Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Mammoth Plains | Mammoth Plains Wind Project | Oakwood, OK | Southwest Power Pool (SWPP) | 719.9 GWh | Nov 2014 | Dec 2024 | Wind |
| Hills Creek | USACE Northwestern Division | Oakridge, OR | Bonneville Power Administration (BPAT) | 119.8 GWh | Jan 1962 | Dec 2024 | Water |
| Western Plains Wind | Western Plains Wind, LLC | Oakley, KS | Southwest Power Pool (SWPP) | 12.2 GWh | Sep 2021 | Dec 2024 | Wind |
| California PV Energy at ISD WWTP | California PV Energy LLC | Oakley, CA | California Independent System Operator (CISO) | 2.0 GWh | Jul 2014 | Dec 2024 | Solar |
| Oakley Solar Project | Oakley Solar Project LLC | Oakley, CA | California Independent System Operator (CISO) | 1.9 GWh | May 2013 | Dec 2024 | Solar |
| CSD 2- Freedom High | CleanCapital Holdings | Oakley, CA | California Independent System Operator (CISO) | 1.4 GWh | Jul 2013 | Dec 2024 | Solar |
| Fair Wind | Fair Wind Power Partners, LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 83.9 GWh | Oct 2015 | Feb 2026 | Wind |
| Garrett County - DPU Treatment Plant | Tesla Inc. | Oakland, MD | PJM Interconnection, LLC (PJM) | 1.7 GWh | Apr 2017 | Dec 2024 | Solar |
| Deep Creek | BP Piney & Deep Creek LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 17.1 GWh | Jun 1925 | Dec 2024 | Water |
| Roth Rock North Wind Farm, LLC | Roth Rock Wind Farm LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 25.5 GWh | Jul 2011 | Feb 2026 | Wind |
| Criterion | Criterion Power Partners LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 252.3 GWh | Nov 2010 | Feb 2026 | Wind |
| Roth Rock Wind Farm LLC | Roth Rock Wind Farm LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 102.1 GWh | Jul 2011 | Feb 2026 | Wind |
| Messalonskee 2 (Oakland) | Messalonskee Stream Hydro LLC | Oakland, ME | ISO New England (ISNE) | 10.8 GWh | Dec 1923 | Dec 2024 | Water |
| Messalonskee 3 | Messalonskee Stream Hydro LLC | Oakland, ME | ISO New England (ISNE) | 6.5 GWh | Dec 1917 | Dec 2024 | Water |
| Solar Mule, LLC | Solar Mule, LLC | Oakland, ME | ISO New England (ISNE) | 2.0 GWh | Aug 2017 | Dec 2024 | Solar |
| North Bridgton | Nautilus Solar Solutions | Oakland, ME | ISO New England (ISNE) | 8.4 GWh | Oct 2022 | Dec 2024 | Solar |
| Oakland | Nautilus Solar Solutions | Oakland, ME | ISO New England (ISNE) | 9.0 GWh | Aug 2022 | Dec 2024 | Solar |
| Dynegy Oakland Power Plant | Dynegy Oakland, LLC | Oakland, CA | California Independent System Operator (CISO) | 1.5 GWh | Oct 1978 | Feb 2026 | Jet Fuel |
| WWTP Power Generation Station | East Bay Municipal Util Dist | Oakland, CA | California Independent System Operator (CISO) | 30.5 GWh | Jul 1985 | Feb 2026 | Other Biomass Gas : 99.0% Distillate Fuel Oil : 1.0% |
| 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 |
| US Gypsum Oakfield | U S Gypsum Co | Oakfield, NY | New York Independent System Operator (NYIS) | 1.3 GWh | Mar 1986 | Dec 2024 | Natural Gas |
| Palouse | Onward Energy | Oakesdale, WA | Avista Corporation (AVA) | 325.9 GWh | Nov 2012 | Dec 2024 | Wind |
| Robert O Schulz Solar Farm | South San Joaquin Irr District | Oakdale, CA | California Independent System Operator (CISO) | 2.1 GWh | Apr 2008 | Dec 2024 | Solar |
| Frankenheimer Power Plant | Turlock Irrigation District | Oakdale, CA | California Independent System Operator (CISO) | 12.6 GWh | Feb 1983 | Oct 2024 | Water |
