Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Lake Catherine | Entergy Arkansas LLC | Jones Mill, AR | Midcontinent Independent System Operator, Inc. (MISO) | 299.6 GWh | Mar 1970 | Nov 2024 | Natural Gas |
| Carpenter | Entergy Arkansas LLC | Hot Springs, AR | Midcontinent Independent System Operator, Inc. (MISO) | 102.4 GWh | Dec 1931 | Dec 2024 | Water |
| Breese | City of Breese - (IL) | Breese, IL | Midcontinent Independent System Operator, Inc. (MISO) | 263.0 MWh | Nov 1953 | Dec 2024 | Distillate Fuel Oil |
| Prairie River | ALLETE, Inc. | Grand Rapids, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Mar 1920 | Dec 2024 | Water |
| Bushnell | City of Bushnell - (IL) | Bushnell, IL | Midcontinent Independent System Operator, Inc. (MISO) | 49.0 MWh | May 1940 | Dec 2024 | Distillate Fuel Oil |
| Carlyle | City of Carlyle - (IL) | Carlyle, IL | Midcontinent Independent System Operator, Inc. (MISO) | 231.0 MWh | Jul 1964 | Dec 2024 | Distillate Fuel Oil |
| Carmi | City of Carmi - (IL) | Carmi, IL | Midcontinent Independent System Operator, Inc. (MISO) | 230.0 MWh | Nov 1948 | Dec 2024 | Distillate Fuel Oil |
| Farmer City | City of Farmer City - (IL) | Farmer City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 50.0 MWh | Mar 1951 | Dec 2024 | Distillate Fuel Oil |
| Geneseo | City of Geneseo - (IL) | Geneseo, IL | Midcontinent Independent System Operator, Inc. (MISO) | 7.9 GWh | Jun 1957 | Mar 2026 | Wind : 74.3% Solar : 20.9% Distillate Fuel Oil : 4.8% |
| Freeburg | Village of Freeburg - (IL) | Freeburg, IL | Midcontinent Independent System Operator, Inc. (MISO) | 122.0 MWh | Jul 1948 | Dec 2024 | Distillate Fuel Oil |
| Mosinee Mill | Ahlstrom-Munksjo NA Specialty Solutions, LLC | Mosinee, WI | Midcontinent Independent System Operator, Inc. (MISO) | 102.0 GWh | Jun 1916 | Mar 2026 | Black Liquor : 45.1% Natural Gas : 17.5% Water : 15.6% Bituminous Coal : 12.3% Wood/Wood Waste Solids : 6.0% Residual Fuel Oil : 1.9% Sludge Waste : 1.5% |
| ArcelorMittal Burns Harbor | Cleveland-Cliffs Burns Harbor LLC | Burns Harbor, IN | Midcontinent Independent System Operator, Inc. (MISO) | 922.0 GWh | Dec 1968 | Dec 2024 | Blast Furnace Gas : 42.6% Other Gas : 32.9% Natural Gas : 24.4% |
| WestRock (TX) | WestRock (TX) | Evadale, TX | Midcontinent Independent System Operator, Inc. (MISO) | 415.2 GWh | May 1954 | Dec 2024 | Black Liquor : 58.9% Wood/Wood Waste Solids : 22.0% Natural Gas : 19.1% |
| Boise Cascade International Falls | Boise White Paper LLC | International Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 334.5 GWh | Dec 1926 | Mar 2026 | Black Liquor : 63.5% Natural Gas : 22.3% Wood/Wood Waste Solids : 12.9% Sludge Waste : 1.3% |
| Gary Works | United States Steel-Gary | Gary, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 TWh | Mar 1997 | Mar 2026 | Blast Furnace Gas : 54.9% Natural Gas : 45.1% |
| International Falls Power | Boise White Paper LLC | International Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 58.5 GWh | Dec 1923 | Mar 2026 | Water |
| DeRidder Mill | Packaging Corporation of America | DeRidder, LA | Midcontinent Independent System Operator, Inc. (MISO) | 402.4 GWh | Sep 1969 | Dec 2024 | Black Liquor : 46.7% Wood/Wood Waste Solids : 34.3% Natural Gas : 18.9% |
