Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Porterville Solar | Altus Power America Management, LLC | Porterville, CA | California Independent System Operator (CISO) | 5.7 GWh | Dec 2013 | Dec 2024 | Solar |
| Portland SP | Solar Planet Power | BROCTON, NY | New York Independent System Operator (NYIS) | 4.0 GWh | Dec 2022 | Dec 2024 | Solar |
| Ports Jersey City Solar | Prologis Logistics Services Incorporated | Jersey City, NJ | PJM Interconnection, LLC (PJM) | 4.6 GWh | Jul 2020 | Dec 2024 | Solar |
| Ports Newark 8201 Solar | Prologis Logistics Services Incorporated | Newark, NJ | PJM Interconnection, LLC (PJM) | 1.6 GWh | Oct 2022 | Dec 2024 | Solar |
| Portside Energy | Primary Energy Recycling Holdings, LLC | Portage, IN | Midcontinent Independent System Operator, Inc. (MISO) | 256.4 GWh | Aug 1997 | Dec 2024 | Natural Gas |
| Poseidon Solar, LLC | Axium Arizona Renewables, LLC | Globe, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 50.2 GWh | Nov 2011 | Dec 2024 | Solar |
| Poseidon Wind, LLC | Axium Arizona Renewables, LLC | Herber, AZ | Arizona Public Service Company (AZPS) | 104.1 GWh | Nov 2010 | May 2025 | Wind |
| Posey Solar | Southern Indiana Gas & Elec Co | Mount Vernon, IN | Midcontinent Independent System Operator, Inc. (MISO) | 26.4 GWh | - | May 2025 | Solar |
| Possum Point | Virginia Electric & Power Co | Dumfries, VA | PJM Interconnection, LLC (PJM) | 2.6 TWh | May 1955 | Apr 2025 | Natural Gas : 99.7% |
| Post Falls | Avista Corp | Post Falls, ID | Avista Corporation (AVA) | 69.1 GWh | Jun 1906 | Dec 2024 | Water |
| Post Oak Wind LLC | Mesquite Wind LLC | Abilene, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 409.4 GWh | Feb 2008 | May 2025 | Wind |
| Post Rock Wind Power Project, LLC | Pattern Operators LP | Ellsworth, KS | Southwest Power Pool (SWPP) | 402.5 GWh | Aug 2012 | May 2025 | Wind |
| Post Wind Farm LP | FPL Energy Red Canyon LLC | Fluvanna, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 314.8 GWh | Mar 2006 | Dec 2024 | Wind |
| Potato Rapids | Wisconsin Public Service Corp | Town of Porterfield, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 GWh | Apr 1921 | Dec 2024 | Water |
| POTB Digester | Tillamook BioGas, LLC Digester | Tillamook, OR | Bonneville Power Administration (BPAT) | 629.0 MWh | Oct 2013 | Dec 2023 | Other Biomass Gas |
| Potholes East Canal 66.0 | Columbia Basin Hydropower | Pasco, WA | Bonneville Power Administration (BPAT) | 4.8 GWh | Feb 1985 | Oct 2024 | Water |
| Potomac Energy Center, LLC | Potomac Energy Center LLC | Leesburg, VA | PJM Interconnection, LLC (PJM) | 4.8 TWh | Mar 2017 | May 2025 | Natural Gas |
| Potrero Hills Energy Producers | Potrero Hills Energy Producers, LLC | Suisun City, CA | California Independent System Operator (CISO) | 58.7 GWh | Mar 2016 | Dec 2024 | Landfill Gas |
| Potter Station 2 | Town of Braintree - (MA) | Braintree, MA | ISO New England (ISNE) | 23.3 GWh | Jun 1963 | Dec 2024 | Natural Gas : 93.9% Distillate Fuel Oil : 6.1% |
