Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Algonquin Windsor Locks | Ahlstrom Power Windsor Locks LLC | Windsor Locks, CT | ISO New England (ISNE) | 146.2 GWh | Dec 1989 | Mar 2026 | Natural Gas : 92.2% Distillate Fuel Oil : 7.8% |
| Boott Hydropower | Boott Hydro, LLC - Hybrid | Lowell, MA | ISO New England (ISNE) | 27.5 GWh | Sep 1985 | Dec 2024 | Water |
| Brassua Hydroelectric Project | Brassua Hydroelectric LP | Rockwood, ME | ISO New England (ISNE) | 10.4 GWh | Aug 1989 | Dec 2024 | Water |
| Rumford Falls Hydro Facility | Brookfield Power New England | Rumford, ME | ISO New England (ISNE) | 260.5 GWh | Dec 1917 | Dec 2024 | Water |
| Sheldon Springs Hydroelectric | Central Rivers Power US, LLC | Sheldon Springs, VT | ISO New England (ISNE) | 67.8 GWh | Jun 1988 | Dec 2024 | Water |
| Rumford Cogeneration | ND Paper, Inc. | Rumford, ME | ISO New England (ISNE) | 391.5 GWh | Dec 1989 | Mar 2026 | Black Liquor : 53.5% Tire-derived Fuels : 21.2% Wood/Wood Waste Solids : 16.3% Bituminous Coal : 6.7% Residual Fuel Oil : 1.4% Sludge Waste : 0.8% |
| Milton Hydro | SFR Hydro Cor | Milton, NH | ISO New England (ISNE) | 5.6 GWh | Dec 1913 | Dec 2024 | Water |
| Benton Falls Associates | Essex Hydro Associates LLC | Benton, ME | ISO New England (ISNE) | 4.3 GWh | Nov 1987 | Dec 2024 | Water |
| Masspower | Masspower | Indian Orchard, MA | ISO New England (ISNE) | 475.7 GWh | Jun 1993 | Dec 2024 | Natural Gas |
| Dodge Falls Associates | Dodge Falls Associates LP | Bath, NH | ISO New England (ISNE) | 29.4 GWh | Nov 1990 | Dec 2024 | Water |
| Cabot Holyoke | City of Holyoke Gas and Electric Dept. | Holyoke, MA | ISO New England (ISNE) | 4.4 GWh | Dec 1892 | Dec 2024 | Water |
| Pepperell Hydro Power Plant | Eagle Creek Renewable Energy, LLC | Pepperell, MA | ISO New England (ISNE) | 2.9 GWh | Dec 1919 | Mar 2026 | Water |
| Covanta Southeastern Connecticut Company | Covanta Southeastern Connecticut Company | Preston, CT | ISO New England (ISNE) | 111.7 GWh | Nov 1991 | Mar 2026 | Non-biogenic Municipal Solid Waste : 53.9% Biogenic Municipal Solid Waste : 44.1% Distillate Fuel Oil : 2.1% |
| Anson Abenaki Hydros | Eagle Creek Renewable Energy, LLC | Madison, ME | ISO New England (ISNE) | 116.3 GWh | Dec 1949 | Dec 2024 | Water |
| Clement Dam Hydro LLC | Eagle Creek Renewable Energy, LLC | Tilton, NH | ISO New England (ISNE) | 8.9 GWh | Nov 1984 | Dec 2024 | Water |
| Bridgewater Power LP | Bridgewater Power Co LP | Bridgewater, NH | ISO New England (ISNE) | 93.0 GWh | Jul 1987 | Dec 2024 | Wood/Wood Waste Solids : 99.5% |
| Bellingham Cogeneration Facility | Northeast Energy Associates LP | Bellingham, MA | ISO New England (ISNE) | 367.8 GWh | Aug 1991 | Dec 2024 | Natural Gas : 99.9% |
| West Enfield Hydro | Brookfield Black Bear Hydro, LLC | West Enfield, ME | ISO New England (ISNE) | 77.5 GWh | Mar 1988 | Dec 2024 | Water |
| Derby Hydro | McCallum Enterprises I LP | Shelton, CT | ISO New England (ISNE) | 23.9 GWh | Dec 1988 | Dec 2024 | Water |
| Mine Falls Generating Station | City of Nashua, NH | Nashua, NH | ISO New England (ISNE) | 12.7 GWh | Nov 1985 | Dec 2024 | Water |
| Fife Brook | Bear Swamp Power Company LLC | Florida, MA | ISO New England (ISNE) | 29.5 GWh | Sep 1974 | Oct 2024 | Water |
