Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Winfield | Appalachian Power Co | Winfield, WV | PJM Interconnection, LLC (PJM) | 110.5 GWh | Dec 1937 | Dec 2023 | Water |
| Humboldt Sawmill Company | Mendocino Forest Products | Scotia, CA | California Independent System Operator (CISO) | 111.2 GWh | Dec 1937 | Mar 2025 | Wood/Wood Waste Solids : 99.7% |
| West Campus Steam Plant | Penn State University | University Park, PA | PJM Interconnection, LLC (PJM) | 38.5 GWh | Dec 1937 | Mar 2025 | Natural Gas |
| Ubly | Thumb Electric Coop of Mich | Ubly, MI | Midcontinent Independent System Operator, Inc. (MISO) | 16.7 MWh | May 1938 | Dec 2023 | Distillate Fuel Oil : 77.3% Natural Gas : 22.7% |
| Pickwick Landing Dam | Tennessee Valley Authority | Pickwick Dam, TN | Tennessee Valley Authority (TVA) | 1.1 TWh | May 1938 | Dec 2023 | Water |
| Pinnacles | Northbrook Virginia Hydro, LLC | Ararat, VA | PJM Interconnection, LLC (PJM) | 31.1 GWh | May 1938 | Dec 2023 | Water |
| Bonneville | USACE Northwestern Division | Cascade Locks, OR | Bonneville Power Administration (BPAT) | 3.6 TWh | Jun 1938 | Mar 2025 | Water |
| Truman | City of Truman | Truman, MN | Midcontinent Independent System Operator, Inc. (MISO) | 18.0 MWh | Aug 1938 | Dec 2023 | Distillate Fuel Oil |
| Selis Ksanka Qlispe | Energy Keepers Inc | Polson, MT | NorthWestern Corporation (NWMT) | 804.8 GWh | Sep 1938 | Dec 2023 | Water |
| Grandfather Falls | Wisconsin Public Service Corp | Irma, WI | Midcontinent Independent System Operator, Inc. (MISO) | 76.4 GWh | Nov 1938 | Dec 2023 | Water |
| Williams Hydro | Brookfield White Pine Hydro LLC | Solon, ME | ISO New England (ISNE) | 97.2 GWh | Dec 1938 | Dec 2023 | Water |
| Manti Upper | City of Manti - (UT) | Manti, UT | PacifiCorp East (PACE) | 58.0 MWh | Dec 1938 | Dec 2023 | Water |
| Anheuser-Busch St Louis | Anheuser-Busch Inc | St. Louis, MO | Midcontinent Independent System Operator, Inc. (MISO) | 41.9 GWh | Dec 1938 | Mar 2025 | Natural Gas : 92.4% Other Biomass Gas : 7.6% |
| Guntersville | Tennessee Valley Authority | Guntersville, AL | Tennessee Valley Authority (TVA) | 453.4 GWh | Jul 1939 | Dec 2023 | Water |
| Swinging Bridge 2 | Eagle Creek Renewable Energy, LLC | Forestburgh, NY | New York Independent System Operator (NYIS) | 18.2 GWh | Jul 1939 | Dec 2023 | Water |
| Claytor | Appalachian Power Co | Radford, VA | PJM Interconnection, LLC (PJM) | 197.8 GWh | Jul 1939 | Dec 2023 | Water |
| Cumberland (WI) | City of Cumberland - (WI) | Cumberland, WI | Midcontinent Independent System Operator, Inc. (MISO) | 143.0 MWh | Jul 1939 | Dec 2023 | Distillate Fuel Oil : 63.4% Natural Gas : 36.6% |
| Seminoe | U S Bureau of Reclamation | Sinclair, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 140.7 GWh | Jul 1939 | Dec 2023 | Water |
| Anita | City of Anita - (IA) | Anita, IA | Midcontinent Independent System Operator, Inc. (MISO) | 12.0 MWh | Sep 1939 | Dec 2023 | Distillate Fuel Oil |
| Indiana Harbor West | Cleveland Cliffs | East Chicago, IN | Midcontinent Independent System Operator, Inc. (MISO) | 229.3 GWh | Sep 1939 | Dec 2023 | Natural Gas |
