Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| NY Van Buren II CSG | DG Empire Shine, LLC | Warners, NY | New York Independent System Operator (NYIS) | 3.2 GWh | Jun 2023 | Dec 2023 | Solar |
| NY70 Solar | Generate Capital | Hunt, NY | New York Independent System Operator (NYIS) | 8.7 GWh | Oct 2021 | Dec 2023 | Solar |
| NY8 - Branscomb Solar | MN8 Energy LLC | Schaghticoke, NY | New York Independent System Operator (NYIS) | 33.2 GWh | Nov 2021 | Dec 2023 | Solar |
| NY8 - Darby Solar | MN8 Energy LLC | Schaghticoke, NY | New York Independent System Operator (NYIS) | 14.7 GWh | May 2023 | Dec 2023 | Solar |
| NY8 - ELP Stillwater Solar | MN8 Energy LLC | Mechanicville, NY | New York Independent System Operator (NYIS) | 745.0 MWh | Oct 2023 | Dec 2023 | Solar |
| NY8 - Grissom Solar | MN8 Energy LLC | Mohawk, NY | New York Independent System Operator (NYIS) | 24.0 GWh | Feb 2023 | Dec 2023 | Solar |
| NY8 - Janis Solar | MN8 Energy LLC | Willet, NY | New York Independent System Operator (NYIS) | 28.6 GWh | Feb 2023 | Dec 2023 | Solar |
| NY8 - Puckett Solar | MN8 Energy LLC | Chenango Forks, NY | New York Independent System Operator (NYIS) | 31.3 GWh | Sep 2022 | Dec 2023 | Solar |
| NY8 - Regan Solar | MN8 Energy LLC | Mohawk, NY | New York Independent System Operator (NYIS) | 8.6 GWh | Nov 2022 | Dec 2023 | Solar |
| NYC-HH - CONEY ISLAND HOSPITAL | NYC-HH Coney Island Hospital | Brooklyn, NY | New York Independent System Operator (NYIS) | 50.0 MWh | Jun 1993 | Dec 2023 | Distillate Fuel Oil |
| NYC-HH-New Bellevue Hospital | NYC-HH-New Bellevue Hospital | New York, NY | New York Independent System Operator (NYIS) | 171.0 MWh | Dec 1995 | Dec 2023 | Distillate Fuel Oil |
| NYP-Hudson Valley Hospital Center | NYP-Hudson Valley Hospital Center | Cortlandt Manor, NY | New York Independent System Operator (NYIS) | 26.0 MWh | Dec 2009 | Dec 2023 | Distillate Fuel Oil |
| NYP-Lower Manhattan Hospital | NYP-Lower Manhattan Hospital | New York, NY | New York Independent System Operator (NYIS) | 19.0 MWh | Dec 1991 | Dec 2023 | Distillate Fuel Oil |
| NYPH-Queens | NYPH-Queens | Flushing, NY | New York Independent System Operator (NYIS) | 64.0 MWh | Dec 1999 | Dec 2023 | Distillate Fuel Oil |
| NYS Rte 12 Community Solar | OYA NYS Rte 12 LLC | Clayton, NY | New York Independent System Operator (NYIS) | 7.5 GWh | Nov 2019 | Dec 2023 | Solar |
| NYU LANGONE HEALTH | NYU LANGONE HEALTH | New York, NY | New York Independent System Operator (NYIS) | 42.9 GWh | Sep 1992 | Dec 2023 | Natural Gas : 99.7% |
| NYU Luthern Medical Center | NYU Langone Health | New York City, NY | New York Independent System Operator (NYIS) | 105.0 MWh | Dec 1993 | Dec 2023 | Distillate Fuel Oil |
| O'Brien Solar Fields | Madison Gas & Electric Co | Fitchburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.4 GWh | Apr 2021 | Dec 2023 | Solar |
| O'Brien Wind | MidAmerican Energy Co | Primghar, IA | Midcontinent Independent System Operator, Inc. (MISO) | 834.6 GWh | Aug 2016 | Dec 2023 | Wind |
| O'Fallon Renewable Energy Center | Union Electric Co - (MO) | O'Fallon, MO | Midcontinent Independent System Operator, Inc. (MISO) | 5.3 GWh | Nov 2014 | Dec 2023 | Solar |
| O H Hutchings | Kimura Power LLC | Miamisburg, OH | PJM Interconnection, LLC (PJM) | 208.0 MWh | Jun 1948 | Dec 2023 | Natural Gas |
| O'Neill Creek Solar | O'Neill Creek Solar LLC | Gaston, OR | Portland General Electric Company (PGE) | 3.9 GWh | Oct 2019 | Dec 2023 | Solar |