| University of Northern Iowa | University of Northern Iowa | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 20.6 GWh | Oct 1982 | Mar 2026 | Natural Gas : 66.4% Petroleum Coke : 23.6% Bituminous Coal : 9.8% |
| Biron Mill | ND Paper, Inc. | Wisconsin Rapids, WI | Midcontinent Independent System Operator, Inc. (MISO) | 95.7 GWh | Aug 1947 | Dec 2024 | Natural Gas : 79.6% Subbituminous Coal : 20.4% |
| Nine Springs | Madison Gas & Electric Co | Madison, WI | Midcontinent Independent System Operator, Inc. (MISO) | 82.0 MWh | Nov 1964 | Dec 2024 | Natural Gas |
| Expander Turbine | Cleveland Cliffs | East Chicago, IN | Midcontinent Independent System Operator, Inc. (MISO) | 86.0 GWh | Apr 1981 | Mar 2026 | Blast Furnace Gas |
| Consumer Operations LLC | Georgia-Pacific Consumer Oper. Green Bay LLC | Green Bay, WI | Midcontinent Independent System Operator, Inc. (MISO) | 235.1 GWh | Dec 1953 | Mar 2026 | Natural Gas |
| Omega Hills Gas Recovery | WM Renewable Energy LLC | Germantown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 78.5 GWh | Nov 1985 | Mar 2026 | Landfill Gas |
| Metro Gas Recovery | WM Renewable Energy LLC | Franklin, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.0 GWh | Nov 1985 | Dec 2024 | Landfill Gas |
| Billerud Quinnesec Mill | Billerud Quinnesec Mill | Norway, MI | Midcontinent Independent System Operator, Inc. (MISO) | 293.6 GWh | Sep 1985 | Dec 2024 | Black Liquor : 67.8% Wood/Wood Waste Solids : 30.2% Natural Gas : 1.9% |
| Dayton Hydro | Eagle Creek Renewable Energy, LLC | Ottawa, IL | Midcontinent Independent System Operator, Inc. (MISO) | 15.6 GWh | Dec 1924 | Dec 2024 | Water |
| French Landing Dam | Eagle Creek Renewable Energy, LLC | Belleville, MI | Midcontinent Independent System Operator, Inc. (MISO) | 8.5 GWh | Nov 1988 | Dec 2024 | Water |
| Sartell Dam | Eagle Creek Renewable Energy, LLC | Sartell, MN | Midcontinent Independent System Operator, Inc. (MISO) | 29.1 GWh | Feb 1985 | Dec 2024 | Water |
| Covanta Hennepin Energy | Covanta Energy Co | Minneapolis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 169.8 GWh | Sep 1989 | Mar 2026 | Non-biogenic Municipal Solid Waste : 54.5% Biogenic Municipal Solid Waste : 44.6% Natural Gas : 0.9% |
| ExxonMobil Beaumont Refinery | ExxonMobil Oil Corp | Beaumont, TX | Midcontinent Independent System Operator, Inc. (MISO) | 4.3 TWh | Dec 1965 | Feb 2026 | Natural Gas : 96.7% Other Gas : 3.3% |
| Tazewell Gas Recovery | WM Illinois Renewable Energy LLC | East Peoria, IL | Midcontinent Independent System Operator, Inc. (MISO) | 13.5 GWh | Jun 1989 | Dec 2024 | Landfill Gas |
| Sappi Cloquet Mill | Sappi Cloquet LLC | Cloquet, MN | Midcontinent Independent System Operator, Inc. (MISO) | 441.0 GWh | Dec 1928 | Mar 2026 | Black Liquor : 61.7% Wood/Wood Waste Solids : 18.0% Natural Gas : 16.0% Water : 3.4% |
| Olmsted Waste Energy | Olmsted County Public Works | Rochester, MN | Midcontinent Independent System Operator, Inc. (MISO) | 46.7 GWh | Mar 1987 | Dec 2024 | Non-biogenic Municipal Solid Waste : 54.7% Biogenic Municipal Solid Waste : 44.7% Natural Gas : 0.5% |
