Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| NY - Mines Press | NY - Mines Press | Cortlandt, NY | New York Independent System Operator (NYIS) | 33.0 MWh | Nov 2021 | Dec 2025 | Solar |
| NY Newark St Rt 31 - Environomics S1 | Catalyze Newark Solar Farm 1 Microgrid, LLC | Newark, NY | New York Independent System Operator (NYIS) | 7.6 GWh | Nov 2024 | Dec 2025 | Solar |
| NY Newark ST RT 31 - Environomics S2 | Catalyze Newark Solar Farm 2 Microgrid, LLC | Newark, NY | New York Independent System Operator (NYIS) | 5.8 GWh | Nov 2024 | Dec 2025 | Solar |
| NY - PANYNJ - LaGuardia - Rooftop | Forefront Power, LLC | Queens, NY | New York Independent System Operator (NYIS) | 1.5 GWh | Jun 2022 | Dec 2025 | Solar |
| NY PAVILION 6464 SHEPARD RD - Genesee 4 | NY CDG Genesee 4 LLC | Pavilion, NY | New York Independent System Operator (NYIS) | 6.2 GWh | Dec 2024 | Dec 2025 | Solar |
| NY Potsdam 28 Hamilton St. Solar | Potsdam Community Solar 2, LLC | Potsdam, NY | New York Independent System Operator (NYIS) | 5.5 GWh | Dec 2023 | Dec 2025 | Solar |
| NY Ridgeway I CSG | DG Empire Shine, LLC | Lyndonville, NY | New York Independent System Operator (NYIS) | 689.0 MWh | Jul 2023 | Dec 2025 | Solar |
| NY SHERMAN 176 W MAIN ST - SL 1 | SL Sherman, LLC | Sherman, NY | New York Independent System Operator (NYIS) | 2.8 GWh | Jul 2024 | Dec 2025 | Solar |
| NY SHERMAN 191 W MAIN ST - SL 2 | SL Sherman II, LLC | Sherman, NY | New York Independent System Operator (NYIS) | 3.5 GWh | Feb 2025 | Dec 2025 | Solar |
| NY Sorrell Hill II CSG | DG Empire Lumen 2023, LLC | Baldwinsville, NY | New York Independent System Operator (NYIS) | 5.3 GWh | Apr 2024 | Dec 2025 | Solar |
| NY Times Daily Production Facility | The NY Times Production Facility | Flushing, NY | New York Independent System Operator (NYIS) | 237.0 MWh | Aug 2005 | Dec 2025 | Distillate Fuel Oil |
| NY USLE Rome-Oriskany | NY USLE Rome Rome-Oriskany LLC | Rome, NY | New York Independent System Operator (NYIS) | 4.7 GWh | Jun 2023 | Dec 2025 | Solar |
| NY Van Buren II CSG | DG Empire Shine, LLC | Warners, NY | New York Independent System Operator (NYIS) | 2.6 GWh | Jun 2023 | Dec 2025 | Solar |
| NY70 Solar | Generate Capital | Hunt, NY | New York Independent System Operator (NYIS) | 8.3 GWh | Oct 2021 | Dec 2025 | Solar |
| NY8 - Branscomb Solar | MN8 Energy LLC | Schaghticoke, NY | New York Independent System Operator (NYIS) | 34.3 GWh | Nov 2021 | Dec 2025 | Solar |
| NY8 - Darby Solar | MN8 Energy LLC | Schaghticoke, NY | New York Independent System Operator (NYIS) | 32.1 GWh | May 2023 | Dec 2025 | Solar |
| NY8 - ELP Stillwater Solar | MN8 Energy LLC | Mechanicville, NY | New York Independent System Operator (NYIS) | 33.2 GWh | Oct 2023 | Dec 2025 | Solar |
| NY8 - Grissom Solar | MN8 Energy LLC | Mohawk, NY | New York Independent System Operator (NYIS) | 35.9 GWh | Feb 2023 | Dec 2025 | Solar |
| NY8 - Janis Solar | MN8 Energy LLC | Willet, NY | New York Independent System Operator (NYIS) | 31.0 GWh | Feb 2023 | Dec 2025 | Solar |
