Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Swinging Bridge 2 | Eagle Creek Renewable Energy, LLC | Forestburgh, NY | New York Independent System Operator (NYIS) | 16.3 GWh | Jul 1939 | Dec 2024 | Water |
| Rochester 26 | Rochester Gas & Electric Corp | Rochester, NY | New York Independent System Operator (NYIS) | 5.0 GWh | Jul 1952 | Nov 2024 | Water |
| Plant No 1 Freeport | Village of Freeport - (NY) | Freeport, NY | New York Independent System Operator (NYIS) | 17.0 MWh | Dec 1940 | Dec 2024 | Distillate Fuel Oil |
| Plant No 2 Freeport | Village of Freeport - (NY) | Freeport, NY | New York Independent System Operator (NYIS) | 31.1 GWh | Apr 1973 | Dec 2024 | Natural Gas : 99.7% |
| Greenport | Village of Greenport - (NY) | Greenport, NY | New York Independent System Operator (NYIS) | 15.0 MWh | May 1957 | Dec 2024 | Distillate Fuel Oil |
| S A Carlson | Jamestown Board of Public Util | Jamestown, NY | New York Independent System Operator (NYIS) | 33.5 GWh | Jul 1951 | Dec 2024 | Natural Gas |
| Crescent | New York Power Authority | Crescent, NY | New York Independent System Operator (NYIS) | 55.8 GWh | Jun 1924 | Dec 2024 | Water |
| Vischer Ferry | New York Power Authority | Rexford, NY | New York Independent System Operator (NYIS) | 55.6 GWh | Jun 1924 | Dec 2024 | Water |
| Robert Moses Niagara | New York Power Authority | Lewiston, NY | New York Independent System Operator (NYIS) | 14.5 TWh | Dec 1960 | Sep 2025 | Water |
| Robert Moses Power Dam | New York Power Authority | Massena, NY | New York Independent System Operator (NYIS) | 6.8 TWh | Jun 1958 | Sep 2025 | Water |
| Charles P Keller | Village of Rockville Centre - (NY) | Rockville Centre, NY | New York Independent System Operator (NYIS) | 123.0 MWh | Dec 1941 | Dec 2024 | Natural Gas : 81.4% Distillate Fuel Oil : 18.6% |
| Watertown | City of Watertown - (NY) | Watertown, NY | New York Independent System Operator (NYIS) | 28.0 GWh | Jul 1924 | Oct 2024 | Water |
| South Colton | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 89.6 GWh | Dec 1953 | Dec 2024 | Water |
| Browns Falls | Erie Boulevard Hydropower LP | Oswegatchie, NY | New York Independent System Operator (NYIS) | 45.3 GWh | Dec 1922 | Dec 2024 | Water |
| Greenidge Generation LLC | Greenidge Generation Holdings LLC | Dresden, NY | New York Independent System Operator (NYIS) | 673.5 GWh | Nov 1953 | Dec 2024 | Natural Gas |
| Harris Lake | New York State Elec & Gas Corp | Town of Newcomb, NY | New York Independent System Operator (NYIS) | 1.0 MWh | Aug 1967 | Dec 2024 | Distillate Fuel Oil |
| High Falls - Saranac NY | New York State Elec & Gas Corp | Town of Saranac, NY | New York Independent System Operator (NYIS) | 88.2 GWh | Jul 1948 | Sep 2024 | Water |
| Bethlehem Energy Center | GB II New York LLC | Glenmont, NY | New York Independent System Operator (NYIS) | 3.5 TWh | Jun 2005 | Sep 2025 | Natural Gas |
| Allens Falls | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 29.5 GWh | Dec 1926 | Dec 2024 | Water |
| Beardslee | Erie Boulevard Hydropower LP | Little Falls, NY | New York Independent System Operator (NYIS) | 51.1 GWh | Dec 1923 | Dec 2024 | Water |
| Belfort | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 10.1 GWh | Dec 1902 | Dec 2024 | Water |
| Bennetts Bridge | Erie Boulevard Hydropower LP | Altmar, NY | New York Independent System Operator (NYIS) | 76.3 GWh | Dec 1931 | Dec 2024 | Water |
