Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Packwood | Energy Northwest | Packwood, WA | Bonneville Power Administration (BPAT) | 63.0 GWh | Mar 1964 | Dec 2024 | Water |
| Cane Creek | Cane Creek Solar, LLC | Pachuta, MS | Southern Company Services, Inc. - Trans (SOCO) | 174.0 GWh | Mar 2024 | Sep 2025 | Solar |
| Santa Rosa Energy Center | Santa Rosa Energy Center LLC | Pace, FL | Florida Power & Light Co. (FPL) | 1.1 TWh | May 2003 | Sep 2025 | Natural Gas |
| Pea Ridge | Florida Power & Light Co | Pace, FL | Florida Power & Light Co. (FPL) | 88.2 GWh | Mar 1998 | Dec 2024 | Natural Gas |
| White Mesa Wind | White Mesa Wind, LLC | Ozona, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.8 TWh | Sep 2021 | Sep 2025 | Wind |
| Arkansas Valley | Today's Power, Inc. | Ozark, AR | Southwestern Power Administration (SPA) | 2.3 GWh | Nov 2023 | Dec 2024 | Solar |
| Ozark | USCE-Little Rock District | Ozark, AR | Southwestern Power Administration (SPA) | 314.7 GWh | Oct 1972 | Dec 2024 | Water |
| Thomas Fitzhugh | Arkansas Electric Coop Corp | Ozark, AR | Southwest Power Pool (SWPP) | 484.4 GWh | Apr 1963 | Dec 2024 | Natural Gas |
| Spectrum Solar Hybrid | Spectrum Solar LLC | Oxon Hill, MD | PJM Interconnection, LLC (PJM) | 10.7 GWh | Nov 2023 | Dec 2024 | Solar |
| IGS OXR1 | Greenbacker Renewable Energy Corporation | Oxnard, CA | California Independent System Operator (CISO) | 2.1 GWh | Jul 2024 | Dec 2024 | Solar |
| Ormond Beach | Ormond Beach Power, LLC | Oxnard, CA | California Independent System Operator (CISO) | 43.1 GWh | Jul 1971 | Aug 2025 | Natural Gas |
| McGrath Peaker | Southern California Edison Co | Oxnard, CA | California Independent System Operator (CISO) | 7.4 GWh | Oct 2012 | Dec 2024 | Natural Gas |
| E F Oxnard Energy Facility | EF Oxnard, LLC | Oxnard, CA | California Independent System Operator (CISO) | 4.3 GWh | May 1990 | Sep 2025 | Natural Gas |
| Oxnard Wastewater Treatment Plant | Oxnard City of | Oxnard, CA | California Independent System Operator (CISO) | 4.2 GWh | Jul 1981 | Sep 2025 | Other Biomass Gas : 95.1% Natural Gas : 4.9% |
| Oxnard | Procter&Gamble Paper Products Co-Oxnard | Oxnard, CA | California Independent System Operator (CISO) | 479.4 GWh | Jun 1982 | Sep 2025 | Natural Gas |
| SunEdison Procter & Gamble Oxnard | SunE U6 Holdings LLC | Oxnard, CA | California Independent System Operator (CISO) | 1.6 GWh | Sep 2009 | Dec 2024 | Solar |
| Oxnard Paper Mill | New-Indy, Oxnard LLC | Oxnard, CA | California Independent System Operator (CISO) | 133.9 GWh | Feb 1986 | Sep 2025 | Natural Gas |
| Peake Road | Strata Manager, LLC | Oxford, NC | Duke Energy Progress East (CPLE) | 9.4 GWh | May 2019 | 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 |
| BRE NC Solar 3 | Pine Gate Renewables | Oxford, NC | Duke Energy Progress East (CPLE) | 10.0 GWh | Nov 2021 | Dec 2024 | Solar |
| Currin Solar, LLC | Cypress Creek Renewables | Oxford, NC | Duke Energy Carolinas (DUK) | 6.6 GWh | Nov 2015 | Dec 2024 | Solar |
| Meriwether Farm | Strata Manager, LLC | Oxford, NC | Duke Energy Progress East (CPLE) | 8.5 GWh | Aug 2016 | Dec 2024 | Solar |
| Roxboro Solar Farm, LLC | Cypress Creek Renewables | Oxford, NC | Duke Energy Progress East (CPLE) | 8.3 GWh | Nov 2015 | Dec 2024 | Solar |
| Cornwall Solar Center, LLC | SRE Utility Solar 1, LLC | Oxford, NC | Duke Energy Progress East (CPLE) | 7.8 GWh | Sep 2016 | Dec 2024 | Solar |
| Crestwood Solar Center LLC | SRE Utility Solar 1, LLC | Oxford, NC | Duke Energy Progress East (CPLE) | 6.9 GWh | Mar 2016 | Dec 2024 | Solar |