| NY8 - Puckett Solar | MN8 Energy LLC | Chenango Forks, NY | New York Independent System Operator (NYIS) | 31.7 GWh | Sep 2022 | Dec 2025 | Solar |
| NY8 - Regan Solar | MN8 Energy LLC | Mohawk, NY | New York Independent System Operator (NYIS) | 35.4 GWh | Nov 2022 | Dec 2025 | Solar |
| NY8 - Teichos Pattersonville | MN8 Energy LLC | Pattersonville, NY | New York Independent System Operator (NYIS) | 37.5 GWh | Jan 2024 | Dec 2025 | Solar |
| NYC-HH - CONEY ISLAND HOSPITAL | NYC-HH Coney Island Hospital | Brooklyn, NY | New York Independent System Operator (NYIS) | 257.0 MWh | Jun 1993 | Dec 2025 | Distillate Fuel Oil |
| NYC-HH-New Bellevue Hospital | NYC-HH-New Bellevue Hospital | New York, NY | New York Independent System Operator (NYIS) | 109.0 MWh | Dec 1995 | Dec 2025 | Distillate Fuel Oil |
| NYP-Hudson Valley Hospital Center | NYP-Hudson Valley Hospital Center | Cortlandt Manor, NY | New York Independent System Operator (NYIS) | 34.0 MWh | Dec 2009 | Dec 2025 | Distillate Fuel Oil |
| NYP-Lower Manhattan Hospital | NYP-Lower Manhattan Hospital | New York, NY | New York Independent System Operator (NYIS) | 20.0 MWh | Dec 1991 | Dec 2025 | Distillate Fuel Oil |
| NYPH-Queens | NYPH-Queens | Flushing, NY | New York Independent System Operator (NYIS) | 212.0 MWh | Dec 1999 | Dec 2025 | Distillate Fuel Oil |
| NYS Rte 12 Community Solar | OYA NYS Rte 12 LLC | Clayton, NY | New York Independent System Operator (NYIS) | 6.9 GWh | Nov 2019 | Dec 2025 | Solar |
| NYU LANGONE HEALTH | NYU LANGONE HEALTH | New York, NY | New York Independent System Operator (NYIS) | 46.5 GWh | Sep 1992 | Dec 2025 | Natural Gas : 99.1% Distillate Fuel Oil : 0.9% |
| NYU Langone Hospital- Brooklyn | NYU Langone Health | New York City, NY | New York Independent System Operator (NYIS) | 486.0 MWh | Dec 1993 | Dec 2024 | Natural Gas : 97.8% Distillate Fuel Oil : 2.2% |
| O'Brien 1 | Generate Capital | Hartford, NY | New York Independent System Operator (NYIS) | 769.0 MWh | Apr 2024 | Mar 2025 | Solar |
| O'Brien 2 | Generate Capital | Hartford, NY | New York Independent System Operator (NYIS) | 7.4 GWh | Apr 2024 | Dec 2025 | Solar |
| O'Brien Solar Fields | Madison Gas & Electric Co | Fitchburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.4 GWh | Apr 2021 | Dec 2025 | Solar |
| O'Brien Wind | MidAmerican Energy Co | Primghar, IA | Midcontinent Independent System Operator, Inc. (MISO) | 851.2 GWh | Aug 2016 | Dec 2025 | 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 |
| O H Hutchings | Kimura Power LLC | Miamisburg, OH | PJM Interconnection, LLC (PJM) | 922.0 MWh | Jun 1948 | Dec 2025 | Natural Gas : 99.0% Distillate Fuel Oil : 1.0% |
| O'Neill Creek Solar | O'Neill Creek Solar LLC | Gaston, OR | Portland General Electric Company (PGE) | 3.4 GWh | Oct 2019 | Dec 2025 | Solar |
| O'Shea Solar Farm | DTE Electric Company | Detroit, MI | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Jun 2017 | Dec 2025 | Solar |
