Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Black River | Erie Boulevard Hydropower LP | Black River, NY | New York Independent System Operator (NYIS) | 32.5 GWh | Dec 1919 | Dec 2025 | Water |
| Blake | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 48.2 GWh | Dec 1956 | Dec 2025 | Water |
| Browns Falls | Erie Boulevard Hydropower LP | Oswegatchie, NY | New York Independent System Operator (NYIS) | 49.2 GWh | Dec 1922 | Dec 2025 | Water |
| Chasm | Erie Boulevard Hydropower LP | Malone, NY | New York Independent System Operator (NYIS) | 20.7 GWh | Dec 1912 | Dec 2025 | Water |
| Colton | Erie Boulevard Hydropower LP | Pierrepont, NY | New York Independent System Operator (NYIS) | 154.2 GWh | Dec 1917 | Dec 2025 | Water |
| Deferiet | Erie Boulevard Hydropower LP | Deferiet, NY | New York Independent System Operator (NYIS) | 40.2 GWh | Dec 1924 | Dec 2025 | Water |
| Eagle | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 28.4 GWh | Dec 1913 | Dec 2025 | Water |
| Narrows Gas Turbines Generating | Astoria Generating Company, L.P. | Brooklyn, NY | New York Independent System Operator (NYIS) | 144.9 GWh | Apr 1972 | Dec 2025 | Natural Gas : 95.2% Distillate Fuel Oil : 4.8% |
| Danskammer Generating Station | Danskammer Energy | Newburgh, NY | New York Independent System Operator (NYIS) | 26.6 GWh | Nov 1951 | Dec 2025 | Natural Gas : 99.8% |
| Dashville | Central Hudson Gas & Elec Corp | Dashville, NY | New York Independent System Operator (NYIS) | 11.9 GWh | Dec 1919 | Dec 2025 | Water |
| Neversink | New York Power Authority | Grahmsville, NY | New York Independent System Operator (NYIS) | 11.6 GWh | Nov 1953 | Nov 2025 | Water |
| Sturgeon | Central Hudson Gas & Elec Corp | Tillson, NY | New York Independent System Operator (NYIS) | 49.1 GWh | Dec 1923 | Dec 2025 | Water |
| Coxsackie | Central Hudson Gas & Elec Corp | Coxsackie, NY | New York Independent System Operator (NYIS) | 1.1 GWh | Nov 1969 | Dec 2025 | Natural Gas : 77.6% Kerosene : 22.4% |
| Arthur Kill Generating Station | Arthur Kill Power, LLC | Staten Island, NY | New York Independent System Operator (NYIS) | 1.6 TWh | Aug 1959 | Jun 2026 | Natural Gas |
| East River | Consolidated Edison Co-NY Inc | New York, NY | New York Independent System Operator (NYIS) | 2.8 TWh | Oct 1951 | Jun 2026 | Natural Gas |
| Gowanus Gas Turbines Generating | Astoria Generating Company, L.P. | Brooklyn, NY | New York Independent System Operator (NYIS) | 61.0 GWh | May 1971 | Dec 2025 | Natural Gas : 86.8% Distillate Fuel Oil : 13.2% |
| South Edwards | Erie Boulevard Hydropower LP | Fine, NY | New York Independent System Operator (NYIS) | 19.0 GWh | Dec 1911 | Dec 2025 | Water |
| Ravenswood | Ravenswood Operations LLC | Long Island, NY | New York Independent System Operator (NYIS) | 3.3 TWh | Jan 1963 | Jun 2026 | Natural Gas : 85.3% Distillate Fuel Oil : 14.7% |
| 59th Street | Consolidated Edison Co-NY Inc | New York, NY | New York Independent System Operator (NYIS) | 101.0 MWh | May 1969 | Dec 2025 | 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) | 1.1 TWh | Oct 1956 | Jun 2026 | Natural Gas : 95.6% Residual Fuel Oil : 3.8% Distillate Fuel Oil : 0.6% |
| East Hampton | National Grid Generation LLC | East Hampton, NY | New York Independent System Operator (NYIS) | 10.9 GWh | Nov 1962 | Dec 2025 | Distillate Fuel Oil |
| Glenwood | National Grid Generation LLC | Glenwood Landing, NY | New York Independent System Operator (NYIS) | 4.6 GWh | May 1972 | Dec 2025 | Distillate Fuel Oil |