| Vergennes 9 | Green Mountain Power Corp | Vergennes, VT | ISO New England (ISNE) | 8.0 GWh | Dec 1911 | Dec 2024 | Water |
| Waterbury 22 | Green Mountain Power Corp | Waterbury, VT | ISO New England (ISNE) | 15.2 GWh | May 1953 | Dec 2024 | Water |
| Mcindoes | Great River Hydro, LLC | Barnet, VT | ISO New England (ISNE) | 53.3 GWh | Dec 1930 | Dec 2024 | Water |
| Gorge 18 | Green Mountain Power Corp | South Burlington, VT | ISO New England (ISNE) | 16.7 GWh | Dec 1927 | Dec 2024 | Water |
| Searsburg | Great River Hydro, LLC | Searsburg, VT | ISO New England (ISNE) | 15.4 GWh | Feb 1922 | Dec 2024 | Water |
| Carver Falls | Green Mountain Power Corp | Hampton, NY | ISO New England (ISNE) | 5.8 GWh | Jan 1922 | Dec 2024 | Water |
| Beldens | Green Mountain Power Corp | New Haven, VT | ISO New England (ISNE) | 13.5 GWh | Jul 1913 | Dec 2024 | Water |
| Proctor | Green Mountain Power Corp | Proctor, VT | ISO New England (ISNE) | 31.2 GWh | Jul 1905 | Dec 2024 | Water |
| Wrightsville Hydro Plant | Washington Electric Coop - (VT) | Montpelier, VT | ISO New England (ISNE) | 1.7 GWh | Aug 1985 | Nov 2024 | Water |
| Wilkins Station | Town of Marblehead - (MA) | Marblehead, MA | ISO New England (ISNE) | 94.0 MWh | Oct 1975 | Dec 2024 | Distillate Fuel Oil |
| Highgate Falls | Village of Swanton - (VT) | Highgate, VT | ISO New England (ISNE) | 46.6 GWh | Jul 1923 | Dec 2024 | Water |
| Turners Falls | FirstLight Power Resources, Inc. - MA | Montague, MA | ISO New England (ISNE) | 12.4 GWh | Dec 1904 | Dec 2024 | Water |
| Indian Orchard | Central Rivers Power MA, LLC | Indian Orchard, MA | ISO New England (ISNE) | 6.3 GWh | Dec 1927 | Dec 2024 | Water |
| Dwight | Central Rivers Power MA, LLC | Chicopee, MA | ISO New England (ISNE) | 6.3 GWh | Dec 1919 | Dec 2024 | Water |
| Princeton Wind Farm | Town of Princeton - (MA) | Princeton, MA | ISO New England (ISNE) | 3.7 GWh | Dec 2009 | Dec 2024 | Wind |
| Deerfield 3 | Great River Hydro, LLC | Buckland, MA | ISO New England (ISNE) | 25.0 GWh | Jul 1912 | Dec 2024 | Water |
| Stony Brook | Massachusetts Mun Wholes Electric Co | Ludlow, MA | ISO New England (ISNE) | 177.4 GWh | Oct 1981 | Mar 2026 | Distillate Fuel Oil : 56.5% Natural Gas : 43.5% |
| Front Street | City of Chicopee - (MA) | Chicopee, MA | ISO New England (ISNE) | 497.0 MWh | Dec 1977 | Dec 2024 | Distillate Fuel Oil |
| Searsburg Wind Turbine | Green Mountain Power Corp | Searsburg, VT | ISO New England (ISNE) | 10.4 GWh | May 1997 | Mar 2026 | Wind |
| Seabrook | NextEra Energy Seabrook LLC | Seabrook, NH | ISO New England (ISNE) | 10.9 TWh | Jul 1990 | Mar 2026 | Nuclear |
| Deerfield 4 | Great River Hydro, LLC | Buckland, MA | ISO New England (ISNE) | 20.2 GWh | Jul 1912 | Dec 2024 | Water |
| West Tisbury Generating Facility | Vineyard Reliability LLC | West Tisbury, MA | ISO New England (ISNE) | 3.0 GWh | Dec 1974 | Dec 2024 | Distillate Fuel Oil |
| Shrewsbury | Town of Shrewsbury - (MA) | Shrewsbury, MA | ISO New England (ISNE) | 34.0 MWh | Oct 1969 | Dec 2024 | Distillate Fuel Oil |
| Deerfield 2 | Great River Hydro, LLC | Conway, MA | ISO New England (ISNE) | 29.2 GWh | Jul 1913 | Dec 2024 | Water |