| O W Sommers | City of San Antonio - (TX) | San Antonio, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 2.3 TWh | Mar 1972 | Dec 2025 | Natural Gas |
| Oahe | USACE-Omaha | Pierre, SD | Southwest Power Pool (SWPP) | 2.0 TWh | Mar 1962 | Dec 2025 | Water |
| 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 |
| Oak Creek Energy Systems I | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 57.3 GWh | May 1982 | Dec 2025 | Wind |
| Oak Glen Wind Farm | Minnesota Municipal Power Agny | Blooming Prairie, MN | Midcontinent Independent System Operator, Inc. (MISO) | 101.9 GWh | Oct 2011 | Dec 2025 | Wind |
| Oak Grove | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 142.1 GWh | Jul 1924 | Dec 2025 | Water |
| Oak Grove Power Producers | Cube District Energy, LLC | Arcadia, KS | Southwest Power Pool (SWPP) | 10.9 GWh | Feb 2010 | Dec 2025 | Landfill Gas |
| Oak Grove (TX) | Luminant Generation Company LLC | Franklin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 12.0 TWh | Mar 2010 | Aug 2026 | Lignite Coal : 99.3% Natural Gas : 0.7% |
| Oak Hill - Dry Creek | Vistra Zero LLC | Henderson, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 246.8 GWh | - | Aug 2026 | Solar |
| Oak Hill Solar Array | Southern Indiana Gas & Elec Co | Evansville, IN | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 GWh | Oct 2018 | Dec 2025 | Solar |
| Oak Leaf - CSG Portfolio (OL 36) | Distributed Solar Development, LLC | Watkins, CO | Southwest Power Pool (SWPP) | 3.2 GWh | May 2021 | Dec 2025 | Solar |
| Oak Leaf - CSG Portfolio (OL 37) | Distributed Solar Development, LLC | Watkins, CO | Southwest Power Pool (SWPP) | 2.5 GWh | Nov 2020 | Dec 2025 | Solar |
| Oak Leaf - CSG Portfolio (OL 38) | Distributed Solar Development, LLC | Watkins, CO | Southwest Power Pool (SWPP) | 3.0 GWh | May 2021 | Dec 2025 | Solar |
| Oak Leaf - CSG Portfolio (OL 39) | Distributed Solar Development, LLC | Watkins, CO | Southwest Power Pool (SWPP) | 2.7 GWh | May 2021 | Dec 2025 | Solar |
| Oak Leaf - CSG Portfolio (OL 44) | Distributed Solar Development, LLC | Watkins, CO | Southwest Power Pool (SWPP) | 3.0 GWh | Nov 2020 | Dec 2025 | Solar |
| Oak Leaf Solar XVI Community Solar | Navisun LLC | Pittsfield, MA | ISO New England (ISNE) | 10.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Oak Leaf Solar XVII Community Solar | Navisun LLC | Pittsfield, MA | ISO New England (ISNE) | 47.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Oak Leaf Solar XVIII LLC | Altus Power America Management, LLC | Denver, CO | Southwest Power Pool (SWPP) | 17.5 GWh | Nov 2021 | Dec 2025 | Solar |
| Oak Leaf Solar XXI (CSG) | Greenbacker Renewable Energy Corporation | Watkins, CO | Public Service Company of Colorado (PSCO) | 118.0 MWh | Nov 2018 | Dec 2025 | Solar |
| Oak Leaf Solar XXII LLC (CSG) | Greenbacker Renewable Energy Corporation | Denver, CO | Public Service Company of Colorado (PSCO) | 3.1 GWh | Dec 2018 | Dec 2025 | Solar |
| Oak Leaf Solar XXIII LLC (CSG) | Greenbacker Renewable Energy Corporation | Watkins, CO | Public Service Company of Colorado (PSCO) | 2.7 GWh | Dec 2018 | Dec 2025 | Solar |
