Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Puueo | Hawaii Electric Light Co Inc | Hilo, HI | 4.0 GWh | Nov 1918 | Apr 2025 | Water | |
| Pearl City Peninsula Solar Park | Altus Power America Management, LLC | Honolulu, HI | (HECO) | 1.2 GWh | Oct 2012 | Dec 2024 | Solar |
| Port Allen (HI) | Kauai Island Utility Cooperative | Eleele, HI | 80.1 GWh | Dec 1963 | Sep 2025 | Distillate Fuel Oil | |
| Port Allen Solar | Kaieie Waho Company LLC | Eleele, HI | 8.5 GWh | Nov 2012 | Dec 2024 | Solar | |
| Pelican | Pelican Utility | Pelican, AK | 1.7 GWh | Apr 1984 | Dec 2024 | Water : 94.2% Distillate Fuel Oil : 5.8% | |
| Petersburg | Petersburg Borough - (AK) | Petersburg, AK | 13.0 GWh | Feb 1954 | Dec 2024 | Water : 96.5% Distillate Fuel Oil : 3.5% | |
| Palaau Power Hybrid | Maui Electric Co Ltd | Kaunakakai, HI | 31.3 GWh | Mar 1982 | Dec 2024 | Distillate Fuel Oil | |
| Pakini Nui Wind Farm | Apollo Energy Corp | Naalehu, HI | 112.0 GWh | Mar 2007 | Sep 2025 | Wind | |
| Power Creek | Cordova Electric Coop, Inc | Cordova, AK | 16.7 GWh | Oct 2001 | Dec 2024 | Water | |
| Puna | Hawaii Electric Light Co Inc | Keaau, HI | 105.9 GWh | Jul 1988 | Dec 2024 | Distillate Fuel Oil : 60.3% Residual Fuel Oil : 39.7% | |
| Pilot Station | Alaska Village Elec Coop, Inc | Pilot Station, AK | 2.0 GWh | Nov 1998 | Dec 2024 | Distillate Fuel Oil | |
| Pillar Mountain Wind Project Microgrid | Kodiak Electric Assn Inc | Kodiak, AK | 26.1 GWh | May 2009 | Dec 2024 | Wind | |
| Puna Geothermal Venture I | Puna Geothermal Venture | Pahoa, HI | 258.9 GWh | Jul 1992 | Dec 2024 | Geothermal | |
| Purple Lake | Metlakatla Power & Light | Metlakatla, AK | 12.3 GWh | Dec 1955 | Dec 2024 | Water | |
| Phoenix Airport Rental Car Center | SunStrong Management, LLC | Phoenix, AZ | Arizona Public Service Company (AZPS) | 4.4 GWh | Nov 2012 | Dec 2024 | Solar |
| Perrin Ranch Wind LLC | Perrin Ranch Wind LLC | Williams, AZ | Arizona Public Service Company (AZPS) | 178.8 GWh | Dec 2011 | Sep 2025 | Wind |
| Poseidon Wind, LLC | Axium Arizona Renewables, LLC | Herber, AZ | Arizona Public Service Company (AZPS) | 106.8 GWh | Nov 2010 | Sep 2025 | Wind |
| Paloma Solar Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 31.9 GWh | Aug 2011 | Dec 2024 | Solar |
| Paradise Valley H.S. PV | AES Distributed Energy | Phoenix, AZ | Arizona Public Service Company (AZPS) | 2.1 GWh | Dec 2012 | Dec 2024 | Solar |
| Phoenix Airport East Economy Lot | SunStrong Management, LLC | Phoenix, AZ | Arizona Public Service Company (AZPS) | 1.3 GWh | Nov 2012 | Dec 2024 | 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 |
| Pebble Springs Wind LLC | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 219.0 GWh | Dec 2008 | Dec 2024 | Wind |
| Post Falls | Avista Corp | Post Falls, ID | Avista Corporation (AVA) | 69.1 GWh | Jun 1906 | Dec 2024 | Water |
| Palouse | Onward Energy | Oakesdale, WA | Avista Corporation (AVA) | 325.9 GWh | Nov 2012 | Dec 2024 | Wind |
| PaTu Wind Farm LLC | PaTu Wind Farm LLC | Wasco, OR | Bonneville Power Administration (BPAT) | 29.9 GWh | Nov 2010 | Dec 2024 | Wind |
| Port Townsend Paper | Port Townsend Paper Co | Port Townsend, WA | Bonneville Power Administration (BPAT) | 2.6 GWh | Dec 1928 | Dec 2024 | Black Liquor : 49.9% Wood/Wood Waste Solids : 35.3% Natural Gas : 11.0% Waste/Other Oil : 3.8% |
