Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Puna Geothermal Venture I | Puna Geothermal Venture | Pahoa, HI | 207.9 GWh | Jul 1992 | Dec 2025 | Geothermal | |
| Puna | Hawaii Electric Light Co Inc | Keaau, HI | 58.1 GWh | Jul 1988 | Dec 2025 | Distillate Fuel Oil : 81.2% Residual Fuel Oil : 18.8% | |
| Purple Lake | Metlakatla Power & Light | Metlakatla, AK | 13.9 GWh | Dec 1955 | Dec 2025 | Water | |
| Puueo | Hawaii Electric Light Co Inc | Hilo, HI | 2.0 GWh | Nov 1918 | Apr 2026 | Water | |
| Pelican | Pelican Utility | Pelican, AK | 1.7 GWh | Apr 1984 | Dec 2025 | Water : 91.4% Distillate Fuel Oil : 8.6% | |
| Petersburg | Petersburg Borough - (AK) | Petersburg, AK | 14.4 GWh | Feb 1954 | Dec 2025 | Water : 95.7% Distillate Fuel Oil : 4.3% | |
| Pakini Nui Wind Farm | Apollo Energy Corp | Naalehu, HI | 109.7 GWh | Mar 2007 | May 2026 | Wind | |
| Port Allen (HI) | Kauai Island Utility Cooperative | Eleele, HI | 93.4 GWh | Dec 1963 | May 2026 | Distillate Fuel Oil | |
| Pearl City Peninsula Solar Park | Altus Power America Management, LLC | Honolulu, HI | (HECO) | 3.8 GWh | Oct 2012 | Dec 2025 | Solar |
| Pilot Station | Alaska Village Elec Coop, Inc | Pilot Station, AK | 2.1 GWh | Nov 1998 | Dec 2025 | Distillate Fuel Oil | |
| Port Allen Solar | Kaieie Waho Company LLC | Eleele, HI | 8.5 GWh | Nov 2012 | Dec 2024 | Solar | |
| Pillar Mountain Wind Project Microgrid | Kodiak Electric Assn Inc | Kodiak, AK | 20.5 GWh | May 2009 | Dec 2025 | Wind | |
| Palaau Power Hybrid | Maui Electric Co Ltd | Kaunakakai, HI | 31.2 GWh | Mar 1982 | Dec 2025 | Distillate Fuel Oil | |
| Power Creek | Cordova Electric Coop, Inc | Cordova, AK | 21.8 GWh | Oct 2001 | Dec 2025 | Water | |
| Phoenix Airport Rental Car Center | SunStrong Management, LLC | Phoenix, AZ | Arizona Public Service Company (AZPS) | 4.2 GWh | Nov 2012 | Dec 2025 | Solar |
| Poseidon Wind, LLC | Axium Arizona Renewables, LLC | Herber, AZ | Arizona Public Service Company (AZPS) | 99.5 GWh | Nov 2010 | May 2026 | Wind |
| Paradise Valley H.S. PV | AES Distributed Energy | Phoenix, AZ | Arizona Public Service Company (AZPS) | 2.1 GWh | Dec 2012 | Dec 2025 | Solar |
| Phoenix Airport East Economy Lot | SunStrong Management, LLC | Phoenix, AZ | Arizona Public Service Company (AZPS) | 777.0 MWh | Nov 2012 | Dec 2025 | Solar |
| Perrin Ranch Wind LLC | Perrin Ranch Wind LLC | Williams, AZ | Arizona Public Service Company (AZPS) | 170.1 GWh | Dec 2011 | May 2026 | Wind |
| Prescott Airport | Arizona Public Service Co | Prescott, AZ | Arizona Public Service Company (AZPS) | 6.1 GWh | Sep 2002 | Dec 2025 | Solar |
| Prescott Solar Plant | SunE AZ1, LLC | Prescott, AZ | Arizona Public Service Company (AZPS) | 23.0 GWh | Nov 2011 | Dec 2025 | Solar |
| Paloma Solar Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 30.2 GWh | Aug 2011 | Dec 2025 | Solar |
| Papago PV | RE Papago PV LLC | Tonopah, AZ | Arizona Public Service Company (AZPS) | 74.7 GWh | - | May 2026 | Solar |
| Pebble Springs Wind LLC | Avangrid Power LLC | Wasco, OR | Avangrid Renewables, LLC (AVRN) | 194.2 GWh | Dec 2008 | Dec 2025 | Wind |
| Post Falls | Avista Corp | Post Falls, ID | Avista Corporation (AVA) | 60.4 GWh | Jun 1906 | Dec 2025 | Water |
| Palouse | Onward Energy | Oakesdale, WA | Avista Corporation (AVA) | 303.4 GWh | Nov 2012 | Dec 2025 | Wind |