| Fernandina Plant | Rayonier Advanced Materials | Fernandina Beach, FL | JEA (JEA) | 192.3 GWh | Nov 1939 | Dec 2023 | Wood/Wood Waste Solids : 43.3% Wood Waste Liquids, excluding Black Liquor : 31.1% Natural Gas : 22.2% Other Biomass Solids : 2.7% |
| Angels | Utica Water & Power Authority | Angels Camp, CA | California Independent System Operator (CISO) | 7.2 GWh | Dec 1939 | Dec 2023 | Water |
| Chappell | City of Chappell - (NE) | Chappell, NE | Southwest Power Pool (SWPP) | 72.0 MWh | Dec 1939 | Dec 2023 | Distillate Fuel Oil |
| Macomb | Erie Boulevard Hydropower LP | Malone, NY | New York Independent System Operator (NYIS) | 7.3 GWh | Dec 1939 | Dec 2023 | Water |
| Yaleville | Erie Boulevard Hydropower LP | Norfolk, NY | New York Independent System Operator (NYIS) | 3.7 GWh | Dec 1939 | Dec 2023 | Water |
| Ladysmith Dam | Northern States Power Co - Minnesota | Ladysmith, WI | Midcontinent Independent System Operator, Inc. (MISO) | 10.3 GWh | Dec 1939 | Dec 2023 | Water |
| French Island | Northern States Power Co - Minnesota | La Cross, WI | Midcontinent Independent System Operator, Inc. (MISO) | 61.9 GWh | Dec 1939 | Mar 2025 | Wood/Wood Waste Solids : 46.8% Non-biogenic Municipal Solid Waste : 26.9% Biogenic Municipal Solid Waste : 22.0% Distillate Fuel Oil : 4.0% |
| Phoenix | Pacific Gas & Electric Co. | Sonora, CA | California Independent System Operator (CISO) | 6.7 GWh | Jan 1940 | Dec 2023 | Water |
| Lamoni Municipal Utilities | City of Lamoni - (IA) | Lamoni, IA | Midcontinent Independent System Operator, Inc. (MISO) | 135.0 MWh | Feb 1940 | Dec 2023 | Distillate Fuel Oil |
| Chickamauga | Tennessee Valley Authority | Chattanooga, TN | Tennessee Valley Authority (TVA) | 657.3 GWh | Feb 1940 | Dec 2023 | Water |
| Austin | Lower Colorado River Authority | Austin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 4.7 GWh | Mar 1940 | Dec 2023 | Water |
| Hiwassee Dam | Tennessee Valley Authority | Murphy, NC | Tennessee Valley Authority (TVA) | 223.6 GWh | Apr 1940 | Mar 2025 | Water |
| Bushnell | City of Bushnell - (IL) | Bushnell, IL | Midcontinent Independent System Operator, Inc. (MISO) | 36.0 MWh | May 1940 | Dec 2023 | Distillate Fuel Oil |
| Montezuma | City of Montezuma - (IA) | Montezuma, IA | Midcontinent Independent System Operator, Inc. (MISO) | 138.0 MWh | Jul 1940 | Dec 2023 | Distillate Fuel Oil : 65.1% Natural Gas : 34.9% |
| Pensacola | Grand River Dam Authority | Langley, OK | Southwest Power Pool (SWPP) | 228.0 GWh | Jul 1940 | Dec 2023 | Water |
| Strawberry Creek | Lower Valley Energy Inc | Bedford, WY | Bonneville Power Administration (BPAT) | 9.0 GWh | Jul 1940 | Dec 2023 | Water |
| North Ninth Street | Rochelle Municipal Utilities | Rochelle, IL | PJM Interconnection, LLC (PJM) | 1.8 GWh | Sep 1940 | Mar 2025 | Natural Gas : 72.2% Solar : 16.7% Distillate Fuel Oil : 11.1% |
| University of Illinois Abbott Power Plt | University of Illinois | Champaign, IL | Midcontinent Independent System Operator, Inc. (MISO) | 235.0 GWh | Oct 1940 | Dec 2023 | Natural Gas : 95.7% Bituminous Coal : 4.3% |