| Priest Rapids | PUD No 2 of Grant County | Mattawa, WA | Bonneville Power Administration (BPAT) | 4.0 TWh | Sep 1959 | Sep 2025 | Water |
| Palisades Dam | U S Bureau of Reclamation | Palisades, ID | Bonneville Power Administration (BPAT) | 744.4 GWh | Jan 1957 | 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 |
| Packwood | Energy Northwest | Packwood, WA | Bonneville Power Administration (BPAT) | 63.0 GWh | Mar 1964 | Dec 2024 | Water |
| Perris | Metropolitan Water District of S CA | Perris, CA | California Independent System Operator (CISO) | 5.4 GWh | Apr 1983 | Jan 2024 | Water |
| Pit 5 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 619.7 GWh | Mar 1944 | Sep 2025 | Water |
| PFMG Solar Grossmont Helix LLC | Altus Power America Management, LLC | La Mesa, CA | California Independent System Operator (CISO) | 2.0 GWh | Apr 2018 | Dec 2024 | Solar |
| Pebbly Beach Generating Station Hybrid | Southern California Edison Co | Avalon, CA | California Independent System Operator (CISO) | 28.6 GWh | Jun 1958 | Sep 2025 | Distillate Fuel Oil : 94.5% Gaseous Propane : 5.5% |
| Phoenix Wind Power LLC | Avangrid Power LLC | North Palm Springs, CA | California Independent System Operator (CISO) | 2.8 GWh | May 1999 | Dec 2024 | Wind |
| Phillips 66 Rodeo Refinery | Phillips 66 Company | Rodeo, CA | California Independent System Operator (CISO) | 291.0 GWh | Apr 1987 | Aug 2024 | Other Gas : 72.8% Natural Gas : 27.2% |
| Phoenix | Pacific Gas & Electric Co. | Sonora, CA | California Independent System Operator (CISO) | 8.0 GWh | Jan 1940 | Oct 2024 | Water |
| Pine Flat | Kings River Conservation Dist | Piedra, CA | California Independent System Operator (CISO) | 331.2 GWh | Dec 1983 | Sep 2025 | Water |
| Pardee | East Bay Municipal Util Dist | Valley Springs, CA | California Independent System Operator (CISO) | 117.8 GWh | Jun 1930 | Dec 2024 | Water |
| Palo Verde College | Scale Sustainable I, LLC | Blythe, CA | California Independent System Operator (CISO) | 2.0 GWh | Jul 2009 | Dec 2024 | Solar |
| Palomar Energy | San Diego Gas & Electric Co | Escondido, CA | California Independent System Operator (CISO) | 1.4 TWh | Sep 2005 | Sep 2025 | Natural Gas |
| Pacific Wind LLC | EDF Renewable Asset Holdings, Inc. | Rosamond, CA | California Independent System Operator (CISO) | 311.2 GWh | Jul 2012 | Dec 2024 | Wind |
| Pacific-Ultrapower Chinese Station | IHI Power Services Corp | Jamestown, CA | California Independent System Operator (CISO) | 138.2 GWh | Sep 1986 | Sep 2025 | Wood/Wood Waste Solids : 99.7% |
| P66 Rodeo Solar | P66 Rodeo Solar | Rodeo, CA | California Independent System Operator (CISO) | 33.8 GWh | Mar 2023 | Sep 2025 | Solar |
| Panoche Valley Solar Farm | Consolidated Edison Development Inc. | Paicines, CA | California Independent System Operator (CISO) | 285.9 GWh | Dec 2017 | Sep 2025 | Solar |
| Pacific Ethanol Madera Solar Array | Seaboard Energy California, LLC | Madera, CA | California Independent System Operator (CISO) | 1.6 GWh | Jul 2018 | Dec 2024 | Solar |
| Panoche Energy Center | Panoche Energy Center, LLC | Firebaugh, CA | California Independent System Operator (CISO) | 906.9 GWh | May 2009 | Sep 2025 | Natural Gas |
