Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Troy Solar | Southern Indiana Gas & Elec Co | Troy, IN | Midcontinent Independent System Operator, Inc. (MISO) | 95.3 GWh | Mar 2021 | Aug 2025 | Solar |
| Posey Solar | Southern Indiana Gas & Elec Co | Mount Vernon, IN | Midcontinent Independent System Operator, Inc. (MISO) | 166.9 GWh | - | Aug 2025 | Solar |
| Volkman Road Solar Array Hybrid | Southern Indiana Gas & Elec Co | Evansville, IN | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | Oct 2018 | Dec 2024 | Solar |
| Oak Hill Solar Array | Southern Indiana Gas & Elec Co | Evansville, IN | Midcontinent Independent System Operator, Inc. (MISO) | 3.3 GWh | Oct 2018 | Dec 2024 | Solar |
| Southern Minnesota Beet Sugar | Southern Minnesota Beet Sugar | Renville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 22.8 GWh | Aug 1976 | Aug 2025 | Subbituminous Coal : 70.9% Natural Gas : 28.6% Residual Fuel Oil : 0.5% |
| SMMPA Methane Energy Facility | Southern Minnesota Mun P Agny | Mora, MN | Midcontinent Independent System Operator, Inc. (MISO) | 366.0 MWh | Mar 2012 | Dec 2024 | Landfill Gas |
| Owatonna Energy Station | Southern Minnesota Mun P Agny | Owatonna, MN | Midcontinent Independent System Operator, Inc. (MISO) | 13.4 GWh | Feb 2018 | Dec 2024 | Natural Gas |
| Fairmont (MN) | Southern Minnesota Mun P Agny | Fairmont, MN | Midcontinent Independent System Operator, Inc. (MISO) | 6.1 GWh | Dec 1974 | Dec 2024 | Natural Gas : 97.6% Distillate Fuel Oil : 2.4% |
| Redwood Falls Wind | Southern Minnesota Mun P Agny | Redwood Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 9.7 GWh | Nov 2004 | Dec 2024 | Wind |
| Fairmont Wind | Southern Minnesota Mun P Agny | Fairmont, MN | Midcontinent Independent System Operator, Inc. (MISO) | 14.6 GWh | Feb 2003 | Dec 2024 | Wind |
| Cimarron Solar Facility | Southern Power Co | Springer, NM | Western Area Power Administration - Rocky Mountain Region (WACM) | 44.6 GWh | Nov 2010 | Dec 2024 | Solar |
| Cleveland Cnty Generating Facility | Southern Power Co | Kings Mountain, NC | Duke Energy Carolinas (DUK) | 712.0 GWh | Nov 2012 | Dec 2024 | Natural Gas : 99.6% |
| Adobe Solar | Southern Power Co | Arvin, CA | California Independent System Operator (CISO) | 39.6 GWh | Apr 2014 | Dec 2024 | Solar |
| Solar Gen 2 Solar Facility | Southern Power Co | Calipatria, CA | California Independent System Operator (CISO) | 364.2 GWh | Oct 2014 | Dec 2024 | Solar |
| Granville Solar PV Power Project | Southern Power Co | Oxford, NC | Duke Energy Progress East (CPLE) | 4.7 GWh | Sep 2012 | Dec 2024 | Solar |
| Campo Verde Solar | Southern Power Co | El Centro, CA | California Independent System Operator (CISO) | 294.7 GWh | Sep 2013 | Dec 2024 | Solar |
| Apex Solar PV Power Project | Southern Power Co | North Las Vegas, NV | Nevada Power Company (NEVP) | 50.3 GWh | Jun 2012 | Dec 2024 | Solar |