| Kaukauna City Hydro | City of Kaukauna | Kaukauna, WI | Midcontinent Independent System Operator, Inc. (MISO) | 28.3 GWh | Nov 1940 | Dec 2023 | Water |
| Gilman Mill | Ampersand Gilman Hydro LP | Gilman, VT | ISO New England (ISNE) | 28.1 GWh | Dec 1940 | Dec 2023 | Water |
| Kahoka | City of Kahoka | Kahoka, MO | Midcontinent Independent System Operator, Inc. (MISO) | 17.0 MWh | Dec 1940 | Dec 2023 | Distillate Fuel Oil |
| Jeffrey | Central Nebraska Pub P&I Dist | Brady, NE | Southwest Power Pool (SWPP) | 81.3 GWh | Dec 1940 | Dec 2023 | Water |
| Plant No 1 Freeport | Village of Freeport - (NY) | Freeport, NY | New York Independent System Operator (NYIS) | 20.0 MWh | Dec 1940 | Dec 2023 | Distillate Fuel Oil |
| Rocky River (SC) | City of Abbeville - (SC) | Iva, SC | Duke Energy Carolinas (DUK) | 5.6 GWh | Dec 1940 | Dec 2023 | Water |
| Marshall Ford | Lower Colorado River Authority | Austin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 25.7 GWh | Dec 1940 | Dec 2023 | Water |
| Drop 3 (CA) | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 27.6 GWh | Jan 1941 | Dec 2023 | Water |
| Drop 4 | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 79.8 GWh | Jan 1941 | Dec 2023 | Water |
| Grand Coulee | U S Bureau of Reclamation | Grand Coulee, WA | Bonneville Power Administration (BPAT) | 15.7 TWh | Feb 1941 | Mar 2025 | Water |
| Johnson 1 | Central Nebraska Pub P&I Dist | Elwood, NE | Southwest Power Pool (SWPP) | 52.0 GWh | Mar 1941 | Dec 2023 | Water |
| Johnson 2 | Central Nebraska Pub P&I Dist | Lexington, NE | Southwest Power Pool (SWPP) | 64.6 GWh | Mar 1941 | Dec 2023 | Water |
| Milford Hydro Station | Brookfield Black Bear Hydro, LLC | Milford, ME | ISO New England (ISNE) | 53.0 GWh | Jun 1941 | Dec 2023 | Water |
| Thorpe | Duke Energy Carolinas, LLC | Tuckasegee, NC | Duke Energy Carolinas (DUK) | 55.4 GWh | Sep 1941 | Dec 2023 | Water |
| McGregor | City of McGregor- (IA) | McGregor, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 MWh | Nov 1941 | Dec 2023 | Distillate Fuel Oil |
| Moline | MidAmerican Energy Co | Moline, IL | Midcontinent Independent System Operator, Inc. (MISO) | 21.5 GWh | Dec 1941 | Dec 2023 | Water : 99.7% |
| Hydraulic Race | Erie Boulevard Hydropower LP | Lockport, NY | New York Independent System Operator (NYIS) | 8.1 GWh | Dec 1941 | Nov 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% |
| Du Bay | Consolidated Water Power Co | Eau Pleine, WI | Midcontinent Independent System Operator, Inc. (MISO) | 33.2 GWh | Dec 1941 | Dec 2023 | Water |
| Celanese Acetate LLC | Celanese Acetate LLC | Narrows, VA | PJM Interconnection, LLC (PJM) | 170.7 GWh | Dec 1941 | Mar 2025 | Natural Gas |
| CITGO Refinery Powerhouse | CITGO Petroleum Corp | Sulphur, LA | Midcontinent Independent System Operator, Inc. (MISO) | 174.4 GWh | Dec 1941 | Dec 2023 | Other Gas |
| Watts Bar Hydro | Tennessee Valley Authority | Spring City, TN | Tennessee Valley Authority (TVA) | 812.4 GWh | Feb 1942 | Dec 2023 | Water |