| BRE | SRE Utility Solar 1, LLC | Oxford, NC | Duke Energy Carolinas (DUK) | 8.5 GWh | Nov 2015 | Dec 2024 | Solar |
| WC Landfill Energy LLC | MN8 Energy LLC | Oxford, NJ | PJM Interconnection, LLC (PJM) | 1.4 GWh | Oct 2006 | Dec 2024 | Solar |
| Oxford (NE) | Village of Oxford - (NE) | Oxford, NE | Southwest Power Pool (SWPP) | 27.0 MWh | Jul 1953 | Dec 2024 | Natural Gas : 89.8% Distillate Fuel Oil : 10.2% |
| Oxford | CVI CleanCapital Solar 6 | Oxford, MA | ISO New England (ISNE) | 4.2 GWh | Jun 2014 | Dec 2024 | Solar |
| Barrett PV | MN8 Energy LLC | Oxford, MA | ISO New England (ISNE) | 19.5 GWh | Oct 2016 | Dec 2024 | Solar |
| Oxford Solar | Citizens Enterprises Corporation | Oxford, MA | ISO New England (ISNE) | 6.3 GWh | Jan 2020 | Dec 2024 | Solar |
| Seaboard Oxford, LLC | Navisun LLC | Oxford, MA | ISO New England (ISNE) | 2.7 GWh | Jul 2020 | Dec 2024 | Solar |
| Joe Jenny | AMP MA Joe Jenny | Oxford, MA | ISO New England (ISNE) | 2.4 GWh | Apr 2018 | Dec 2024 | Solar |
| Oxford PV - BD Solar Oxford LLC | BD Solar Oxford LLC | Oxford, ME | ISO New England (ISNE) | 14.7 GWh | May 2021 | Dec 2024 | Solar |
| Oxford (KS) | City of Oxford - (KS) | Oxford, KS | Southwest Power Pool (SWPP) | 10.0 MWh | Jun 1999 | Dec 2024 | Distillate Fuel Oil |
| CPV Towantic Energy Center | CPV Towantic, LLC | Oxford, CT | ISO New England (ISNE) | 5.2 TWh | Apr 2018 | Sep 2025 | Natural Gas |
| Oxbow (OR) | Idaho Power Co | Oxbow, OR | Idaho Power Company (IPCO) | 965.3 GWh | Jun 1961 | Dec 2024 | Water |
| Hells Canyon | Idaho Power Co | Oxbow, OR | Idaho Power Company (IPCO) | 1.9 TWh | Sep 1967 | Dec 2024 | Water |
| Midcontinent Solar, LLC | Midcontinent Solar, LLC | Owosso, MI | Midcontinent Independent System Operator, Inc. (MISO) | 36.8 GWh | Sep 2023 | Dec 2024 | Solar |
| Lyons Road | Lyons Road Solar, LLC | Owosso, MI | Midcontinent Independent System Operator, Inc. (MISO) | 40.5 GWh | Dec 2021 | Dec 2024 | Solar |
| Pine Tree Solar Project | Los Angeles Department of Water & Power | Owenyo, CA | Los Angeles Department of Water and Power (LDWP) | 7.2 GWh | Feb 2013 | Dec 2024 | Solar |
| Gibson | Duke Energy Indiana, LLC | Owensville, IN | Midcontinent Independent System Operator, Inc. (MISO) | 10.2 TWh | Mar 1975 | Sep 2025 | Bituminous Coal : 99.6% |
| Tioga Solar North(CSG) | 237 State Route 96 Site 1, LLC | Owego, NY | New York Independent System Operator (NYIS) | 6.1 GWh | Oct 2021 | Dec 2024 | Solar |
| Tioga Solar South(CSG) | 237 State Route 96 Site 2, LLC | Owego, NY | New York Independent System Operator (NYIS) | 6.1 GWh | Oct 2021 | Dec 2024 | Solar |
| Day Hollow Road Community Solar | Delaware River Solar, LLC | Owego, NY | New York Independent System Operator (NYIS) | 6.4 GWh | Dec 2023 | Dec 2024 | Solar |
| Cafferty Hill Solar | Generate Capital | Owego, NY | New York Independent System Operator (NYIS) | 8.3 GWh | Feb 2022 | Dec 2024 | Solar |
| Gaskill Rd Community Solar Farm CSG | Scale Sustainable I, LLC | Owego, NY | New York Independent System Operator (NYIS) | 5.6 GWh | Nov 2019 | Dec 2024 | Solar |
| RJC CSG, LLC | Madison Energy Holdings LLC | Owatonna,, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | May 2021 | Dec 2024 | Solar |
| Owatonna | City of Owatonna - (MN) | Owatonna, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.4 GWh | Mar 1982 | Dec 2023 | Natural Gas |
| RJC I CSG | RJC I CSG LLC | Owatonna, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Jun 2018 | Dec 2024 | Solar |
| RJC II Community Solar Garden | RJC II CSG LLC | Owatonna, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | May 2018 | Dec 2024 | Solar |