| Black River | Erie Boulevard Hydropower LP | Black River, NY | New York Independent System Operator (NYIS) | 27.1 GWh | Dec 1919 | Dec 2024 | Water |
| Blake | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 64.9 GWh | Dec 1956 | Dec 2024 | Water |
| Cadyville | New York State Elec & Gas Corp | Town ofSchuyler Falls, NY | New York Independent System Operator (NYIS) | 23.8 GWh | Jul 1921 | Dec 2024 | Water |
| Chasm | Erie Boulevard Hydropower LP | Malone, NY | New York Independent System Operator (NYIS) | 27.4 GWh | Dec 1912 | Dec 2024 | Water |
| Colton | Erie Boulevard Hydropower LP | Pierrepont, NY | New York Independent System Operator (NYIS) | 195.0 GWh | Dec 1917 | Dec 2024 | Water |
| Deferiet | Erie Boulevard Hydropower LP | Deferiet, NY | New York Independent System Operator (NYIS) | 62.9 GWh | Dec 1924 | Dec 2024 | Water |
| Eagle | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 29.3 GWh | Dec 1913 | Dec 2024 | Water |
| Eel Weir | Erie Boulevard Hydropower LP | Oswegatchie, NY | New York Independent System Operator (NYIS) | 9.8 GWh | Dec 1927 | Dec 2024 | Water |
| Effley | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 14.5 GWh | Dec 1901 | Dec 2024 | Water |
| Elmer | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 9.7 GWh | Dec 1915 | Dec 2024 | Water |
| Ephratah | Erie Boulevard Hydropower LP | Saint Johnsville, NY | New York Independent System Operator (NYIS) | 4.9 GWh | Dec 1910 | Dec 2024 | Water |
| East Norfolk | Erie Boulevard Hydropower LP | Norfolk, NY | New York Independent System Operator (NYIS) | 25.5 GWh | Dec 1927 | Dec 2024 | Water |
| Five Falls | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 107.1 GWh | Dec 1954 | Dec 2024 | Water |
| Ravenswood | Ravenswood Operations LLC | Long Island, NY | New York Independent System Operator (NYIS) | 2.6 TWh | Jan 1963 | Sep 2025 | Natural Gas : 98.3% Distillate Fuel Oil : 1.7% |
| Danskammer Generating Station | Danskammer Energy | Newburgh, NY | New York Independent System Operator (NYIS) | 19.2 GWh | Nov 1951 | Dec 2024 | Natural Gas : 99.7% |
| Dashville | Central Hudson Gas & Elec Corp | Dashville, NY | New York Independent System Operator (NYIS) | 9.0 GWh | Dec 1919 | Dec 2024 | Water |
| Neversink | New York Power Authority | Grahmsville, NY | New York Independent System Operator (NYIS) | 32.0 GWh | Nov 1953 | Sep 2024 | Water |
| South Cairo | Central Hudson Gas & Elec Corp | Cairo, NY | New York Independent System Operator (NYIS) | 583.6 MWh | May 1970 | Mar 2024 | Kerosene |
| Sturgeon | Central Hudson Gas & Elec Corp | Tillson, NY | New York Independent System Operator (NYIS) | 45.7 GWh | Dec 1923 | Dec 2024 | Water |
| Coxsackie | Central Hudson Gas & Elec Corp | Coxsackie, NY | New York Independent System Operator (NYIS) | 405.0 MWh | Nov 1969 | Dec 2024 | Natural Gas : 93.8% Kerosene : 6.2% |
| Arthur Kill Generating Station | NRG Arthur Kill Operations Inc | Staten Island, NY | New York Independent System Operator (NYIS) | 2.1 TWh | Aug 1959 | Sep 2025 | Natural Gas |
| East River | Consolidated Edison Co-NY Inc | New York, NY | New York Independent System Operator (NYIS) | 2.7 TWh | Oct 1951 | Sep 2025 | Natural Gas |
| Gowanus Gas Turbines Generating | U S Power Generating Company LLC | Brooklyn, NY | New York Independent System Operator (NYIS) | 10.9 GWh | May 1971 | Dec 2024 | Natural Gas : 99.9% |