| Cherokee Dam | Tennessee Valley Authority | Rudledge, TN | Tennessee Valley Authority (TVA) | 301.3 GWh | Mar 1942 | Dec 2023 | Water |
| Clam River Dam | Renewable World Energies LLC | Danbury, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Mar 1942 | Dec 2023 | Water |
| Nantahala | Duke Energy Carolinas, LLC | Topton, NC | Duke Energy Carolinas (DUK) | 186.1 GWh | Jun 1942 | Dec 2023 | Water |
| Kennett | City of Kennett - (MO) | Kennett, MO | Southwest Power Pool (SWPP) | 2.5 GWh | Jul 1942 | Dec 2023 | Natural Gas : 97.8% Distillate Fuel Oil : 2.2% |
| Narrows PH | Yuba County Water Agency | Grass Valley, CA | California Independent System Operator (CISO) | 73.5 GWh | Nov 1942 | Dec 2023 | Water |
| Parker Dam | U S Bureau of Reclamation | Parker, CA | Western Area Power Administration - Desert Southwest Region (WALC) | 406.2 GWh | Nov 1942 | Mar 2025 | Water |
| Jefferies | South Carolina Public Service Authority | Moncks Corner, SC | South Carolina Public Service Authority (SC) | 247.6 GWh | Nov 1942 | Dec 2023 | Water |
| Peavy Falls | Wisconsin Electric Power Co | Crystal Falls, MI | Midcontinent Independent System Operator, Inc. (MISO) | 51.4 GWh | Dec 1942 | Dec 2023 | Water |
| Rapids Energy Center | ALLETE, Inc. | Grand Rapids, MN | Midcontinent Independent System Operator, Inc. (MISO) | 34.2 GWh | Dec 1942 | Dec 2023 | Natural Gas : 77.3% Water : 22.7% |
| Axiall Natrium Plant | Westlake Chemical Natrium Plant | New Martinsville, WV | PJM Interconnection, LLC (PJM) | 696.1 GWh | Dec 1942 | Mar 2025 | Natural Gas : 94.4% Other Gas : 5.6% |
| Kennecott Power Plant | Kennecott Utah Copper | Magna, UT | PacifiCorp East (PACE) | 167.0 GWh | Dec 1942 | Mar 2025 | Waste Heat : 73.4% Natural Gas : 26.6% |
| Dutch Flat | Pacific Gas & Electric Co. | Alta, CA | California Independent System Operator (CISO) | 112.1 GWh | Feb 1943 | Dec 2023 | Water |
| Douglas Dam | Tennessee Valley Authority | Dandridge, TN | Tennessee Valley Authority (TVA) | 364.9 GWh | Feb 1943 | Dec 2023 | Water |
| Ocoee 3 | Tennessee Valley Authority | Benton, TN | Tennessee Valley Authority (TVA) | 141.4 GWh | Mar 1943 | Dec 2023 | Water |
| Green Mountain | U S Bureau of Reclamation | Kremmling, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 47.1 GWh | Apr 1943 | Dec 2023 | Water |
| Mon Valley Works | United States Steel-Mon Valley | Dravosburg, PA | PJM Interconnection, LLC (PJM) | 473.7 GWh | May 1943 | Dec 2023 | Blast Furnace Gas : 82.2% Other Gas : 17.8% |
| Fort Peck | USACE-Omaha | Fort Peck, MT | Western Area Power Administration - Upper Great Plains West (WAUW) | 701.2 GWh | Jun 1943 | Dec 2023 | Water |
| Mill C | New York State Elec & Gas Corp | Town of Plattsburgh, NY | New York Independent System Operator (NYIS) | 29.1 GWh | Jul 1943 | Dec 2023 | Water |
| Apalachia | Tennessee Valley Authority | Reliance, TN | Tennessee Valley Authority (TVA) | 435.9 GWh | Aug 1943 | Dec 2023 | Water |
| Fort Loudoun | Tennessee Valley Authority | Lenoir City, TN | Tennessee Valley Authority (TVA) | 676.5 GWh | Oct 1943 | Dec 2023 | Water |
| Kimball | City of Kimball - (NE) | Kimball, NE | Southwest Power Pool (SWPP) | 61.0 MWh | Dec 1943 | Dec 2023 | Distillate Fuel Oil |
