Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Jones Street | Omaha Public Power District | Omaha, NE | Southwest Power Pool (SWPP) | 15.6 GWh | May 1973 | Dec 2024 | Distillate Fuel Oil |
| Pleasants Power Station | Omnis Pleasants, LLC | Willow Island, WV | PJM Interconnection, LLC (PJM) | 339.7 GWh | Mar 1979 | Sep 2025 | Bituminous Coal : 95.0% Natural Gas : 5.0% |
| One Ten Partners PV | One Ten Partners, LLC | Palmdale, CA | California Independent System Operator (CISO) | 6.1 GWh | Aug 2017 | Dec 2024 | Solar |
| Oneida - South | Oneida DG Solar, LLC | Whitestown, NY | New York Independent System Operator (NYIS) | 2.5 GWh | Nov 2015 | Dec 2024 | Solar |
| Oneida - West | Oneida DG Solar, LLC | Whitestown, NY | New York Independent System Operator (NYIS) | 2.5 GWh | Nov 2015 | Dec 2024 | Solar |
| Oneta Energy Center | Oneta Power LLC | Broken Arrow, OK | Southwest Power Pool (SWPP) | 5.1 TWh | Jun 2002 | Sep 2025 | Natural Gas |
| Ontelaunee Energy Center | Ontelaunee Energy Center | Reading, PA | PJM Interconnection, LLC (PJM) | 4.1 TWh | Apr 2002 | Sep 2025 | Natural Gas |
| CoTAL Solar Farm | Onward Energy | Tallahassee, FL | City of Tallahassee (TAL) | 32.4 GWh | Nov 2017 | Dec 2024 | Solar |
| Three Peaks Power | Onward Energy | Cedar City, UT | PacifiCorp East (PACE) | 225.8 GWh | Nov 2016 | Sep 2025 | Solar |
| South Plains II | Onward Energy | Lockney, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 945.8 GWh | May 2016 | Sep 2025 | Wind |
| Sunflower Wind Project | Onward Energy | Mandan, ND | Western Area Power Administration - Rocky Mountain Region (WACM) | 426.4 GWh | Nov 2016 | Sep 2025 | Wind |
| Richland Solar Center | Onward Energy | Jeffersonville, GA | Southeastern Power Administration (SEPA) | 41.3 GWh | Nov 2015 | Dec 2024 | Solar |
| Sumrall II Solar Farm | Onward Energy | Sumrall, MS | Midcontinent Independent System Operator, Inc. (MISO) | 109.7 GWh | Nov 2017 | Sep 2025 | Solar |
| Hancock Wind Plant | Onward Energy | T22 MD, ME | ISO New England (ISNE) | 121.2 GWh | Nov 2016 | Sep 2025 | Wind |
| Cottonwood Solar, LLC (Goose Lake) | Onward Energy | Lost Hills, CA | California Independent System Operator (CISO) | 31.5 GWh | Apr 2015 | Dec 2024 | Solar |
| Cottonwood Solar, LLC (City of Corcoran) | Onward Energy | Corcoran, CA | California Independent System Operator (CISO) | 22.9 GWh | Apr 2015 | Dec 2024 | Solar |
| RE Adams East, LLC | Onward Energy | Fresno, CA | California Independent System Operator (CISO) | 39.3 GWh | Nov 2014 | Dec 2024 | Solar |
| RE Camelot LLC | Onward Energy | Mojave, CA | California Independent System Operator (CISO) | 125.1 GWh | Nov 2014 | Dec 2024 | Solar |
| Selmer Farm LLC | Onward Energy | Selmer, TN | Tennessee Valley Authority (TVA) | 25.7 GWh | Sep 2014 | Sep 2025 | Solar |
| Catalina Solar 2, LLC | Onward Energy | Rosamond, CA | California Independent System Operator (CISO) | 52.8 GWh | Jul 2015 | Dec 2024 | Solar |
| Cottonwood Solar, LLC Cottonwood Carport | Onward Energy | Novato, CA | California Independent System Operator (CISO) | 1.8 GWh | Apr 2016 | Dec 2024 | Solar |
| Comanche Solar | Onward Energy | Pueblo, CO | Public Service Company of Colorado (PSCO) | 230.4 GWh | Aug 2016 | Sep 2025 | Solar |
| Mulberry Farm LLC | Onward Energy | Selmer, TN | Tennessee Valley Authority (TVA) | 25.2 GWh | Nov 2014 | Sep 2025 | Solar |
| CID Solar, LLC | Onward Energy | Corcoran, CA | California Independent System Operator (CISO) | 45.0 GWh | Nov 2014 | Dec 2024 | Solar |