| PE Berkeley | Berkeley Cogeneration Facility | Berkeley, CA | California Independent System Operator (CISO) | 166.3 GWh | May 1987 | Sep 2025 | Natural Gas |
| Painted Hills Wind Park | Terra-Gen Operating Co-Wind | Whitewater, CA | California Independent System Operator (CISO) | 173.5 GWh | Oct 1985 | Sep 2025 | Wind |
| Park Meridian #1 | Altus Power America Management, LLC | Riverside, CA | California Independent System Operator (CISO) | 2.5 GWh | Feb 2015 | Dec 2024 | Solar |
| Parker | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 5.5 GWh | Mar 1982 | Oct 2024 | Water |
| Parnassus Central Utility Plant | University of California-San Francisco | San Francisco, CA | California Independent System Operator (CISO) | 67.6 GWh | Dec 1995 | Sep 2025 | Natural Gas |
| Paso Robles - Municipal Airport | Onyx Asset Services Group | Paso Robles, CA | California Independent System Operator (CISO) | 6.0 GWh | Dec 2023 | Dec 2024 | Solar |
| Pastoria Energy Facility, LLC | Calpine Corp - Pastoria Energy Center | Lebec, CA | California Independent System Operator (CISO) | 3.9 TWh | Apr 2005 | Sep 2025 | Natural Gas |
| Paulsell | Crow Creek Solar, LLC | Crows Landing, CA | California Independent System Operator (CISO) | 45.0 GWh | May 2024 | Sep 2025 | Solar |
| 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 |
| POM Plant 2 | Wonderful Renewable Energy, LLC. | Del Rey, CA | California Independent System Operator (CISO) | 3.5 GWh | Nov 2021 | Dec 2024 | Solar |
| Ponderosa Bailey Creek | Snow Mountain Hydro LLC | Manton, CA | California Independent System Operator (CISO) | 2.9 GWh | Feb 1990 | Dec 2024 | Water |
| Poole | Southern California Edison Co | Lee Vining, CA | California Independent System Operator (CISO) | 22.8 GWh | Apr 1924 | Dec 2024 | Water |
| Portal | Southern California Edison Co | Lakeshore, CA | California Independent System Operator (CISO) | 18.7 GWh | Nov 1956 | Dec 2024 | Water |
| Portal Ridge Solar B, LLC | Portal Ridge Solar, LLC | Lancaster, CA | California Independent System Operator (CISO) | 46.9 GWh | Jan 2017 | Dec 2024 | Solar |
| Portal Ridge Solar C, LLC | Portal Ridge Solar, LLC | Lancaster, CA | California Independent System Operator (CISO) | 25.3 GWh | Jan 2017 | Dec 2024 | Solar |
| Porterville 6 and 7 | Arevon Energy, Inc. | Porterville, CA | California Independent System Operator (CISO) | 3.0 GWh | Jun 2014 | Dec 2024 | Solar |
| Porterville Solar | Altus Power America Management, LLC | Porterville, CA | California Independent System Operator (CISO) | 5.7 GWh | Dec 2013 | Dec 2024 | Solar |
| Pinyon Pine II | Pinyon Pines Wind II, LLC | Mojave, CA | California Independent System Operator (CISO) | 233.1 GWh | Oct 2012 | Dec 2024 | Wind |
| 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 |
| Powhatan Solar Power Generation Station | AES Distributed Energy | Apple Valley, CA | California Independent System Operator (CISO) | 3.4 GWh | Nov 2013 | Dec 2024 | Solar |
| Preferred Freezer San Leandro | Powerflex | San Leandro, CA | California Independent System Operator (CISO) | 3.2 GWh | Jun 2017 | Dec 2023 | Solar |
| Prologis L.P | Powerflex | Tracy, CA | California Independent System Operator (CISO) | 5.8 GWh | Jul 2018 | Dec 2024 | Solar |