| Pouch | New York Power Authority | Staten Island, NY | New York Independent System Operator (NYIS) | 75.9 GWh | Jul 2001 | Dec 2024 | Natural Gas |
| Powatan Road Solar | Red Toad Powatan Phase 2 LLC | Clayton, NC | Duke Energy Progress East (CPLE) | 3.4 GWh | Nov 2020 | Dec 2024 | Solar |
| Powder Hill | LSE Delphinus LLC | Enfield, CT | ISO New England (ISNE) | 3.3 GWh | Nov 2020 | Dec 2023 | Solar |
| Powell Creek Solar | Avangrid Power LLC | Miller City, OH | PJM Interconnection, LLC (PJM) | 33.4 GWh | - | May 2025 | Solar |
| Powell Valley | Powell Valley Electric Coop | Kyles Ford, TN | Tennessee Valley Authority (TVA) | 43.0 MWh | Jun 2000 | Dec 2024 | Distillate Fuel Oil |
| Powells Creek Solar - Hybrid | Powells Creek Farm Solar, LLC | Alton, VA | PJM Interconnection, LLC (PJM) | 154.8 GWh | Jul 2023 | May 2025 | Solar |
| Power County Wind Park North | Power County Wind Park North LLC | American Falls, ID | PacifiCorp East (PACE) | 61.3 GWh | Nov 2011 | Dec 2024 | Wind |
| Power County Wind Park South | Power County Wind Park South LLC | American Falls, ID | PacifiCorp East (PACE) | 53.4 GWh | Nov 2011 | Dec 2024 | Wind |
| Power Creek | Cordova Electric Coop, Inc | Cordova, AK | 16.7 GWh | Oct 2001 | Dec 2024 | Water | |
| Power Generation Station (PGS) 2 | East Bay Municipal Util Dist | Oakland, CA | California Independent System Operator (CISO) | 16.5 GWh | Nov 2011 | Dec 2024 | Other Biomass Gas |
| Power Island | INEOS USA LLC | Alvin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 833.4 GWh | Oct 1985 | Dec 2024 | Natural Gas |
| Power Station 4 | South Houston Green Power LLC | Texas City, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 401.4 GWh | Aug 1986 | Dec 2024 | Natural Gas |
| PowerFin Kingsbery | PowerFin ASL 1, LLC | Austin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 3.3 GWh | Feb 2018 | Dec 2024 | Solar |
| Powerlane Plant | City of Greenville - (TX) | Greenville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 62.4 GWh | Dec 1965 | Dec 2023 | Natural Gas : 96.8% Distillate Fuel Oil : 3.2% |
| Powerton | Midwest Generations EME LLC | Pekin, IL | PJM Interconnection, LLC (PJM) | 2.9 TWh | Aug 1972 | Apr 2025 | Subbituminous Coal : 99.7% |
| Powhatan Solar Power Generation Station | AES Distributed Energy | Apple Valley, CA | California Independent System Operator (CISO) | 3.4 GWh | Nov 2013 | Dec 2024 | Solar |
| 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 |
| PPG Powerhouse C | Westlake 2 US LLC | Lake Charles, LA | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 TWh | Jul 1977 | May 2025 | Natural Gas : 99.3% Other Gas : 0.7% |
| PPG Riverside | Westlake 2 US LLC | Lake Charles, LA | Midcontinent Independent System Operator, Inc. (MISO) | 91.6 GWh | Aug 1947 | May 2025 | Purchased Steam |
| PPL Frey Farm Landfill Wind | NextEra Renewable Fuels, LLC | Conestoga, PA | PJM Interconnection, LLC (PJM) | 3.4 GWh | Dec 2010 | Dec 2024 | Wind |
