Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Stark | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 110.5 GWh | Dec 1956 | Dec 2023 | Water |
| Spier Falls | Erie Boulevard Hydropower LP | Gansevoort, NY | New York Independent System Operator (NYIS) | 252.9 GWh | Dec 1923 | Dec 2023 | Water |
| South Colton | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 95.4 GWh | Dec 1953 | Dec 2023 | Water |
| Soft Maple | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 46.8 GWh | Dec 1924 | Dec 2023 | Water |
| Watertown | City of Watertown - (NY) | Watertown, NY | New York Independent System Operator (NYIS) | 22.8 GWh | Jul 1924 | Dec 2023 | Water |
| Kamargo | Erie Boulevard Hydropower LP | Black River, NY | New York Independent System Operator (NYIS) | 28.9 GWh | Dec 1920 | Dec 2023 | Water |
| Allens Falls | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 32.0 GWh | Dec 1926 | Dec 2023 | Water |
| Lighthouse Hill | Erie Boulevard Hydropower LP | Altmar, NY | New York Independent System Operator (NYIS) | 24.2 GWh | Dec 1929 | Dec 2023 | Water |
| Macomb | Erie Boulevard Hydropower LP | Malone, NY | New York Independent System Operator (NYIS) | 7.3 GWh | Dec 1939 | Dec 2023 | Water |
| Belfort | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 13.1 GWh | Dec 1902 | Dec 2023 | Water |
| Bennetts Bridge | Erie Boulevard Hydropower LP | Altmar, NY | New York Independent System Operator (NYIS) | 96.0 GWh | Dec 1931 | Dec 2023 | Water |
| Black River | Erie Boulevard Hydropower LP | Black River, NY | New York Independent System Operator (NYIS) | 29.1 GWh | Dec 1919 | Dec 2023 | Water |
| Blake | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 69.8 GWh | Dec 1956 | Dec 2023 | Water |
| Browns Falls | Erie Boulevard Hydropower LP | Oswegatchie, NY | New York Independent System Operator (NYIS) | 59.5 GWh | Dec 1922 | Dec 2023 | Water |
| Sherman Island | Erie Boulevard Hydropower LP | Queensbury, NY | New York Independent System Operator (NYIS) | 204.2 GWh | Dec 1922 | Dec 2023 | Water |
| Charles P Keller | Village of Rockville Centre - (NY) | Rockville Centre, NY | New York Independent System Operator (NYIS) | 24.0 MWh | Dec 1941 | Dec 2023 | Natural Gas : 90.3% Distillate Fuel Oil : 9.7% |
| Robert Moses Power Dam | New York Power Authority | Massena, NY | New York Independent System Operator (NYIS) | 7.1 TWh | Jun 1958 | Mar 2025 | Water |
| Robert Moses Niagara | New York Power Authority | Lewiston, NY | New York Independent System Operator (NYIS) | 15.0 TWh | Dec 1960 | Mar 2025 | Water |
| Vischer Ferry | New York Power Authority | Rexford, NY | New York Independent System Operator (NYIS) | 57.6 GWh | Jun 1924 | Dec 2023 | Water |
| Crescent | New York Power Authority | Crescent, NY | New York Independent System Operator (NYIS) | 64.7 GWh | Jun 1924 | Dec 2023 | Water |
| Chasm | Erie Boulevard Hydropower LP | Malone, NY | New York Independent System Operator (NYIS) | 26.9 GWh | Dec 1912 | Dec 2023 | Water |
| S A Carlson | Jamestown Board of Public Util | Jamestown, NY | New York Independent System Operator (NYIS) | 52.4 GWh | Jul 1951 | Dec 2023 | Natural Gas |
| Greenport | Village of Greenport - (NY) | Greenport, NY | New York Independent System Operator (NYIS) | 14.0 MWh | May 1957 | Dec 2023 | Distillate Fuel Oil |
| Plant No 2 Freeport | Village of Freeport - (NY) | Freeport, NY | New York Independent System Operator (NYIS) | 24.6 GWh | Apr 1973 | Dec 2023 | Natural Gas : 99.3% Kerosene : 0.7% |