| Proxima | Proxima Solar, LLC | Crows Landing, CA | California Independent System Operator (CISO) | 461.7 GWh | Mar 2024 | Sep 2025 | Solar |
| PSREC/SIAD Solar | Plumas Sierra Rural Electric Coop | Herlong, CA | California Independent System Operator (CISO) | 6.2 GWh | Aug 2018 | Dec 2024 | Solar |
| Puente Hills Energy Recovery | Los Angeles County Sanitation | Whittier, CA | California Independent System Operator (CISO) | 151.3 GWh | Sep 1986 | Sep 2025 | Landfill Gas |
| Pumpjack Solar I | Duke Energy Renewables Services | McKittrick, CA | California Independent System Operator (CISO) | 46.2 GWh | Dec 2014 | Dec 2024 | Solar |
| POM Juice Solar | Wonderful Renewable Energy, LLC. | Fresno, CA | California Independent System Operator (CISO) | 3.2 GWh | Jun 2021 | Dec 2024 | Solar |
| Pinyon Pine I | Pinyon Pines Wind I, LLC | Mojave, CA | California Independent System Operator (CISO) | 306.6 GWh | Oct 2012 | Dec 2024 | Wind |
| Pio Pico Energy Center | Pio Pico Energy Center LLC | San Diego, CA | California Independent System Operator (CISO) | 65.9 GWh | Oct 2016 | Dec 2024 | Natural Gas |
| Pit 1 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 188.4 GWh | Aug 1922 | Dec 2024 | Water |
| Pit 3 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 332.8 GWh | Jun 1925 | Dec 2024 | Water |
| Pit 4 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 399.5 GWh | Jun 1955 | Sep 2025 | Water |
| P Plant | Qualcomm Incorporated | San Diego, CA | California Independent System Operator (CISO) | 30.5 GWh | Feb 2007 | Jul 2024 | Natural Gas |
| Pit 6 | Pacific Gas & Electric Co. | Montgomery Creek, CA | California Independent System Operator (CISO) | 242.3 GWh | Jul 1965 | Dec 2024 | Water |
| Pit 7 | Pacific Gas & Electric Co. | Montgomery Creek, CA | California Independent System Operator (CISO) | 441.4 GWh | Aug 1965 | Sep 2025 | Water |
| Pivot Energy PPA 22 | Pivot Energy | Visalia, CA | California Independent System Operator (CISO) | 68.0 MWh | Sep 2024 | Dec 2024 | Solar |
| Pixar - Emeryville | Bloom Energy | Emeryville, CA | California Independent System Operator (CISO) | 7.5 GWh | Dec 2013 | Dec 2024 | Natural Gas |
| Plant No 1 Orange County | Orange County Sanitation Dist | Fountain Valley, CA | California Independent System Operator (CISO) | 40.3 GWh | May 1993 | Dec 2024 | Other Biomass Gas : 80.1% Natural Gas : 19.9% |
| Plant No 2 Orange County | Orange County Sanitation Dist | Huntington Beach, CA | California Independent System Operator (CISO) | 59.3 GWh | May 1993 | Dec 2024 | Other Biomass Gas : 73.7% Natural Gas : 26.0% |
| Poe | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 312.5 GWh | Sep 1958 | Sep 2025 | Water |
| Point Wind | Terra-Gen Operating Co-Wind | Tehachapi, CA | California Independent System Operator (CISO) | 234.2 GWh | Feb 2021 | Sep 2025 | Wind |
| POM Beverage Solar | Wonderful Renewable Energy, LLC. | Del Rey, CA | California Independent System Operator (CISO) | 4.5 GWh | Jun 2021 | Dec 2024 | Solar |
| POM Plant 1 | Wonderful Renewable Energy, LLC. | Del Rey, CA | California Independent System Operator (CISO) | 5.2 GWh | Nov 2021 | Dec 2024 | Solar |
| PVN Milliken, LLC | PVN Milliken, LLC | Ontario, CA | California Independent System Operator (CISO) | 4.8 GWh | May 2017 | Dec 2024 | Solar |