| Pavant Solar, LLC | Onward Energy | Fillmore, UT | PacifiCorp East (PACE) | 113.9 GWh | Nov 2015 | Sep 2025 | Solar |
| Route 66 Wind Plant | Onward Energy | Panhandle, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 608.2 GWh | Jul 2015 | Dec 2024 | Wind |
| Maricopa West Solar PV, LLC | Onward Energy | Taft, CA | California Independent System Operator (CISO) | 47.6 GWh | Nov 2015 | Dec 2024 | Solar |
| RE Kent South, LLC | Onward Energy | Lemoore, CA | California Independent System Operator (CISO) | 44.3 GWh | Nov 2014 | Dec 2024 | Solar |
| Alamo Solar | Onward Energy | Oro Grande, CA | California Independent System Operator (CISO) | 47.7 GWh | Apr 2015 | Dec 2024 | Solar |
| TA-Acacia, LLC | Onward Energy | Lancaster, CA | California Independent System Operator (CISO) | 52.0 GWh | Oct 2014 | Dec 2024 | Solar |
| RE Kansas Solar, LLC | Onward Energy | Lemoore, CA | California Independent System Operator (CISO) | 35.7 GWh | Nov 2014 | Dec 2024 | Solar |
| Imperial Valley Solar Co (IVSC) 2, LLC | Onward Energy | Niland, CA | Imperial Irrigation District (IID) | 46.2 GWh | May 2015 | Dec 2024 | Solar |
| RE Columbia Two, LLC | Onward Energy | Mojave, CA | California Independent System Operator (CISO) | 40.4 GWh | Nov 2014 | Dec 2024 | Solar |
| RE Old River One, LLC | Onward Energy | Bakersfield, CA | California Independent System Operator (CISO) | 35.6 GWh | Nov 2014 | Dec 2024 | Solar |
| RE Maplewood | Onward Energy | McCamey, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 525.2 GWh | Mar 2021 | Sep 2025 | Solar |
| Twiggs Solar | Onward Energy | Dry Branch, GA | Southern Company Services, Inc. - Trans (SOCO) | 375.3 GWh | Aug 2020 | Sep 2025 | Solar |
| Sweetwater Solar | Onward Energy | Green River, WY | PacifiCorp East (PACE) | 173.3 GWh | Nov 2018 | Sep 2025 | Solar |
| Indy Solar I, LLC | Onward Energy | Indianapolis, IN | Midcontinent Independent System Operator, Inc. (MISO) | 16.0 GWh | Nov 2013 | Sep 2025 | Solar |
| Bingham Wind | Onward Energy | Bingham, ME | ISO New England (ISNE) | 489.0 GWh | Nov 2016 | Sep 2025 | Wind |
| Azalea Solar, LLC | Onward Energy | Davisboro, GA | Southern Company Services, Inc. - Trans (SOCO) | 12.1 GWh | Nov 2013 | Dec 2024 | Solar |
| Indy Solar II, LLC | Onward Energy | Indianapolis, IN | Midcontinent Independent System Operator, Inc. (MISO) | 15.5 GWh | Nov 2013 | Sep 2025 | Solar |
| Somers Solar Center, LLC | Onward Energy | Somers, CT | ISO New England (ISNE) | 8.6 GWh | Nov 2013 | Dec 2024 | Solar |
| Indy Solar III, LLC | Onward Energy | Indianapolis, IN | Midcontinent Independent System Operator, Inc. (MISO) | 13.4 GWh | Nov 2013 | Sep 2025 | Solar |
| Palouse | Onward Energy | Oakesdale, WA | Avista Corporation (AVA) | 325.9 GWh | Nov 2012 | Dec 2024 | Wind |
| FL Solar 4, LLC | Onward Energy | Tallahassee, FL | City of Tallahassee (TAL) | 69.6 GWh | Nov 2019 | Sep 2025 | Solar |
| OE_AZ1 | Onward Energy | Salome, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 83.2 GWh | Nov 2019 | Sep 2025 | Solar |
| OE_GA3 | Onward Energy | Camilla, GA | Southern Company Services, Inc. - Trans (SOCO) | 126.6 GWh | Nov 2019 | Sep 2025 | Solar |
| Oakfield Wind Project | Onward Energy | City of Oakfield, ME | ISO New England (ISNE) | 367.0 GWh | Sep 2015 | Sep 2025 | Wind |
| Corvias - Fort Riley II | Onyx Asset Services Group | Fort Riley, KS | Southwest Power Pool (SWPP) | 2.3 GWh | Jan 2022 | Dec 2024 | Solar |