| PPL Renewable Energy Merck Solar | NextEra Renewable Fuels, LLC | Summit, NJ | PJM Interconnection, LLC (PJM) | 691.0 MWh | Apr 2009 | Dec 2023 | Solar |
| PPS Power Plant No 1 | Paducah Power System | Paducah, KY | Louisville Gas and Electric Company and Kentucky Utilities Company (LGEE) | 109.4 GWh | May 2010 | Dec 2024 | Natural Gas |
| Prairie | Altus Power America Management, LLC | Chatsworth, CA | Los Angeles Department of Water and Power (LDWP) | 2.7 GWh | Mar 2021 | Dec 2024 | Solar |
| Prairie Bluff | WM Renewable Energy LLC | Houston, MS | Southern Company Services, Inc. - Trans (SOCO) | 7.2 GWh | Sep 2012 | Dec 2024 | Landfill Gas |
| Prairie Breeze | SunEdison LLC | Elgin, NE | Southwest Power Pool (SWPP) | 595.7 GWh | Apr 2014 | Dec 2024 | Wind |
| Prairie Breeze II | Invenergy Services LLC | Elgin, NE | Southwest Power Pool (SWPP) | 277.4 GWh | Sep 2015 | Dec 2024 | Wind |
| Prairie Breeze III | Invenergy Services LLC | Elgin, NE | Southwest Power Pool (SWPP) | 136.3 GWh | Mar 2016 | Dec 2024 | Wind |
| Prairie Creek | Interstate Power and Light Co | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 61.5 GWh | Sep 1958 | May 2025 | Subbituminous Coal : 66.7% Natural Gas : 33.3% |
| Prairie Creek FL | Florida Power & Light Co | TBD, FL | Florida Power & Light Co. (FPL) | 172.8 GWh | Dec 2023 | May 2025 | Solar |
| Prairie Creek Solar | Sol Systems | Jacksonville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 60.5 GWh | Oct 2023 | May 2025 | Solar |
| Prairie Du Sac | Wisconsin Power & Light Co | Prairie du Sac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 143.8 GWh | Sep 1915 | Dec 2024 | Water |
| Prairie Fire | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 7.8 GWh | Nov 2012 | Dec 2024 | Solar |
| Prairie Hill Wind Project | Engie North America | Mart, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 154.3 GWh | Nov 2020 | May 2025 | Wind |
| Prairie Island | Northern States Power Co - Minnesota | Welch, MN | Midcontinent Independent System Operator, Inc. (MISO) | 7.6 TWh | Jan 1974 | May 2025 | Nuclear |
| Prairie Mist Solar | Prairie Mist Solar Project, LLC | Montrose, AR | Midcontinent Independent System Operator, Inc. (MISO) | 132.8 GWh | Aug 2024 | May 2025 | Solar |
| Prairie Queen Wind Farm | Prairie Queen Wind Farm LLC | Moran, KS | Southwest Power Pool (SWPP) | 520.8 GWh | Apr 2019 | May 2025 | Wind |
| Prairie River | ALLETE, Inc. | Grand Rapids, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Mar 1920 | Dec 2024 | Water |
| Prairie Ronde Solar Farm | Lightsource Renewable Energy Asset Management, LLC | Opelousas, LA | Midcontinent Independent System Operator, Inc. (MISO) | 124.7 GWh | Oct 2024 | May 2025 | Solar |
| Prairie Rose Wind Farm | Enel Green Power NA, Inc. | Hardwick, MN | Midcontinent Independent System Operator, Inc. (MISO) | 404.2 GWh | Nov 2012 | May 2025 | Wind |