| Geismar | BASF Corporation | Geismar, LA | Midcontinent Independent System Operator, Inc. (MISO) | 514.1 GWh | Jun 1985 | Dec 2024 | Natural Gas : 63.1% Other Gas : 36.9% |
| Dow St Charles Operations | Dow Chemical Co - St Charles | Taft, LA | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 TWh | Nov 1996 | Mar 2026 | Natural Gas : 99.1% Other Gas : 0.9% |
| Coyote | Otter Tail Power Co | Beulah, ND | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 TWh | Apr 1981 | Mar 2026 | Lignite Coal : 99.8% |
| Hopkinton | City of Hopkinton - (IA) | Hopkinton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 11.0 MWh | Aug 1973 | Dec 2024 | Distillate Fuel Oil |
| Tipton | City of Tipton - (IA) | Tipton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 69.0 MWh | Oct 1955 | Dec 2024 | Distillate Fuel Oil |
| Halstad | City of Halstad - (MN) | Halstad, MN | Midcontinent Independent System Operator, Inc. (MISO) | 11.0 MWh | Aug 2007 | Dec 2024 | Distillate Fuel Oil |
| Packaging of America Tomahawk Mill | PCA-Tomahawk Mill | Tomahawk, WI | Midcontinent Independent System Operator, Inc. (MISO) | 111.3 GWh | Dec 1919 | Dec 2024 | Wood/Wood Waste Solids : 35.7% Natural Gas : 34.2% Black Liquor : 18.1% Water : 11.7% |
| Purdue University | Purdue University | West Lafayette, IN | Midcontinent Independent System Operator, Inc. (MISO) | 104.5 GWh | Dec 1968 | Mar 2026 | Natural Gas : 92.9% Bituminous Coal : 7.1% |
| Anheuser-Busch St Louis | Anheuser-Busch Inc | St. Louis, MO | Midcontinent Independent System Operator, Inc. (MISO) | 39.6 GWh | Dec 1938 | Mar 2026 | Natural Gas : 93.2% Other Biomass Gas : 6.8% |
| Alpena Cement Plant | Lafarge Corp | Alpena, MI | Midcontinent Independent System Operator, Inc. (MISO) | 192.7 GWh | Dec 1951 | Mar 2026 | Petroleum Coke : 85.7% Natural Gas : 14.3% |
| Clearwater Paper APP CB | Clearwater Paper Corporation | Arkansas City, AR | Midcontinent Independent System Operator, Inc. (MISO) | 126.2 GWh | Oct 1977 | Dec 2024 | Black Liquor : 61.7% Natural Gas : 38.1% |
| LAC Courte Oreilles Hydroelect | Renewable World Energies LLC | Winter, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.7 GWh | Nov 1986 | Dec 2024 | Water |
| T B Simon Power Plant | Michigan State University | East Lansing, MI | Midcontinent Independent System Operator, Inc. (MISO) | 250.1 GWh | Nov 1965 | Mar 2026 | Natural Gas |
| Oconto Falls Lower | Eagle Creek Renewable Energy, LLC | Oconto Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.9 GWh | Dec 1970 | Dec 2024 | Water |
| Louisiana Sugar Refining | Louisiana Sugar Refining LLC | Gramercy, LA | Midcontinent Independent System Operator, Inc. (MISO) | 20.4 GWh | Aug 1930 | Dec 2024 | Natural Gas |
| Indiana Harbor West | Cleveland Cliffs | East Chicago, IN | Midcontinent Independent System Operator, Inc. (MISO) | 245.0 GWh | Sep 1939 | Dec 2024 | Natural Gas |
| Kent County Waste to Energy Facility | Kent County | Grand Rapids, MI | Midcontinent Independent System Operator, Inc. (MISO) | 99.4 GWh | Sep 1989 | Mar 2026 | Non-biogenic Municipal Solid Waste : 54.7% Biogenic Municipal Solid Waste : 44.7% Natural Gas : 0.6% |