| Paso Robles - Municipal Airport | Onyx Asset Services Group | Paso Robles, CA | California Independent System Operator (CISO) | 6.0 GWh | Dec 2023 | Dec 2024 | Solar |
| Ellington - 277 Sadds Mill | Onyx Asset Services Group | Ellington, CT | ISO New England (ISNE) | 2.8 GWh | Feb 2024 | Dec 2024 | Solar |
| North Troy | Onyx Asset Services Group | Troy, NY | New York Independent System Operator (NYIS) | 507.0 MWh | Sep 2024 | Dec 2024 | Solar |
| Winchendon Landfill Solar | Onyx Asset Services Group | Winchendon, MA | ISO New England (ISNE) | 2.8 GWh | Sep 2018 | Dec 2024 | Solar |
| APG Old Bayside | Onyx Asset Services Group | Aberdeen, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Sep 2018 | Dec 2024 | Solar |
| APG New Chesapeake | Onyx Asset Services Group | Aberdeen, MD | PJM Interconnection, LLC (PJM) | 4.1 GWh | Sep 2018 | Dec 2024 | Solar |
| Manchester Community College North | Onyx Asset Services Group | Great Path, CT | ISO New England (ISNE) | 1.5 GWh | Sep 2018 | Dec 2024 | Solar |
| Manchester Community College East | Onyx Asset Services Group | Manchester, CT | ISO New England (ISNE) | 1.5 GWh | Sep 2018 | Dec 2024 | Solar |
| Jersey City DWP | Onyx Asset Services Group | Jersey City, NJ | PJM Interconnection, LLC (PJM) | 1.2 GWh | Nov 2019 | Dec 2024 | Solar |
| Pima Community College NW | Onyx Asset Services Group | Tucson, AZ | Tucson Electric Power (TEPC) | 3.0 GWh | Mar 2019 | Dec 2024 | Solar |
| Broadalbin | Onyx Asset Services Group | Broadalbin, NY | New York Independent System Operator (NYIS) | 3.2 GWh | Mar 2018 | Dec 2024 | Solar |
| Onyx - Lamphear Road CSG | Onyx Asset Services Group | Rome, NY | New York Independent System Operator (NYIS) | 2.7 GWh | Sep 2016 | Dec 2024 | Solar |
| Middle Daisy | Onyx Asset Services Group | Lovington, NM | Southwest Power Pool (SWPP) | 13.3 GWh | Oct 2017 | Dec 2024 | Solar |
| Onyx - Allen Harim | Onyx Asset Services Group | Harbeson, DE | PJM Interconnection, LLC (PJM) | 1.9 GWh | Mar 2017 | Dec 2024 | Solar |
| Johnstown | Onyx Asset Services Group | Johnstown, NY | New York Independent System Operator (NYIS) | 3.1 GWh | Mar 2018 | Dec 2024 | Solar |
| Amsterdam North | Onyx Asset Services Group | Amsterdam, NY | New York Independent System Operator (NYIS) | 3.4 GWh | Mar 2018 | Dec 2024 | Solar |
| Sharon Springs | Onyx Asset Services Group | Sharon Springs, NY | New York Independent System Operator (NYIS) | 3.4 GWh | Apr 2018 | Dec 2024 | Solar |
| SeaWorld Aquatica | Onyx Asset Services Group | Chula Vista, CA | California Independent System Operator (CISO) | 1.9 GWh | Apr 2018 | Dec 2024 | Solar |
| Amsterdam South | Onyx Asset Services Group | Amsterdam, NY | New York Independent System Operator (NYIS) | 3.4 GWh | Mar 2018 | Dec 2024 | Solar |
| Duanesburg | Onyx Asset Services Group | Duanesburg, NY | New York Independent System Operator (NYIS) | 3.3 GWh | Mar 2018 | Dec 2024 | Solar |
| Barrett Farm Solar - Phase I | Onyx Asset Services Group | Thompson, CT | ISO New England (ISNE) | 2.7 GWh | Sep 2017 | Dec 2024 | Solar |
| Onyx - Brockton Thatcher Landfill Solar | Onyx Asset Services Group | Brockton, MA | ISO New England (ISNE) | 5.1 GWh | Oct 2017 | Dec 2024 | Solar |
| Onyx - Pembroke Landfill Solar | Onyx Asset Services Group | Pembroke, MA | ISO New England (ISNE) | 3.3 GWh | Nov 2017 | Dec 2024 | Solar |
| Onyx - Saratoga Springs Landfill Solar C | Onyx Asset Services Group | Saratoga Springs, NY | New York Independent System Operator (NYIS) | 2.5 GWh | Oct 2017 | Dec 2024 | Solar |