| Oak Leaf Solar XXIV LLC (CSG) | Greenbacker Renewable Energy Corporation | Watkins, CO | Public Service Company of Colorado (PSCO) | 1.5 GWh | Dec 2018 | Dec 2025 | Solar |
| Oak Leaf Solar XXV LLC (CSG) | Greenbacker Renewable Energy Corporation | Watkins, CO | Public Service Company of Colorado (PSCO) | 3.4 GWh | Nov 2018 | Dec 2025 | Solar |
| Oak Leaf Solar XXVI LLC | Greenbacker Renewable Energy Corporation | Denver, CO | Public Service Company of Colorado (PSCO) | 3.4 GWh | Dec 2018 | Dec 2025 | Solar |
| Oak Leaf Solar XXVII LLC | Greenbacker Renewable Energy Corporation | Greely, CO | Public Service Company of Colorado (PSCO) | 3.0 GWh | Oct 2018 | Dec 2025 | Solar |
| Oak Leaf Solar XXVIII LLC (CSG) | Greenbacker Renewable Energy Corporation | Platteville, CO | Public Service Company of Colorado (PSCO) | 3.3 GWh | May 2019 | Dec 2025 | Solar |
| Oak Leaf Solar XXX LLC (CSG) | Greenbacker Renewable Energy Corporation | Alamosa, CO | Public Service Company of Colorado (PSCO) | 3.9 GWh | Nov 2018 | Dec 2025 | Solar |
| Oak Leaf Solar XXXI LLC (CSG) | Greenbacker Renewable Energy Corporation | Debeque, CO | Public Service Company of Colorado (PSCO) | 3.4 GWh | Nov 2018 | Dec 2025 | Solar |
| Oak Leaf Solar XXXII (CSG) | Greenbacker Renewable Energy Corporation | Rifle, CO | Public Service Company of Colorado (PSCO) | 3.4 GWh | Feb 2019 | Dec 2025 | Solar |
| Oak Leaf Solar XXXIII LLC (Lantz) | Greenbacker Renewable Energy Corporation | Salida, CO | Public Service Company of Colorado (PSCO) | 2.7 GWh | Dec 2019 | Dec 2025 | Solar |
| Oak Orchard | Generate Capital | Batavia, NY | New York Independent System Operator (NYIS) | 112.0 MWh | Nov 2025 | Dec 2025 | Solar |
| Oak Point Cogen | Chevron Oronite Co LLC | Belle Chasse, LA | Midcontinent Independent System Operator, Inc. (MISO) | 97.8 GWh | Sep 1999 | Dec 2025 | Natural Gas |
| Oak Ridge LFGTE | Wabash Valley Power Assn, Inc | Logansport, IN | Midcontinent Independent System Operator, Inc. (MISO) | 23.0 GWh | Nov 2003 | Dec 2025 | Landfill Gas |
| Oak Ridge Solar | AES Clean Energy | Oak Ridge, LA | Midcontinent Independent System Operator, Inc. (MISO) | 428.6 GWh | Nov 2023 | Aug 2026 | Solar |
| Oak Solar | Oak Solar LLC | Gaston, NC | PJM Interconnection, LLC (PJM) | 251.9 GWh | Nov 2023 | Aug 2026 | Solar |
| Oak Street Solar | Citizens Enterprises Corporation | Springfield, MA | ISO New England (ISNE) | 5.4 GWh | Nov 2019 | Dec 2025 | Solar |
| Oak Trail Solar, LLC | Leeward Asset Management, LLC | Moyock, NC | PJM Interconnection, LLC (PJM) | 230.0 GWh | Jun 2023 | Aug 2026 | Solar |
| Oak Tree Energy | RWE Clean Energy | Clark, SD | Southwest Power Pool (SWPP) | 65.8 GWh | Nov 2014 | Dec 2025 | Wind |
| Oakboro Farm | Headwater Energy, LLC | Laurinburg, NC | Duke Energy Carolinas (DUK) | 6.9 GWh | Aug 2014 | Dec 2025 | Solar |
| Oakdale | Northern Indiana Pub Serv Co | Monticello, IN | Midcontinent Independent System Operator, Inc. (MISO) | 15.0 GWh | Oct 1925 | Feb 2025 | Water |
