Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Oroville Cogeneration LP | Apex Power Generation Corp. | Oroville, CA | California Independent System Operator (CISO) | 672.3 MWh | Dec 1989 | Dec 2024 | Natural Gas |
| World Generation X | North American Energy Services | North Tonawanda, NY | New York Independent System Operator (NYIS) | 307.8 GWh | Jun 1993 | Sep 2024 | Natural Gas |
| Sumas Power Plant | Puget Sound Energy Inc | Sumas, WA | Puget Sound Energy, Inc. (PSEI) | 675.8 GWh | Feb 1993 | Dec 2024 | Natural Gas |
| Orlando Cogen LP | Florida Municipal Power Agency | Orlando, FL | Duke Energy Florida, Inc. (FPC) | 704.8 GWh | Aug 1993 | Dec 2024 | Natural Gas |
| Dome Project | Sentinel Peak Resources California, LLC | Fellows, CA | California Independent System Operator (CISO) | 47.5 GWh | Jul 1988 | Dec 2024 | Natural Gas |
| Goal Line LP | Goal Line LP | Escondido, CA | California Independent System Operator (CISO) | 8.3 GWh | Jul 1994 | Sep 2025 | Natural Gas |
| Welport Lease Project | Sentinel Peak Resources California, LLC | McKittrick, CA | California Independent System Operator (CISO) | 35.4 GWh | Feb 1990 | Dec 2024 | Natural Gas |
| Mulberry Cogeneration Facility | Florida Municipal Power Agency | Bartow, FL | Duke Energy Florida, Inc. (FPC) | 388.0 GWh | Apr 1994 | Dec 2024 | Natural Gas |
| Saranac Facility | Saranac Power Partners LP | Plattsburgh, NY | New York Independent System Operator (NYIS) | 354.9 GWh | May 1994 | Dec 2024 | Natural Gas |
| Berkshire Power | Berkshire Power Co LLC | Agawam, MA | ISO New England (ISNE) | 573.3 GWh | Aug 1999 | Dec 2024 | Natural Gas |
| Hermiston Generating Plant | Hermiston Generating Co LP | Hermiston, OR | PacifiCorp West (PACW) | 3.1 TWh | May 1996 | Nov 2025 | Natural Gas |
| Western Power & Steam Inc | Western Power and Steam II LLC | Bakersfield, CA | California Independent System Operator (CISO) | 27.2 GWh | Feb 1990 | Nov 2025 | Natural Gas |
| Whitewater Generating Station | Wisconsin Electric Power Co | Whitewater, WI | Midcontinent Independent System Operator, Inc. (MISO) | 863.1 GWh | Aug 1997 | Sep 2025 | Natural Gas |
| Wellesley College Central Utility Plant | Wellesley College | Wellesley, MA | ISO New England (ISNE) | 889.0 MWh | May 1985 | Dec 2024 | Natural Gas |
| Power Station 4 | South Houston Green Power LLC | Texas City, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 401.4 GWh | Aug 1986 | Dec 2024 | Natural Gas |
| Wasson CO2 Removal Plant | Occidental Permian Ltd | Denver City, TX | Southwest Power Pool (SWPP) | 145.6 GWh | Jan 1988 | Dec 2024 | Natural Gas |
| Freeport Energy | Olin Blue Cube Operations | Freeport, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.7 TWh | Mar 1978 | Nov 2025 | Natural Gas |
| Kern River Eastridge Cogen | Chevron USA Inc | Bakersfield, CA | California Independent System Operator (CISO) | 226.1 GWh | May 1988 | Nov 2025 | Natural Gas |
| Cymric 36W Cogen | Chevron USA Inc | McKittrick, CA | California Independent System Operator (CISO) | 59.2 GWh | Sep 1982 | Dec 2024 | Natural Gas |
| New Mexico State University | New Mexico State University | Las Cruces, NM | El Paso Electric Company (EPE) | 31.4 GWh | Nov 1996 | Nov 2025 | Natural Gas |
| Berry Placerita Cogen | Shadow Wolf Energy | Santa Clarita, CA | California Independent System Operator (CISO) | 2.1 GWh | Feb 1990 | Oct 2025 | Natural Gas |
| Celanese Acetate LLC | Celanese Acetate LLC | Narrows, VA | PJM Interconnection, LLC (PJM) | 156.1 GWh | Dec 1941 | Nov 2025 | Natural Gas |