| Parr Hydro | Dominion Energy South Carolina, Inc | Jenkinsville, SC | Dominion Energy South Carolina, Inc. (SCEG) | 51.1 GWh | Jul 1914 | Dec 2024 | Water |
| Palmetto Plains | Cubico USA, LLC | Bowman, SC | Dominion Energy South Carolina, Inc. (SCEG) | 125.1 GWh | Jun 2019 | Sep 2025 | Solar |
| Peony Solar | Peony Solar, LLC | Springfield, SC | Dominion Energy South Carolina, Inc. (SCEG) | 73.5 GWh | Nov 2018 | Sep 2025 | Solar |
| Perkins Solar, LLC | Cypress Creek Renewables | Roxboro, NC | Duke Energy Carolinas (DUK) | 3.8 GWh | Sep 2016 | Dec 2024 | Solar |
| Pinson Solar Farm | Cardinal Renewables | Woodruff, SC | Duke Energy Carolinas (DUK) | 35.5 GWh | Jul 2022 | Dec 2024 | Solar |
| Pine Valley Solar Farm, LLC | Pine Valley Solar, LLC | West End, NC | Duke Energy Carolinas (DUK) | 9.4 GWh | Apr 2022 | Dec 2024 | Solar |
| PCSP3 Airport | Carolina Solar Energy LLC | Timberlake, NC | Duke Energy Carolinas (DUK) | 3.8 GWh | Sep 2011 | Dec 2024 | Solar |
Summary of Power Plants By State
Figures are based on September 2025 generation numbers.| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 12,052.47 GWh |
| Alaska | # 48 | 147 | 527.57 GWh |
| Arizona | # 9 | 183 | 11,602.92 GWh |
| Arkansas | # 21 | 117 | 5,844.09 GWh |
| California | # 4 | 1,769 | 19,371.91 GWh |
| Colorado | # 30 | 304 | 4,433.17 GWh |
| Connecticut | # 32 | 168 | 3,779.74 GWh |
| Delaware | # 49 | 33 | 419.31 GWh |
| District of Columbia | # 51 | 16 | 16.99 GWh |
| Florida | # 2 | 323 | 24,446.09 GWh |
| Georgia | # 8 | 266 | 11,628.97 GWh |
| Hawaii | # 47 | 73 | 826.54 GWh |
| Idaho | # 44 | 148 | 1,495.33 GWh |
| Illinois | # 5 | 385 | 14,642.93 GWh |
| Indiana | # 14 | 213 | 8,730.35 GWh |
| Iowa | # 26 | 295 | 5,224.35 GWh |
| Kansas | # 25 | 189 | 5,250.86 GWh |
| Kentucky | # 23 | 60 | 5,806.86 GWh |
| Louisiana | # 13 | 87 | 9,343.34 GWh |
| Maine | # 45 | 217 | 1,135.36 GWh |
| Maryland | # 39 | 204 | 2,935.42 GWh |
| Massachusetts | # 41 | 652 | 1,746.92 GWh |
| Michigan | # 11 | 279 | 10,468.02 GWh |
| Minnesota | # 29 | 769 | 4,717.95 GWh |
| Mississippi | # 20 | 58 | 6,625.37 GWh |
| Missouri | # 22 | 128 | 5,843.17 GWh |
| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 1,949.24 GWh |
| Nebraska | # 34 | 132 | 3,501.38 GWh |
| Nevada | # 31 | 114 | 4,053.88 GWh |
| New Hampshire | # 42 | 60 | 1,549.07 GWh |
| New Jersey | # 27 | 399 | 4,969.45 GWh |
| New Mexico | # 36 | 145 | 3,317.84 GWh |
| New York | # 12 | 966 | 10,145.62 GWh |
| North Carolina | # 10 | 917 | 11,211.15 GWh |
| North Dakota | # 37 | 60 | 3,089.17 GWh |
| Ohio | # 6 | 201 | 12,818.31 GWh |
| Oklahoma | # 17 | 143 | 7,364.05 GWh |
| Oregon | # 28 | 282 | 4,812.51 GWh |
| Pennsylvania | # 3 | 260 | 19,731.43 GWh |
| Rhode Island | # 46 | 100 | 863.62 GWh |
| South Carolina | # 16 | 207 | 7,861.23 GWh |
| South Dakota | # 43 | 52 | 1,535.17 GWh |
| Tennessee | # 19 | 88 | 6,829.06 GWh |
| Texas | # 1 | 946 | 51,969.48 GWh |
| Utah | # 35 | 126 | 3,419.48 GWh |
| Vermont | # 50 | 120 | 165.14 GWh |
| Virginia | # 15 | 241 | 8,580.52 GWh |
| Washington | # 18 | 138 | 7,120.43 GWh |
| West Virginia | # 38 | 39 | 3,057.29 GWh |
| Wisconsin | # 24 | 251 | 5,674.74 GWh |
| Wyoming | # 33 | 73 | 3,641.70 GWh |