| Northport | National Grid Generation LLC | Northport, NY | New York Independent System Operator (NYIS) | 4.5 TWh | Feb 1967 | Jun 2026 | Natural Gas : 89.2% Residual Fuel Oil : 10.8% |
| Port Jefferson | National Grid Generation LLC | Port Jefferson, NY | New York Independent System Operator (NYIS) | 413.8 GWh | Oct 1958 | Jun 2026 | Natural Gas : 81.6% Residual Fuel Oil : 17.2% Distillate Fuel Oil : 1.3% |
| Norwood | Erie Boulevard Hydropower LP | Norwood, NY | New York Independent System Operator (NYIS) | 11.6 GWh | Dec 1927 | Dec 2025 | Water |
| Johnsonville Dam | Erie Boulevard Hydropower LP | Johnsonville, NY | New York Independent System Operator (NYIS) | 4.2 GWh | Dec 1908 | Dec 2025 | Water |
| Kamargo | Erie Boulevard Hydropower LP | Black River, NY | New York Independent System Operator (NYIS) | 21.3 GWh | Dec 1920 | Dec 2025 | Water |
| Lighthouse Hill | Erie Boulevard Hydropower LP | Altmar, NY | New York Independent System Operator (NYIS) | 22.7 GWh | Dec 1929 | Dec 2025 | Water |
| Macomb | Erie Boulevard Hydropower LP | Malone, NY | New York Independent System Operator (NYIS) | 5.7 GWh | Dec 1939 | Dec 2025 | Water |
| Minetto | Erie Boulevard Hydropower LP | Minetto, NY | New York Independent System Operator (NYIS) | 30.8 GWh | Dec 1914 | Dec 2025 | Water |
| Moshier | Erie Boulevard Hydropower LP | Lowville, NY | New York Independent System Operator (NYIS) | 35.1 GWh | Dec 1928 | Dec 2025 | Water |
| Nine Mile Point Nuclear Station | Constellation Nuclear | Lycoming, NY | New York Independent System Operator (NYIS) | 15.6 TWh | Nov 1969 | Jun 2026 | Nuclear |
| Norfolk | Erie Boulevard Hydropower LP | Norfolk, NY | New York Independent System Operator (NYIS) | 22.0 GWh | Dec 1927 | Dec 2025 | Water |
| Effley | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 13.8 GWh | Dec 1901 | Dec 2025 | Water |
| Oswego Falls East | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 22.2 GWh | Dec 1913 | Dec 2025 | Water |
| Oswego Falls West | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 3.4 GWh | Dec 1913 | Dec 2025 | Water |
| Parishville | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 11.8 GWh | Dec 1924 | Dec 2025 | Water |
| Piercefield | Erie Boulevard Hydropower LP | Piercefield, NY | New York Independent System Operator (NYIS) | 11.4 GWh | Dec 1923 | Dec 2025 | Water |
| Prospect | Erie Boulevard Hydropower LP | Prospect, NY | New York Independent System Operator (NYIS) | 55.2 GWh | Dec 1958 | Dec 2025 | Water |
| Rainbow Falls Hydro | Erie Boulevard Hydropower LP | Parishville, NY | New York Independent System Operator (NYIS) | 84.1 GWh | Dec 1955 | Dec 2025 | Water |
| Raymondville | Erie Boulevard Hydropower LP | Norfolk, NY | New York Independent System Operator (NYIS) | 11.3 GWh | Dec 1927 | Dec 2025 | Water |
| School Street | Erie Boulevard Hydropower LP | Cohoes, NY | New York Independent System Operator (NYIS) | 146.1 GWh | Dec 1914 | Dec 2025 | Water |
| Hydraulic Race | Erie Boulevard Hydropower LP | Lockport, NY | New York Independent System Operator (NYIS) | 6.9 GWh | Dec 1941 | Dec 2025 | Water |
| Eel Weir | Erie Boulevard Hydropower LP | Oswegatchie, NY | New York Independent System Operator (NYIS) | 7.6 GWh | Dec 1927 | Dec 2025 | Water |
| Elmer | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 10.0 GWh | Dec 1915 | Dec 2025 | Water |
| Ephratah | Erie Boulevard Hydropower LP | Saint Johnsville, NY | New York Independent System Operator (NYIS) | 6.1 GWh | Dec 1910 | Dec 2025 | Water |
| East Norfolk | Erie Boulevard Hydropower LP | Norfolk, NY | New York Independent System Operator (NYIS) | 21.1 GWh | Dec 1927 | Dec 2025 | Water |