| Procter & Gamble Power Plant | Sacramento Municipal Util Dist | Sacramento, CA | Balancing Authority of Northern California (BANC) | 518.7 GWh | Feb 1997 | May 2026 | Natural Gas |
| Palisades Dam | U S Bureau of Reclamation | Palisades, ID | Bonneville Power Administration (BPAT) | 657.3 GWh | Jan 1957 | Dec 2025 | Water |
| Packwood | Energy Northwest - Packwood | Packwood, WA | Bonneville Power Administration (BPAT) | 73.8 GWh | Mar 1964 | Dec 2025 | Water |
| Potholes East Canal 66.0 | Columbia Basin Hydropower | Pasco, WA | Bonneville Power Administration (BPAT) | 3.2 GWh | Feb 1985 | Oct 2025 | Water |
| Port Townsend Paper | Port Townsend Paper Co | Port Townsend, WA | Bonneville Power Administration (BPAT) | 7.7 GWh | Dec 1928 | Dec 2025 | Black Liquor : 48.8% Wood/Wood Waste Solids : 40.5% Natural Gas : 9.0% Waste/Other Oil : 1.6% |
| PaTu Wind Farm LLC | PaTu Wind Farm LLC | Wasco, OR | Bonneville Power Administration (BPAT) | 108.0 MWh | Nov 2010 | Dec 2025 | Wind |
| Priest Rapids | PUD No 2 of Grant County - (WA) | Mattawa, WA | Bonneville Power Administration (BPAT) | 4.9 TWh | Sep 1959 | May 2026 | Water |
| Portal | Southern California Edison Co | Lakeshore, CA | California Independent System Operator (CISO) | 26.2 GWh | Nov 1956 | Dec 2025 | Water |
| Ponderosa Bailey Creek | Snow Mountain Hydro LLC | Manton, CA | California Independent System Operator (CISO) | 3.9 GWh | Feb 1990 | Dec 2025 | Water |
| Poole | Southern California Edison Co | Lee Vining, CA | California Independent System Operator (CISO) | 22.3 GWh | Apr 1924 | Dec 2025 | Water |
| Pacific Ethanol Madera Solar Array | Seaboard Energy California, LLC | Madera, CA | California Independent System Operator (CISO) | 4.0 GWh | Jul 2018 | Dec 2025 | Solar |
| Portal Ridge Solar B, LLC | Portal Ridge Solar, LLC | Lancaster, CA | California Independent System Operator (CISO) | 52.7 GWh | Jan 2017 | Dec 2025 | Solar |
| Painted Hills Wind Park | Terra-Gen Operating Co-Wind | Whitewater, CA | California Independent System Operator (CISO) | 158.0 GWh | Oct 1985 | May 2026 | Wind |
| Portal Ridge Solar C, LLC | Portal Ridge Solar, LLC | Lancaster, CA | California Independent System Operator (CISO) | 28.6 GWh | Jan 2017 | Dec 2025 | Solar |
| Porterville 6 and 7 | Arevon Energy, Inc. | Porterville, CA | California Independent System Operator (CISO) | 4.2 GWh | Jun 2014 | Dec 2025 | Solar |
| Porterville Solar | Altus Power America Management, LLC | Porterville, CA | California Independent System Operator (CISO) | 6.0 GWh | Dec 2013 | Dec 2025 | Solar |
| Potrero Hills Energy Producers | Potrero Hills Energy Producers, LLC | Suisun City, CA | California Independent System Operator (CISO) | 55.9 GWh | Mar 2016 | Dec 2025 | Landfill Gas |
| Pacific Wind LLC | EDF Renewable Asset Holdings, Inc. | Rosamond, CA | California Independent System Operator (CISO) | 294.7 GWh | Jul 2012 | Dec 2025 | Wind |
| Pacific-Ultrapower Chinese Station | IHI Power Services Corp | Jamestown, CA | California Independent System Operator (CISO) | 101.9 GWh | Sep 1986 | May 2026 | Wood/Wood Waste Solids : 98.5% Gaseous Propane : 1.5% |
| Parnassus Central Utility Plant | University of California-San Francisco | San Francisco, CA | California Independent System Operator (CISO) | 66.7 GWh | Dec 1995 | May 2026 | Natural Gas |
| POM Plant 2 | Wonderful Renewable Energy, LLC. | Del Rey, CA | California Independent System Operator (CISO) | 3.4 GWh | Nov 2021 | Dec 2025 | Solar |