| New Haven Harbor | Generation Bridge II Connecticut, LLC | New Haven, CT | ISO New England (ISNE) | 167.4 GWh | Jun 1975 | Jan 2026 | Residual Fuel Oil : 45.1% Natural Gas : 40.3% Distillate Fuel Oil : 12.2% Kerosene : 2.5% |
| Sherman | Great River Hydro, LLC | Rowe, MA | ISO New England (ISNE) | 26.5 GWh | Nov 1926 | Dec 2024 | Water |
| Newington | Granite Shore Power | Newington, NH | ISO New England (ISNE) | 153.4 GWh | May 1974 | Feb 2026 | Residual Fuel Oil : 65.7% Natural Gas : 32.8% Distillate Fuel Oil : 1.5% |
| Hooksett | Central Rivers Power NH, LLC | Hooksett, NH | ISO New England (ISNE) | 5.3 GWh | Jul 1927 | Dec 2024 | Water |
| Eastman Falls | Central Rivers Power NH, LLC | Franklin, NH | ISO New England (ISNE) | 24.3 GWh | Jul 1937 | Dec 2024 | Water |
| Ayers Island | Central Rivers Power NH, LLC | Bristol, NH | ISO New England (ISNE) | 40.1 GWh | Jul 1925 | Dec 2024 | Water |
| Amoskeag | Central Rivers Power NH, LLC | Manchester, NH | ISO New England (ISNE) | 76.9 GWh | Jul 1922 | Dec 2024 | Water |
| Wilder | Great River Hydro, LLC | Hartford, VT | ISO New England (ISNE) | 179.5 GWh | Oct 1950 | Dec 2024 | Water |
| Vernon Dam | Great River Hydro, LLC | Vernon, VT | ISO New England (ISNE) | 159.7 GWh | Jul 1909 | Dec 2024 | Water |
| S C Moore | Great River Hydro, LLC | Littleton, NH | ISO New England (ISNE) | 341.5 GWh | Dec 1956 | Dec 2024 | Water |
| Comerford | Great River Hydro, LLC | Monroe, NH | ISO New England (ISNE) | 400.5 GWh | Aug 1930 | Dec 2024 | Water |
| Gorham | Central Rivers Power NH, LLC | Gorham, NH | ISO New England (ISNE) | 11.2 GWh | Jul 1917 | Dec 2024 | Water |
| Jackman | Central Rivers Power NH, LLC | Hillsborough, NH | ISO New England (ISNE) | 8.8 GWh | Jan 1926 | Dec 2024 | Water |
| Lost Nation | Granite Shore Power | Groveton, NH | ISO New England (ISNE) | 422.0 MWh | Aug 1969 | Dec 2024 | Distillate Fuel Oil |
| Merrimack | Granite Shore Power | Bow, NH | ISO New England (ISNE) | 116.0 GWh | Nov 1960 | Feb 2026 | Bituminous Coal : 97.5% Jet Fuel : 2.4% |
| Schiller | Granite Shore Power | Portsmouth, NH | ISO New England (ISNE) | 1.0 GWh | Sep 1952 | Jan 2026 | Jet Fuel |
| Smith (NH) | Central Rivers Power NH, LLC | Berlin, NH | ISO New England (ISNE) | 112.2 GWh | Jul 1948 | Dec 2024 | Water |
| White Lake | Granite Shore Power | Tamworth, NH | ISO New England (ISNE) | 484.0 MWh | Jun 1968 | Dec 2024 | Jet Fuel |
| Garvins Falls | Central Rivers Power NH, LLC | Bow, NH | ISO New England (ISNE) | 30.9 GWh | Jul 1925 | Dec 2024 | Water |
| West Danville 15 | Green Mountain Power Corp | Danville, VT | ISO New England (ISNE) | 2.6 GWh | Dec 1916 | Dec 2024 | Water |
| Silver Lake (VT) | Green Mountain Power Corp | Salisbury, VT | ISO New England (ISNE) | 4.6 GWh | Jan 1917 | Dec 2024 | Water |
| Weybridge | Green Mountain Power Corp | Weybridge, VT | ISO New England (ISNE) | 14.1 GWh | Jan 1951 | Dec 2024 | Water |
| Newport | Great Bay Hydro Corp | Newport, VT | ISO New England (ISNE) | 20.6 GWh | Dec 1935 | Dec 2024 | Water |
| Berlin 5 | Green Mountain Power Corp | Berlin, VT | ISO New England (ISNE) | 1.9 GWh | May 1972 | Jan 2026 | Kerosene |
| Colchester 16 | Green Mountain Power Corp | Colchester, VT | ISO New England (ISNE) | 279.0 MWh | Sep 1965 | Dec 2024 | Distillate Fuel Oil |
