Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Swift Air Solar II | Origis Energy USA, Inc | Odessa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 303.1 GWh | Oct 2025 | Aug 2026 | Solar |
| Rockhound D | Origis Energy USA, Inc | Odessa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 21.5 GWh | - | Aug 2026 | Solar |
| Rockhound C | Origis Energy USA, Inc | Odessa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 50.0 GWh | - | Aug 2026 | Solar |
| Westover | Power Depot Group A, LLC | Odessa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 100.0 MWh | Aug 2013 | Dec 2025 | Distillate Fuel Oil |
| N. Mary Francis | Power Depot Group A, LLC | Odessa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 116.0 MWh | Jul 2013 | Dec 2025 | Distillate Fuel Oil |
| Beckham Solar LLC | Dimension Energy LLC | Odell, IL | PJM Interconnection, LLC (PJM) | 302.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Streator Cayuga Ridge South | Avangrid Power LLC | Odell, IL | PJM Interconnection, LLC (PJM) | 673.8 GWh | Feb 2010 | Aug 2026 | Wind |
| Richland (IA) | Interstate Power and Light Co | Odebolt, IA | Midcontinent Independent System Operator, Inc. (MISO) | 494.9 GWh | Aug 2020 | Aug 2026 | Wind |
| Ocotillo Express LLC | Pattern Operators LP | Ocotillo, CA | California Independent System Operator (CISO) | 424.6 GWh | Nov 2012 | Aug 2026 | Wind |
| Seville 1 | Deriva Energy | Ocotillo Wells, CA | Imperial Irrigation District (IID) | 53.3 GWh | Nov 2015 | Dec 2025 | Solar |
| Seville 2 | Deriva Energy | Ocotillo Wells, CA | Imperial Irrigation District (IID) | 78.3 GWh | Nov 2015 | Dec 2025 | Solar |
| Stiles | Oconto Electric Cooperative | Oconto Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.3 GWh | Feb 1949 | Dec 2025 | Water |
| Oconto Falls Upper | Eagle Creek Renewable Energy, LLC | Oconto Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 GWh | Dec 1917 | Dec 2025 | Water |
| Oconto Falls Lower | Eagle Creek Renewable Energy, LLC | Oconto Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 GWh | Dec 1970 | Dec 2025 | Water |
| Oil Dri 2 Solar | Westbound Solar LLC | Ochlocknee, GA | Southern Company Services, Inc. - Trans (SOCO) | 2.6 GWh | Apr 2019 | Dec 2025 | Solar |
| Mount Sinai South Nassau Hospital | Mount Sinai South Nassau Hospital | Oceanside, NY | New York Independent System Operator (NYIS) | 33.3 MWh | Dec 1974 | Dec 2025 | Distillate Fuel Oil |
| Genentech-Oceanside Hybrid | Tesla Inc. | Oceanside, CA | California Independent System Operator (CISO) | 6.1 GWh | Mar 2016 | Dec 2025 | Solar |
| Gilead Oceanside Solar Project | Gilead Sciences Inc. | Oceanside, CA | California Independent System Operator (CISO) | 952.0 MWh | Nov 2021 | Dec 2025 | Solar |
| GEN005 Antibody Fuel Cell | 2016 ESA Project Company, LLC | Oceanside, CA | California Independent System Operator (CISO) | 19.5 GWh | Mar 2019 | Dec 2025 | Natural Gas |
| G2 Energy Marion LLC | G2 Energy LLC | Ocala, FL | Duke Energy Florida, Inc. (FPC) | 18.0 MWh | Dec 2008 | Dec 2025 | Landfill Gas |
| OETN1 | OE_TN1 | Obion, TN | Tennessee Valley Authority (TVA) | 189.5 GWh | Feb 2023 | Aug 2026 | Solar |
| Oberlin Spear Point Solar One | Oberlin College | Oberlin, OH | PJM Interconnection, LLC (PJM) | 2.5 GWh | Oct 2012 | Dec 2025 | Solar |
| Oberlin (OH) | City of Oberlin - (OH) | Oberlin, OH | PJM Interconnection, LLC (PJM) | 593.0 MWh | Dec 1947 | Dec 2025 | Natural Gas : 87.7% Distillate Fuel Oil : 12.3% |