| Fisher Solar Farm - NC | Strata Manager, LLC | Oakboro, NC | Duke Energy Carolinas (DUK) | 9.1 GWh | Sep 2015 | Dec 2024 | Solar |
| Oak Ridge Solar | AES Clean Energy | Oak Ridge, LA | Midcontinent Independent System Operator, Inc. (MISO) | 406.9 GWh | Nov 2023 | Feb 2026 | Solar |
| Allen S King | Northern States Power Co - Minnesota | Oak Park Heights, MN | Midcontinent Independent System Operator, Inc. (MISO) | 718.4 GWh | Feb 1958 | Feb 2026 | Subbituminous Coal : 99.4% |
| Davis Besse | Energy Harbor Nuclear Generation LLC | Oak Harbor, OH | PJM Interconnection, LLC (PJM) | 7.8 TWh | Oct 1977 | Feb 2026 | Nuclear |
| Eastern Shore Solar, LLC | Dominion Renewable Energy | Oak Hall, VA | PJM Interconnection, LLC (PJM) | 158.2 GWh | Sep 2016 | Feb 2026 | Solar |
| IKEA Oak Creek Rooftop PV System | IKEA Property Inc | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.4 GWh | May 2018 | Dec 2024 | Solar |
| South Oak Creek | Wisconsin Electric Power Co | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 TWh | Nov 1959 | Feb 2026 | Subbituminous Coal : 99.5% |
| Elm Road Generating Station | Wisconsin Electric Power Co | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.2 TWh | Jan 2010 | Feb 2026 | Subbituminous Coal : 80.6% Bituminous Coal : 16.4% Natural Gas : 3.0% |
| MMSD South Shore Wastewater | Milwaukee Metro Sewerage Dist | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 26.3 GWh | Jul 2000 | Dec 2024 | Other Biomass Gas : 88.7% Natural Gas : 11.3% |
| Oak Bluffs Diesel Generating Facility | Vineyard Reliability LLC | Oak Bluffs, MA | ISO New England (ISNE) | 2.1 GWh | Dec 1968 | Dec 2024 | Distillate Fuel Oil |
| Grande Prairie Wind Farm | BHE Renewables, LLC | O'Neill, NE | Southwest Power Pool (SWPP) | 1.3 TWh | Nov 2016 | Feb 2026 | Wind |
| O'Fallon Renewable Energy Center | Union Electric Co - (MO) | O'Fallon, MO | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Nov 2014 | Dec 2024 | Solar |
| Stephens Ranch Wind Energy LLC | Stephens Ranch Wind Energy LLC | O'Donnell, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 906.0 GWh | Nov 2014 | Feb 2026 | Wind |
| Bull Creek Wind | Bull Creek Wind LLC | O'Donnell, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 265.2 GWh | Nov 2008 | Dec 2024 | Wind |
| Hildreth Solar Power Plant | Duke Energy Florida, LLC | O'Brien, FL | Duke Energy Florida, Inc. (FPC) | 184.1 GWh | Feb 2023 | Feb 2026 | Solar |
| Thunderegg Solar Center, LLC | Cypress Creek Renewables | Nyssa, OR | Idaho Power Company (IPCO) | 20.1 GWh | Oct 2016 | Feb 2026 | Solar |
| Open Range Solar Center, LLC | Cypress Creek Renewables | Nyssa, OR | Idaho Power Company (IPCO) | 21.6 GWh | Aug 2016 | Feb 2026 | Solar |
| Owyhee Dam Power Project | Owyhee Irrigation District | Nyssa, OR | Idaho Power Company (IPCO) | 27.6 GWh | Jul 1985 | Oct 2024 | Water |
| Michell Butte Power Project | Owyhee Irrigation District | Nyssa, OR | Idaho Power Company (IPCO) | 5.3 GWh | Apr 1989 | Oct 2024 | Water |
| Tunnel 1 Power Project | Owyhee Irrigation District | Nyssa, OR | Idaho Power Company (IPCO) | 22.4 GWh | May 1993 | Oct 2024 | Water |
| Hoffmann LaRoche | PB Nutclif Master, LLC | Nutley, NJ | PJM Interconnection, LLC (PJM) | 50.0 GWh | Apr 2004 | Feb 2026 | Natural Gas : 98.8% Distillate Fuel Oil : 1.2% |
| Sam Rayburn | South Texas Electric Coop, Inc | Nursery, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 194.0 GWh | Feb 1963 | Dec 2024 | Natural Gas : 99.8% |