| LSP-Cottage Grove LP | Cottage Grove Operating Services LLC | Cottage Grove, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.3 TWh | Sep 1997 | Dec 2024 | Natural Gas |
| Pratt & Whitney | United Technologies | East Hartford, CT | ISO New England (ISNE) | 84.1 GWh | Dec 1991 | Oct 2025 | Natural Gas |
| Texas City Power Plant | Texas City Cogeneration LLC | Texas City, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.8 TWh | Apr 1987 | Nov 2025 | Natural Gas |
| Dighton Power Plant | Dighton Power, LLC | Dighton, MA | ISO New England (ISNE) | 531.1 GWh | Apr 1999 | Dec 2024 | Natural Gas |
| Phelps Dodge Refining | Phelps Dodge Refining Corp | El Paso, TX | El Paso Electric Company (EPE) | 56.1 GWh | Sep 1986 | Dec 2024 | Natural Gas |
| Coalinga 25D Cogen | Chevron USA Inc | Coalinga, CA | California Independent System Operator (CISO) | 42.3 GWh | Sep 1986 | Dec 2024 | Natural Gas |
| Taft 26C Cogen | Chevron USA Inc | Taft, CA | California Independent System Operator (CISO) | 42.8 GWh | Jun 1982 | Nov 2025 | Natural Gas |
| Cymric 31X Cogen | Chevron USA Inc | McKittrick, CA | California Independent System Operator (CISO) | 20.2 GWh | Sep 1988 | Dec 2024 | Natural Gas |
| University of Tennessee Steam Plant | University of Tennessee | Knoxville, TN | Tennessee Valley Authority (TVA) | 33.8 GWh | May 1996 | Nov 2025 | Natural Gas |
| Opryland USA | Gaylord Entertainment Co | Nashville, TN | Tennessee Valley Authority (TVA) | 2.9 GWh | Jun 1995 | Nov 2025 | Natural Gas |
| Rio Bravo | Public Service Co of NM | Albuquerque, NM | Public Service Company of New Mexico (PNM) | 418.8 GWh | Mar 2000 | Dec 2024 | Natural Gas |
| JCO Oxides Olefins Plant | Indorama Ventures | Port Neeches, TX | Midcontinent Independent System Operator, Inc. (MISO) | 613.8 GWh | Aug 1992 | Dec 2024 | Natural Gas |
| Ergon Refining Vicksburg | Ergon Refining Inc | Vicksburg, MS | Midcontinent Independent System Operator, Inc. (MISO) | 31.8 GWh | Feb 1995 | Dec 2024 | Natural Gas |
| Spruance Operating Services LLC | Veolia Energy Operating Service | Richmond, VA | PJM Interconnection, LLC (PJM) | 67.0 GWh | Apr 1992 | Nov 2025 | Natural Gas |
| Indeck Olean Energy Center | Indeck-Olean Ltd Partnership | Olean, NY | New York Independent System Operator (NYIS) | 34.5 GWh | Dec 1993 | Dec 2024 | Natural Gas |
| Lockport Energy Associates LP | Lockport Energy Associates LP | Lockport, NY | New York Independent System Operator (NYIS) | 132.0 GWh | Jun 1992 | Jan 2024 | Natural Gas |
| Rensselaer Cogen | Rensselaer Generating LLC | Rensselaer, NY | New York Independent System Operator (NYIS) | 18.8 GWh | Mar 1994 | Dec 2024 | Natural Gas |
| Warner Lambert | University of Michigan NCampus Research | Ann Arbor, MI | Midcontinent Independent System Operator, Inc. (MISO) | 24.2 GWh | Jul 1989 | Nov 2025 | Natural Gas |
| Yuba City Cogen Partners | Wellhead Services, Inc | Yuba City, CA | California Independent System Operator (CISO) | 22.9 GWh | Nov 1990 | Dec 2024 | Natural Gas |
| Tesoro Kenai Cogeneration Plant | Tesoro Alaska Company LLC | Kenai, AK | 42.5 GWh | Oct 1988 | Nov 2025 | Natural Gas | |
| Mass Inst Tech Cntrl Utilities/Cogen Plt | Massachusetts Inst of Tech | Cambridge, MA | ISO New England (ISNE) | 204.8 GWh | May 1995 | Dec 2024 | Natural Gas |
| Midway Sunset Cogen | Midway-Sunset Cogeneration Co | Fellows, CA | California Independent System Operator (CISO) | 111.6 GWh | Apr 1989 | Aug 2025 | Natural Gas |