| National Energy of McBain | National Salvage & Service Corporation | McBain, MI | Midcontinent Independent System Operator, Inc. (MISO) | 122.2 GWh | Nov 1988 | Dec 2024 | Wood/Wood Waste Solids : 88.5% Tire-derived Fuels : 11.2% |
| Archer Daniels Midland Des Moines | Archer Daniels Midland Co | Des Moines, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Apr 1988 | Dec 2024 | Natural Gas |
| Archer Daniels Midland Clinton | Archer Daniels Midland Co | Clinton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 700.9 GWh | Jan 2009 | Mar 2026 | Subbituminous Coal : 88.1% Other Biomass Solids : 7.4% Bituminous Coal : 4.5% |
| Cargill Corn Milling Division | Cargill Inc North America Sweetners | Eddyville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 110.5 GWh | Nov 1952 | Dec 2024 | Natural Gas |
| Columbia (WI) | Wisconsin Power & Light Co | Pardeville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.9 TWh | Apr 1975 | Mar 2026 | Subbituminous Coal : 99.9% |
| Blue Lake | Northern States Power Co - Minnesota | Shakopee, MN | Midcontinent Independent System Operator, Inc. (MISO) | 317.7 GWh | Feb 1974 | Dec 2024 | Natural Gas : 99.3% Distillate Fuel Oil : 0.7% |
| Port Arthur Texas Refinery | Total Petrochemicals USA Inc | Port Arthur, TX | Midcontinent Independent System Operator, Inc. (MISO) | 225.9 GWh | Jul 1988 | Dec 2024 | Natural Gas : 75.0% Other Gas : 25.0% |
| Agrilectric Power Partners Ltd | Agrilectric Power Partners Ltd | Lake Charles, LA | Midcontinent Independent System Operator, Inc. (MISO) | 78.9 GWh | Jun 1984 | Dec 2024 | Agricultural By-Products : 98.9% Natural Gas : 1.1% |
| Mosaic Phosphates Uncle Sam | Mosaic Phosphates Co. | Uncle Sam, LA | Midcontinent Independent System Operator, Inc. (MISO) | 93.5 GWh | Dec 1967 | Mar 2026 | Waste Heat |
| Grayling Generating Station | NorthStar Clean Energy | Grayling, MI | Midcontinent Independent System Operator, Inc. (MISO) | 164.6 GWh | Apr 1992 | Dec 2024 | Wood/Wood Waste Solids : 99.8% |
| Ada Cogeneration LP | Ada Cogeneration LLC | Ada, MI | Midcontinent Independent System Operator, Inc. (MISO) | 157.9 GWh | Sep 1990 | Dec 2024 | Natural Gas |
| Archer Daniels Midland Mankato | Archer Daniels Midland Co | Mankato, MN | Midcontinent Independent System Operator, Inc. (MISO) | 21.6 GWh | Sep 1987 | Dec 2024 | Natural Gas |
| Georgia-Pacific Monticello Paper | Georgia-Pacific Monticello LLC | Monticello, MS | Midcontinent Independent System Operator, Inc. (MISO) | 550.2 GWh | May 1968 | Dec 2024 | Black Liquor : 47.2% Natural Gas : 40.2% Wood/Wood Waste Solids : 12.6% |
| Port Allen (LA) | Placid Refining Co LLC | Port Allen, LA | Midcontinent Independent System Operator, Inc. (MISO) | 43.4 GWh | Apr 1990 | Dec 2024 | Natural Gas |
| Westrock Hodge (LA) | Westrock (LA) | Hodge, LA | Midcontinent Independent System Operator, Inc. (MISO) | 466.5 GWh | Nov 1952 | Dec 2024 | Black Liquor : 50.4% Natural Gas : 35.5% Wood/Wood Waste Solids : 14.2% |
| Sycamore (IA) | MidAmerican Energy Co | Johnston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 9.5 GWh | Jul 1974 | Dec 2024 | Natural Gas |