| Brookfield Power Glen Falls Hydro | Erie Boulevard Hydropower LP | Glen Falls, NY | New York Independent System Operator (NYIS) | 43.3 GWh | Dec 1943 | Feb 2025 | Water |
| Pit 5 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 472.5 GWh | Mar 1944 | Mar 2025 | Water |
| Shasta | U S Bureau of Reclamation | Redding, CA | Balancing Authority of Northern California (BANC) | 2.4 TWh | May 1944 | Mar 2025 | Water |
| Kentucky Dam | Tennessee Valley Authority | Grand Rivers, KY | Tennessee Valley Authority (TVA) | 1.1 TWh | Aug 1944 | Mar 2025 | Water |
| Fontana Dam | Tennessee Valley Authority | Fontana Dam, NC | Tennessee Valley Authority (TVA) | 813.6 GWh | Dec 1944 | Dec 2023 | Water |
| Denison | USCE-Tulsa District | Denison, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 112.9 GWh | Feb 1945 | Nov 2023 | Water |
| Bloomfield | City of Bloomfield - (IA) | Bloomfield, IA | Associated Electric Cooperative, Inc. (AECI) | 16.0 MWh | Mar 1945 | Dec 2023 | Distillate Fuel Oil |
| Melrose | Melrose Public Utilities | Melrose, MN | Midcontinent Independent System Operator, Inc. (MISO) | 49.0 MWh | Jun 1945 | Dec 2023 | Distillate Fuel Oil |
| Alder | City of Tacoma - (WA) | La Grande, WA | City of Tacoma, Department of Public Utilities, Light Division (TPWR) | 169.4 GWh | Nov 1945 | Dec 2023 | Water |
| Washington Island | Washington Island El Coop, Inc | Washington Island, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 MWh | Nov 1945 | Dec 2023 | Distillate Fuel Oil |
| Lamar Plant | City of Lamar - (CO) | Lamar, CO | Public Service Company of Colorado (PSCO) | 11.6 GWh | Dec 1945 | Dec 2023 | Wind |
| Forest City Light Plant | City of Forest City- (IA) | Forest City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 120.0 MWh | Dec 1945 | Dec 2023 | Distillate Fuel Oil |
| Sibley Mill | Augusta Canal Authority | Augusta, GA | Southern Company Services, Inc. - Trans (SOCO) | 7.5 GWh | Dec 1945 | Mar 2025 | Water |
| Sullivan (IL) | City of Sullivan - (IL) | Sullivan, IL | Midcontinent Independent System Operator, Inc. (MISO) | 206.0 MWh | May 1946 | Mar 2025 | Distillate Fuel Oil |
| Waterloo | City of Waterloo - (IL) | Waterloo, IL | Midcontinent Independent System Operator, Inc. (MISO) | 462.0 MWh | May 1946 | Dec 2023 | Natural Gas : 73.4% Distillate Fuel Oil : 26.6% |
| Butler Municipal Power Plant | City of Butler - (MO) | Butler, MO | Southwest Power Pool (SWPP) | 37.0 MWh | May 1946 | Dec 2023 | Distillate Fuel Oil |
| Imperial Savannah LP | US Sugar Savannah Refinery, LLC | Port Wentworth, GA | Southern Company Services, Inc. - Trans (SOCO) | 47.5 GWh | Jul 1946 | Dec 2023 | Natural Gas : 98.4% Bituminous Coal : 1.6% |
| Felt | Fall River Rural Elec Coop Inc | Felt, ID | PacifiCorp East (PACE) | 26.7 GWh | Aug 1946 | Dec 2023 | Water |
| Delano | Delano Municipal Utilities | Delano, MN | Midcontinent Independent System Operator, Inc. (MISO) | 38.2 MWh | Sep 1946 | Dec 2023 | Distillate Fuel Oil |
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 |