| Essex Junction 19 | Green Mountain Power Corp | Essex Junction, VT | ISO New England (ISNE) | 33.7 GWh | Dec 1916 | Mar 2026 | Water : 98.9% Distillate Fuel Oil : 1.1% |
| Marshfield 6 | Green Mountain Power Corp | Marshfield, VT | ISO New England (ISNE) | 8.1 GWh | Dec 1926 | Dec 2024 | Water |
| Middlesex 2 | Green Mountain Power Corp | Moretown, VT | ISO New England (ISNE) | 9.8 GWh | Dec 1927 | Dec 2024 | Water |
| Manchester Street | Manchester Street, LLC. | Providence, RI | ISO New England (ISNE) | 2.0 TWh | Aug 1995 | Mar 2026 | Natural Gas : 91.6% Distillate Fuel Oil : 8.4% |
| Bellows Falls | Great River Hydro, LLC | Bellow Falls, VT | ISO New England (ISNE) | 264.4 GWh | Feb 1928 | Dec 2024 | Water |
| Harriman | Great River Hydro, LLC | Whitingham, VT | ISO New England (ISNE) | 91.5 GWh | Apr 1924 | Dec 2024 | Water |
| Canaan | Central Rivers Power NH, LLC | Canaan, VT | ISO New England (ISNE) | 6.5 GWh | Jul 1927 | Dec 2024 | Water |
| West Charleston | Barton Village, Inc | West Charleston, VT | ISO New England (ISNE) | 6.9 GWh | Jun 1931 | Dec 2024 | Water |
| Burlington GT | City of Burlington Electric - (VT) | Burlington, VT | ISO New England (ISNE) | 358.0 MWh | Aug 1971 | Dec 2024 | Distillate Fuel Oil |
| Great Falls (VT) | The Town of Lyndon Electric Department | Lyndon, VT | ISO New England (ISNE) | 3.0 GWh | Jul 1915 | Dec 2024 | Water |
| Morrisville | Village of Morrisville - (VT) | Morrisville, VT | ISO New England (ISNE) | 4.9 GWh | Jul 1924 | Dec 2024 | Water |
| Cadys Falls | Village of Morrisville - (VT) | Morrisville, VT | ISO New England (ISNE) | 139.0 MWh | Jul 1914 | Dec 2024 | Water |
| Pittsford | Green Mountain Power Corp | Pittsford, VT | ISO New England (ISNE) | 8.0 GWh | Jan 1914 | Dec 2024 | Water |
| Ascutney | Green Mountain Power Corp | Weatherfield, VT | ISO New England (ISNE) | 370.0 MWh | Jul 1961 | Mar 2026 | Distillate Fuel Oil |
| Smith (VT) | Green Mountain Power Corp | Bradford, VT | ISO New England (ISNE) | 1.6 GWh | Nov 1982 | Dec 2024 | Water |
| Cavendish | Green Mountain Power Corp | Cavendish, VT | ISO New England (ISNE) | 830.0 MWh | Jan 1907 | Dec 2024 | Water |
| Clark Falls | Green Mountain Power Corp | Milton, VT | ISO New England (ISNE) | 17.0 GWh | Jan 1937 | Dec 2024 | Water |
| Fairfax Falls | Green Mountain Power Corp | Fairfax, VT | ISO New England (ISNE) | 20.4 GWh | Jan 1919 | Dec 2024 | Water |
| Glen | Green Mountain Power Corp | Rutland, VT | ISO New England (ISNE) | 6.1 GWh | Jul 1920 | Dec 2024 | Water |
| Lower Middlebury | Green Mountain Power Corp | Middlebury Lower, VT | ISO New England (ISNE) | 4.3 GWh | Jul 1917 | Dec 2024 | Water |
| Milton | Green Mountain Power Corp | Milton, VT | ISO New England (ISNE) | 44.4 GWh | Jan 1929 | Dec 2024 | Water |
| Peterson | Green Mountain Power Corp | Milton, VT | ISO New England (ISNE) | 31.3 GWh | Jan 1948 | Dec 2024 | Water |
| Salisbury | Green Mountain Power Corp | Salisbury, VT | ISO New England (ISNE) | 2.0 GWh | Jan 1917 | Dec 2024 | Water |
| Cos Cob | Connecticut Jet Power LLC | Greenwich, CT | ISO New England (ISNE) | 676.0 MWh | Aug 1969 | Dec 2024 | Kerosene |