| Spectrum Solar PV Power Project | Southern Power Co | Las Vegas, NV | Nevada Power Company (NEVP) | 84.0 GWh | Aug 2013 | Dec 2024 | Solar |
| Edward L. Addison Generating Plant | Southern Power Co | Thomaston, GA | Southern Company Services, Inc. - Trans (SOCO) | 241.9 GWh | May 2000 | Dec 2024 | Natural Gas : 98.2% Distillate Fuel Oil : 1.8% |
| Wansley Combined Cycle | Southern Power Co | Franklin, GA | Southern Company Services, Inc. - Trans (SOCO) | 7.9 TWh | May 2002 | Aug 2025 | Natural Gas |
| Gaskell West 1 Solar Facility | Southern Power Co | Lancaster, CA | California Independent System Operator (CISO) | 52.6 GWh | Feb 2018 | Dec 2024 | Solar |
| Reading Wind Project | Southern Power Co | Reading, KS | Southwest Power Pool (SWPP) | 651.4 GWh | Apr 2020 | Aug 2025 | Wind |
| Wildhorse Mountain Wind Facility | Southern Power Co | Clayton, OK | Southwest Power Pool (SWPP) | 380.7 GWh | Nov 2019 | Aug 2025 | Wind |
| Cactus Flats Wind Energy Project | Southern Power Co | Eden, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 464.0 GWh | Jun 2018 | Aug 2025 | Wind |
| Rowan | Southern Power Co | Salisbury, NC | Duke Energy Carolinas (DUK) | 4.5 TWh | Mar 2001 | Aug 2025 | Natural Gas : 99.7% |
| H Allen Franklin Combined Cycle | Southern Power Co | Smiths, AL | Southern Company Services, Inc. - Trans (SOCO) | 12.3 TWh | May 2002 | Aug 2025 | Natural Gas |
| Dahlberg | Southern Power Co | Nicholson, GA | Southern Company Services, Inc. - Trans (SOCO) | 229.4 GWh | May 2000 | Dec 2024 | Natural Gas : 92.4% Distillate Fuel Oil : 7.6% |
| E B Harris Electric Generating Plant | Southern Power Co | Autaugaville, AL | Southern Company Services, Inc. - Trans (SOCO) | 5.1 TWh | May 2003 | Aug 2025 | Natural Gas |
| Passadumkeag Windpark LLC | Southern Power Co | Greenbush, ME | ISO New England (ISNE) | 138.5 GWh | Jun 2016 | Aug 2025 | Wind |
| Wake Wind Energy Center | Southern Power Co | Floydada, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 883.8 GWh | Sep 2016 | Dec 2024 | Wind |
| North Star Solar | Southern Power Co | Mendota, CA | California Independent System Operator (CISO) | 132.4 GWh | May 2015 | Dec 2024 | Solar |
| Henrietta Solar Project | Southern Power Co | Lemoore, CA | California Independent System Operator (CISO) | 218.0 GWh | Jul 2016 | Dec 2024 | Solar |
| Macho Springs | Southern Power Co | Deming, NM | El Paso Electric Company (EPE) | 122.7 GWh | Apr 2014 | Dec 2024 | Solar |
| Stateline Solar | Southern Power Co | Nipton, CA | California Independent System Operator (CISO) | 619.9 GWh | Nov 2015 | Dec 2024 | Solar |
| Lost Hills/Blackwell | Southern Power Co | Lost Hills, CA | California Independent System Operator (CISO) | 80.6 GWh | Mar 2015 | Dec 2024 | Solar |
| Rutherford Farm | Southern Power Co | Forest City, NC | Duke Energy Carolinas (DUK) | 134.1 GWh | Nov 2016 | Aug 2025 | Solar |