| 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 |
| Lemond Solar | Adapture Renewables, Inc. | Owatonna, MN | Midcontinent Independent System Operator, Inc. (MISO) | 9.1 GWh | May 2017 | Dec 2024 | Solar |
| USS Bush Solar LLC CSG | United States Solar Corporation | Owatonna, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Sep 2020 | Dec 2024 | Solar |
| Ottumwa | Interstate Power and Light Co | Ottumwa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 TWh | Apr 1981 | Sep 2025 | Subbituminous Coal : 99.7% |
| Ottumwa City of | Ottumwa City of | Ottumwa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | Jul 1931 | Apr 2024 | Water |
| True North Solar, LLC | Avangrid Power LLC | Otto, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 477.0 GWh | Nov 2024 | Sep 2025 | Solar |
| Whirlpool Corporation - Ottawa Wind Farm | OEE XXIV LLC | Ottawa, OH | PJM Interconnection, LLC (PJM) | 1.9 GWh | Dec 2017 | Dec 2024 | Wind |
| Ottawa | City of Ottawa - (KS) | Ottawa, KS | Southwest Power Pool (SWPP) | 689.0 MWh | Nov 1958 | Dec 2024 | Natural Gas : 74.5% Distillate Fuel Oil : 25.5% |
| Dayton Hydro | Eagle Creek Renewable Energy, LLC | Ottawa, IL | Midcontinent Independent System Operator, Inc. (MISO) | 15.6 GWh | Dec 1924 | Dec 2024 | Water |
| Otsego Mill Power Plant | Otsego Paper Inc | Otsego, MI | Midcontinent Independent System Operator, Inc. (MISO) | 165.5 GWh | Oct 1995 | Dec 2024 | Natural Gas |
| Nutting Ridge Solar, LLC | REA Investments, LLC | Otisfield, ME | ISO New England (ISNE) | 6.2 GWh | May 2023 | Dec 2024 | Solar |
| Town of Otis Wind Energy Project | Town of Otis | Otis, MA | ISO New England (ISNE) | 2.8 GWh | Feb 2018 | Dec 2023 | Wind |
| MA Military Reservation Wind Project | Air Force Civil Engineer Center | Otis ANG Base Bourne, MA | ISO New England (ISNE) | 9.7 GWh | Nov 2009 | Dec 2024 | Wind |
| Lundgren Wind Project | MidAmerican Energy Co | Otho, IA | Midcontinent Independent System Operator, Inc. (MISO) | 804.2 GWh | Jul 2014 | Dec 2024 | Wind |
| Russell D Smith | Columbia Basin Hydropower | Othello, WA | Bonneville Power Administration (BPAT) | 13.4 GWh | Aug 1982 | Sep 2024 | Water |
| Sithe Independence Station | Sithe/Independence LLC | Oswego, NY | New York Independent System Operator (NYIS) | 6.1 TWh | Jul 1994 | Sep 2025 | Natural Gas |
| Varick | Erie Boulevard Hydropower LP | Oswego, NY | New York Independent System Operator (NYIS) | 22.2 GWh | Dec 1925 | Dec 2024 | Water |
| High Dam | Oswego City of | Oswego, NY | New York Independent System Operator (NYIS) | 25.6 GWh | Jul 1928 | Dec 2024 | Water |
| Oswego Harbor Power | Oswego Harbor Power | Oswego, NY | New York Independent System Operator (NYIS) | 91.0 GWh | May 1975 | Aug 2025 | Residual Fuel Oil : 99.5% |
| Indeck Oswego Energy Center | Indeck-Oswego Ltd Partnership | Oswego, NY | New York Independent System Operator (NYIS) | 49.8 GWh | May 1990 | Dec 2024 | Natural Gas |
| Summit - Oswego | MN8 Energy LLC | Oswego, NY | New York Independent System Operator (NYIS) | 4.0 GWh | May 2023 | Dec 2024 | Solar |
| Oswego | NY USLE Oswego SR104 LLC | Oswego, NY | New York Independent System Operator (NYIS) | 7.1 GWh | Aug 2023 | Dec 2024 | Solar |
| SSC Oswego II LLC | Reactivate | Oswego, NY | New York Independent System Operator (NYIS) | 4.4 GWh | Oct 2024 | Dec 2024 | Solar |
| Onondaga County- Clearwater | Tesla Inc. | Oswego, NY | ISO New England (ISNE) | 2.8 GWh | Jun 2017 | Dec 2024 | Solar |
| Browns Falls | Erie Boulevard Hydropower LP | Oswegatchie, NY | New York Independent System Operator (NYIS) | 45.3 GWh | Dec 1922 | Dec 2024 | Water |