| Prairie Sky Solar Farm | Kansas Electric Power Coop Inc | Andover, KS | Southwest Power Pool (SWPP) | 1.9 GWh | Jan 2017 | Dec 2024 | Solar |
| Prairie Star Wind Farm | High Prairie Wind Farm II LLC | Grand Meadow, MN | Midcontinent Independent System Operator, Inc. (MISO) | 298.2 GWh | Nov 2007 | Dec 2024 | Wind |
| Prairie State Generating Station | Prairie State Generating Co LLC | Marissa, IL | Midcontinent Independent System Operator, Inc. (MISO) | 11.3 TWh | May 2012 | May 2025 | Bituminous Coal : 99.8% |
| Prairie State Solar Project | Prairie State Solar, LLC | Swanwick Township, IL | Midcontinent Independent System Operator, Inc. (MISO) | 228.0 GWh | Jun 2021 | May 2025 | Solar |
| Prairie Switch Wind LLC | Prairie Switch Wind LLC | El Campo, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 52.1 GWh | - | May 2025 | Wind |
| Prairie View I & II LFGTE | Wabash Valley Power Assn, Inc | Wyatt, IN | Midcontinent Independent System Operator, Inc. (MISO) | 30.5 GWh | Sep 1994 | Dec 2023 | Landfill Gas |
| Prairie Wind Farm | MidAmerican Energy Co | Montezuma, IA | Midcontinent Independent System Operator, Inc. (MISO) | 601.9 GWh | Dec 2017 | May 2025 | Wind |
| Prairie Winds ND1 | Basin Electric Power Coop | Minot, ND | Southwest Power Pool (SWPP) | 310.6 GWh | Nov 2009 | Dec 2024 | Wind |
| Prairie Winds SD1 | Basin Electric Power Coop | Crow Lake, SD | Southwest Power Pool (SWPP) | 378.9 GWh | Jan 2011 | Dec 2024 | Wind |
| Prairie Wolf Solar LLC | National Grid Renewables | Ashmore Township, IL | Midcontinent Independent System Operator, Inc. (MISO) | 362.8 GWh | Oct 2021 | May 2025 | Solar |
| Pratt | City of Pratt- (KS) | Pratt, KS | Southwest Power Pool (SWPP) | 4.6 GWh | Dec 1957 | Dec 2024 | Natural Gas : 99.9% |
| Pratt 2 | City of Pratt- (KS) | Pratt, KS | Southwest Power Pool (SWPP) | 372.0 MWh | May 1994 | Dec 2024 | Natural Gas : 59.1% Distillate Fuel Oil : 40.9% |
| Pratt & Whitney | United Technologies | East Hartford, CT | ISO New England (ISNE) | 104.1 GWh | Dec 1991 | Apr 2025 | Natural Gas |
| Pratt Wind, LLC | Pratt Wind, LLC | Andover, KS | Southwest Power Pool (SWPP) | 904.0 GWh | Nov 2018 | May 2025 | Wind |
| Prawer Project CSG | Prawer Community Solar LLC | Clear Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Dec 2019 | Dec 2024 | Solar |
| Praxair | Generate ER-NG, LLC | Clute, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 14.0 MWh | Jul 2019 | Dec 2024 | Natural Gas |
| Preferred Freezer San Leandro | EnterSolar | San Leandro, CA | California Independent System Operator (CISO) | 3.2 GWh | Jun 2017 | Dec 2023 | Solar |
| Prescott Airport | Arizona Public Service Co | Prescott, AZ | Arizona Public Service Company (AZPS) | 2.5 GWh | Sep 2002 | Dec 2024 | Solar |
| Prescott Solar Plant | SunE AZ1, LLC | Prescott, AZ | Arizona Public Service Company (AZPS) | 23.0 GWh | Nov 2011 | Dec 2024 | Solar |
| Prescott Wind Farm | Prescott Wind Energy LLC | Prescott, IA | Midcontinent Independent System Operator, Inc. (MISO) | 123.5 GWh | Aug 2024 | May 2025 | Wind |
