Manlius East LLC | Manlius, NY | 9 GWh | Sep 2024 | Dec 2025 | Solar |
| Manlius North | CVE US EI4 Manlius North LLC | Manlius, NY | 3 GWh | Sep 2024 | Dec 2025 | Solar |
| Manlius West | CVE US EI5 Manlius West LLC | Manlius, NY | 8 GWh | Sep 2024 | Dec 2025 | Solar |
| Mantisi | Mantisi Solar LLC | Brockport, NY | 9 GWh | Feb 2024 | Dec 2025 | Solar |
| Quaker | CVE US EI8 Quaker LLC | Queensbury, NY | 8 GWh | Nov 2024 | Dec 2025 | Solar |
| Rak 1 | Rak 1 Solar LLC | Fredonia, NY | 9 GWh | Nov 2023 | Dec 2025 | Solar |
| Wheatfield | CVE US EI3 Wheatfield LLC | Sanborn, NY | 6 GWh | Nov 2023 | Dec 2025 | Solar |
| Wolf | Wolf Solar LLC | Brockport, NY | 7 GWh | Jan 2024 | Dec 2025 | Solar |
| Maple North 1 | Scale Sustainable I, LLC | Amsterdam, NY | 7 GWh | May 2024 | Dec 2025 | Solar |
| Maple North 2 | Scale Sustainable I, LLC | Amsterdam, NY | 6 GWh | May 2024 | Dec 2025 | Solar |
| Maple West | Scale Sustainable I, LLC | Amsterdam, NY | 10 GWh | May 2024 | Dec 2025 | Solar |
| Manilus | Solar Planet Power | Manilus, NY | 6 GWh | Nov 2023 | Dec 2025 | Solar |
| North Troy | Onyx Asset Services Group | Troy, NY | 6 GWh | Sep 2024 | Dec 2025 | Solar |
| Rak 2 | Rak 2 Solar LLC | Fredonia, NY | 6 GWh | Nov 2023 | Dec 2025 | Solar |
| Rivard 1 | Generate Capital | Sheridan, NY | 8 GWh | Nov 2023 | Dec 2025 | Solar |
| Ridgeway 2 | Generate Capital | Rochester, NY | 5 GWh | Nov 2023 | Dec 2025 | Solar |
| Catskill | Generate Capital | Triangle, NY | 5 GWh | Aug 2023 | Dec 2025 | Solar |
| Pivot Solar NY 1 | Pivot Energy | Ticonderoga, NY | 9 GWh | Feb 2024 | Dec 2025 | Solar |
| Pivot Solar NY 3 | Pivot Energy | Delevan, NY | 4 GWh | Mar 2024 | Dec 2025 | Solar |
| Pivot Solar NY 6 | Pivot Energy | Ticonderoga, NY | 8 GWh | Mar 2024 | Dec 2025 | Solar |
| Pivot Solar NY 9 | Pivot Energy | Ticonderoga, NY | 8 GWh | Feb 2024 | Dec 2025 | Solar |
| Pivot Solar NY 4 | Pivot Energy | Verona, NY | 3 GWh | Sep 2024 | Dec 2025 | Solar |
| Pivot Solar NY 5 | Pivot Energy | Ticonderoga, NY | 4 GWh | Nov 2024 | Dec 2025 | Solar |
| Hanover II PV (CSG) | Hanover II PV LLC | Forestville, NY | 4 GWh | Jun 2025 | Dec 2025 | Solar |
| Burns Road Solar | Pivot Energy | Angola, NY | 5 GWh | Feb 2024 | Dec 2025 | Solar |
| Pivot Niagara Solar | Pivot Energy | Lewiston, NY | 6 GWh | Sep 2024 | Dec 2025 | Solar |
| Spring Street Road | Madison Energy Investments LLC | Union Springs, NY | 581 MWh | Jul 2023 | Dec 2025 | Solar |
| SP-425 Memphis | Madison Energy Investments LLC | Memphis, NY | 6 GWh | Jun 2025 | Dec 2025 | Solar |
| Angell Road | Bullrock-NxtGenREA | Hanover, NY | 4 GWh | Aug 2024 | Dec 2025 | Solar |
| Hanover Road | Bullrock-NxtGenREA | Hanover, NY | 4 GWh | Oct 2024 | Dec 2025 | Solar |
| Kirkland | Bullrock-NxtGenREA | Kirkland, NY | 6 GWh | Aug 2024 | Dec 2025 | Solar |