| NSB Nuiqsut Utility | North Slope Borough Power & Light | Nuiqsut, AK | 7.7 GWh | Aug 1999 | Dec 2024 | Natural Gas : 74.1% Distillate Fuel Oil : 25.9% | |
| Noxon Rapids | Avista Corp | Noxon, MT | Avista Corporation (AVA) | 1.3 TWh | Aug 1959 | Dec 2024 | Water |
| Mehoopany Wind Energy LLC | AE Power Services LLC | Noxen, PA | PJM Interconnection, LLC (PJM) | 265.0 GWh | Nov 2012 | Dec 2024 | Wind |
| Waste Mangement Redwood LFGTE | WM Renewable Energy LLC | Novato, CA | California Independent System Operator (CISO) | 13.1 GWh | Apr 2017 | Dec 2024 | Landfill Gas |
| Cottonwood Solar, LLC Cottonwood Carport | Onward Energy | Novato, CA | California Independent System Operator (CISO) | 1.8 GWh | Apr 2016 | Dec 2024 | Solar |
| Silveira Ranch Road Solar | Silveira Ranch Road Solar | Novato, CA | California Independent System Operator (CISO) | 4.1 GWh | Feb 2021 | Dec 2024 | Solar |
| University of Notre Dame | University of Notre Dame | Notre Dame, IN | PJM Interconnection, LLC (PJM) | 85.2 GWh | Jun 1952 | Feb 2026 | Natural Gas : 98.7% Distillate Fuel Oil : 1.3% |
| Hewittville Hydroelectric | Erie Boulevard Hydropower LP | Norwood, NY | New York Independent System Operator (NYIS) | 13.8 GWh | Aug 1984 | Dec 2024 | Water |
| Unionville Hydro Project 2499 NY | Erie Boulevard Hydropower LP | Norwood, NY | New York Independent System Operator (NYIS) | 13.3 GWh | Jun 1984 | Dec 2024 | Water |
| Norwood | Erie Boulevard Hydropower LP | Norwood, NY | New York Independent System Operator (NYIS) | 13.1 GWh | Dec 1927 | Dec 2024 | Water |
| BentonSun LLC | SunShare Management | Norwood Young America, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.5 GWh | Nov 2016 | Dec 2024 | Solar |
| West Waconia Solar | Enel Green Power NA, Inc. | Norwood Young America, MN | Midcontinent Independent System Operator, Inc. (MISO) | 15.6 GWh | Nov 2016 | Dec 2024 | Solar |
| Carver Gladden CSG | Minnesota Solar CSG 8, LLC | Norwood Young America, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.9 GWh | Mar 2018 | Dec 2024 | Solar |
| Norwich Solar and Energy Storage CSG | DG New York CS, LLC | Norwich, NY | New York Independent System Operator (NYIS) | 7.4 GWh | Aug 2021 | Dec 2024 | Solar |
| Tiffany | Nautilus Solar Solutions | Norwich, NY | New York Independent System Operator (NYIS) | 8.1 GWh | Nov 2022 | Dec 2024 | Solar |
| Tenth Street | City of Norwich - (CT) | Norwich, CT | ISO New England (ISNE) | 3.2 GWh | Apr 1967 | Sep 2024 | Water |
| LNG 1 & 2 | Connecticut Mun Elec Engy Coop | Norwich, CT | ISO New England (ISNE) | 494.0 MWh | Mar 2010 | Dec 2024 | Distillate Fuel Oil |
| Norwich WWTP | City of Norwich - (CT) | Norwich, CT | ISO New England (ISNE) | 1.0 MWh | Apr 2006 | Mar 2024 | Distillate Fuel Oil |
| CMEEC - Norwich Stott St Solar Hybrid | Tesla Inc. | Norwich, CT | ISO New England (ISNE) | 4.0 GWh | Nov 2016 | Dec 2024 | Solar |
| Conn Mun Electric Energy Coop | Tesla Inc. | Norwich, CT | ISO New England (ISNE) | 1.1 GWh | Nov 2016 | Dec 2024 | Solar |
| CMEEC - Rogers Rd Solar | Tesla Inc. | Norwich, CT | ISO New England (ISNE) | 875.0 MWh | Jan 2017 | Dec 2024 | Solar |
| Backus Microgrid Project | Connecticut Mun Elec Engy Coop | Norwich, CT | ISO New England (ISNE) | 653.0 MWh | Jul 2014 | Feb 2026 | Distillate Fuel Oil |
| Billerud Quinnesec Mill | Billerud Quinnesec Mill | Norway, MI | Midcontinent Independent System Operator, Inc. (MISO) | 293.6 GWh | Sep 1985 | Dec 2024 | Black Liquor : 67.8% Wood/Wood Waste Solids : 30.2% Natural Gas : 1.9% |