| Decatur County Solar Project | Southern Power Co | Bainbridge, GA | Southern Company Services, Inc. - Trans (SOCO) | 42.2 GWh | Nov 2015 | Dec 2024 | Solar |
| Decatur Parkway Solar Project, LLC | Southern Power Co | Bainbridge, GA | Southern Company Services, Inc. - Trans (SOCO) | 178.7 GWh | Nov 2015 | Dec 2024 | Solar |
| Calipatria Solar Farm | Southern Power Co | Calipatria, CA | Imperial Irrigation District (IID) | 38.3 GWh | Jan 2016 | Dec 2024 | Solar |
| Kay Wind, LLC | Southern Power Co | Newkirk, OK | Southwestern Power Administration (SPA) | 906.1 GWh | Nov 2015 | Aug 2025 | Wind |
| Glass Sands Wind Facility | Southern Power Co | Sulphur, OK | Southwest Power Pool (SWPP) | 419.0 GWh | Oct 2021 | Aug 2025 | Wind |
| Beech Ridge II Wind Energy Center | Southern Power Co | Rupert, WV | PJM Interconnection, LLC (PJM) | 133.4 GWh | Apr 2020 | Aug 2025 | Wind |
| Deuel Harvest Wind Energy LLC | Southern Power Co | Clear Lake, SD | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 TWh | Jan 2021 | Aug 2025 | Wind |
| Skookumchuck Wind Facility | Southern Power Co | Rainier, WA | Puget Sound Energy, Inc. (PSEI) | 390.5 GWh | Oct 2020 | Aug 2025 | Wind |
| RE Garland | Southern Power Co | Rosamond, CA | California Independent System Operator (CISO) | 483.5 GWh | Oct 2016 | Dec 2024 | Solar |
| Salt Fork Wind Project, LLC | Southern Power Co | Clarendon, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 684.0 GWh | Nov 2016 | Aug 2025 | Wind |
| Tyler Bluff Wind Project, LLC | Southern Power Co | Muenster, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 346.0 GWh | Nov 2016 | Aug 2025 | Wind |
| Pawpaw Solar Plant | Southern Power Co | Butler, GA | Southern Company Services, Inc. - Trans (SOCO) | 63.2 GWh | Feb 2016 | Dec 2024 | Solar |
| RE Garland A | Southern Power Co | Rosamond, CA | California Independent System Operator (CISO) | 58.2 GWh | Aug 2016 | Dec 2024 | Solar |
| Lamesa Solar | Southern Power Co | Lamesa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 222.8 GWh | Mar 2017 | Aug 2025 | Solar |
| RE Tranquillity | Southern Power Co | Cantua Creek, CA | California Independent System Operator (CISO) | 491.4 GWh | Jun 2016 | Dec 2024 | Solar |
| RE Roserock | Southern Power Co | Fort Stockton, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 377.8 GWh | Oct 2016 | Aug 2025 | Solar |
| Bethel Wind Farm LLC | Southern Power Co | Dimmitt, TX | Southwest Power Pool (SWPP) | 1.1 TWh | Dec 2016 | Aug 2025 | Wind |
| Morelos del Sol | Southern Power Co | Lost Hills, CA | California Independent System Operator (CISO) | 29.9 GWh | Oct 2015 | Dec 2024 | Solar |
| Grant Plains Wind, LLC | Southern Power Co | Medford, OK | Southwest Power Pool (SWPP) | 489.2 GWh | Nov 2016 | Aug 2025 | Wind |
| Grant Wind, LLC | Southern Power Co | Medford, OK | Southwest Power Pool (SWPP) | 571.6 GWh | Mar 2016 | Dec 2024 | Wind |
| Boulder Solar Power, LLC | Southern Power Co | Boulder City, NV | Nevada Power Company (NEVP) | 278.2 GWh | Nov 2016 | Aug 2025 | Solar |