| Arcadia | Bullrock-NxtGenREA | Newark, NY | 5 GWh | Nov 2024 | Dec 2025 | Solar |
| Harris (NY) | Bullrock-NxtGenREA | Liberty, NY | 3 GWh | Jan 2024 | Dec 2025 | Solar |
| State HWY 17C | Bullrock-NxtGenREA | Tioga, NY | 7 GWh | May 2024 | Dec 2025 | Solar |
| Day Hollow | Bullrock-NxtGenREA | Owego, NY | 8 GWh | Dec 2023 | Dec 2025 | Solar |
| Jericho | Bullrock-NxtGenREA | Alfred, NY | 8 GWh | Sep 2024 | Dec 2025 | Solar |
| ESNY-Yorktown | ESNY-Yorktown, LLC | Yorktown, NY | 6 GWh | Nov 2024 | Dec 2025 | Solar |
| NSF Edmeston Site 1 | NSF Energy Three LLC | South Edmeston, NY | 2 GWh | Aug 2025 | Dec 2025 | Solar |
| NSF Edmeston Site 2 | NSF Energy Three LLC | South Edmeston, NY | 2 GWh | Aug 2025 | Dec 2025 | Solar |
| Ransom | Generate Capital | Binghamton, NY | 8 GWh | Nov 2024 | Dec 2025 | Solar |
| Shoddy Hollow | Generate Capital | Otisville, NY | 9 GWh | Nov 2024 | Dec 2025 | Solar |
| Wedge NY | Generate Capital | Horseheads, NY | 5 GWh | Nov 2024 | Dec 2025 | Solar |
| NY 5 King LLC | NY 5 King LLC | Wilton, NY | 5 GWh | Sep 2025 | Dec 2025 | Solar |
| NY 24 Sherman LLC | NY 24 Sherman LLC | Gavensvoort, NY | 5 GWh | Sep 2025 | Dec 2025 | Solar |
| NY 262 Libertyville LLC | NY 262 Libertyville LLC | Gardiner, NY | 166 MWh | Sep 2025 | Dec 2025 | Solar |
| NY Country Road 67 and Majorana | NY Country Road 67 and Majorana | Poughkeepsie, NY | 184 MWh | Oct 2025 | Dec 2025 | Solar |
| NSF Chateaugay Site 1 | NSF Chateaugay Site 1 LLC | Chateaugay, NY | 7 GWh | Dec 2024 | Dec 2025 | Solar |
| NSF Chateaugay Site 2 | NSF Chateaugay Site 2 LLC | Chateaugay, NY | 6 GWh | Dec 2024 | Dec 2025 | Solar |
| O'Brien 2 | Generate Capital | Hartford, NY | 7 GWh | Apr 2024 | Dec 2025 | Solar |
| Chenunda Creek | Generate Capital | Wellsville, NY | 4 GWh | Dec 2024 | Dec 2025 | Solar |
| Green Haven | Generate Capital | Stormville, NY | 702 MWh | Aug 2025 | Dec 2025 | Solar |
| Independence North | Generate Capital | Whitesville, NY | 2 GWh | Jul 2025 | Dec 2025 | Solar |
| Oak Orchard | Generate Capital | Batavia, NY | 112 MWh | Nov 2025 | Dec 2025 | Solar |
| NSF Marshall Site 2 | NSF Marshall Site 2, LLC | Marshall, NY | 320 MWh | Oct 2025 | Dec 2025 | Solar |
| NSF Marshall Site 1 | NSF Marshall Site 1, LLC | Marshall, NY | 237 MWh | Oct 2025 | Dec 2025 | Solar |
| NSF Danby Site 1, LLC | NSF Energy Two, LLC | Ithaca, NY | 6 GWh | Nov 2024 | Dec 2025 | Solar |
| NSF Danby Site 2, LLC | NSF Energy Two, LLC | Ithaca, NY | 5 GWh | Nov 2024 | Dec 2025 | Solar |
| NSF Danby Site 3, LLC | NSF Energy Two, LLC | Ithaca, NY | 5 GWh | Nov 2024 | Dec 2025 | Solar |
| NSF Marshall Site 3 | NSF Marshall Site 3, LLC | Marshall, NY | 191 MWh | Oct 2025 | Dec 2025 | Solar |
| NSF Union | NJR Clean Energy Ventures Corporation | Endicott, NY | 2 GWh | Aug 2025 | Dec 2025 | Solar |