| Norway (MI) | City of Norway | Norway, MI | Midcontinent Independent System Operator, Inc. (MISO) | 27.3 GWh | May 1905 | Dec 2024 | Water |
| Center Hybrid | Southern California Edison Co | Norwalk, CA | California Independent System Operator (CISO) | 7.2 GWh | Aug 2007 | Dec 2024 | Natural Gas |
| Norton LLC | Greenbacker Renewable Energy Corporation | Norton, MA | ISO New England (ISNE) | 4.0 GWh | Aug 2020 | Apr 2024 | Solar |
| Norton | Madison Energy Holdings LLC | Norton, MA | ISO New England (ISNE) | 1.5 GWh | Feb 2023 | Dec 2024 | Solar |
| Norton Landfill Solar | Citizens Enterprises Corporation | Norton, MA | ISO New England (ISNE) | 2.4 GWh | Dec 2016 | Dec 2024 | Solar |
| Zena Solar | Zena Solar LLC | Northwest Salem, OR | Portland General Electric Company (PGE) | 9.0 MWh | Nov 2024 | Dec 2024 | Solar |
| Badger Wind, LLC | Badger Wind , LLC | Northwest McIntosh, ND | Midcontinent Independent System Operator, Inc. (MISO) | 134.4 GWh | - | Feb 2026 | Wind |
| GRS Arbor Hills | Gas Recovery Systems Inc | Northville, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.2 GWh | May 1996 | Jan 2026 | Landfill Gas |
| Fort Miller Hydroelectric Facility | Fort Miller Associates | Northumberland, NY | New York Independent System Operator (NYIS) | 14.8 GWh | Nov 1984 | Dec 2024 | Water |
| 8500 Balboa PV, LLC | 8500 Balboa PV, LLC | Northridge, CA | Los Angeles Department of Water and Power (LDWP) | 3.6 GWh | Jan 2022 | Dec 2024 | Solar |
| CSU Northridge Plant | California State University, Northridge | Northridge, CA | Los Angeles Department of Water and Power (LDWP) | 865.0 MWh | Nov 2001 | Dec 2024 | Solar |
| Sheep Creek Hydro | Sheep Creek Hydro Inc | Northport, WA | Avista Corporation (AVA) | 7.8 GWh | May 1986 | Dec 2024 | Water |
| Northport | National Grid Generation LLC | Northport, NY | New York Independent System Operator (NYIS) | 4.5 TWh | Feb 1967 | Feb 2026 | Natural Gas : 88.9% Residual Fuel Oil : 11.1% |
| Bankhead Dam | Alabama Power Co | Northport, AL | Southern Company Services, Inc. - Trans (SOCO) | 107.8 GWh | Jun 1963 | Dec 2024 | Water |
| ER Bone Hill Solar, LLC | Greenbacker Renewable Energy Corporation | Northfield, VT | ISO New England (ISNE) | 1.9 GWh | Aug 2022 | Dec 2024 | Solar |
| Chub Garden Solar | Chub Garden LLC | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Feb 2020 | Dec 2024 | Solar |
| USS Hubers Solar LLC CSG | United States Solar Corporation | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Dec 2020 | Dec 2024 | Solar |
| Lyman Garden | Excelsior Energy Capital | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Oct 2020 | Dec 2024 | Solar |
| Union Garden | Excelsior Energy Capital | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Feb 2021 | Dec 2024 | Solar |
| St. Olaf Wind Turbine | St. Olaf College | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Aug 2006 | Dec 2024 | Wind |
| St. Olaf StandBy Generators | St. Olaf College | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 31.0 MWh | May 1999 | Dec 2024 | Distillate Fuel Oil |
| Northfield Holdco CSG | Northfield Holdco LLC | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.2 GWh | Nov 2017 | Dec 2024 | Solar |
| Dundas Solar Holdings LLC CSG | Altus Power America Management, LLC | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.2 GWh | Feb 2018 | Feb 2026 | Solar |