| O'Shea Solar Farm | DTE Electric Company | Detroit, MI | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Jun 2017 | Dec 2023 | Solar |
| O W Sommers | City of San Antonio - (TX) | San Antonio, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.9 TWh | Mar 1972 | Dec 2023 | Natural Gas |
| Oahe | USACE-Omaha | Pierre, SD | Southwest Power Pool (SWPP) | 2.1 TWh | Mar 1962 | Dec 2023 | Water |
| Oak Bluffs Diesel Generating Facility | Vineyard Reliability LLC | Oak Bluffs, MA | ISO New England (ISNE) | 1.3 GWh | Dec 1968 | Dec 2023 | Distillate Fuel Oil |
| Oak Creek Energy Systems I | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 37.8 GWh | May 1982 | Dec 2023 | Wind |
| Oak Glen Wind Farm | Minnesota Municipal Power Agny | Blooming Prairie, MN | Midcontinent Independent System Operator, Inc. (MISO) | 95.7 GWh | Oct 2011 | Dec 2023 | Wind |
| Oak Grove | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 152.1 GWh | Jul 1924 | Dec 2023 | Water |
| Oak Grove Power Producers | Cube District Energy, LLC | Arcadia, KS | Southwest Power Pool (SWPP) | 20.2 GWh | Feb 2010 | Dec 2023 | Landfill Gas |
| Oak Grove (TX) | Luminant Generation Company LLC | Franklin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 11.5 TWh | Mar 2010 | Mar 2025 | Lignite Coal : 97.8% Natural Gas : 2.2% |
| Oak Hill Solar Array | Southern Indiana Gas & Elec Co | Evansville, IN | Midcontinent Independent System Operator, Inc. (MISO) | 3.4 GWh | Oct 2018 | Dec 2023 | Solar |
| Oak Leaf - CSG Portfolio (OL 36) | Distributed Solar Development, LLC | Watkins, CO | Southwest Power Pool (SWPP) | 2.6 GWh | May 2021 | Dec 2023 | Solar |
| Oak Leaf - CSG Portfolio (OL 37) | Distributed Solar Development, LLC | Watkins, CO | Southwest Power Pool (SWPP) | 3.3 GWh | Nov 2020 | Dec 2023 | Solar |
| Oak Leaf - CSG Portfolio (OL 38) | Distributed Solar Development, LLC | Watkins, CO | Southwest Power Pool (SWPP) | 3.4 GWh | May 2021 | Dec 2023 | Solar |
| Oak Leaf - CSG Portfolio (OL 39) | Distributed Solar Development, LLC | Watkins, CO | Southwest Power Pool (SWPP) | 3.5 GWh | May 2021 | Dec 2023 | Solar |
| Oak Leaf - CSG Portfolio (OL 44) | Distributed Solar Development, LLC | Watkins, CO | Southwest Power Pool (SWPP) | 3.4 GWh | Nov 2020 | Dec 2023 | Solar |
| Oak Leaf Solar XVIII LLC | Greenbacker Renewable Energy Corporation | Denver, CO | Southwest Power Pool (SWPP) | 13.9 GWh | Nov 2021 | Dec 2023 | Solar |
| Oak Leaf Solar XXI (CSG) | Greenbacker Renewable Energy Corporation | Watkins, CO | Public Service Company of Colorado (PSCO) | 3.5 GWh | Nov 2018 | Dec 2023 | Solar |
| Oak Leaf Solar XXII LLC (CSG) | Greenbacker Renewable Energy Corporation | Denver, CO | Public Service Company of Colorado (PSCO) | 3.6 GWh | Dec 2018 | Dec 2023 | Solar |
| Oak Leaf Solar XXIII LLC (CSG) | Greenbacker Renewable Energy Corporation | Watkins, CO | Public Service Company of Colorado (PSCO) | 3.5 GWh | Dec 2018 | Dec 2023 | Solar |
| Oak Leaf Solar XXIV LLC (CSG) | Greenbacker Renewable Energy Corporation | Watkins, CO | Public Service Company of Colorado (PSCO) | 3.1 GWh | Dec 2018 | Dec 2023 | Solar |
| Oak Leaf Solar XXV LLC (CSG) | Greenbacker Renewable Energy Corporation | Watkins, CO | Public Service Company of Colorado (PSCO) | 3.0 GWh | Nov 2018 | Dec 2023 | Solar |
| Oak Leaf Solar XXVI LLC | Greenbacker Renewable Energy Corporation | Denver, CO | Public Service Company of Colorado (PSCO) | 3.2 GWh | Dec 2018 | Dec 2023 | Solar |