| J C McNeil | City of Burlington Electric - (VT) | Burlington, VT | ISO New England (ISNE) | 214.4 GWh | May 1984 | Mar 2026 | Wood/Wood Waste Solids : 99.8% |
| Montville Station | Montville Power LLC | Uncasville, CT | ISO New England (ISNE) | 27.8 GWh | Dec 1953 | Dec 2024 | Natural Gas : 52.4% Residual Fuel Oil : 46.4% Distillate Fuel Oil : 1.2% |
| Scotland Dam | FirstLight Power Resources Services LLC | Windham, CT | ISO New England (ISNE) | 6.6 GWh | Dec 1936 | Dec 2024 | Water |
| Bulls Bridge | FirstLight Power Resources Services LLC | New Milford, CT | ISO New England (ISNE) | 30.8 GWh | Dec 1902 | Dec 2024 | Water |
| Stevenson | FirstLight Power Resources Services LLC | Monroe, CT | ISO New England (ISNE) | 95.8 GWh | Dec 1918 | Dec 2024 | Water |
| Taftville | FirstLight Power Resources Services LLC | Taftville, CT | ISO New England (ISNE) | 2.9 GWh | Dec 1905 | Dec 2024 | Water |
Summary of Power Plants By State
Figures are based on March 2026 generation numbers.| State | Rank | Active Plants | Mar 2026 Generation |
|---|---|---|---|
| Alabama | # 10 | 76 | 10,194.39 GWh |
| Alaska | # 48 | 139 | 566.31 GWh |
| Arizona | # 15 | 183 | 8,256.99 GWh |
| Arkansas | # 25 | 114 | 4,973.03 GWh |
| California | # 5 | 1,656 | 15,197.83 GWh |
| Colorado | # 30 | 294 | 4,491.41 GWh |
| Connecticut | # 31 | 161 | 3,992.67 GWh |
| Delaware | # 49 | 33 | 248.78 GWh |
| District of Columbia | # 51 | 16 | 18.32 GWh |
| Florida | # 3 | 334 | 19,802.71 GWh |
| Georgia | # 8 | 247 | 10,697.11 GWh |
| Hawaii | # 46 | 69 | 784.18 GWh |
| Idaho | # 42 | 144 | 1,957.44 GWh |
| Illinois | # 4 | 379 | 15,489.73 GWh |
| Indiana | # 12 | 216 | 9,257.49 GWh |
| Iowa | # 21 | 289 | 6,478.67 GWh |
| Kansas | # 23 | 183 | 5,489.55 GWh |
| Kentucky | # 29 | 59 | 4,637.74 GWh |
| Louisiana | # 17 | 86 | 8,003.69 GWh |
| Maine | # 45 | 212 | 1,313.24 GWh |
| Maryland | # 39 | 202 | 2,834.84 GWh |
| Massachusetts | # 44 | 639 | 1,383.17 GWh |
| Michigan | # 13 | 268 | 8,564.76 GWh |
| Minnesota | # 26 | 760 | 4,875.53 GWh |
| Mississippi | # 24 | 55 | 5,467.46 GWh |
| Missouri | # 22 | 125 | 5,500.53 GWh |
| State | Rank | Active Plants | Mar 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 69 | 2,464.49 GWh |
| Nebraska | # 37 | 121 | 3,330.39 GWh |
| Nevada | # 35 | 114 | 3,487.65 GWh |
| New Hampshire | # 43 | 54 | 1,520.13 GWh |
| New Jersey | # 28 | 379 | 4,705.05 GWh |
| New Mexico | # 33 | 142 | 3,587.89 GWh |
| New York | # 9 | 935 | 10,247.40 GWh |
| North Carolina | # 11 | 896 | 9,821.46 GWh |
| North Dakota | # 32 | 59 | 3,854.12 GWh |
| Ohio | # 6 | 200 | 12,175.28 GWh |
| Oklahoma | # 19 | 142 | 7,305.54 GWh |
| Oregon | # 20 | 266 | 6,583.30 GWh |
| Pennsylvania | # 2 | 249 | 20,000.86 GWh |
| Rhode Island | # 47 | 100 | 610.71 GWh |
| South Carolina | # 14 | 204 | 8,273.25 GWh |
| South Dakota | # 41 | 52 | 2,184.62 GWh |
| Tennessee | # 18 | 88 | 7,335.80 GWh |
| Texas | # 1 | 961 | 46,858.09 GWh |
| Utah | # 38 | 125 | 3,184.50 GWh |
| Vermont | # 50 | 117 | 217.82 GWh |
| Virginia | # 16 | 233 | 8,059.42 GWh |
| Washington | # 7 | 131 | 10,773.76 GWh |
| West Virginia | # 34 | 40 | 3,543.98 GWh |
| Wisconsin | # 27 | 239 | 4,794.79 GWh |
| Wyoming | # 36 | 70 | 3,358.51 GWh |