| Cambridge Solar | Generate Capital | Cambridge, NY | 4 GWh | May 2025 | Dec 2025 | Solar |
| Route 19N | Generate Capital | Le Roy, NY | 7 MWh | Nov 2025 | Dec 2025 | Solar |
| Route 19W | Generate Capital | Le Roy, NY | 3 MWh | Nov 2025 | Dec 2025 | Solar |
| Winema Solar Partners | Winema Solar Partners, LLC | Oneida, NY | 9 GWh | Feb 2024 | Dec 2025 | Solar |
| New Hartford | 38DN Asset Management LLC | New Hartford, NY | 3 MWh | Sep 2025 | Dec 2025 | Solar |
| Rose Hill Road Solar 2 - Spafford 2 | 38DN Asset Management LLC | Skaneateles, NY | 3 GWh | Apr 2025 | Dec 2025 | Solar |
| Rose Hill Road Solar 1 - Spafford 1 | 38DN Asset Management LLC | Skaneateles, NY | 6 GWh | Apr 2025 | Dec 2025 | Solar |
| Altamont Road Solar, LLC | Generate Capital | Voorheesville, NY | 4 GWh | Apr 2024 | Dec 2025 | Solar |
| Brodhead Solar, LLC | Generate Capital | Moderna, NY | 4 GWh | Dec 2023 | Dec 2025 | Solar |
| Moores Hill | LSE Sculptor, LLC | New Windsor, NY | 1 GWh | Jul 2025 | Dec 2025 | Solar |
| Holtsville Coast Solar Project | Coast Energy Holdings, LLC | Holtsville, NY | 17 MWh | Nov 2025 | Dec 2025 | Solar |
| Neversink | New York Power Authority | Grahmsville, NY | 12 GWh | Nov 1953 | Nov 2025 | Water |
| Chasm Hydro Partnership | Ampersand Chasm Hydro LLC | Chateaugay, NY | 2 GWh | Feb 1982 | Nov 2025 | Water |
| Indeck Olean Energy Center | Indeck-Olean Ltd Partnership | Olean, NY | 80 GWh | Dec 1993 | Nov 2025 | Natural Gas : 99.8% |
| Pinelawn Power LLC | Pinelawn Power LLC | West Babylon, NY | 93 GWh | Jun 2005 | Nov 2025 | Natural Gas : 97.8% Kerosene : 2.2% |
| Cummins, Inc | Terraform Arcadia | Lakewood, NY | 440 MWh | May 2015 | Nov 2025 | Solar |
| Harbec Energy | Harbec Energy | Ontario, NY | 365 MWh | Nov 2001 | Nov 2025 | Wind : 51.5% Natural Gas : 48.5% |
| TJA-NY-Cohocton Solar Farm, LLC | Dimension Energy LLC | Cohocton, NY | 7 GWh | Nov 2024 | Nov 2025 | Solar |
| USNY - Geddes | Abundant Solar Power Inc. | Town of Geddes, NY | 1 GWh | Jun 2025 | Nov 2025 | Solar |
| Carthage Energy LLC | Carthage Energy LLC | Carthage, NY | 7 GWh | Oct 1991 | Oct 2025 | Natural Gas |
| Selkirk Cogen | Selkirk Cogen Partners LP | Selkirk, NY | 346 GWh | Mar 1992 | Oct 2025 | Natural Gas |
| Normanskill Hydro Project | Watervliet, City of - (NY) | Guilderland, NY | 1 GWh | Mar 1983 | Oct 2025 | Water |
| Massena Energy Facility | Power City Partners LP | Massena, NY | 44 GWh | Jun 1992 | Oct 2025 | Natural Gas |
| Oneida - West | Madison Energy Investments LLC | Whitestown, NY | 2 GWh | Nov 2015 | Oct 2025 | Solar |
| Mount Hope East | Mount Hope Solar 1 LLC | Mount Hope, NY | 3 GWh | Sep 2019 | Oct 2025 | Solar |
| NY Lancaster Gunnville Rd Site 1 Solar C | AC Power 14, LLC | Lancaster, NY | 6 GWh | Jan 2024 | Oct 2025 | Solar |