| Oakdale Power Station | Massachusetts Water Res Auth | West Boylston, MA | ISO New England (ISNE) | 1.4 GWh | Apr 1951 | Dec 2025 | Water |
| Oakfield Wind Project | Onward Energy | City of Oakfield, ME | ISO New England (ISNE) | 328.7 GWh | Sep 2015 | Aug 2026 | Wind |
| Oakland | Nautilus Solar Solutions | Oakland, ME | ISO New England (ISNE) | 8.7 GWh | Aug 2022 | 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 |
| Oaks HOA | Onyx Asset Services Group | Ione, CA | California Independent System Operator (CISO) | 1.7 GWh | Mar 2025 | Dec 2025 | Solar |
| Oaks Landfill - ANEM | Greenbacker Renewable Energy Corporation | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 3.5 GWh | Mar 2024 | Dec 2025 | Solar |
| Oaks Landfill CS 1 | Greenbacker Renewable Energy Corporation | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 3.6 GWh | Mar 2024 | Dec 2025 | Solar |
| Oaks Landfill CS 2 | Greenbacker Renewable Energy Corporation | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 3.6 GWh | Mar 2024 | Dec 2025 | Solar |
| Oakwood Solar | SunStrong Management | Mebane, NC | Duke Energy Carolinas (DUK) | 9.8 GWh | May 2021 | Dec 2025 | Solar |
| Oasis Alta | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 49.3 GWh | Mar 2021 | Dec 2025 | Wind |
| Oasis Wind | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 221.1 GWh | Nov 2004 | Dec 2025 | Wind |
| Oberlin (KS) | City of Oberlin - (KS) | Oberlin, KS | Southwest Power Pool (SWPP) | 9.8 MWh | Dec 1953 | Dec 2025 | Distillate Fuel Oil |
| 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 Spear Point Solar One | Oberlin College | Oberlin, OH | PJM Interconnection, LLC (PJM) | 2.5 GWh | Oct 2012 | Dec 2025 | Solar |
| Oberon IA | Oberon Solar IA | Odessa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 251.7 GWh | Jun 2020 | Aug 2026 | Solar |
| Oberon IB | Oberon Solar IB | Odessa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 46.3 GWh | Jun 2020 | Aug 2026 | Solar |
| Oberon II Solar Project | Intersect USA, LLC | Desert Center, CA | California Independent System Operator (CISO) | 560.0 GWh | Aug 2023 | Aug 2026 | Solar |
| Oberon Solar Project | Intersect USA, LLC | Desert Center, CA | California Independent System Operator (CISO) | 557.0 GWh | Aug 2023 | Aug 2026 | Solar |
| Occidental College Solar Project | Occidental College | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 1.6 GWh | Jan 2013 | Dec 2025 | Solar |
| Ocean County Landfill | NextEra Renewable Fuels, LLC | Manchester, NJ | PJM Interconnection, LLC (PJM) | 64.3 GWh | Jan 1997 | Dec 2024 | Landfill Gas |
| Ocean State Power | Ocean State Power Co | Harrisville, RI | ISO New England (ISNE) | 1.0 TWh | Nov 1990 | Dec 2025 | Natural Gas : 99.7% |
| Ocean State Power II | Ocean State Power II | Harrisville, RI | ISO New England (ISNE) | 576.9 GWh | Sep 1991 | Dec 2025 | Natural Gas : 99.9% |
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 |