| Oberlin (KS) | City of Oberlin - (KS) | Oberlin, KS | Southwest Power Pool (SWPP) | 9.8 MWh | Dec 1953 | Dec 2025 | Distillate Fuel Oil |
| North Road Peak | City of Orangeburg - (SC) | Oangeburg, SC | Duke Energy Carolinas (DUK) | 2.1 GWh | Mar 1987 | Dec 2025 | Distillate Fuel Oil |
| Misae Solar IV LLC | Ferrovial Energy US | Oakwood, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 69.8 GWh | - | Aug 2026 | Solar |
| Mammoth Plains | Mammoth Plains Wind Project | Oakwood, OK | Southwest Power Pool (SWPP) | 623.0 GWh | Nov 2014 | Dec 2025 | Wind |
| Hills Creek | USACE Northwestern Division | Oakridge, OR | Bonneville Power Administration (BPAT) | 115.9 GWh | Jan 1962 | Dec 2025 | Water |
| Western Plains Wind | Western Plains Wind, LLC | Oakley, KS | Southwest Power Pool (SWPP) | 11.7 GWh | Sep 2021 | Dec 2025 | Wind |
| CSD 2- Freedom High | CleanCapital Holdings | Oakley, CA | California Independent System Operator (CISO) | 1.3 GWh | Jul 2013 | Dec 2025 | Solar |
| California PV Energy at ISD WWTP | California PV Energy LLC | Oakley, CA | California Independent System Operator (CISO) | 1.9 GWh | Jul 2014 | Dec 2025 | Solar |
| Oakley Solar Project | Oakley Solar Project LLC | Oakley, CA | California Independent System Operator (CISO) | 2.1 GWh | May 2013 | Dec 2025 | Solar |
| Garrett County - DPU Treatment Plant | Tesla Inc. | Oakland, MD | PJM Interconnection, LLC (PJM) | 1.3 GWh | Apr 2017 | Dec 2025 | Solar |
| Fair Wind | Fair Wind Power Partners, LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 82.3 GWh | Oct 2015 | Aug 2026 | Wind |
| TPE MD GA137 | Pivot Energy | Oakland, MD | PJM Interconnection, LLC (PJM) | 1.4 GWh | May 2025 | Dec 2025 | Solar |
| MD CDG 001 | MD CDG 001 LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Nov 2024 | Dec 2025 | Solar |
| TPE MD GA140 | Pivot Energy | Oakland, MD | PJM Interconnection, LLC (PJM) | 1.8 GWh | May 2025 | Dec 2025 | Solar |
| MD CDG 002 | MD CDG 002 LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Nov 2024 | Dec 2025 | Solar |
| Roth Rock Wind Farm LLC | Roth Rock Wind Farm LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 102.8 GWh | Jul 2011 | Aug 2026 | Wind |
| Criterion | Criterion Power Partners LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 272.3 GWh | Nov 2010 | Aug 2026 | Wind |
| Roth Rock North Wind Farm, LLC | Roth Rock Wind Farm LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 25.7 GWh | Jul 2011 | Aug 2026 | Wind |
| Deep Creek | BP Piney & Deep Creek LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 14.4 GWh | Jun 1925 | Dec 2025 | Water |
| Messalonskee 2 (Oakland) | Messalonskee Stream Hydro LLC | Oakland, ME | ISO New England (ISNE) | 6.8 GWh | Dec 1923 | Dec 2025 | Water |
| Messalonskee 3 | Messalonskee Stream Hydro LLC | Oakland, ME | ISO New England (ISNE) | 3.8 GWh | Dec 1917 | Dec 2025 | Water |
| Solar Mule, LLC | Solar Mule, LLC | Oakland, ME | ISO New England (ISNE) | 2.1 GWh | Aug 2017 | Dec 2025 | Solar |
| Oakland | Nautilus Solar Solutions | Oakland, ME | ISO New England (ISNE) | 8.7 GWh | Aug 2022 | Dec 2025 | Solar |
| North Bridgton | Nautilus Solar Solutions | Oakland, ME | ISO New England (ISNE) | 8.0 GWh | Oct 2022 | Dec 2025 | Solar |
| Dynegy Oakland Power Plant | Dynegy Oakland, LLC | Oakland, CA | California Independent System Operator (CISO) | 775.0 MWh | Oct 1978 | Aug 2026 | Jet Fuel |