| Oak Leaf Solar XXVII LLC | Greenbacker Renewable Energy Corporation | Greely, CO | Public Service Company of Colorado (PSCO) | 3.4 GWh | Oct 2018 | Dec 2023 | Solar |
| Oak Leaf Solar XXVIII LLC (CSG) | Greenbacker Renewable Energy Corporation | Platteville, CO | Public Service Company of Colorado (PSCO) | 3.0 GWh | May 2019 | Dec 2023 | Solar |
| Oak Leaf Solar XXX LLC (CSG) | Greenbacker Renewable Energy Corporation | Alamosa, CO | Public Service Company of Colorado (PSCO) | 4.0 GWh | Nov 2018 | Dec 2023 | Solar |
| Oak Leaf Solar XXXI LLC (CSG) | Greenbacker Renewable Energy Corporation | Debeque, CO | Public Service Company of Colorado (PSCO) | 3.3 GWh | Nov 2018 | Dec 2023 | Solar |
| Oak Leaf Solar XXXII (CSG) | Greenbacker Renewable Energy Corporation | Rifle, CO | Public Service Company of Colorado (PSCO) | 3.1 GWh | Feb 2019 | Dec 2023 | Solar |
| Oak Leaf Solar XXXIII LLC (Lantz) | Greenbacker Renewable Energy Corporation | Salida, CO | Public Service Company of Colorado (PSCO) | 3.9 GWh | Dec 2019 | Dec 2023 | Solar |
| Oak Point Cogen | Chevron Oronite Co LLC | Belle Chasse, LA | Midcontinent Independent System Operator, Inc. (MISO) | 92.8 GWh | Sep 1999 | Dec 2023 | Natural Gas |
| Oak Ridge LFGTE | Wabash Valley Power Assn, Inc | Logansport, IN | Midcontinent Independent System Operator, Inc. (MISO) | 21.7 GWh | Nov 2003 | Dec 2023 | Landfill Gas |
| Oak Ridge Solar | AES Clean Energy | Oak Ridge, LA | Midcontinent Independent System Operator, Inc. (MISO) | 451.3 GWh | Nov 2023 | Mar 2025 | Solar |
| Oak Solar | Oak Solar LLC | Gaston, NC | PJM Interconnection, LLC (PJM) | 214.4 GWh | Nov 2023 | Mar 2025 | Solar |
| Oak Street Solar | Citizens Enterprises Corporation | Springfield, MA | ISO New England (ISNE) | 5.4 GWh | Nov 2019 | Dec 2023 | Solar |
| Oak Trail Solar, LLC | Leeward Asset Management, LLC | Moyock, NC | PJM Interconnection, LLC (PJM) | 238.9 GWh | Jun 2023 | Mar 2025 | Solar |
| Oak Tree Energy | Consolidated Edison Development Inc. | Clark, SD | Southwest Power Pool (SWPP) | 66.7 GWh | Nov 2014 | Dec 2023 | Wind |
| Oakboro Farm | Palmetto Power Management LLC | Laurinburg, NC | Duke Energy Carolinas (DUK) | 8.3 GWh | Aug 2014 | Dec 2023 | Solar |
| Oakdale | Northern Indiana Pub Serv Co | Monticello, IN | Midcontinent Independent System Operator, Inc. (MISO) | 20.0 GWh | Oct 1925 | Dec 2023 | Water |
| Oakdale Power Station | Massachusetts Water Res Auth | West Boylston, MA | ISO New England (ISNE) | 12.0 GWh | Apr 1951 | Dec 2023 | Water |
| Oakfield Wind Project | Onward Energy | City of Oakfield, ME | ISO New England (ISNE) | 354.9 GWh | Sep 2015 | Mar 2025 | Wind |
| Oakland | Nautilus Solar Solutions | Oakland, ME | ISO New England (ISNE) | 8.0 GWh | Aug 2022 | Dec 2023 | Solar |
| Oakley Solar Project | Oakley Solar Project LLC | Oakley, CA | California Independent System Operator (CISO) | 2.4 GWh | May 2013 | Dec 2023 | Solar |
| Oakwood Solar | Oakwood Solar, LLC | Mebane, NC | Duke Energy Carolinas (DUK) | 9.5 GWh | May 2021 | Dec 2023 | Solar |
| Oasis Alta | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 45.4 GWh | Mar 2021 | Dec 2023 | Wind |
| Oasis Wind | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 205.4 GWh | Nov 2004 | Dec 2023 | Wind |
| Oberlin (KS) | City of Oberlin - (KS) | Oberlin, KS | Southwest Power Pool (SWPP) | 3.9 MWh | Dec 1953 | Dec 2023 | Distillate Fuel Oil |
| Oberlin (OH) | City of Oberlin - (OH) | Oberlin, OH | PJM Interconnection, LLC (PJM) | 292.0 MWh | Dec 1947 | Dec 2023 | Natural Gas : 84.0% Distillate Fuel Oil : 16.0% |