| Herrings | Erie Boulevard Hydropower LP | Carthage, NY | New York Independent System Operator (NYIS) | 26.6 GWh | Dec 1923 | Dec 2023 | Water |
| Inghams | Erie Boulevard Hydropower LP | Little Falls, NY | New York Independent System Operator (NYIS) | 30.5 GWh | Dec 1911 | Dec 2023 | Water |
| Five Falls | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 114.6 GWh | Dec 1954 | Dec 2023 | Water |
| Flat Rock | Erie Boulevard Hydropower LP | Fine, NY | New York Independent System Operator (NYIS) | 21.5 GWh | Dec 1923 | Dec 2023 | Water |
| Franklin (NY) | Erie Boulevard Hydropower LP | Franklin, NY | New York Independent System Operator (NYIS) | 12.5 GWh | Dec 1910 | Dec 2023 | Water |
| Fulton Hydro | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 6.0 GWh | Dec 1923 | Dec 2023 | Water |
| Hydraulic Race | Erie Boulevard Hydropower LP | Lockport, NY | New York Independent System Operator (NYIS) | 8.1 GWh | Dec 1941 | Nov 2023 | Water |
| Glenwood Hydro | Erie Boulevard Hydropower LP | Medina, NY | New York Independent System Operator (NYIS) | 7.9 GWh | Dec 1949 | Dec 2023 | Water |
| Granby | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 37.0 GWh | Dec 1982 | Dec 2023 | Water |
| Hannawa | Erie Boulevard Hydropower LP | Pierrepont, NY | New York Independent System Operator (NYIS) | 53.9 GWh | Dec 1913 | Dec 2023 | Water |
| Oswego Falls East | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 24.2 GWh | Dec 1913 | Dec 2023 | Water |
| Heuvelton | Erie Boulevard Hydropower LP | Village of Heuvelton, NY | New York Independent System Operator (NYIS) | 4.9 GWh | Dec 1923 | Dec 2023 | Water |
| Oswego Falls West | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 8.4 GWh | Dec 1913 | Dec 2023 | Water |
| High Dam | Oswego City of | Oswego, NY | New York Independent System Operator (NYIS) | 3.8 GWh | Jul 1928 | Dec 2023 | Water |
| High Falls - Croghan NY | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 35.4 GWh | Dec 1924 | Dec 2023 | Water |
| Parishville | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 16.6 GWh | Dec 1924 | Dec 2023 | Water |
| Raymondville | Erie Boulevard Hydropower LP | Norfolk, NY | New York Independent System Operator (NYIS) | 14.3 GWh | Dec 1927 | Dec 2023 | Water |
| Higley | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 39.1 GWh | Aug 2003 | Dec 2023 | Water |
| Rainbow Falls Hydro | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 118.6 GWh | Dec 1955 | Dec 2023 | Water |
| Prospect | Erie Boulevard Hydropower LP | Prospect, NY | New York Independent System Operator (NYIS) | 81.1 GWh | Dec 1958 | Dec 2023 | Water |
| Norwood | Erie Boulevard Hydropower LP | Norwood, NY | New York Independent System Operator (NYIS) | 13.6 GWh | Dec 1927 | Dec 2023 | Water |
| Sewalls | Erie Boulevard Hydropower LP | Watertown, NY | New York Independent System Operator (NYIS) | 14.6 GWh | Dec 1924 | Dec 2023 | Water |
| Schuylerville | Erie Boulevard Hydropower LP | Schuylerville, NY | New York Independent System Operator (NYIS) | 8.6 GWh | Dec 1918 | Dec 2023 | Water |
| Nine Mile Point Nuclear Station | Constellation Nuclear | Lycoming, NY | New York Independent System Operator (NYIS) | 15.8 TWh | Nov 1969 | Mar 2025 | Nuclear |
| Schaghticoke | Erie Boulevard Hydropower LP | Schaghticoke, NY | New York Independent System Operator (NYIS) | 86.4 GWh | Dec 1907 | Dec 2023 | Water |