| WWTP Power Generation Station | East Bay Municipal Util Dist - (CA) | Oakland, CA | California Independent System Operator (CISO) | 31.4 GWh | Jul 1985 | Aug 2026 | Other Biomass Gas : 99.0% Distillate Fuel Oil : 1.0% |
| 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 |
| US Gypsum Oakfield | U S Gypsum Co | Oakfield, NY | New York Independent System Operator (NYIS) | 17.2 GWh | Mar 1986 | Dec 2025 | Natural Gas |
| Palouse | Onward Energy | Oakesdale, WA | Avista Corporation (AVA) | 303.4 GWh | Nov 2012 | Dec 2025 | Wind |
| Robert O Schulz Solar Farm | South San Joaquin Irr District | Oakdale, CA | California Independent System Operator (CISO) | 3.9 GWh | Apr 2008 | Dec 2025 | Solar |
| Frankenheimer Power Plant | Turlock Irrigation District | Oakdale, CA | California Independent System Operator (CISO) | 11.3 GWh | Feb 1983 | Dec 2025 | Water |
| Fisher Solar Farm - NC | Strata Manager, LLC | Oakboro, NC | Duke Energy Carolinas (DUK) | 9.5 GWh | Sep 2015 | Dec 2025 | Solar |
| Oak Ridge Solar | AES Clean Energy | Oak Ridge, LA | Midcontinent Independent System Operator, Inc. (MISO) | 428.6 GWh | Nov 2023 | Aug 2026 | Solar |
| Allen S King | Northern States Power Co - Minnesota | Oak Park Heights, MN | Midcontinent Independent System Operator, Inc. (MISO) | 846.0 GWh | Feb 1958 | Aug 2026 | Subbituminous Coal : 99.5% |
| Davis Besse | Energy Harbor Nuclear Generation LLC | Oak Harbor, OH | PJM Interconnection, LLC (PJM) | 7.2 TWh | Oct 1977 | Aug 2026 | Nuclear |
| Eastern Shore Solar, LLC | Dominion Renewable Energy | Oak Hall, VA | PJM Interconnection, LLC (PJM) | 161.8 GWh | Sep 2016 | Aug 2026 | Solar |
| IKEA Oak Creek Rooftop PV System | IKEA Property Inc | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | May 2018 | Dec 2025 | Solar |
| South Oak Creek | Wisconsin Electric Power Co | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 TWh | Nov 1959 | Aug 2026 | Subbituminous Coal : 99.6% |
| Elm Road Generating Station | Wisconsin Electric Power Co | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.9 TWh | Jan 2010 | Aug 2026 | Subbituminous Coal : 87.0% Bituminous Coal : 9.6% Natural Gas : 3.3% |
| MMSD South Shore Wastewater | Milwaukee Metro Sewerage Dist | Oak Creek, WI | Midcontinent Independent System Operator, Inc. (MISO) | 23.0 GWh | Jul 2000 | Dec 2025 | Other Biomass Gas : 88.5% Natural Gas : 11.5% |
| Oak Bluffs Diesel Generating Facility | Vineyard Reliability LLC | Oak Bluffs, MA | ISO New England (ISNE) | 2.9 GWh | Dec 1968 | Sep 2025 | Distillate Fuel Oil |
| Grande Prairie Wind Farm | BHE Renewables, LLC | O'Neill, NE | Southwest Power Pool (SWPP) | 1.2 TWh | Nov 2016 | Aug 2026 | Wind |
| O'Fallon Renewable Energy Center | Union Electric Co - (MO) | O'Fallon, MO | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 GWh | Nov 2014 | Aug 2025 | Solar |
| Stephens Ranch Wind Energy LLC | Stephens Ranch Wind Energy LLC | O'Donnell, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 885.9 GWh | Nov 2014 | Aug 2026 | Wind |
| Bull Creek Wind | Bull Creek Wind LLC | O'Donnell, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 259.6 GWh | Nov 2008 | Dec 2025 | Wind |
| Hildreth Solar Power Plant | Duke Energy Florida, LLC | O'Brien, FL | Duke Energy Florida, Inc. (FPC) | 169.4 GWh | Feb 2023 | Aug 2026 | Solar |
| Open Range Solar Center, LLC | Cypress Creek Renewables | Nyssa, OR | Idaho Power Company (IPCO) | 21.2 GWh | Aug 2016 | Aug 2026 | Solar |