| Oberlin Spear Point Solar One | Oberlin College | Oberlin, OH | PJM Interconnection, LLC (PJM) | 2.1 GWh | Oct 2012 | Dec 2023 | Solar |
| Oberon IA | Oberon Solar IA | Odessa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 272.5 GWh | Jun 2020 | Mar 2025 | Solar |
| Oberon IB | Oberon Solar IB | Odessa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 55.4 GWh | Jun 2020 | Mar 2025 | Solar |
| Oberon II Solar Project | IP Oberon II, LLC | Desert Center, CA | California Independent System Operator (CISO) | 593.0 GWh | Aug 2023 | Mar 2025 | Solar |
| Oberon Solar Project | IP Oberon LLC | Desert Center, CA | California Independent System Operator (CISO) | 544.8 GWh | Aug 2023 | Mar 2025 | Solar |
| OBP Cogen | OBP Cogen LLC | New York, NY | New York Independent System Operator (NYIS) | 25.4 GWh | May 2010 | Dec 2023 | Natural Gas |
| Occidental College Solar Project | Occidental College | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 1.6 GWh | Jan 2013 | Dec 2023 | Solar |
| Ocean County Landfill | EPP Renewable Energy | 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) | 1.3 TWh | Nov 1990 | Dec 2023 | Natural Gas : 99.6% |
| Ocean State Power II | Ocean State Power II | Harrisville, RI | ISO New England (ISNE) | 1.1 TWh | Sep 1991 | Dec 2023 | Natural Gas : 99.7% |
| Oceana Solar | Virginia Electric & Power Co | Virginia Beach, VA | PJM Interconnection, LLC (PJM) | 29.0 GWh | Nov 2017 | Dec 2023 | Solar |
| OCI Alamo 2, LLC | OCI Solar Power | Converse, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 9.5 GWh | Feb 2014 | Dec 2023 | Solar |
| OCI Alamo 3 LLC | Consolidated Edison Development Inc. | San Antonio, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 10.3 GWh | Nov 2014 | Dec 2023 | Solar |
| OCI Alamo 4, LLC | Consolidated Edison Development Inc. | Brackettville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 78.9 GWh | Jul 2014 | Dec 2023 | Solar |
| OCI Alamo 5 LLC | Consolidated Edison Development Inc. | Uvalde, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 197.1 GWh | Nov 2015 | Dec 2023 | Solar |
| OCI Alamo 7 LLC | Consolidated Edison Development Inc. | Haskell, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 250.2 GWh | Jul 2016 | Dec 2023 | Solar |
| OCI Alamo Solar I Hybrid | OCI Solar Power | San Antonio, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 88.3 GWh | Nov 2013 | Dec 2023 | Solar |
| Ocoee 1 | Tennessee Valley Authority | Benton, TN | Tennessee Valley Authority (TVA) | 69.8 GWh | Dec 1911 | Dec 2023 | Water |
| Ocoee 2 | Tennessee Valley Authority | Benton, TN | Tennessee Valley Authority (TVA) | 80.7 GWh | Sep 1913 | Dec 2023 | Water |
| Ocoee 3 | Tennessee Valley Authority | Benton, TN | Tennessee Valley Authority (TVA) | 141.4 GWh | Mar 1943 | Dec 2023 | Water |
| Oconee | Duke Energy Carolinas, LLC | Seneca, SC | Duke Energy Carolinas (DUK) | 21.6 TWh | Jun 1973 | Mar 2025 | Nuclear |
| Oconto Falls Lower | Eagle Creek Renewable Energy, LLC | Oconto Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | Dec 1970 | Dec 2023 | Water |
| Oconto Falls Upper | Eagle Creek Renewable Energy, LLC | Oconto Falls, WI | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 GWh | Dec 1917 | Dec 2023 | Water |
| Ocotillo | Arizona Public Service Co | Tempe, AZ | Arizona Public Service Company (AZPS) | 442.8 GWh | Feb 1960 | Mar 2025 | Natural Gas |