| West Point (PA) | Merck & Co Inc-West Point | West Point, PA | PJM Interconnection, LLC (PJM) | 272.0 GWh | Dec 1971 | Dec 2024 | Natural Gas |
| Michigan Power LP | Michigan Power Limited Partnership | Ludington, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 TWh | Sep 1995 | Dec 2024 | Natural Gas |
| CP Kelco San Diego Plant | CP Kelco US Inc. | San Diego, CA | California Independent System Operator (CISO) | 74.7 GWh | Sep 1983 | Nov 2025 | Natural Gas |
| C R Wing Cogen Plant | BHER Power Resources, Inc | Big Spring, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 133.7 GWh | Jun 1987 | Dec 2024 | Natural Gas |
| Orange Grove Peaking Facility | Orange Grove Energy LP | Pala, CA | California Independent System Operator (CISO) | 23.6 GWh | May 2010 | Dec 2024 | Natural Gas |
| West Deptford Energy Station | West Deptford Energy LLC | West Deptford, NJ | PJM Interconnection, LLC (PJM) | 351.4 GWh | Sep 2014 | Nov 2025 | Natural Gas |
| Niland Gas Turbine Plant | Imperial Irrigation District | Niland, CA | Imperial Irrigation District (IID) | 55.7 GWh | May 2008 | Dec 2024 | Natural Gas |
| Coolidge Generation Station | Salt River Project | Coolidge, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 62.0 GWh | Apr 2011 | Nov 2025 | Natural Gas |
| Mustang Station Unit 4 | Golden Spread Electric Cooperative, Inc | Denver City, TX | Southwest Power Pool (SWPP) | 1.7 TWh | Mar 2006 | Dec 2024 | Natural Gas |
| CPV Valley Energy Center | CPV Valley, LLC | Wawayanda, NY | New York Independent System Operator (NYIS) | 4.7 TWh | Apr 2018 | Nov 2025 | Natural Gas |
| Harry D Mattison Gas Plant | Southwestern Electric Power Co | Tontitown, AR | Southwest Power Pool (SWPP) | 278.7 GWh | Jun 2007 | Nov 2024 | Natural Gas |
| Fairfield University CHP Plant | Fairfield University | Fairfield, CT | ISO New England (ISNE) | 26.1 GWh | Sep 2007 | Dec 2024 | Natural Gas |
| Municipal Power Plant | City of Zeeland - (MI) | Zeeland, MI | Midcontinent Independent System Operator, Inc. (MISO) | 63.0 MWh | May 2002 | Dec 2024 | Natural Gas |
| Dave Gates Generating Station | NorthWestern Energy (MT wind/thermal) | Anaconda, MT | NorthWestern Corporation (NWMT) | 519.1 GWh | Dec 2010 | Nov 2025 | Natural Gas |
| Quail Run Energy Center | Quail Run Energy Partners, LP | Odessa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 3.1 TWh | Apr 2002 | Dec 2024 | Natural Gas |
| San Jacinto County Peaking Facility | East Texas Electric Coop, Inc | Shepherd, TX | Midcontinent Independent System Operator, Inc. (MISO) | 139.6 GWh | Jun 2001 | Dec 2024 | Natural Gas |
| Bear Valley Power Plant | Bear Valley Electric Service | Big Bear Lake, CA | California Independent System Operator (CISO) | 307.0 MWh | Dec 2004 | Dec 2024 | Natural Gas |
| J Lamar Stall Unit | Southwestern Electric Power Co | Shreveport, LA | Southwest Power Pool (SWPP) | 3.3 TWh | May 2010 | Nov 2025 | Natural Gas |
| Whitemarsh Central Utility Plant | Whitemarsh Continuing Care Retirement Community | Lafayette Hill, PA | PJM Interconnection, LLC (PJM) | 97.0 MWh | Apr 2007 | Dec 2023 | Natural Gas |
| PPS Power Plant No 1 | Paducah Power System | Paducah, KY | Louisville Gas and Electric Company and Kentucky Utilities Company (LGEE) | 109.4 GWh | May 2010 | Dec 2024 | Natural Gas |
| Hardin County Peaking Facility | Entergy Texas Inc. | Kountze, TX | Midcontinent Independent System Operator, Inc. (MISO) | 194.6 GWh | Jun 2001 | Dec 2024 | Natural Gas |