| Taylor County Solar | Southern Power Co | Butler, GA | Southern Company Services, Inc. - Trans (SOCO) | 245.4 GWh | Oct 2016 | Dec 2024 | Solar |
| Butler Solar Project 103 | Southern Power Co | Butler, GA | Southern Company Services, Inc. - Trans (SOCO) | 215.3 GWh | Nov 2016 | Aug 2025 | Solar |
| East Pecos Solar | Southern Power Co | McCamey, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 216.0 GWh | Mar 2017 | Aug 2025 | Solar |
| Butler Solar Farm 20 | Southern Power Co | Butler, GA | Southern Company Services, Inc. - Trans (SOCO) | 38.8 GWh | Jan 2016 | Dec 2024 | Solar |
| South Cheyenne Solar | Southern Power Co | South Greeley, WY | Western Area Power Administration - Rocky Mountain Region (WACM) | 336.5 GWh | Mar 2024 | Aug 2025 | Solar |
| Southern Sky Renew Energy Berkley LLC | Southern Sky Renewable Energy Berkley, LLC | Berkley, MA | ISO New England (ISNE) | 3.4 GWh | May 2014 | Dec 2024 | Solar |
| John W Turk Jr Power Plant | Southwestern Electric Power Co | Fulton, AR | Southwest Power Pool (SWPP) | 2.6 TWh | Nov 2012 | Aug 2025 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| J Lamar Stall Unit | Southwestern Electric Power Co | Shreveport, LA | Southwest Power Pool (SWPP) | 3.3 TWh | May 2010 | Aug 2025 | Natural Gas |
| Harry D Mattison Gas Plant | Southwestern Electric Power Co | Tontitown, AR | Southwest Power Pool (SWPP) | 278.7 GWh | Jun 2007 | Nov 2024 | Natural Gas |
| Diversion Wind Energy LLC | Southwestern Electric Power Co | Seymour, TX | Southwest Power Pool (SWPP) | 520.8 GWh | Nov 2024 | Aug 2025 | Wind |
| Lieberman | Southwestern Electric Power Co | Mooringsport, LA | Southwest Power Pool (SWPP) | 183.9 GWh | Jun 1947 | Dec 2024 | Natural Gas |
| Arsenal Hill | Southwestern Electric Power Co | Shreveport, LA | Southwest Power Pool (SWPP) | 192.1 GWh | Feb 1960 | Dec 2024 | Natural Gas |
| Welsh | Southwestern Electric Power Co | Pittsburg, TX | Southwest Power Pool (SWPP) | 4.2 TWh | Feb 1977 | Aug 2025 | Subbituminous Coal : 99.8% |
| Flint Creek | Southwestern Electric Power Co | Gentry, AR | Southwest Power Pool (SWPP) | 2.8 TWh | Apr 1978 | Aug 2025 | Subbituminous Coal : 99.8% |
| Wilkes | Southwestern Electric Power Co | Avinger, TX | Southwest Power Pool (SWPP) | 1.2 TWh | Apr 1964 | Dec 2024 | Natural Gas : 99.7% |
| Knox Lee | Southwestern Electric Power Co | Longview, TX | Southwest Power Pool (SWPP) | 321.3 GWh | Nov 1950 | Dec 2024 | Natural Gas |
| Traverse Wind Project, LLC | Southwestern Electric Power Co | Thomas, OK | Southwest Power Pool (SWPP) | 2.9 TWh | Mar 2022 | Aug 2025 | Wind |
| Sagamore Wind | Southwestern Public Service Co | Rogers, NM | Southwest Power Pool (SWPP) | 2.1 TWh | Nov 2020 | Aug 2025 | Wind |
| Quay County | Southwestern Public Service Co | Tucumcari, NM | Southwest Power Pool (SWPP) | 378.0 MWh | Sep 2013 | Dec 2024 | Distillate Fuel Oil |