| Ocotillo Express LLC | Pattern Operators LP | Ocotillo, CA | California Independent System Operator (CISO) | 523.7 GWh | Nov 2012 | Mar 2025 | Wind |
| Ocotillo Wells | Conductive Power | Borrego Springs, CA | California Independent System Operator (CISO) | 112.8 GWh | Aug 2023 | Mar 2025 | Solar |
| Ocotillo Windpower | Duke Energy Renewables Services | Forsan, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 18.4 GWh | Aug 2008 | Dec 2023 | Wind |
| Odell Wind Farm | Algonquin Power Co | Mountain Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 739.0 GWh | Jun 2016 | Dec 2023 | Wind |
| Odessa-Ector Power Plant | LaFrontera Holdings LLC | Odessa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 8.0 TWh | Jun 2001 | Mar 2025 | Natural Gas |
| Odin Wind Farm LLC | NRG Energy Gas & Wind Holdings Inc | Mountainlake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 34.2 GWh | Apr 2008 | Dec 2023 | Wind |
| Odyssey Energy Altura Cogen, LLC | Odyssey Operating Services | Channelview, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 3.6 TWh | Oct 1985 | Mar 2025 | Natural Gas |
| Odyssey Solar | Odyssey Solar, LLC | Pelion, SC | Dominion Energy South Carolina, Inc. (SCEG) | 17.5 GWh | Jul 2017 | Dec 2023 | Solar |
Summary of Power Plants By State
Figures are based on March 2025 generation numbers.| State | Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 75 | 10,399.45 GWh |
| Alaska | # 48 | 137 | 460.30 GWh |
| Arizona | # 16 | 167 | 7,756.35 GWh |
| Arkansas | # 29 | 81 | 4,503.48 GWh |
| California | # 5 | 1,596 | 15,306.94 GWh |
| Colorado | # 30 | 265 | 4,337.74 GWh |
| Connecticut | # 31 | 152 | 3,831.37 GWh |
| Delaware | # 50 | 31 | 183.34 GWh |
| District of Columbia | # 51 | 12 | 15.27 GWh |
| Florida | # 3 | 304 | 18,686.61 GWh |
| Georgia | # 9 | 241 | 9,979.52 GWh |
| Hawaii | # 46 | 67 | 749.10 GWh |
| Idaho | # 43 | 146 | 1,488.21 GWh |
| Illinois | # 4 | 338 | 15,592.21 GWh |
| Indiana | # 12 | 203 | 8,849.97 GWh |
| Iowa | # 20 | 281 | 6,323.45 GWh |
| Kansas | # 25 | 157 | 5,176.23 GWh |
| Kentucky | # 24 | 57 | 5,180.56 GWh |
| Louisiana | # 18 | 81 | 6,708.43 GWh |
| Maine | # 45 | 159 | 1,313.29 GWh |
| Maryland | # 39 | 181 | 2,427.73 GWh |
| Massachusetts | # 42 | 599 | 1,608.56 GWh |
| Michigan | # 10 | 268 | 9,898.87 GWh |
| Minnesota | # 26 | 740 | 5,082.27 GWh |
| Mississippi | # 19 | 55 | 6,374.07 GWh |
| Missouri | # 21 | 118 | 5,776.95 GWh |
| State | Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 69 | 2,309.70 GWh |
| Nebraska | # 37 | 119 | 3,008.88 GWh |
| Nevada | # 34 | 109 | 3,381.98 GWh |
| New Hampshire | # 44 | 56 | 1,374.49 GWh |
| New Jersey | # 28 | 375 | 4,514.07 GWh |
| New Mexico | # 35 | 140 | 3,378.20 GWh |
| New York | # 8 | 830 | 10,278.94 GWh |
| North Carolina | # 11 | 880 | 9,080.20 GWh |
| North Dakota | # 33 | 57 | 3,690.67 GWh |
| Ohio | # 6 | 191 | 11,252.37 GWh |
| Oklahoma | # 17 | 131 | 6,972.70 GWh |
| Oregon | # 22 | 260 | 5,543.74 GWh |
| Pennsylvania | # 2 | 240 | 19,658.43 GWh |
| Rhode Island | # 47 | 95 | 622.24 GWh |
| South Carolina | # 14 | 198 | 8,606.12 GWh |
| South Dakota | # 41 | 52 | 1,945.10 GWh |
| Tennessee | # 23 | 84 | 5,241.09 GWh |
| Texas | # 1 | 821 | 43,194.33 GWh |
| Utah | # 36 | 119 | 3,056.84 GWh |
| Vermont | # 49 | 112 | 230.44 GWh |
| Virginia | # 15 | 215 | 8,465.83 GWh |
| Washington | # 13 | 137 | 8,662.62 GWh |
| West Virginia | # 38 | 36 | 2,977.95 GWh |
| Wisconsin | # 27 | 222 | 4,571.79 GWh |
| Wyoming | # 32 | 73 | 3,817.24 GWh |