| POM Plant 1 | Wonderful Renewable Energy, LLC. | Del Rey, CA | California Independent System Operator (CISO) | 5.1 GWh | Nov 2021 | Dec 2025 | Solar |
| Plant No 2 Orange County | Orange County Sanitation Dist - (CA) | Huntington Beach, CA | California Independent System Operator (CISO) | 46.9 GWh | May 1993 | Dec 2025 | Other Biomass Gas : 77.2% Natural Gas : 22.8% |
| Pit 6 | Pacific Gas & Electric Co. | Montgomery Creek, CA | California Independent System Operator (CISO) | 262.5 GWh | Jul 1965 | Dec 2025 | Water |
| Pit 7 | Pacific Gas & Electric Co. | Montgomery Creek, CA | California Independent System Operator (CISO) | 376.0 GWh | Aug 1965 | May 2026 | Water |
| Pivot Energy PPA 22 | Pivot Energy | Visalia, CA | California Independent System Operator (CISO) | 2.2 GWh | Sep 2024 | Dec 2025 | Solar |
| Pixar - Emeryville | Bloom Energy | Emeryville, CA | California Independent System Operator (CISO) | 7.0 GWh | Dec 2013 | Dec 2025 | Natural Gas |
| Palomar Energy | San Diego Gas & Electric Co | Escondido, CA | California Independent System Operator (CISO) | 1.3 TWh | Sep 2005 | May 2026 | Natural Gas |
| Palo Verde College | Scale Sustainable I, LLC | Blythe, CA | California Independent System Operator (CISO) | 2.0 GWh | Jul 2009 | Dec 2024 | Solar |
| Plant No 1 Orange County | Orange County Sanitation Dist - (CA) | Fountain Valley, CA | California Independent System Operator (CISO) | 40.8 GWh | May 1993 | Dec 2025 | Other Biomass Gas : 81.6% Natural Gas : 18.4% |
| POM Juice Solar | Wonderful Renewable Energy, LLC. | Fresno, CA | California Independent System Operator (CISO) | 3.6 GWh | Jun 2021 | Dec 2025 | Solar |
| Poe | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 363.0 GWh | Sep 1958 | Mar 2026 | Water |
| POM Beverage Solar | Wonderful Renewable Energy, LLC. | Del Rey, CA | California Independent System Operator (CISO) | 4.4 GWh | Jun 2021 | Dec 2025 | Solar |
| Point Wind | Terra-Gen Operating Co-Wind | Tehachapi, CA | California Independent System Operator (CISO) | 216.2 GWh | Feb 2021 | May 2026 | Wind |
| Powhatan Solar Power Generation Station | AES Distributed Energy | Apple Valley, CA | California Independent System Operator (CISO) | 3.6 GWh | Nov 2013 | Dec 2025 | Solar |
| Pit 5 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 456.3 GWh | Mar 1944 | Feb 2026 | Water |
| Paso Robles - Municipal Airport | Onyx Asset Services Group | Paso Robles, CA | California Independent System Operator (CISO) | 7.6 GWh | Dec 2023 | Dec 2025 | Solar |
| Pastoria Energy Facility, LLC | Calpine Corp - Pastoria Energy Center | Lebec, CA | California Independent System Operator (CISO) | 3.3 TWh | Apr 2005 | May 2026 | Natural Gas |
| Parker | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 6.0 GWh | Mar 1982 | Jun 2025 | Water |
| Paulsell | Crow Creek Solar, LLC | Crows Landing, CA | California Independent System Operator (CISO) | 47.5 GWh | May 2024 | May 2026 | Solar |
| PE Berkeley | Berkeley Cogeneration Facility | Berkeley, CA | California Independent System Operator (CISO) | 147.4 GWh | May 1987 | May 2026 | Natural Gas |
| Park Meridian #1 | Altus Power America Management, LLC | Riverside, CA | California Independent System Operator (CISO) | 2.6 GWh | Feb 2015 | Dec 2025 | Solar |
| Pebbly Beach Generating Station Hybrid | Southern California Edison Co | Avalon, CA | California Independent System Operator (CISO) | 27.6 GWh | Jun 1958 | May 2026 | Distillate Fuel Oil : 95.0% Gaseous Propane : 5.0% |