| Hyacinth Solar, LLC | National Grid Renewables | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Sep 2020 | Dec 2024 | Solar |
| Northfield Solar CSG | Altus Power America Management, LLC | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 9.3 GWh | Jun 2020 | Dec 2024 | Solar |
| Northfield Community Solar | Northfield Community Solar | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.4 GWh | Nov 2016 | Dec 2024 | Solar |
| Carleton College | Carleton College | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.5 GWh | Aug 2004 | Dec 2024 | Wind : 99.8% |
| NFM Solar Power LLC | FirstLight Power Resources, Inc. - MA | Northfield, MA | ISO New England (ISNE) | 1.9 GWh | Feb 2012 | Dec 2024 | Solar |
| Lake Gas Recovery | WM Illinois Renewable Energy LLC | Northbrook, IL | PJM Interconnection, LLC (PJM) | 11.0 GWh | Jul 1993 | Dec 2024 | Landfill Gas |
| Syncarpha Puddon I Hybrid CSG | Syncarpha Puddon I, LLC | Northbridge, MA | ISO New England (ISNE) | 8.5 GWh | Feb 2021 | Dec 2024 | Solar |
| Syncarpha Puddon II Hybrid CSG | Syncarpha Puddon II, LLC | Northbridge, MA | ISO New England (ISNE) | 9.1 GWh | Feb 2021 | Dec 2024 | Solar |
Summary of Power Plants By State
Figures are based on February 2026 generation numbers.| State | Rank | Active Plants | Feb 2026 Generation |
|---|---|---|---|
| Alabama | # 10 | 77 | 10,522.92 GWh |
| Alaska | # 48 | 139 | 547.09 GWh |
| Arizona | # 16 | 185 | 7,875.02 GWh |
| Arkansas | # 25 | 114 | 5,134.19 GWh |
| California | # 5 | 1,679 | 13,090.02 GWh |
| Colorado | # 31 | 296 | 4,129.24 GWh |
| Connecticut | # 32 | 162 | 3,713.11 GWh |
| Delaware | # 49 | 33 | 489.00 GWh |
| District of Columbia | # 51 | 16 | 15.28 GWh |
| Florida | # 3 | 334 | 18,619.02 GWh |
| Georgia | # 8 | 248 | 10,834.93 GWh |
| Hawaii | # 47 | 70 | 669.33 GWh |
| Idaho | # 41 | 145 | 1,901.37 GWh |
| Illinois | # 4 | 380 | 14,875.53 GWh |
| Indiana | # 12 | 216 | 9,790.54 GWh |
| Iowa | # 19 | 291 | 6,378.25 GWh |
| Kansas | # 29 | 183 | 4,702.54 GWh |
| Kentucky | # 22 | 60 | 6,056.73 GWh |
| Louisiana | # 17 | 86 | 7,844.56 GWh |
| Maine | # 45 | 215 | 1,304.77 GWh |
| Maryland | # 38 | 203 | 3,022.33 GWh |
| Massachusetts | # 43 | 638 | 1,703.92 GWh |
| Michigan | # 11 | 269 | 9,944.77 GWh |
| Minnesota | # 28 | 764 | 4,707.75 GWh |
| Mississippi | # 23 | 57 | 5,592.62 GWh |
| Missouri | # 24 | 127 | 5,447.62 GWh |
| State | Rank | Active Plants | Feb 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 70 | 2,424.51 GWh |
| Nebraska | # 35 | 125 | 3,248.85 GWh |
| Nevada | # 39 | 114 | 3,017.15 GWh |
| New Hampshire | # 44 | 56 | 1,533.32 GWh |
| New Jersey | # 27 | 386 | 5,076.17 GWh |
| New Mexico | # 37 | 143 | 3,060.89 GWh |
| New York | # 9 | 950 | 10,653.43 GWh |
| North Carolina | # 7 | 904 | 11,173.71 GWh |
| North Dakota | # 33 | 59 | 3,698.46 GWh |
| Ohio | # 6 | 200 | 13,061.62 GWh |
| Oklahoma | # 18 | 142 | 6,415.64 GWh |
| Oregon | # 21 | 271 | 6,135.97 GWh |
| Pennsylvania | # 2 | 252 | 20,963.61 GWh |
| Rhode Island | # 46 | 100 | 708.28 GWh |
| South Carolina | # 15 | 207 | 8,044.42 GWh |
| South Dakota | # 42 | 52 | 1,872.08 GWh |
| Tennessee | # 20 | 88 | 6,323.51 GWh |
| Texas | # 1 | 959 | 41,824.62 GWh |
| Utah | # 36 | 125 | 3,187.35 GWh |
| Vermont | # 50 | 116 | 163.02 GWh |
| Virginia | # 14 | 237 | 9,222.47 GWh |
| Washington | # 13 | 135 | 9,340.69 GWh |
| West Virginia | # 30 | 40 | 4,249.38 GWh |
| Wisconsin | # 26 | 243 | 5,119.83 GWh |
| Wyoming | # 34 | 70 | 3,369.17 GWh |