| CF Industries Yazoo City Complex | CF Industries Nitrogen LLC | Yazoo City, MS | Midcontinent Independent System Operator, Inc. (MISO) | 118.6 GWh | Jun 1984 | Mar 2026 | Natural Gas |
| Emery Station | Interstate Power and Light Co | Clear Lake, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 TWh | Apr 2004 | Mar 2026 | Natural Gas |
| Sabine River Operations | The Dow Chemical Company | Orange, TX | Midcontinent Independent System Operator, Inc. (MISO) | 2.7 TWh | Dec 1947 | Mar 2026 | Natural Gas : 99.4% Other Gas : 0.6% |
| Atlantic Alumina, Gramercy Operations | Atalco Gramercy LLC | Gramercy, LA | Midcontinent Independent System Operator, Inc. (MISO) | 208.1 GWh | Jan 1958 | Dec 2024 | Natural Gas |
| Georgia-Pacific Corp - Nekoosa Mill | Domtar Industries Inc | Nekoosa, WI | Midcontinent Independent System Operator, Inc. (MISO) | 171.2 GWh | Dec 1911 | Mar 2026 | Natural Gas : 42.9% Black Liquor : 42.4% Water : 14.7% |
| TES Filer City Station | TES Filer City Station LP | Filer City, MI | Midcontinent Independent System Operator, Inc. (MISO) | 361.6 GWh | Apr 1990 | Mar 2026 | Bituminous Coal : 65.5% Natural Gas : 21.4% Wood/Wood Waste Solids : 13.1% |
| Milam Gas Recovery | WM Illinois Renewable Energy LLC | East St. Lois, IL | Midcontinent Independent System Operator, Inc. (MISO) | 19.4 GWh | Mar 1991 | Dec 2024 | Natural Gas |
| University of Michigan | University of Michigan | Ann Arbor, MI | Midcontinent Independent System Operator, Inc. (MISO) | 233.9 GWh | Dec 1974 | Mar 2026 | Natural Gas |
| Plant 31 Paper Mill | Graphic Packaging International | West Monroe, LA | Midcontinent Independent System Operator, Inc. (MISO) | 523.0 GWh | Dec 1963 | Dec 2024 | Natural Gas : 63.2% Black Liquor : 25.1% Wood/Wood Waste Solids : 11.7% |
| Midland Cogeneration Venture | Midland Cogeneration Venture | Midland, MI | Midcontinent Independent System Operator, Inc. (MISO) | 10.0 TWh | May 1989 | Mar 2026 | Natural Gas |
| PPG Riverside | Westlake 2 US LLC | Lake Charles, LA | Midcontinent Independent System Operator, Inc. (MISO) | 92.8 GWh | Aug 1947 | Mar 2026 | Purchased Steam |
| PPG Powerhouse C | Westlake 2 US LLC | Lake Charles, LA | Midcontinent Independent System Operator, Inc. (MISO) | 1.4 TWh | Jul 1977 | Mar 2026 | Natural Gas |
| Menominee Mill Marinette | Eagle Creek Renewable Energy, LLC | Menominee, MI | Midcontinent Independent System Operator, Inc. (MISO) | 10.4 GWh | Dec 1923 | Mar 2026 | Water |
| Cascade Dam (MI) | Eagle Creek Renewable Energy, LLC | Grand Rapids, MI | Midcontinent Independent System Operator, Inc. (MISO) | 3.1 GWh | Nov 1986 | Dec 2024 | Water |
| Ada Dam | Eagle Creek Renewable Energy, LLC | Ada, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Feb 1984 | Dec 2024 | Water |
| Waterford 1 & 2 | Entergy Louisiana LLC | Killona, LA | Midcontinent Independent System Operator, Inc. (MISO) | 318.7 GWh | Jun 1975 | Dec 2024 | Natural Gas : 99.5% Distillate Fuel Oil : 0.5% |
| Park Mill | Eagle Creek Renewable Energy, LLC | Marinette, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.2 GWh | Dec 1919 | Dec 2024 | Water |