| Eel Weir | Erie Boulevard Hydropower LP | Oswegatchie, NY | New York Independent System Operator (NYIS) | 9.8 GWh | Dec 1927 | Dec 2024 | Water |
| Ruler Solar Partners (CSG) | Ruler Solar Partners, LLC | Oswegatchie, NY | New York Independent System Operator (NYIS) | 9.1 GWh | Jul 2023 | Dec 2024 | Solar |
| Royal Solar Partners (CSG) | Royal Solar Partners, LLC | Oswegatchie, NY | New York Independent System Operator (NYIS) | 9.4 GWh | Jul 2023 | Dec 2024 | Solar |
| Langdon Wind II LLC | FPL Energy Langdon Wind LLC | Osnabrock, ND | Midcontinent Independent System Operator, Inc. (MISO) | 170.9 GWh | Aug 2008 | Dec 2024 | Wind |
| Oskaloosa | Today's Power, Inc. | Oskaloosa, KS | Southwest Power Pool (SWPP) | 2.4 GWh | Apr 2021 | Dec 2024 | Solar |
| Winnebago County Landfill Gas | Winnebago County | Oshkosh, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.8 GWh | Jan 2000 | Dec 2024 | Landfill Gas |
| Loud | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 16.7 GWh | Dec 1912 | Dec 2024 | Water |
| Foote | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 27.1 GWh | Dec 1917 | Dec 2024 | Water |
| Five Channels | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 23.2 GWh | Dec 1911 | Dec 2024 | Water |
| Cooke | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 24.9 GWh | Dec 1910 | Dec 2024 | Water |
| Polk County Renewables, LLC | Polk County Renewables, LLC | Osceola, NE | Southwest Power Pool (SWPP) | 11.6 GWh | Nov 2018 | Dec 2024 | Wind |
| Plum Point Energy Station | NRG Energy Services - Plum Point | Osceola, AR | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 TWh | Aug 2010 | Sep 2025 | Subbituminous Coal : 99.9% |
| Driver Solar | Entergy Arkansas LLC | Osceola, AR | Midcontinent Independent System Operator, Inc. (MISO) | 386.6 GWh | Oct 2024 | Sep 2025 | Solar |
| Osborne | City of Osborne - (KS) | Osborne, KS | Southwest Power Pool (SWPP) | 15.7 MWh | May 1957 | Dec 2024 | Distillate Fuel Oil : 80.6% Natural Gas : 19.4% |
| Osawatomie City of | City of Osawatomie - (KS) | Osawatomie, KS | Southwest Power Pool (SWPP) | 10.0 MWh | Sep 1950 | Dec 2023 | Distillate Fuel Oil |
| Osawatomie Power Plant South Sub | City of Osawatomie - (KS) | Osawatomie, KS | Southwest Power Pool (SWPP) | 30.0 MWh | Feb 2017 | Dec 2024 | Distillate Fuel Oil |
| Osawatomie Power Plant North Sub | City of Osawatomie - (KS) | Osawatomie, KS | Southwest Power Pool (SWPP) | 27.0 MWh | Apr 2018 | Dec 2024 | Distillate Fuel Oil |
| Osawatomie Solar | Evergy Kansas Central, Inc | Osawatomie, KS | Southwest Power Pool (SWPP) | 473.0 MWh | Nov 2024 | Dec 2024 | Solar |
| Novel OYA of Osakis CSG | NRG MN Community LLC | Osakis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.8 GWh | Jun 2018 | Dec 2024 | Solar |
| FastSun 13 CSG | Altus Power America Management, LLC | Osakis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Nov 2019 | Dec 2024 | Solar |
| Douglas Todd Community Solar One LLC CSG | Madison Energy Holdings LLC | Osakis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Nov 2019 | Dec 2024 | Solar |
| Novel Herickhoff Solar CSG | REA Investments, LLC | Osakis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.4 GWh | Mar 2020 | Dec 2024 | Solar |
| Osage (IA) | City of Osage - (IA) | Osage, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.6 GWh | Aug 1963 | Dec 2024 | Wind : 81.2% Solar : 18.8% |
| Maple City | Greenbacker Renewable Energy Corporation | Osage Township, IA | Associated Electric Cooperative, Inc. (AECI) | 3.1 GWh | Nov 2022 | 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 |