| Whitegrass No. 1 | Open Mountain Energy LLC. | Yerington, NV | Nevada Power Company (NEVP) | 17.7 GWh | Sep 2018 | Dec 2024 | Geothermal |
| Mayberry Solar LLC | Oppidum Renewables USA, LLC | Mt. Airy, NC | Duke Energy Carolinas (DUK) | 1.4 GWh | Sep 2011 | Dec 2024 | Solar |
| Yadkinville Solar | Oppidum Renewables USA, LLC | Yadkinville, NC | Duke Energy Carolinas (DUK) | 4.5 GWh | Nov 2015 | Dec 2024 | Solar |
| Battleboro Farm | Oppidum Renewables USA, LLC | South Whitakers, NC | PJM Interconnection, LLC (PJM) | 8.0 GWh | Nov 2015 | Dec 2024 | Solar |
| Wadesboro Solar | Oppidum Renewables USA, LLC | Wadesboro, NC | Duke Energy Progress East (CPLE) | 8.9 GWh | Nov 2017 | Dec 2024 | Solar |
| Bedford Solar (Oppidum) | Oppidum Renewables USA, LLC | Bedford, VA | PJM Interconnection, LLC (PJM) | 4.6 GWh | Nov 2017 | Dec 2024 | Solar |
| Tolson Solar | Oppidum Renewables USA, LLC | Tarboro, NC | PJM Interconnection, LLC (PJM) | 4.1 GWh | Nov 2015 | Dec 2024 | Solar |
| Gamble Solar | Oppidum Renewables USA, LLC | Bostic, NC | Duke Energy Carolinas (DUK) | 5.8 GWh | Nov 2019 | Dec 2024 | Solar |
| Salisbury Solar | Oppidum Renewables USA, LLC | Salisbury, NC | Duke Energy Carolinas (DUK) | 7.6 GWh | Jul 2018 | Dec 2024 | Solar |
| Cirrus Solar LLC | Oppidum Renewables USA, LLC | Bunn, NC | Duke Energy Carolinas (DUK) | 6.4 GWh | Nov 2014 | Dec 2024 | Solar |
| Montgomery Solar LLC | Oppidum Renewables USA, LLC | Biscoe, NC | Duke Energy Carolinas (DUK) | 34.4 GWh | Nov 2015 | Dec 2024 | Solar |
| Gates Solar LLC | Oppidum Renewables USA, LLC | Eure, NC | PJM Interconnection, LLC (PJM) | 7.6 GWh | Nov 2015 | Dec 2024 | Solar |
| Rockwell Solar LLC | Oppidum Renewables USA, LLC | Rockwell, NC | Duke Energy Carolinas (DUK) | 4.5 GWh | Nov 2014 | Dec 2024 | Solar |
| Chocowinity Solar LLC | Oppidum Renewables USA, LLC | Chocowinity, NC | Duke Energy Carolinas (DUK) | 6.6 GWh | Nov 2014 | Dec 2024 | Solar |
| Progress Solar 1, LLC | Oppidum Renewables USA, LLC | Bunn, NC | Duke Energy Progress East (CPLE) | 3.7 GWh | Sep 2012 | Dec 2024 | Solar |
| Progress Solar II, LLC | Oppidum Renewables USA, LLC | Fairmont, NC | Duke Energy Progress East (CPLE) | 5.2 GWh | Oct 2012 | Dec 2024 | Solar |
| Sandy Cross Solar, LLC | Oppidum Renewables USA, LLC | Elm City, NC | Duke Energy Progress East (CPLE) | 1.3 GWh | Apr 2012 | Dec 2024 | Solar |
| Ararat Rock Solar, LLC | Oppidum Renewables USA, LLC | Mount Airy, NC | Duke Energy Carolinas (DUK) | 5.2 GWh | Aug 2012 | Dec 2024 | Solar |
| Progress Solar III, LLC | Oppidum Renewables USA, LLC | Maxton, NC | Duke Energy Progress East (CPLE) | 5.8 GWh | Oct 2012 | Dec 2024 | Solar |
| Optimum Wind 3 LLC | Optimum Wind 3 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.4 GWh | Feb 2017 | Dec 2024 | Wind |
| Optimum Wind 4 LLC | Optimum Wind 4 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.5 GWh | Feb 2017 | Dec 2024 | Wind |
| Optimum Wind 5 LLC | Optimum Wind 5 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 9.0 GWh | Feb 2017 | Dec 2024 | Wind |
| Optimum Wind 6 LLC | Optimum Wind 6 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.7 GWh | Feb 2017 | Dec 2024 | Wind |
| Optimum Wind 7 LLC | Optimum Wind 7 LLC | Nevada, IA | Midcontinent Independent System Operator, Inc. (MISO) | 11.0 GWh | Feb 2017 | Dec 2024 | Wind |
| OR Solar 2, LLC | OR Solar 2, LLC | Eagle Point, OR | PacifiCorp West (PACW) | 12.7 GWh | Sep 2020 | Dec 2024 | Solar |
| 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% |
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 |