| Escanaba Mill | Billerud Escanaba LLC | Escanaba, MI | Midcontinent Independent System Operator, Inc. (MISO) | 458.3 GWh | Dec 1968 | Mar 2026 | Black Liquor : 45.8% Natural Gas : 31.2% Wood/Wood Waste Solids : 22.2% Residual Fuel Oil : 0.7% |
| Arkansas Nuclear One | Entergy Arkansas LLC | Russellville, AR | Midcontinent Independent System Operator, Inc. (MISO) | 14.8 TWh | Nov 1974 | Mar 2026 | Nuclear |
| Factory | City of Springfield - (IL) | Springfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 78.9 MWh | Jul 1973 | Oct 2024 | Distillate Fuel Oil |
| St Francisville Mill | Hood Container of Louisiana, LLC | St. Francisville, LA | Midcontinent Independent System Operator, Inc. (MISO) | 110.3 GWh | Feb 1966 | Dec 2024 | Black Liquor : 58.6% Natural Gas : 41.4% |
| PPG Plant C Caustic | Westlake 2 US LLC | Lake Charles, LA | Midcontinent Independent System Operator, Inc. (MISO) | 13.6 GWh | Sep 1986 | Dec 2024 | Natural Gas |
| ExxonMobil Baton Rouge Turbine Generator | Exxon Mobil Corp | Baton Rouge, LA | Midcontinent Independent System Operator, Inc. (MISO) | 653.6 GWh | Apr 1990 | Dec 2024 | Natural Gas |
| Primient Decatur Plant Cogen | Primary Products Ingredients Americas, LLC | Decatur, IL | Midcontinent Independent System Operator, Inc. (MISO) | 254.0 GWh | Dec 1988 | Dec 2024 | Natural Gas |
| Archer Daniels Midland Peoria | BioUrja Renewables LLC | Peoria, IL | Midcontinent Independent System Operator, Inc. (MISO) | 78.7 GWh | Dec 1987 | Dec 2024 | Natural Gas |
| Archer Daniels Midland Decatur | Archer Daniels Midland Co | Decatur, IL | Midcontinent Independent System Operator, Inc. (MISO) | 910.8 GWh | Mar 1987 | Mar 2026 | Bituminous Coal : 61.6% Subbituminous Coal : 38.1% |
| Grand River | Energy Developments, Inc d/b/a EDL | Grand Ledge, MI | Midcontinent Independent System Operator, Inc. (MISO) | 7.4 GWh | Mar 1991 | Dec 2024 | Landfill Gas |
| Rapids Energy Center | ALLETE, Inc. | Grand Rapids, MN | Midcontinent Independent System Operator, Inc. (MISO) | 40.2 GWh | Dec 1942 | Dec 2024 | Natural Gas : 77.3% Water : 22.7% |
| Archer Daniels Midland Cedar Rapids | Archer Daniels Midland Co | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 984.5 GWh | Oct 1988 | Mar 2026 | Subbituminous Coal : 60.1% Natural Gas : 23.8% Bituminous Coal : 16.1% |
| Michigamme Falls | Wisconsin Electric Power Co | Crystal Falls, MI | Midcontinent Independent System Operator, Inc. (MISO) | 23.0 GWh | May 1953 | Dec 2024 | Water |
| Ladysmith Dam | Northern States Power Co - Minnesota | Ladysmith, WI | Midcontinent Independent System Operator, Inc. (MISO) | 11.3 GWh | Dec 1939 | Dec 2024 | Water |
| Thornapple | Northern States Power Co - Minnesota | Bruce, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.6 GWh | Dec 1926 | Dec 2024 | Water |
| White River (WI) | Northern States Power Co - Minnesota | Ashland, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.9 GWh | Dec 1906 | Dec 2024 | Water |
| Fitchburg | Madison Gas & Electric Co | Madison, WI | Midcontinent Independent System Operator, Inc. (MISO) | 14.0 MWh | Apr 1973 | Dec 2024 | Natural Gas |
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 |