| Narrows Gas Turbines Generating | U S Power Generating Company LLC | Brooklyn, NY | New York Independent System Operator (NYIS) | 39.6 GWh | Apr 1972 | Dec 2024 | Natural Gas : 96.7% Distillate Fuel Oil : 3.3% |
| Sugar Island | Erie Boulevard Hydropower LP | Potsdam, NY | New York Independent System Operator (NYIS) | 28.1 GWh | Dec 1923 | Dec 2024 | Water |
| 59th Street | Consolidated Edison Co-NY Inc | New York, NY | New York Independent System Operator (NYIS) | 477.0 MWh | May 1969 | Dec 2024 | Natural Gas |
| 74th Street | Consolidated Edison Co-NY Inc | New York, NY | New York Independent System Operator (NYIS) | 7.0 MWh | Sep 1968 | Dec 2024 | Kerosene |
| E F Barrett | National Grid Generation LLC | Island Park, NY | New York Independent System Operator (NYIS) | 1.2 TWh | Oct 1956 | Sep 2025 | Natural Gas : 98.8% Residual Fuel Oil : 1.0% |
| East Hampton | National Grid Generation LLC | East Hampton, NY | New York Independent System Operator (NYIS) | 11.6 GWh | Nov 1962 | Nov 2024 | Distillate Fuel Oil |
| Glenwood | National Grid Generation LLC | Glenwood Landing, NY | New York Independent System Operator (NYIS) | 2.6 GWh | May 1972 | Dec 2024 | Distillate Fuel Oil |
| Northport | National Grid Generation LLC | Northport, NY | New York Independent System Operator (NYIS) | 3.9 TWh | Feb 1967 | Sep 2025 | Natural Gas : 94.8% Residual Fuel Oil : 5.2% |
| Port Jefferson | National Grid Generation LLC | Port Jefferson, NY | New York Independent System Operator (NYIS) | 246.5 GWh | Oct 1958 | Sep 2025 | Natural Gas : 89.8% Residual Fuel Oil : 9.5% Distillate Fuel Oil : 0.7% |
| Shoreham | National Grid Generation LLC | Wading River, NY | New York Independent System Operator (NYIS) | 353.0 MWh | Mar 1966 | Dec 2024 | Distillate Fuel Oil |
| South Hampton | National Grid Generation LLC | Southampton, NY | New York Independent System Operator (NYIS) | 42.0 MWh | Feb 1963 | Dec 2024 | Distillate Fuel Oil |
| Southold | National Grid Generation LLC | Greenport, NY | New York Independent System Operator (NYIS) | 686.0 MWh | Jul 1964 | Dec 2024 | Distillate Fuel Oil |
| South Edwards | Erie Boulevard Hydropower LP | Fine, NY | New York Independent System Operator (NYIS) | 22.5 GWh | Dec 1911 | Dec 2024 | Water |
| Norfolk | Erie Boulevard Hydropower LP | Norfolk, NY | New York Independent System Operator (NYIS) | 28.1 GWh | Dec 1927 | Dec 2024 | Water |
| Norwood | Erie Boulevard Hydropower LP | Norwood, NY | New York Independent System Operator (NYIS) | 13.1 GWh | Dec 1927 | Dec 2024 | Water |
| Oswego Harbor Power | Oswego Harbor Power | Oswego, NY | New York Independent System Operator (NYIS) | 91.0 GWh | May 1975 | Aug 2025 | Residual Fuel Oil : 99.5% |
| Oswego Falls East | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 23.1 GWh | Dec 1913 | Dec 2024 | Water |
| Oswego Falls West | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 8.1 GWh | Dec 1913 | Dec 2024 | Water |
| Parishville | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 15.6 GWh | Dec 1924 | Dec 2024 | Water |
| Piercefield | Erie Boulevard Hydropower LP | Piercefield, NY | New York Independent System Operator (NYIS) | 13.8 GWh | Dec 1923 | Dec 2024 | Water |
| Prospect | Erie Boulevard Hydropower LP | Prospect, NY | New York Independent System Operator (NYIS) | 69.1 GWh | Dec 1958 | Dec 2024 | Water |
| Rainbow Falls Hydro | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 108.7 GWh | Dec 1955 | Dec 2024 | Water |
| Raymondville | Erie Boulevard Hydropower LP | Norfolk, NY | New York Independent System Operator (NYIS) | 13.5 GWh | Dec 1927 | Dec 2024 | Water |