| Hale Community Wind Farm | Southwestern Public Service Co | Plainview, TX | Southwest Power Pool (SWPP) | 2.0 TWh | May 2019 | Aug 2025 | Wind |
| Tolk | Southwestern Public Service Co | Muleshoe, TX | Southwest Power Pool (SWPP) | 2.3 TWh | Dec 1981 | Aug 2025 | Subbituminous Coal : 90.8% Natural Gas : 9.2% |
| Plant X | Southwestern Public Service Co | Earth, TX | Southwest Power Pool (SWPP) | 815.7 GWh | Dec 1951 | Dec 2024 | Natural Gas : 99.9% |
| Nichols | Southwestern Public Service Co | Amarillo, TX | Southwest Power Pool (SWPP) | 1.7 TWh | Dec 1959 | Dec 2024 | Natural Gas |
| Jones | Southwestern Public Service Co | Lubbock, TX | Southwest Power Pool (SWPP) | 2.8 TWh | Dec 1970 | Aug 2025 | Natural Gas |
| Harrington | Southwestern Public Service Co | Amarillo, TX | Southwest Power Pool (SWPP) | 2.4 TWh | Dec 1975 | Aug 2025 | Natural Gas : 80.9% Subbituminous Coal : 19.1% |
| Maddox | Southwestern Public Service Co | Hobbs, NM | Southwest Power Pool (SWPP) | 555.5 GWh | Dec 1962 | Aug 2025 | Natural Gas |
| Cunningham | Southwestern Public Service Co | Hobbs, NM | Southwest Power Pool (SWPP) | 1.8 TWh | Dec 1956 | Aug 2025 | Natural Gas |
| Southwick Solar | Southwick Solar, LLC | Graham, NC | Duke Energy Carolinas (DUK) | 5.8 GWh | Nov 2020 | Dec 2024 | Solar |
| Sowega Power | SOWEGA Power LLC | Baconton, GA | Southern Company Services, Inc. - Trans (SOCO) | 53.4 GWh | May 1999 | Nov 2024 | Natural Gas |
| Interstate Solar | SP Solar 1, LLC | Gervais, OR | Portland General Electric Company (PGE) | 12.0 MWh | Nov 2017 | Dec 2024 | Solar |
| Mill Creek Solar (OR) | SP Solar 5, LLC | Sheridan, OR | Portland General Electric Company (PGE) | 3.9 GWh | Nov 2017 | Dec 2024 | Solar |
| Colton Solar | SP Solar 6, LLC | Molalla, OR | Portland General Electric Company (PGE) | 12.0 MWh | Nov 2017 | Dec 2024 | Solar |
| Dayton Cutoff Solar | SP Solar 7, LLC | McMinnville, OR | Portland General Electric Company (PGE) | 10.0 MWh | Nov 2017 | Dec 2024 | Solar |
| Valley Creek Solar | SP Solar 8, LLC | Salem, OR | Portland General Electric Company (PGE) | 8.0 MWh | Nov 2017 | Dec 2024 | Solar |
| Spanish Fork Wind Park 2 LLC | Spanish Fork Wind Park 2, LLC | Spanish Fork, UT | PacifiCorp East (PACE) | 47.1 GWh | Jun 2008 | Aug 2025 | Wind |
| Spanish Peaks Solar | Spanish Peaks Solar LLC | Trinidad, CO | Public Service Company of Colorado (PSCO) | 250.5 GWh | Nov 2024 | Aug 2025 | Solar |
| Sparta Solar | Sparta Solar, LLC | Pawnee, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 490.5 GWh | Mar 2024 | Aug 2025 | Solar |
| Spartanburg Water System | Spartanburg Commissioners PW | Chesnee, SC | Duke Energy Carolinas (DUK) | 2.3 GWh | Dec 1925 | Aug 2025 | Water : 84.5% Distillate Fuel Oil : 15.5% |
| Spectrum Solar Hybrid | Spectrum Solar LLC | Oxon Hill, MD | PJM Interconnection, LLC (PJM) | 10.7 GWh | Nov 2023 | Dec 2024 | Solar |