| Thunderegg Solar Center, LLC | Cypress Creek Renewables | Nyssa, OR | Idaho Power Company (IPCO) | 21.3 GWh | Oct 2016 | Aug 2026 | Solar |
| Tunnel 1 Power Project | Owyhee Irrigation District | Nyssa, OR | Idaho Power Company (IPCO) | 21.1 GWh | May 1993 | Oct 2025 | Water |
| Michell Butte Power Project | Owyhee Irrigation District | Nyssa, OR | Idaho Power Company (IPCO) | 6.6 GWh | Apr 1989 | Oct 2025 | Water |
| Owyhee Dam Power Project | Owyhee Irrigation District | Nyssa, OR | Idaho Power Company (IPCO) | 28.2 GWh | Jul 1985 | Oct 2025 | Water |
| Hoffmann LaRoche | PB Nutclif Master, LLC | Nutley, NJ | PJM Interconnection, LLC (PJM) | 51.6 GWh | Apr 2004 | Aug 2026 | Natural Gas : 98.9% Distillate Fuel Oil : 1.1% |
| Sam Rayburn | South Texas Electric Coop, Inc | Nursery, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 162.4 GWh | Feb 1963 | Dec 2025 | Natural Gas : 99.8% |
| NSB Nuiqsut Utility | North Slope Borough Power & Light (AK) | Nuiqsut, AK | 7.5 GWh | Aug 1999 | Dec 2025 | Distillate Fuel Oil : 52.6% Natural Gas : 47.4% | |
| Noxon Rapids | Avista Corp | Noxon, MT | Avista Corporation (AVA) | 1.4 TWh | Aug 1959 | Dec 2025 | Water |
| Mehoopany Wind Energy LLC | Clearlight Energy Holdings LP | Noxen, PA | PJM Interconnection, LLC (PJM) | 307.0 GWh | Nov 2012 | Dec 2025 | Wind |
| Waste Mangement Redwood LFGTE | WM Renewable Energy LLC | Novato, CA | California Independent System Operator (CISO) | 21.8 GWh | Apr 2017 | Dec 2025 | Landfill Gas |
| Cottonwood Solar, LLC Cottonwood Carport | Onward Energy | Novato, CA | California Independent System Operator (CISO) | 1.1 GWh | Apr 2016 | Dec 2025 | Solar |
| Silveira Ranch Road Solar | Silveira Ranch Road Solar | Novato, CA | California Independent System Operator (CISO) | 5.2 GWh | Feb 2021 | Dec 2025 | Solar |
| University of Notre Dame | University of Notre Dame | Notre Dame, IN | PJM Interconnection, LLC (PJM) | 84.5 GWh | Jun 1952 | Aug 2026 | Natural Gas : 98.5% Distillate Fuel Oil : 1.5% |
| Unionville Hydro Project 2499 NY | Erie Boulevard Hydropower LP | Norwood, NY | New York Independent System Operator (NYIS) | 11.2 GWh | Jun 1984 | Dec 2025 | Water |
| Hewittville Hydroelectric | Erie Boulevard Hydropower LP | Norwood, NY | New York Independent System Operator (NYIS) | 12.4 GWh | Aug 1984 | Dec 2025 | Water |
| Norwood | Erie Boulevard Hydropower LP | Norwood, NY | New York Independent System Operator (NYIS) | 11.6 GWh | Dec 1927 | Dec 2025 | Water |
| West Waconia Solar | Enel Green Power NA, Inc. | Norwood Young America, MN | Midcontinent Independent System Operator, Inc. (MISO) | 15.9 GWh | Nov 2016 | Dec 2025 | Solar |
| BentonSun LLC | SunShare Management | Norwood Young America, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.4 GWh | Nov 2016 | Dec 2025 | Solar |
| Carver Gladden CSG | Minnesota Solar CSG 8, LLC | Norwood Young America, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 GWh | Mar 2018 | Dec 2025 | Solar |
| Norwich Solar and Energy Storage CSG | DG New York CS, LLC | Norwich, NY | New York Independent System Operator (NYIS) | 8.2 GWh | Aug 2021 | Dec 2025 | Solar |
| Tiffany | Nautilus Solar Solutions | Norwich, NY | New York Independent System Operator (NYIS) | 8.2 GWh | Nov 2022 | Dec 2025 | Solar |
| LNG 1 & 2 | Connecticut Mun Elec Engy Coop | Norwich, CT | ISO New England (ISNE) | 382.0 MWh | Mar 2010 | Dec 2025 | Distillate Fuel Oil |