| Norfolk | Erie Boulevard Hydropower LP | Norfolk, NY | New York Independent System Operator (NYIS) | 31.6 GWh | Dec 1927 | Dec 2023 | Water |
| School Street | Erie Boulevard Hydropower LP | Cohoes, NY | New York Independent System Operator (NYIS) | 168.9 GWh | Dec 1914 | Dec 2023 | Water |
| South Edwards | Erie Boulevard Hydropower LP | Fine, NY | New York Independent System Operator (NYIS) | 21.6 GWh | Dec 1911 | Dec 2023 | Water |
| Colton | Erie Boulevard Hydropower LP | Pierrepont, NY | New York Independent System Operator (NYIS) | 171.8 GWh | Dec 1917 | Dec 2023 | Water |
| Beardslee | Erie Boulevard Hydropower LP | Little Falls, NY | New York Independent System Operator (NYIS) | 53.2 GWh | Dec 1923 | Dec 2023 | Water |
| Piercefield | Erie Boulevard Hydropower LP | Piercefield, NY | New York Independent System Operator (NYIS) | 14.3 GWh | Dec 1923 | Dec 2023 | Water |
| Oswego Harbor Power | Oswego Harbor Power | Oswego, NY | New York Independent System Operator (NYIS) | 52.3 GWh | May 1975 | Jan 2025 | Residual Fuel Oil |
| Deferiet | Erie Boulevard Hydropower LP | Deferiet, NY | New York Independent System Operator (NYIS) | 68.6 GWh | Dec 1924 | Dec 2023 | Water |
| Eagle | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 33.5 GWh | Dec 1913 | Dec 2023 | Water |
| Eel Weir | Erie Boulevard Hydropower LP | Oswegatchie, NY | New York Independent System Operator (NYIS) | 9.1 GWh | Dec 1927 | Dec 2023 | Water |
| Johnsonville Dam | Erie Boulevard Hydropower LP | Johnsonville, NY | New York Independent System Operator (NYIS) | 13.6 GWh | Dec 1908 | Dec 2023 | Water |
| Effley | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 16.6 GWh | Dec 1901 | Dec 2023 | Water |
| Elmer | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 11.3 GWh | Dec 1915 | Dec 2023 | Water |
| Ephratah | Erie Boulevard Hydropower LP | Saint Johnsville, NY | New York Independent System Operator (NYIS) | 9.1 GWh | Dec 1910 | Dec 2023 | Water |
| East Norfolk | Erie Boulevard Hydropower LP | Norfolk, NY | New York Independent System Operator (NYIS) | 26.7 GWh | Dec 1927 | Dec 2023 | Water |
| High Falls - Saranac NY | New York State Elec & Gas Corp | Town of Saranac, NY | New York Independent System Operator (NYIS) | 88.5 GWh | Jul 1948 | Dec 2023 | Water |
| R E Ginna Nuclear Power Plant | Constellation Nuclear | Ontario, NY | New York Independent System Operator (NYIS) | 4.8 TWh | Jun 1970 | Mar 2025 | Nuclear |
| Bethlehem Energy Center | Generation Bridge II New York LLC | Glenmont, NY | New York Independent System Operator (NYIS) | 3.6 TWh | Jun 2005 | Mar 2025 | Natural Gas |
| James A Fitzpatrick | Constellation Nuclear | Lycoming, NY | New York Independent System Operator (NYIS) | 6.8 TWh | Jul 1976 | Mar 2025 | Nuclear |
| Danskammer Generating Station | Danskammer Energy | Newburgh, NY | New York Independent System Operator (NYIS) | 19.2 GWh | Nov 1951 | Dec 2023 | Natural Gas : 99.9% |
| Dashville | Central Hudson Gas & Elec Corp | Dashville, NY | New York Independent System Operator (NYIS) | 12.7 GWh | Dec 1919 | Dec 2023 | Water |
| Neversink | New York Power Authority | Grahmsville, NY | New York Independent System Operator (NYIS) | 21.3 GWh | Nov 1953 | Dec 2023 | Water |
| South Cairo | Central Hudson Gas & Elec Corp | Cairo, NY | New York Independent System Operator (NYIS) | 113.0 MWh | May 1970 | Dec 2023 | Kerosene |
| Sturgeon | Central Hudson Gas & Elec Corp | Tillson, NY | New York Independent System Operator (NYIS) | 48.0 GWh | Dec 1923 | Dec 2023 | Water |