| Franklin (NY) | Erie Boulevard Hydropower LP | Franklin, NY | New York Independent System Operator (NYIS) | 12.1 GWh | Dec 1910 | Dec 2024 | Water |
| School Street | Erie Boulevard Hydropower LP | Cohoes, NY | New York Independent System Operator (NYIS) | 158.8 GWh | Dec 1914 | Dec 2024 | Water |
| Schaghticoke | Erie Boulevard Hydropower LP | Schaghticoke, NY | New York Independent System Operator (NYIS) | 59.0 GWh | Dec 1907 | Dec 2024 | Water |
| Schuylerville | Erie Boulevard Hydropower LP | Schuylerville, NY | New York Independent System Operator (NYIS) | 6.4 GWh | Dec 1918 | Dec 2024 | Water |
| Sewalls | Erie Boulevard Hydropower LP | Watertown, NY | New York Independent System Operator (NYIS) | 15.1 GWh | Dec 1924 | Dec 2024 | Water |
| Sherman Island | Erie Boulevard Hydropower LP | Queensbury, NY | New York Independent System Operator (NYIS) | 175.0 GWh | Dec 1922 | Dec 2024 | Water |
| Soft Maple | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 38.4 GWh | Dec 1924 | Dec 2024 | Water |
| Spier Falls | Erie Boulevard Hydropower LP | Gansevoort, NY | New York Independent System Operator (NYIS) | 249.0 GWh | Dec 1923 | Sep 2024 | Water |
| Stark | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 103.0 GWh | Dec 1956 | Dec 2024 | Water |
| Stewarts Bridge | Erie Boulevard Hydropower LP | Corinth, NY | New York Independent System Operator (NYIS) | 132.7 GWh | Dec 1951 | Dec 2024 | Water |
| Taylorville | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 22.3 GWh | Dec 1912 | Dec 2024 | Water |
| Moshier | Erie Boulevard Hydropower LP | Lowville, NY | New York Independent System Operator (NYIS) | 38.1 GWh | Dec 1928 | Dec 2024 | Water |
| Flat Rock | Erie Boulevard Hydropower LP | Fine, NY | New York Independent System Operator (NYIS) | 19.0 GWh | Dec 1923 | Dec 2024 | Water |
| Fulton Hydro | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 5.6 GWh | Dec 1923 | Dec 2024 | Water |
| Glenwood Hydro | Erie Boulevard Hydropower LP | Medina, NY | New York Independent System Operator (NYIS) | 6.1 GWh | Dec 1949 | Dec 2024 | Water |
| Granby | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 35.6 GWh | Dec 1982 | Dec 2024 | Water |
| Hannawa | Erie Boulevard Hydropower LP | Pierrepont, NY | New York Independent System Operator (NYIS) | 52.5 GWh | Dec 1913 | Dec 2024 | Water |
| Herrings | Erie Boulevard Hydropower LP | Carthage, NY | New York Independent System Operator (NYIS) | 23.0 GWh | Dec 1923 | Dec 2024 | Water |
| Heuvelton | Erie Boulevard Hydropower LP | Village of Heuvelton, NY | New York Independent System Operator (NYIS) | 5.0 GWh | Dec 1923 | Dec 2024 | Water |
| High Dam | Oswego City of | Oswego, NY | New York Independent System Operator (NYIS) | 25.6 GWh | Jul 1928 | Dec 2024 | Water |
| High Falls - Croghan NY | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 29.2 GWh | Dec 1924 | Dec 2024 | Water |
| Higley | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 37.2 GWh | Aug 2003 | Dec 2024 | Water |
| Hydraulic Race | Erie Boulevard Hydropower LP | Lockport, NY | New York Independent System Operator (NYIS) | 10.0 GWh | Dec 1941 | Nov 2024 | Water |
| Inghams | Erie Boulevard Hydropower LP | Little Falls, NY | New York Independent System Operator (NYIS) | 27.0 GWh | Dec 1911 | Dec 2024 | Water |