| Presence Saint Mary of Nazareth Hospital | Presence Health | Chicago, IL | PJM Interconnection, LLC (PJM) | 21.0 MWh | Jul 1993 | Dec 2024 | Distillate Fuel Oil : 58.8% Natural Gas : 41.2% |
| Preston Garden (CSG) | Preston Garden LLC | Franklin, MN | Midcontinent Independent System Operator, Inc. (MISO) | 785.0 MWh | Jul 2024 | Dec 2024 | Solar |
| Preston (IA) | City of Preston | Preston, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.8 MWh | Nov 1968 | Dec 2024 | Natural Gas : 89.7% Distillate Fuel Oil : 10.3% |
| Preston (MN) | Preston Public Utilities Comm | Preston, MN | Midcontinent Independent System Operator, Inc. (MISO) | 163.0 MWh | Dec 1948 | Dec 2024 | Distillate Fuel Oil : 62.3% Natural Gas : 37.7% |
| Pretlow | City of Franklin - (VA) | Franklin, VA | PJM Interconnection, LLC (PJM) | 448.0 MWh | Mar 2001 | Dec 2024 | Distillate Fuel Oil |
| Pretzel CSG | Pretzel Solar, LLC | Freeport, IL | PJM Interconnection, LLC (PJM) | 4.7 GWh | Feb 2022 | Jun 2024 | Solar |
| Prevailing Wind Park | AES Distributed Energy | Lesterville, SD | Southwest Power Pool (SWPP) | 877.6 GWh | Feb 2020 | May 2025 | Wind |
| Prickett | Upper Peninsula Power Company | Pelkie, MI | Midcontinent Independent System Operator, Inc. (MISO) | 6.6 GWh | Oct 1931 | Dec 2024 | Water |
| Priddy Wind Project | Engie North America | Goldthwaite, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 971.4 GWh | Dec 2021 | May 2025 | Wind |
| Priest Rapids | PUD No 2 of Grant County | Mattawa, WA | Bonneville Power Administration (BPAT) | 4.1 TWh | Sep 1959 | May 2025 | Water |
| Primient | Primary Products Ingredients Americas, LLC d/b/a Primient | Lafayette, IN | Midcontinent Independent System Operator, Inc. (MISO) | 406.0 GWh | May 2021 | Dec 2024 | Natural Gas |
| Primient Decatur Plant Cogen | Primary Products Ingredients Americas, LLC | Decatur, IL | Midcontinent Independent System Operator, Inc. (MISO) | 300.7 GWh | Dec 1988 | Dec 2023 | Natural Gas |
| Primient Loudon Plant | PRIMIENT, LLC | Loudon, TN | Tennessee Valley Authority (TVA) | 393.6 GWh | Sep 2016 | Dec 2024 | Natural Gas |
| Primrose Solar, LLC | National Grid Renewables | Mankato, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Mar 2021 | Dec 2024 | Solar |
| Prince Edward CSG LLC | Dimension Energy LLC | Pamplin, VA | PJM Interconnection, LLC (PJM) | 7.3 GWh | Jan 2024 | Dec 2024 | Solar |
| Princeton | USF Surry, LLC | Princeton, NC | Duke Energy Progress East (CPLE) | 8.3 GWh | Jun 2015 | Dec 2024 | Solar |
| Princeton Energy Center, LLC | Princeton Energy Center LLC | Plainsboro, NJ | PJM Interconnection, LLC (PJM) | 24.6 GWh | Sep 2012 | Dec 2024 | Natural Gas : 99.7% |
| Princeton (IL) | City of Princeton - (IL) | Princeton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 434.0 MWh | Jun 1953 | Dec 2024 | Natural Gas : 99.8% |