| West Coxsackie | Central Hudson Gas & Elec Corp | Coxsackie, NY | New York Independent System Operator (NYIS) | 521.0 MWh | Nov 1969 | Dec 2023 | Natural Gas |
| Arthur Kill Generating Station | NRG Arthur Kill Operations Inc | Staten Island, NY | New York Independent System Operator (NYIS) | 1.8 TWh | Aug 1959 | Mar 2025 | Natural Gas |
| East River | Consolidated Edison Co-NY Inc | New York, NY | New York Independent System Operator (NYIS) | 2.8 TWh | Oct 1951 | Mar 2025 | Natural Gas |
| Gowanus Gas Turbines Generating | U S Power Generating Company LLC | Brooklyn, NY | New York Independent System Operator (NYIS) | 11.3 GWh | May 1971 | Dec 2023 | Natural Gas : 93.2% Distillate Fuel Oil : 6.8% |
| Narrows Gas Turbines Generating | U S Power Generating Company LLC | Brooklyn, NY | New York Independent System Operator (NYIS) | 31.4 GWh | Apr 1972 | Dec 2023 | Natural Gas : 96.0% Distillate Fuel Oil : 4.0% |
| Ravenswood | Ravenswood Operations LLC | Long Island, NY | New York Independent System Operator (NYIS) | 2.5 TWh | Jan 1963 | Mar 2025 | Natural Gas : 98.7% Kerosene : 1.2% |
| 74th Street | Consolidated Edison Co-NY Inc | New York, NY | New York Independent System Operator (NYIS) | 176.0 MWh | Sep 1968 | Dec 2023 | Kerosene |
| Harris Lake | New York State Elec & Gas Corp | Town of Newcomb, NY | New York Independent System Operator (NYIS) | 1.0 MWh | Aug 1967 | Dec 2023 | Distillate Fuel Oil |
| Greenidge Generation LLC | Greenidge Generation Holdings LLC | Dresden, NY | New York Independent System Operator (NYIS) | 624.1 GWh | Nov 1953 | Dec 2023 | Natural Gas |
| Cadyville | New York State Elec & Gas Corp | Town ofSchuyler Falls, NY | New York Independent System Operator (NYIS) | 26.3 GWh | Jul 1921 | Dec 2023 | Water |
| Southold | National Grid Generation LLC | Greenport, NY | New York Independent System Operator (NYIS) | 693.0 MWh | Jul 1964 | Dec 2023 | Distillate Fuel Oil |
| Shoreham | National Grid Generation LLC | Wading River, NY | New York Independent System Operator (NYIS) | 767.0 MWh | Mar 1966 | Dec 2023 | Distillate Fuel Oil |
| Port Jefferson | National Grid Generation LLC | Port Jefferson, NY | New York Independent System Operator (NYIS) | 332.9 GWh | Oct 1958 | Mar 2025 | Natural Gas : 92.9% Residual Fuel Oil : 6.6% |
| Northport | National Grid Generation LLC | Northport, NY | New York Independent System Operator (NYIS) | 3.7 TWh | Feb 1967 | Mar 2025 | Natural Gas : 94.7% Residual Fuel Oil : 5.3% |
| Glenwood | National Grid Generation LLC | Glenwood Landing, NY | New York Independent System Operator (NYIS) | 568.0 MWh | May 1972 | Dec 2023 | Distillate Fuel Oil |
| East Hampton | National Grid Generation LLC | East Hampton, NY | New York Independent System Operator (NYIS) | 12.2 GWh | Nov 1962 | Dec 2023 | Distillate Fuel Oil |
| E F Barrett | National Grid Generation LLC | Island Park, NY | New York Independent System Operator (NYIS) | 1.3 TWh | Oct 1956 | Mar 2025 | Natural Gas : 98.8% Residual Fuel Oil : 0.9% |
| 59th Street | Consolidated Edison Co-NY Inc | New York, NY | New York Independent System Operator (NYIS) | 612.0 MWh | May 1969 | Dec 2023 | Natural Gas |
| Saranac Facility | Saranac Power Partners LP | Plattsburgh, NY | New York Independent System Operator (NYIS) | 234.4 GWh | May 1994 | Dec 2023 | Natural Gas |
| Riverbay | Riverbay Corp | New York, NY | New York Independent System Operator (NYIS) | 169.0 GWh | Feb 2011 | Dec 2023 | Natural Gas : 98.8% Distillate Fuel Oil : 1.2% |