| NY CDG 010 | NY CDG 010 LLC | Astoria, NY | 1 GWh | Feb 2025 | Oct 2025 | Solar |
| Pouch | New York Power Authority | Staten Island, NY | 79 GWh | Jul 2001 | Sep 2025 | Natural Gas |
| CH Resources Beaver Falls | Lakeside Beaver Falls LLC | Beaver Falls, NY | 12 GWh | Mar 1995 | Sep 2025 | Natural Gas |
| Madison Windpower LLC | Madison Windpower LLC | Madison, NY | 543 MWh | Sep 2000 | Sep 2025 | Wind |
| Tompkins Cortland Community College | SEC LHNY Solar One, LLC | Dryden, NY | 2 GWh | Apr 2015 | Sep 2025 | Solar |
| Ulster County Solar | Madison Energy Investments LLC | Kingston, NY | 1 GWh | Apr 2018 | Sep 2025 | Solar |
| Franklin Solar Site | Madison Energy Investments LLC | Malone, NY | 2 GWh | Nov 2018 | Sep 2025 | Solar |
| Malone Solar Site | Madison Energy Investments LLC | Malone, NY | 1 GWh | Nov 2018 | Sep 2025 | Solar |
| GE 19th Hole | Madison Energy Investments LLC | Johnstown, NY | 11 GWh | Dec 2017 | Sep 2025 | Solar |
| Rush Solar | Rush Solar Farm 1, LLC | Rush, NY | 556 MWh | Oct 2024 | Sep 2025 | Solar |
| Yaleville | Erie Boulevard Hydropower LP | Norfolk, NY | 3 GWh | Dec 1939 | Jul 2025 | Water |
| Broadalbin-Perth Solar | AES Distributed Energy | Amsterdam, NY | 2 GWh | Aug 2018 | Jul 2025 | Solar |
| Hyland LFGTE Facility | Casella Waste Systems | Angelica, NY | 33 GWh | Jul 2008 | Jun 2025 | Landfill Gas |
Surrounding Balancing Authorities
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #61 | Alcoa Power Generating, Inc. - Yadkin Division | 433.0 GWh | 4 |
| #24 | Dominion Energy South Carolina, Inc. | 26.1 TWh | 83 |
| #13 | Duke Energy Carolinas | 113.4 TWh | 578 |
| #17 | Duke Energy Progress East | 66.2 TWh | 574 |
| #50 | Duke Energy Progress West | 4.6 TWh | 15 |
| #15 | ISO New England | 112.2 TWh | 1,667 |
| #23 | Louisville Gas and Electric Company and Kentucky Utilities Company | 34.2 TWh | 25 |
| #1 | PJM Interconnection, LLC | 890.9 TWh | 2,806 |
| #28 | South Carolina Public Service Authority | 19.6 TWh | 35 |
| #59 | Southeastern Power Administration | 1.2 TWh | 11 |
Balancing Authorities with Similar Net Generation
| Rank | Balancing Authority | Annual Net Generation | # Power Plants |
|---|---|---|---|
| #6 | Southern Company Services, Inc. - Trans | 259.3 TWh | 423 |
| #7 | California Independent System Operator | 168.7 TWh | 2,170 |
| #9 | Tennessee Valley Authority | 166.2 TWh | 209 |
| #10 | Florida Power & Light Co. | 153.0 TWh | 188 |
| #12 | New York Independent System Operator | 134.1 TWh | 1,334 |
| #13 | Duke Energy Carolinas | 113.4 TWh | 578 |
| #15 | ISO New England | 112.2 TWh | 1,667 |
| #16 | Bonneville Power Administration | 91.1 TWh | 170 |
| #17 | Duke Energy Progress East | 66.2 TWh | 574 |
| #18 | PacifiCorp East | 61.4 TWh | 223 |