| Speedway Solar, LLC | Speedway Solar, LLC | Morrison Town, IN | Midcontinent Independent System Operator, Inc. (MISO) | 133.9 GWh | - | Aug 2025 | Solar |
| IL17021 Brush Creek I CSG | SPG IL Brush Creek I Solar LLC | Freeport, IL | PJM Interconnection, LLC (PJM) | 4.1 GWh | Feb 2022 | Dec 2024 | Solar |
| Hurricane Creek CSG | SPG IL Hurricane Creek Solar LLC | Carterville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | May 2021 | Dec 2024 | Solar |
| Spica Community Solar | Spica Community Solar | Lake Lillian, MN | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 GWh | Jul 2017 | Dec 2024 | Solar |
Summary of Power Plants By State
Figures are based on August 2025 generation numbers.| State | Rank | Active Plants | Aug 2025 Generation |
|---|---|---|---|
| Alabama | # 9 | 76 | 12,395.40 GWh |
| Alaska | # 48 | 147 | 596.38 GWh |
| Arizona | # 8 | 183 | 13,253.37 GWh |
| Arkansas | # 22 | 117 | 7,005.71 GWh |
| California | # 4 | 1,766 | 22,096.16 GWh |
| Colorado | # 30 | 303 | 5,430.16 GWh |
| Connecticut | # 33 | 168 | 4,128.16 GWh |
| Delaware | # 49 | 33 | 484.63 GWh |
| District of Columbia | # 51 | 16 | 18.64 GWh |
| Florida | # 2 | 322 | 27,311.64 GWh |
| Georgia | # 6 | 266 | 13,949.89 GWh |
| Hawaii | # 47 | 73 | 836.01 GWh |
| Idaho | # 42 | 148 | 1,815.53 GWh |
| Illinois | # 5 | 385 | 16,890.03 GWh |
| Indiana | # 15 | 212 | 9,505.71 GWh |
| Iowa | # 28 | 295 | 5,533.29 GWh |
| Kansas | # 26 | 189 | 5,907.91 GWh |
| Kentucky | # 23 | 58 | 6,905.39 GWh |
| Louisiana | # 14 | 87 | 9,976.47 GWh |
| Maine | # 45 | 217 | 1,193.54 GWh |
| Maryland | # 39 | 204 | 3,054.43 GWh |
| Massachusetts | # 41 | 652 | 2,249.14 GWh |
| Michigan | # 12 | 279 | 11,546.33 GWh |
| Minnesota | # 27 | 768 | 5,598.51 GWh |
| Mississippi | # 19 | 58 | 8,052.18 GWh |
| Missouri | # 21 | 128 | 7,016.22 GWh |
| State | Rank | Active Plants | Aug 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 2,504.48 GWh |
| Nebraska | # 35 | 132 | 3,820.75 GWh |
| Nevada | # 32 | 114 | 4,717.11 GWh |
| New Hampshire | # 43 | 60 | 1,704.04 GWh |
| New Jersey | # 25 | 399 | 5,993.29 GWh |
| New Mexico | # 36 | 144 | 3,535.03 GWh |
| New York | # 11 | 966 | 12,050.57 GWh |
| North Carolina | # 10 | 917 | 12,257.94 GWh |
| North Dakota | # 38 | 60 | 3,302.49 GWh |
| Ohio | # 7 | 201 | 13,774.78 GWh |
| Oklahoma | # 17 | 143 | 9,005.55 GWh |
| Oregon | # 29 | 282 | 5,502.91 GWh |
| Pennsylvania | # 3 | 260 | 22,725.21 GWh |
| Rhode Island | # 46 | 100 | 1,044.68 GWh |
| South Carolina | # 16 | 207 | 9,221.88 GWh |
| South Dakota | # 44 | 52 | 1,697.92 GWh |
| Tennessee | # 20 | 89 | 7,467.46 GWh |
| Texas | # 1 | 937 | 58,074.24 GWh |
| Utah | # 37 | 126 | 3,436.80 GWh |
| Vermont | # 50 | 120 | 183.89 GWh |
| Virginia | # 13 | 241 | 10,566.72 GWh |
| Washington | # 18 | 138 | 8,804.04 GWh |
| West Virginia | # 31 | 39 | 4,950.74 GWh |
| Wisconsin | # 24 | 251 | 6,697.49 GWh |
| Wyoming | # 34 | 73 | 3,968.05 GWh |