| Brooklyn Navy Yard Cogeneration | Brooklyn Navy Yard Cogen PLP | Brooklyn, NY | New York Independent System Operator (NYIS) | 2.1 TWh | Feb 1996 | Mar 2025 | Natural Gas : 98.2% Distillate Fuel Oil : 1.8% |
| Bronx Zoo | New York Zoological Society | New York, NY | New York Independent System Operator (NYIS) | 20.4 GWh | Dec 1990 | Dec 2023 | Natural Gas |
| Union Falls | Union Falls Hydro Power LP | Au Sable Forks, NY | New York Independent System Operator (NYIS) | 9.8 GWh | Dec 1986 | Dec 2023 | Water |
| Hudson Falls Hydroelectric Project | Boralex Hydro Operations Inc | South Glens Falls, NY | New York Independent System Operator (NYIS) | 242.3 GWh | Oct 1995 | Dec 2023 | Water |
| Batavia Power Plant | Seneca Power Partners LP | Batavia, NY | New York Independent System Operator (NYIS) | 6.1 GWh | Aug 1992 | Dec 2023 | Natural Gas |
| Curtis Palmer Hydroelectric | Palmer Hydroelectric | Corinth, NY | New York Independent System Operator (NYIS) | 393.2 GWh | Sep 1985 | Dec 2023 | Water |
| Dunn Paper | BiOrigin Specialty Products | Gouverneur, NY | New York Independent System Operator (NYIS) | 5.8 GWh | Dec 1958 | Dec 2023 | Water |
Summary of Power Plants By State
Figures are based on March 2025 generation numbers.| State | Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 75 | 10,399.45 GWh |
| Alaska | # 48 | 137 | 460.30 GWh |
| Arizona | # 16 | 167 | 7,756.35 GWh |
| Arkansas | # 29 | 79 | 4,503.48 GWh |
| California | # 5 | 1,565 | 15,306.94 GWh |
| Colorado | # 30 | 257 | 4,337.74 GWh |
| Connecticut | # 31 | 152 | 3,831.37 GWh |
| Delaware | # 50 | 30 | 183.34 GWh |
| District of Columbia | # 51 | 12 | 15.27 GWh |
| Florida | # 3 | 305 | 18,686.61 GWh |
| Georgia | # 9 | 239 | 9,979.52 GWh |
| Hawaii | # 46 | 67 | 749.10 GWh |
| Idaho | # 43 | 126 | 1,488.21 GWh |
| Illinois | # 4 | 332 | 15,592.21 GWh |
| Indiana | # 12 | 201 | 8,849.97 GWh |
| Iowa | # 20 | 279 | 6,323.45 GWh |
| Kansas | # 25 | 157 | 5,176.23 GWh |
| Kentucky | # 24 | 56 | 5,180.56 GWh |
| Louisiana | # 18 | 81 | 6,708.43 GWh |
| Maine | # 45 | 157 | 1,313.29 GWh |
| Maryland | # 39 | 179 | 2,427.73 GWh |
| Massachusetts | # 42 | 597 | 1,608.56 GWh |
| Michigan | # 10 | 263 | 9,898.87 GWh |
| Minnesota | # 26 | 736 | 5,082.27 GWh |
| Mississippi | # 19 | 53 | 6,374.07 GWh |
| Missouri | # 21 | 116 | 5,776.95 GWh |
| State | Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 67 | 2,309.70 GWh |
| Nebraska | # 37 | 117 | 3,008.88 GWh |
| Nevada | # 34 | 109 | 3,381.98 GWh |
| New Hampshire | # 44 | 56 | 1,374.49 GWh |
| New Jersey | # 28 | 371 | 4,514.07 GWh |
| New Mexico | # 35 | 138 | 3,378.20 GWh |
| New York | # 8 | 818 | 10,278.94 GWh |
| North Carolina | # 11 | 877 | 9,080.20 GWh |
| North Dakota | # 33 | 57 | 3,690.67 GWh |
| Ohio | # 6 | 190 | 11,252.37 GWh |
| Oklahoma | # 17 | 129 | 6,972.70 GWh |
| Oregon | # 22 | 254 | 5,543.74 GWh |
| Pennsylvania | # 2 | 237 | 19,658.43 GWh |
| Rhode Island | # 47 | 94 | 622.24 GWh |
| South Carolina | # 14 | 194 | 8,606.12 GWh |
| South Dakota | # 41 | 52 | 1,945.10 GWh |
| Tennessee | # 23 | 85 | 5,241.09 GWh |
| Texas | # 1 | 818 | 43,194.33 GWh |
| Utah | # 36 | 114 | 3,056.84 GWh |
| Vermont | # 49 | 112 | 230.44 GWh |
| Virginia | # 15 | 214 | 8,465.83 GWh |
| Washington | # 13 | 127 | 8,662.62 GWh |
| West Virginia | # 38 | 36 | 2,977.95 GWh |
| Wisconsin | # 27 | 222 | 4,571.79 GWh |
| Wyoming | # 32 | 69 | 3,817.24 GWh |