| Five Falls | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 80.1 GWh | Dec 1954 | Dec 2025 | Water |
| Flat Rock | Erie Boulevard Hydropower LP | Fine, NY | New York Independent System Operator (NYIS) | 14.6 GWh | Dec 1923 | Dec 2025 | Water |
| Franklin (NY) | Erie Boulevard Hydropower LP | Franklin, NY | New York Independent System Operator (NYIS) | 8.6 GWh | Dec 1910 | Dec 2025 | Water |
| Fulton Hydro | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 5.0 GWh | Dec 1923 | Dec 2025 | Water |
| Glenwood Hydro | Erie Boulevard Hydropower LP | Medina, NY | New York Independent System Operator (NYIS) | 6.7 GWh | Dec 1949 | Dec 2025 | Water |
| Granby | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 33.1 GWh | Dec 1982 | Dec 2025 | Water |
| Hannawa | Erie Boulevard Hydropower LP | Pierrepont, NY | New York Independent System Operator (NYIS) | 44.1 GWh | Dec 1913 | Dec 2025 | Water |
| Herrings | Erie Boulevard Hydropower LP | Carthage, NY | New York Independent System Operator (NYIS) | 18.4 GWh | Dec 1923 | Dec 2025 | Water |
| Heuvelton | Erie Boulevard Hydropower LP | Village of Heuvelton, NY | New York Independent System Operator (NYIS) | 4.2 GWh | Dec 1923 | Dec 2025 | Water |
| High Dam | Oswego, City of - (NY) | Oswego, NY | New York Independent System Operator (NYIS) | 19.1 GWh | Jul 1928 | Dec 2025 | Water |
| High Falls - Croghan NY | Erie Boulevard Hydropower LP | Croghan, NY | New York Independent System Operator (NYIS) | 25.0 GWh | Dec 1924 | Dec 2025 | Water |
| Higley | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 30.5 GWh | Aug 2003 | Dec 2025 | Water |
| Inghams | Erie Boulevard Hydropower LP | Little Falls, NY | New York Independent System Operator (NYIS) | 25.6 GWh | Dec 1911 | Dec 2025 | Water |
| Finch Paper | Finch Paper LLC | Glen Falls, NY | New York Independent System Operator (NYIS) | 124.1 GWh | May 1987 | Dec 2024 | Wood Waste Liquids, excluding Black Liquor : 47.1% Natural Gas : 39.5% Wood/Wood Waste Solids : 13.4% |
| Cornell University Central Heat | Cornell University - CHP | Ithaca, NY | New York Independent System Operator (NYIS) | 229.8 GWh | Jun 1988 | Dec 2025 | Natural Gas |
| Holtsville | National Grid Generation LLC | Holtsville, NY | New York Independent System Operator (NYIS) | 38.7 GWh | Jun 1974 | Dec 2025 | Kerosene |
| Roseton Generating Facility | CCI Roseton LLC | Newsburgh, NY | New York Independent System Operator (NYIS) | 794.2 GWh | Aug 1974 | Jun 2026 | Natural Gas : 75.6% Residual Fuel Oil : 24.4% |
| High Acres Gas Recovery | WM Renewable Energy LLC | Fairport, NY | New York Independent System Operator (NYIS) | 61.5 GWh | Apr 1991 | Dec 2025 | Landfill Gas |
| Hollow Dam Power Partnership | Ampersand Hollow Dam Hydro LLC | Gouveneur, NY | New York Independent System Operator (NYIS) | 1.0 GWh | Nov 1987 | Dec 2025 | Water |
| US Gypsum Oakfield | U S Gypsum Co | Oakfield, NY | New York Independent System Operator (NYIS) | 17.2 GWh | Mar 1986 | Dec 2025 | Natural Gas |
| Fourth Branch Hydroelectric Facility | Albany Engineering Corporation | Waterford, NY | New York Independent System Operator (NYIS) | 13.0 GWh | Nov 1987 | Dec 2025 | Water |
| Upper Beaver Falls Project | Eagle Creek Renewable Energy, LLC | Beaver Falls, NY | New York Independent System Operator (NYIS) | 9.5 GWh | Dec 1984 | Dec 2025 | Water |
| Wheelabrator Hudson Falls | Wheelabrator Environmental Systems | Hudson Falls, NY | New York Independent System Operator (NYIS) | 50.5 GWh | Oct 1991 | Jun 2026 | Non-biogenic Municipal Solid Waste : 50.6% Biogenic Municipal Solid Waste : 41.4% Natural Gas : 7.9% |