| Tenth Street | City of Norwich - (CT) | Norwich, CT | ISO New England (ISNE) | 1.9 GWh | Apr 1967 | Dec 2025 | Water |
| CMEEC - Rogers Rd Solar | Tesla Inc. | Norwich, CT | ISO New England (ISNE) | 1.5 GWh | Jan 2017 | Dec 2025 | Solar |
| CMEEC - Norwich Stott St Solar Hybrid | Tesla Inc. | Norwich, CT | ISO New England (ISNE) | 3.6 GWh | Nov 2016 | Dec 2025 | Solar |
| Conn Mun Electric Energy Coop | Tesla Inc. | Norwich, CT | ISO New England (ISNE) | 1.2 GWh | Nov 2016 | Dec 2025 | Solar |
| Backus Microgrid Project | Connecticut Mun Elec Engy Coop | Norwich, CT | ISO New England (ISNE) | 823.0 MWh | Jul 2014 | Aug 2026 | Distillate Fuel Oil |
| Norway (MI) | City of Norway - (MI) | Norway, MI | Midcontinent Independent System Operator, Inc. (MISO) | 29.5 GWh | May 1905 | Dec 2025 | Water |
| Billerud Quinnesec Mill | Billerud Quinnesec Mill | Norway, MI | Midcontinent Independent System Operator, Inc. (MISO) | 318.3 GWh | Sep 1985 | Dec 2025 | Black Liquor : 64.2% Wood/Wood Waste Solids : 32.7% Natural Gas : 3.1% |
| Center Hybrid | Southern California Edison Co | Norwalk, CA | California Independent System Operator (CISO) | 2.0 GWh | Aug 2007 | Dec 2025 | Natural Gas |
Summary of Power Plants By State
Figures are based on August 2026 generation numbers.| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 80 | 13,897.78 GWh |
| Alaska | # 48 | 146 | 672.99 GWh |
| Arizona | # 10 | 203 | 13,589.64 GWh |
| Arkansas | # 23 | 122 | 7,027.75 GWh |
| California | # 3 | 1,840 | 24,164.86 GWh |
| Colorado | # 30 | 321 | 5,322.30 GWh |
| Connecticut | # 34 | 180 | 4,400.98 GWh |
| Delaware | # 49 | 35 | 555.40 GWh |
| District of Columbia | # 51 | 19 | 21.71 GWh |
| Florida | # 2 | 345 | 28,185.93 GWh |
| Georgia | # 6 | 261 | 15,282.60 GWh |
| Hawaii | # 47 | 73 | 863.62 GWh |
| Idaho | # 43 | 152 | 1,754.56 GWh |
| Illinois | # 5 | 556 | 18,683.36 GWh |
| Indiana | # 17 | 226 | 9,970.06 GWh |
| Iowa | # 27 | 301 | 5,759.64 GWh |
| Kansas | # 26 | 191 | 6,368.18 GWh |
| Kentucky | # 21 | 63 | 7,221.26 GWh |
| Louisiana | # 14 | 93 | 10,670.45 GWh |
| Maine | # 45 | 250 | 1,285.31 GWh |
| Maryland | # 37 | 236 | 3,745.22 GWh |
| Massachusetts | # 41 | 679 | 1,958.59 GWh |
| Michigan | # 12 | 288 | 12,064.19 GWh |
| Minnesota | # 32 | 794 | 5,047.38 GWh |
| Mississippi | # 19 | 62 | 8,358.70 GWh |
| Missouri | # 22 | 134 | 7,125.71 GWh |
| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 2,266.60 GWh |
| Nebraska | # 39 | 132 | 3,448.00 GWh |
| Nevada | # 29 | 117 | 5,523.31 GWh |
| New Hampshire | # 42 | 60 | 1,901.10 GWh |
| New Jersey | # 25 | 409 | 6,440.88 GWh |
| New Mexico | # 33 | 166 | 4,571.47 GWh |
| New York | # 11 | 1,087 | 13,130.21 GWh |
| North Carolina | # 8 | 921 | 14,263.55 GWh |
| North Dakota | # 38 | 62 | 3,579.89 GWh |
| Ohio | # 7 | 216 | 14,448.49 GWh |
| Oklahoma | # 13 | 153 | 10,965.38 GWh |
| Oregon | # 31 | 292 | 5,257.14 GWh |
| Pennsylvania | # 4 | 270 | 23,772.83 GWh |
| Rhode Island | # 46 | 108 | 924.31 GWh |
| South Carolina | # 16 | 214 | 9,989.71 GWh |
| South Dakota | # 44 | 53 | 1,486.65 GWh |
| Tennessee | # 18 | 101 | 8,430.26 GWh |
| Texas | # 1 | 1,069 | 65,726.98 GWh |
| Utah | # 36 | 131 | 4,074.82 GWh |
| Vermont | # 50 | 118 | 175.56 GWh |
| Virginia | # 15 | 255 | 10,241.54 GWh |
| Washington | # 20 | 137 | 8,189.60 GWh |
| West Virginia | # 28 | 41 | 5,593.74 GWh |
| Wisconsin | # 24 | 272 | 6,683.19 GWh |
| Wyoming | # 35 | 71 | 4,322.19 GWh |