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 |
|---|---|---|---|---|---|---|
| Northport | National Grid Generation LLC | Northport, NY | 4 TWh | Feb 1967 | Jul 2026 | Natural Gas : 88.3% Residual Fuel Oil : 11.7% |
| CPV Valley Energy Center | CPV Valley, LLC | Wawayanda, NY | 5 TWh | Apr 2018 | Jul 2026 | Natural Gas |
| R E Ginna Nuclear Power Plant | Constellation Nuclear | Ontario, NY | 5 TWh | Jun 1970 | Jul 2026 | Nuclear |
| Linden Cogen Plant | EFS Cogen Holdings I LLC | Linden, NJ | 6 TWh | Feb 1992 | Jul 2026 | Natural Gas : 99.9% |
| Sithe Independence Station | Sithe/Independence LLC | Oswego, NY | 7 TWh | Jul 1994 | Jul 2026 | Natural Gas |
| Cricket Valley Energy | Cricket Valley Energy Center LLC | Dover, NY | 7 TWh | Mar 2020 | Jul 2026 | Natural Gas |
| Robert Moses Power Dam | New York Power Authority | Massena, NY | 7 TWh | Jun 1958 | Jul 2026 | Water |
| James A Fitzpatrick | Constellation Nuclear | Lycoming, NY | 7 TWh | Jul 1976 | Jul 2026 | Nuclear |
| Robert Moses Niagara | New York Power Authority | Lewiston, NY | 14 TWh | Dec 1960 | Jul 2026 | Water |
| Nine Mile Point Nuclear Station | Constellation Nuclear | Lycoming, NY | 16 TWh | Nov 1969 | Jul 2026 | Nuclear |
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 |