| Dutchess Cnty Resource Recovery Facility | Dutchess County RRA - (NY) | Poughkeepsie, NY | New York Independent System Operator (NYIS) | 34.5 GWh | Oct 1987 | Dec 2025 | Non-biogenic Municipal Solid Waste : 52.8% Biogenic Municipal Solid Waste : 43.2% Natural Gas : 4.1% |
| Hampshire Paper | Hampshire Paper Co Inc | Gouverneur, NY | New York Independent System Operator (NYIS) | 13.1 GWh | Apr 1987 | Dec 2025 | Water |
| Lederle Laboratories | Veolia NA - Municipal & Commercial Business | Pearl River, NY | New York Independent System Operator (NYIS) | 141.0 GWh | Jun 1990 | Jun 2026 | Natural Gas : 99.1% Distillate Fuel Oil : 0.9% |
| Feeder Dam Hydro Plant | Erie Boulevard Hydropower LP | S. Glen Falls, NY | New York Independent System Operator (NYIS) | 20.6 GWh | Dec 1923 | Dec 2025 | Water |
| Beebee Island Hydro Plant | Erie Boulevard Hydropower LP | Watertown, NY | New York Independent System Operator (NYIS) | 40.1 GWh | Dec 1930 | Dec 2025 | Water |
| Dexter Plant | Central Rivers Power US, LLC | Dexter, NY | New York Independent System Operator (NYIS) | 6.9 GWh | Dec 1930 | Dec 2025 | Water |
| Theresa Plant | Energen Renewables, LLC | Theresa, NY | New York Independent System Operator (NYIS) | 3.9 GWh | Dec 1926 | Dec 2025 | Water |
| Diamond Island Plant | Energen Renewables, LLC | Watertown, NY | New York Independent System Operator (NYIS) | 1.8 GWh | Dec 1913 | Dec 2025 | Water |
| Hailesboro 4 Plant | Central Rivers Power US, LLC | Hailesboro, NY | New York Independent System Operator (NYIS) | 9.8 GWh | Dec 1921 | Dec 2025 | Water |
| Copenhagen Plant | Central Rivers Power US, LLC | Copenhagen, NY | New York Independent System Operator (NYIS) | 7.0 GWh | May 1984 | Dec 2025 | Water |
| South Oaks Hospital | South Oak Hospital | Amityville, NY | New York Independent System Operator (NYIS) | 7.1 GWh | Mar 2008 | Dec 2025 | Natural Gas |
| Bethpage Power Plant | Calpine Eastern Corp | Hicksville, NY | New York Independent System Operator (NYIS) | 573.5 GWh | Jul 1989 | Dec 2024 | Natural Gas |
| Middle Falls Hydro | Boralex Hydro Operations Inc | Middle Falls, NY | New York Independent System Operator (NYIS) | 9.4 GWh | Aug 1989 | Dec 2025 | Water |
| Chasm Hydro Partnership | Ampersand Chasm Hydro LLC | Chateaugay, NY | New York Independent System Operator (NYIS) | 1.9 GWh | Feb 1982 | Nov 2025 | Water |
| Sissonville Hydro | Boralex Hydro Operations Inc | Potsdam, NY | New York Independent System Operator (NYIS) | 2.4 GWh | Jun 1990 | Dec 2025 | Water |
| New York State Dam Hydro | Boralex Hydro Operations Inc | Waterford, NY | New York Independent System Operator (NYIS) | 41.6 GWh | Oct 1990 | Dec 2025 | Water |
| Warrensburg Hydroelectric | Boralex Hydro Operations Inc | Warrensburg, NY | New York Independent System Operator (NYIS) | 9.2 GWh | Nov 1988 | Dec 2025 | Water |
| Pouch | New York Power Authority | Staten Island, NY | New York Independent System Operator (NYIS) | 61.5 GWh | Jul 2001 | Dec 2025 | Natural Gas |
| Diana Hydroelectric | EONY Generation Limited | Harrisville, NY | New York Independent System Operator (NYIS) | 4.9 GWh | Jun 1985 | Dec 2025 | Water |
| Dolgeville Hydro | EONY Generation Limited | Dolgeville, NY | New York Independent System Operator (NYIS) | 11.0 GWh | Jun 1985 | Dec 2025 | Water |
| Kings Falls Hydroelectric | Silverstreet Hydro | Copenhagen, NY | New York Independent System Operator (NYIS) | 2.0 GWh | Sep 1988 | Dec 2024 | Water |