| Johnsonville Dam | Erie Boulevard Hydropower LP | Johnsonville, NY | New York Independent System Operator (NYIS) | 8.0 GWh | Dec 1908 | Dec 2024 | Water |
| Kamargo | Erie Boulevard Hydropower LP | Black River, NY | New York Independent System Operator (NYIS) | 27.5 GWh | Dec 1920 | Dec 2024 | Water |
| Lighthouse Hill | Erie Boulevard Hydropower LP | Altmar, NY | New York Independent System Operator (NYIS) | 19.2 GWh | Dec 1929 | Dec 2024 | Water |
| Macomb | Erie Boulevard Hydropower LP | Malone, NY | New York Independent System Operator (NYIS) | 7.5 GWh | Dec 1939 | Dec 2024 | Water |
| Minetto | Erie Boulevard Hydropower LP | Minetto, NY | New York Independent System Operator (NYIS) | 32.6 GWh | Dec 1914 | Dec 2024 | Water |
| Nine Mile Point Nuclear Station | Constellation Nuclear | Lycoming, NY | New York Independent System Operator (NYIS) | 15.9 TWh | Nov 1969 | Sep 2025 | Nuclear |
| New York Presbyterian Hospital-168th St | New York Presbyterian Hospital- 168th Street | New York, NY | New York Independent System Operator (NYIS) | 60.0 MWh | Dec 1999 | Dec 2024 | Distillate Fuel Oil |
| Onyx - Lamphear Road CSG | Onyx Asset Services Group | Rome, NY | New York Independent System Operator (NYIS) | 2.7 GWh | Sep 2016 | Dec 2024 | Solar |
Summary of Power Plants By State
Figures are based on September 2025 generation numbers.| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 12,052.47 GWh |
| Alaska | # 48 | 147 | 527.57 GWh |
| Arizona | # 9 | 183 | 11,602.92 GWh |
| Arkansas | # 21 | 117 | 5,844.09 GWh |
| California | # 4 | 1,769 | 19,371.91 GWh |
| Colorado | # 30 | 304 | 4,433.17 GWh |
| Connecticut | # 32 | 168 | 3,779.74 GWh |
| Delaware | # 49 | 33 | 419.31 GWh |
| District of Columbia | # 51 | 16 | 16.99 GWh |
| Florida | # 2 | 323 | 24,446.09 GWh |
| Georgia | # 8 | 266 | 11,628.97 GWh |
| Hawaii | # 47 | 73 | 826.54 GWh |
| Idaho | # 44 | 148 | 1,495.33 GWh |
| Illinois | # 5 | 385 | 14,642.93 GWh |
| Indiana | # 14 | 213 | 8,730.35 GWh |
| Iowa | # 26 | 295 | 5,224.35 GWh |
| Kansas | # 25 | 189 | 5,250.86 GWh |
| Kentucky | # 23 | 60 | 5,806.86 GWh |
| Louisiana | # 13 | 87 | 9,343.34 GWh |
| Maine | # 45 | 217 | 1,135.36 GWh |
| Maryland | # 39 | 204 | 2,935.42 GWh |
| Massachusetts | # 41 | 652 | 1,746.92 GWh |
| Michigan | # 11 | 279 | 10,468.02 GWh |
| Minnesota | # 29 | 769 | 4,717.95 GWh |
| Mississippi | # 20 | 58 | 6,625.37 GWh |
| Missouri | # 22 | 128 | 5,843.17 GWh |
| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 1,949.24 GWh |
| Nebraska | # 34 | 132 | 3,501.38 GWh |
| Nevada | # 31 | 114 | 4,053.88 GWh |
| New Hampshire | # 42 | 60 | 1,549.07 GWh |
| New Jersey | # 27 | 399 | 4,969.45 GWh |
| New Mexico | # 36 | 145 | 3,317.84 GWh |
| New York | # 12 | 966 | 10,145.62 GWh |
| North Carolina | # 10 | 917 | 11,211.15 GWh |
| North Dakota | # 37 | 60 | 3,089.17 GWh |
| Ohio | # 6 | 201 | 12,818.31 GWh |
| Oklahoma | # 17 | 143 | 7,364.05 GWh |
| Oregon | # 28 | 282 | 4,812.51 GWh |
| Pennsylvania | # 3 | 260 | 19,731.43 GWh |
| Rhode Island | # 46 | 100 | 863.62 GWh |
| South Carolina | # 16 | 207 | 7,861.23 GWh |
| South Dakota | # 43 | 52 | 1,535.17 GWh |
| Tennessee | # 19 | 88 | 6,829.06 GWh |
| Texas | # 1 | 946 | 51,969.48 GWh |
| Utah | # 35 | 126 | 3,419.48 GWh |
| Vermont | # 50 | 120 | 165.14 GWh |
| Virginia | # 15 | 241 | 8,580.52 GWh |
| Washington | # 18 | 138 | 7,120.43 GWh |
| West Virginia | # 38 | 39 | 3,057.29 GWh |
| Wisconsin | # 24 | 251 | 5,674.74 GWh |
| Wyoming | # 33 | 73 | 3,641.70 GWh |