| Princeton (MN) | Princeton Public Utils Comm | Princeton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 134.0 MWh | Aug 1953 | Dec 2024 | Distillate Fuel Oil |
| Princeton Solar Project | NJR Clean Energy Ventures Corporation | Princeton, NJ | PJM Interconnection, LLC (PJM) | 3.5 GWh | Aug 2017 | Dec 2024 | Solar |
| Princeton University Cogeneration | Trustees of Princeton University | Princeton, NJ | PJM Interconnection, LLC (PJM) | 60.4 GWh | Sep 1996 | May 2025 | Natural Gas : 62.7% Solar : 35.9% Distillate Fuel Oil : 1.4% |
| Princeton Wind Farm | Town of Princeton - (MA) | Princeton, MA | ISO New England (ISNE) | 3.7 GWh | Dec 2009 | Dec 2024 | Wind |
Summary of Power Plants By State
Figures are based on May 2025 generation numbers.| State | Rank | Active Plants | May 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 75 | 11,300.49 GWh |
| Alaska | # 48 | 142 | 475.90 GWh |
| Arizona | # 11 | 176 | 9,204.37 GWh |
| Arkansas | # 25 | 99 | 5,005.01 GWh |
| California | # 4 | 1,667 | 17,300.59 GWh |
| Colorado | # 28 | 290 | 4,508.30 GWh |
| Connecticut | # 38 | 162 | 2,580.83 GWh |
| Delaware | # 50 | 32 | 189.30 GWh |
| District of Columbia | # 51 | 16 | 14.93 GWh |
| Florida | # 2 | 317 | 24,888.07 GWh |
| Georgia | # 6 | 248 | 11,990.59 GWh |
| Hawaii | # 47 | 68 | 737.15 GWh |
| Idaho | # 42 | 145 | 1,633.17 GWh |
| Illinois | # 5 | 358 | 14,860.85 GWh |
| Indiana | # 17 | 210 | 7,386.37 GWh |
| Iowa | # 22 | 294 | 5,142.65 GWh |
| Kansas | # 24 | 181 | 5,016.68 GWh |
| Kentucky | # 21 | 58 | 5,314.31 GWh |
| Louisiana | # 14 | 83 | 8,104.32 GWh |
| Maine | # 45 | 208 | 1,219.14 GWh |
| Maryland | # 33 | 198 | 3,211.24 GWh |
| Massachusetts | # 43 | 624 | 1,590.93 GWh |
| Michigan | # 12 | 269 | 9,081.28 GWh |
| Minnesota | # 29 | 765 | 4,142.68 GWh |
| Mississippi | # 20 | 56 | 5,397.23 GWh |
| Missouri | # 23 | 121 | 5,122.89 GWh |
| State | Rank | Active Plants | May 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 70 | 1,958.99 GWh |
| Nebraska | # 37 | 127 | 2,880.69 GWh |
| Nevada | # 30 | 110 | 4,010.09 GWh |
| New Hampshire | # 44 | 56 | 1,548.73 GWh |
| New Jersey | # 31 | 385 | 3,877.07 GWh |
| New Mexico | # 32 | 139 | 3,225.41 GWh |
| New York | # 10 | 929 | 10,057.90 GWh |
| North Carolina | # 9 | 909 | 10,631.50 GWh |
| North Dakota | # 35 | 57 | 3,062.36 GWh |
| Ohio | # 8 | 197 | 11,259.64 GWh |
| Oklahoma | # 18 | 139 | 6,659.06 GWh |
| Oregon | # 27 | 272 | 4,712.75 GWh |
| Pennsylvania | # 3 | 255 | 19,165.18 GWh |
| Rhode Island | # 46 | 97 | 795.05 GWh |
| South Carolina | # 13 | 200 | 8,379.29 GWh |
| South Dakota | # 41 | 52 | 1,667.11 GWh |
| Tennessee | # 19 | 86 | 5,858.87 GWh |
| Texas | # 1 | 890 | 49,337.47 GWh |
| Utah | # 39 | 122 | 2,500.89 GWh |
| Vermont | # 49 | 117 | 233.21 GWh |
| Virginia | # 16 | 233 | 7,447.37 GWh |
| Washington | # 15 | 134 | 7,969.22 GWh |
| West Virginia | # 34 | 39 | 3,129.59 GWh |
| Wisconsin | # 26 | 244 | 4,882.66 GWh |
| Wyoming | # 36 | 73 | 3,035.08 GWh |