| Pardee | East Bay Municipal Util Dist - (CA) | Valley Springs, CA | California Independent System Operator (CISO) | 79.6 GWh | Jun 1930 | Dec 2025 | Water |
| PFMG Solar Grossmont Helix LLC | Altus Power America Management, LLC | La Mesa, CA | California Independent System Operator (CISO) | 2.1 GWh | Apr 2018 | Dec 2025 | Solar |
| Phoenix | Pacific Gas & Electric Co. | Sonora, CA | California Independent System Operator (CISO) | 4.9 GWh | Jan 1940 | Dec 2025 | Water |
| Phoenix Wind Power LLC | Avangrid Power LLC | North Palm Springs, CA | California Independent System Operator (CISO) | 4.7 GWh | May 1999 | Dec 2025 | Wind |
| Panoche Energy Center | Panoche Energy Center, LLC | Firebaugh, CA | California Independent System Operator (CISO) | 651.8 GWh | May 2009 | May 2026 | Natural Gas |
| Pine Flat | Kings River Conservation Dist | Piedra, CA | California Independent System Operator (CISO) | 353.0 GWh | Dec 1983 | May 2026 | Water |
| Pinyon Pine I | Pinyon Pines Wind I, LLC | Mojave, CA | California Independent System Operator (CISO) | 283.1 GWh | Oct 2012 | Dec 2025 | Wind |
| Pinyon Pine II | Pinyon Pines Wind II, LLC | Mojave, CA | California Independent System Operator (CISO) | 204.3 GWh | Oct 2012 | Dec 2025 | Wind |
| Pio Pico Energy Center | Pio Pico Energy Center LLC | San Diego, CA | California Independent System Operator (CISO) | 46.9 GWh | Oct 2016 | Dec 2025 | Natural Gas |
| Pit 1 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 255.5 GWh | Aug 1922 | Dec 2025 | Water |
| Pit 3 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 374.6 GWh | Jun 1925 | Dec 2025 | Water |
| Pit 4 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 349.3 GWh | Jun 1955 | May 2026 | Water |
| Palm Springs DAC PV | Palm Springs USD | Palm Springs, CA | California Independent System Operator (CISO) | 1.3 GWh | Mar 2021 | Dec 2025 | Solar |
| Prologis L.P | Powerflex | Tracy, CA | California Independent System Operator (CISO) | 5.9 GWh | Jul 2018 | Dec 2025 | Solar |
| Power Generation Station (PGS) 2 | East Bay Municipal Util Dist - (CA) | Oakland, CA | California Independent System Operator (CISO) | 20.3 GWh | Nov 2011 | Dec 2025 | Other Biomass Gas |
| P66 Rodeo Solar | P66 Rodeo Solar | Rodeo, CA | California Independent System Operator (CISO) | 58.0 GWh | Mar 2023 | May 2026 | Solar |
| Panoche Valley Solar Farm | RWE Clean Energy | Paicines, CA | California Independent System Operator (CISO) | 239.9 GWh | Dec 2017 | May 2026 | Solar |
| Pumpjack Solar I | Duke Energy Renewables Services | McKittrick, CA | California Independent System Operator (CISO) | 50.6 GWh | Dec 2014 | Dec 2025 | Solar |
| Puente Hills Energy Recovery | Los Angeles County Sanitation | Whittier, CA | California Independent System Operator (CISO) | 146.9 GWh | Sep 1986 | May 2026 | Landfill Gas |
| PSREC/SIAD Solar | Plumas Sierra Rural Electric Coop | Herlong, CA | California Independent System Operator (CISO) | 5.6 GWh | Aug 2018 | Dec 2025 | Solar |
| PVN Milliken, LLC | PVN Milliken, LLC | Ontario, CA | California Independent System Operator (CISO) | 5.1 GWh | May 2017 | Dec 2025 | Solar |
| Proxima | Proxima Solar, LLC | Crows Landing, CA | California Independent System Operator (CISO) | 464.5 GWh | Mar 2024 | May 2026 | Solar |
| Peony Solar | SunStrong Management | Springfield, SC | Dominion Energy South Carolina, Inc. (SCEG) | 62.5 GWh | Nov 2018 | May 2026 | Solar |