| Castleton Energy Center | Fortistar Castleton Power | Castleton, NY | New York Independent System Operator (NYIS) | 144.5 GWh | Jan 1992 | Dec 2025 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| Lower Saranac Hydroelectric Facility | Central Rivers Power US, LLC | Plattsburgh, NY | New York Independent System Operator (NYIS) | 18.7 GWh | Sep 1990 | Dec 2025 | Water |
| Dahowa Hydro | GR Catalyst Two LLC | Greenwich, NY | New York Independent System Operator (NYIS) | 9.9 GWh | Nov 1987 | Dec 2025 | Water |
| Cornell Hydro | Cornell Renewable | Ithaca, NY | New York Independent System Operator (NYIS) | 2.6 GWh | Nov 1981 | Jun 2026 | Water |
| Philadlephia | EONY Generation Limited | Village of Philadelph, NY | New York Independent System Operator (NYIS) | 8.6 GWh | Sep 1986 | Dec 2025 | Water |
| Unionville Hydro Project 2499 NY | Erie Boulevard Hydropower LP | Norwood, NY | New York Independent System Operator (NYIS) | 11.2 GWh | Jun 1984 | Dec 2025 | Water |
| Hewittville Hydroelectric | Erie Boulevard Hydropower LP | Norwood, NY | New York Independent System Operator (NYIS) | 12.4 GWh | Aug 1984 | Dec 2025 | Water |
| Moose River | EONY Generation Limited | Lyons Falls, NY | New York Independent System Operator (NYIS) | 37.1 GWh | Oct 1987 | Dec 2025 | Water |
Summary of Power Plants By State
Figures are based on June 2026 generation numbers.| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 77 | 12,594.28 GWh |
| Alaska | # 48 | 140 | 563.53 GWh |
| Arizona | # 11 | 199 | 11,138.97 GWh |
| Arkansas | # 21 | 117 | 6,425.86 GWh |
| California | # 4 | 1,744 | 17,197.11 GWh |
| Colorado | # 29 | 309 | 4,933.21 GWh |
| Connecticut | # 34 | 173 | 3,737.86 GWh |
| Delaware | # 49 | 35 | 376.53 GWh |
| District of Columbia | # 51 | 17 | 18.29 GWh |
| Florida | # 2 | 342 | 26,309.59 GWh |
| Georgia | # 7 | 250 | 13,880.75 GWh |
| Hawaii | # 47 | 70 | 767.91 GWh |
| Idaho | # 41 | 152 | 2,099.32 GWh |
| Illinois | # 5 | 494 | 16,673.62 GWh |
| Indiana | # 18 | 222 | 8,401.10 GWh |
| Iowa | # 23 | 297 | 6,139.01 GWh |
| Kansas | # 25 | 188 | 5,758.25 GWh |
| Kentucky | # 22 | 61 | 6,181.49 GWh |
| Louisiana | # 15 | 90 | 9,779.36 GWh |
| Maine | # 45 | 242 | 1,215.46 GWh |
| Maryland | # 36 | 228 | 3,591.08 GWh |
| Massachusetts | # 44 | 666 | 1,410.23 GWh |
| Michigan | # 14 | 276 | 9,804.74 GWh |
| Minnesota | # 30 | 790 | 4,889.70 GWh |
| Mississippi | # 20 | 60 | 6,899.16 GWh |
| Missouri | # 24 | 129 | 6,066.44 GWh |
| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,225.73 GWh |
| Nebraska | # 39 | 126 | 3,184.64 GWh |
| Nevada | # 31 | 117 | 4,654.59 GWh |
| New Hampshire | # 43 | 57 | 1,659.52 GWh |
| New Jersey | # 28 | 398 | 5,055.63 GWh |
| New Mexico | # 33 | 159 | 4,408.01 GWh |
| New York | # 10 | 1,064 | 11,564.60 GWh |
| North Carolina | # 8 | 913 | 12,773.20 GWh |
| North Dakota | # 35 | 59 | 3,713.80 GWh |
| Ohio | # 6 | 213 | 13,969.06 GWh |
| Oklahoma | # 17 | 144 | 9,156.03 GWh |
| Oregon | # 27 | 281 | 5,322.08 GWh |
| Pennsylvania | # 3 | 259 | 21,018.65 GWh |
| Rhode Island | # 46 | 107 | 854.92 GWh |
| South Carolina | # 16 | 209 | 9,442.42 GWh |
| South Dakota | # 42 | 53 | 1,803.66 GWh |
| Tennessee | # 19 | 99 | 7,036.17 GWh |
| Texas | # 1 | 1,028 | 57,844.67 GWh |
| Utah | # 38 | 129 | 3,196.09 GWh |
| Vermont | # 50 | 118 | 180.62 GWh |
| Virginia | # 12 | 250 | 10,352.13 GWh |
| Washington | # 13 | 135 | 10,051.77 GWh |
| West Virginia | # 32 | 41 | 4,489.44 GWh |
| Wisconsin | # 26 | 266 | 5,542.48 GWh |
| Wyoming | # 37 | 69 | 3,318.53 GWh |