| Palmetto Plains | Cubico USA, LLC | Bowman, SC | Dominion Energy South Carolina, Inc. (SCEG) | 126.5 GWh | Jun 2019 | May 2026 | Solar |
| Parr Hydro | Dominion Energy South Carolina, Inc | Jenkinsville, SC | Dominion Energy South Carolina, Inc. (SCEG) | 53.3 GWh | Jul 1914 | Dec 2025 | Water |
| Partin Solar | Partin Solar, LLC | Elkin, NC | Duke Energy Carolinas (DUK) | 88.0 GWh | Sep 2023 | May 2026 | Solar |
| PCSP3 Airport | Carolina Solar Energy LLC | Timberlake, NC | Duke Energy Carolinas (DUK) | 3.7 GWh | Sep 2011 | Dec 2025 | Solar |
| Piedmont Hydro Power Project | Central Rivers Power US, LLC | Piedmont, SC | Duke Energy Carolinas (DUK) | 4.8 GWh | Apr 1989 | Dec 2025 | Water |
| Pinson Solar Farm | Cardinal Renewables | Woodruff, SC | Duke Energy Carolinas (DUK) | 30.1 GWh | Jul 2022 | Dec 2025 | Solar |
| Pelzer Upper | Central Rivers Power US, LLC | Petzer, SC | Duke Energy Carolinas (DUK) | 3.8 GWh | Nov 1989 | Dec 2025 | Water |
| Perendale Holdings, LLC | Perendale Holdings, LLC | Mocksville, NC | Duke Energy Carolinas (DUK) | 15.5 GWh | Dec 2024 | Dec 2025 | Solar |
Summary of Power Plants By State
Figures are based on May 2026 generation numbers.| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Alabama | # 8 | 77 | 11,823.92 GWh |
| Alaska | # 48 | 140 | 513.29 GWh |
| Arizona | # 14 | 196 | 9,091.99 GWh |
| Arkansas | # 25 | 117 | 4,873.33 GWh |
| California | # 4 | 1,740 | 15,360.54 GWh |
| Colorado | # 31 | 308 | 4,156.36 GWh |
| Connecticut | # 35 | 173 | 3,391.33 GWh |
| Delaware | # 49 | 35 | 236.45 GWh |
| District of Columbia | # 51 | 17 | 14.46 GWh |
| Florida | # 2 | 342 | 25,093.89 GWh |
| Georgia | # 6 | 250 | 12,138.02 GWh |
| Hawaii | # 46 | 70 | 762.50 GWh |
| Idaho | # 41 | 151 | 1,963.84 GWh |
| Illinois | # 5 | 494 | 14,816.74 GWh |
| Indiana | # 15 | 222 | 7,662.28 GWh |
| Iowa | # 21 | 297 | 5,720.38 GWh |
| Kansas | # 24 | 188 | 5,118.39 GWh |
| Kentucky | # 23 | 61 | 5,471.28 GWh |
| Louisiana | # 13 | 90 | 9,131.60 GWh |
| Maine | # 44 | 242 | 1,130.78 GWh |
| Maryland | # 37 | 228 | 3,103.37 GWh |
| Massachusetts | # 45 | 666 | 1,073.93 GWh |
| Michigan | # 11 | 276 | 9,774.25 GWh |
| Minnesota | # 28 | 790 | 4,567.82 GWh |
| Mississippi | # 20 | 60 | 6,404.61 GWh |
| Missouri | # 22 | 129 | 5,701.36 GWh |
| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,053.07 GWh |
| Nebraska | # 36 | 126 | 3,193.89 GWh |
| Nevada | # 33 | 117 | 3,848.29 GWh |
| New Hampshire | # 43 | 57 | 1,198.65 GWh |
| New Jersey | # 30 | 398 | 4,274.91 GWh |
| New Mexico | # 29 | 158 | 4,513.39 GWh |
| New York | # 10 | 1,064 | 10,643.78 GWh |
| North Carolina | # 9 | 913 | 11,481.42 GWh |
| North Dakota | # 34 | 59 | 3,601.34 GWh |
| Ohio | # 7 | 211 | 11,886.21 GWh |
| Oklahoma | # 17 | 144 | 7,547.66 GWh |
| Oregon | # 27 | 281 | 4,575.23 GWh |
| Pennsylvania | # 3 | 258 | 18,234.28 GWh |
| Rhode Island | # 47 | 107 | 580.94 GWh |
| South Carolina | # 16 | 209 | 7,632.32 GWh |
| South Dakota | # 42 | 53 | 1,802.78 GWh |
| Tennessee | # 19 | 99 | 6,454.94 GWh |
| Texas | # 1 | 1,019 | 50,690.02 GWh |
| Utah | # 39 | 128 | 2,809.26 GWh |
| Vermont | # 50 | 118 | 186.37 GWh |
| Virginia | # 18 | 250 | 7,445.56 GWh |
| Washington | # 12 | 134 | 9,231.20 GWh |
| West Virginia | # 32 | 41 | 4,142.41 GWh |
| Wisconsin | # 26 | 266 | 4,582.07 GWh |
| Wyoming | # 38 | 69 | 2,983.81 GWh |