| Bayonne Energy Center | Bayonne Energy Center LLC | Bayonne, NJ | New York Independent System Operator (NYIS) | 948.3 GWh | May 2012 | Nov 2025 | Natural Gas |
| Trigen St. Louis | Centerstream STL, LLC | St Louis, MO | Midcontinent Independent System Operator, Inc. (MISO) | 86.1 GWh | May 1999 | Jul 2025 | Natural Gas |
| Roseville Energy Park | City of Roseville - (CA) | Roseville, CA | Balancing Authority of Northern California (BANC) | 504.4 GWh | Oct 2007 | Nov 2025 | Natural Gas |
| Plains End II LLC | Plains End Operating Services LLC | Arvada, CO | Public Service Company of Colorado (PSCO) | 10.3 GWh | Apr 2008 | Dec 2024 | Natural Gas |
| Pueblo Airport Generating Station | Black Hills Service Company LLC | Pueblo, CO | Public Service Company of Colorado (PSCO) | 1.6 TWh | Dec 2011 | Nov 2025 | Natural Gas |
| Hargis-Hebert Electric Generating | Lafayette Utilities System | Lafayette, LA | Midcontinent Independent System Operator, Inc. (MISO) | 52.7 GWh | May 2006 | Dec 2024 | Natural Gas |
| El Cajon Energy Center | Wellhead Services, Inc | El Cajon, CA | California Independent System Operator (CISO) | 9.0 GWh | May 2010 | Dec 2024 | Natural Gas |
| South Energy Center | Gainesville Regional Utilities | Gainesville, FL | Gainesville Regional Utilities (GVL) | 49.3 GWh | Apr 2009 | Dec 2024 | Natural Gas |
| Colusa Generating Station | Pacific Gas & Electric Co. | Maxwell, CA | California Independent System Operator (CISO) | 2.8 TWh | Nov 2010 | Nov 2025 | Natural Gas |
| Barre Peaker | Southern California Edison Co | Stanton, CA | California Independent System Operator (CISO) | 12.7 GWh | Aug 2007 | Nov 2024 | Natural Gas |
| Panoche Energy Center | Panoche Energy Center, LLC | Firebaugh, CA | California Independent System Operator (CISO) | 852.4 GWh | May 2009 | Nov 2025 | Natural Gas |
| MJMEUC Generating Station #1 | Missouri Jnt Muni.Pwr Elec. Ut. Comm. | Laddonia, MO | Southwest Power Pool (SWPP) | 86.7 GWh | Sep 2007 | Dec 2024 | Natural Gas |
| Gateway Generating Station | Pacific Gas & Electric Co. | Antioch, CA | California Independent System Operator (CISO) | 3.0 TWh | Dec 2008 | Nov 2025 | Natural Gas |
| Center Hybrid | Southern California Edison Co | Norwalk, CA | California Independent System Operator (CISO) | 7.2 GWh | Aug 2007 | Dec 2024 | Natural Gas |
| Los Esteros Critical Energy Center | Los Esteros Critical Energy Facility LLC | San Jose, CA | California Independent System Operator (CISO) | 150.3 GWh | Jan 2003 | Nov 2025 | Natural Gas |
| Mira Loma Peaker | Southern California Edison Co | Ontario, CA | California Independent System Operator (CISO) | 11.3 GWh | Aug 2007 | Dec 2024 | Natural Gas |
| Grapeland Hybrid | Southern California Edison Co | Rancho Cucamonga, CA | California Independent System Operator (CISO) | 3.9 GWh | Aug 2007 | Dec 2024 | Natural Gas |
| McGrath Peaker | Southern California Edison Co | Oxnard, CA | California Independent System Operator (CISO) | 7.4 GWh | Oct 2012 | Dec 2024 | Natural Gas |
| Russell City Energy Center | Russell City Energy Company LLC | Hayward, CA | California Independent System Operator (CISO) | 1.5 TWh | Jul 2013 | Nov 2025 | Natural Gas |
| Marshfield Utilities Gas Plant | City of Marshfield - (WI) | Marshfield, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | May 2011 | Dec 2024 | Natural Gas |
| Geneva Generation Facility | City of Geneva- (IL) | Geneva, IL | PJM Interconnection, LLC (PJM) | 9.2 GWh | May 2005 | Dec 2024 | Natural Gas |
| Haworth Water Treatment Plant | NextEra Renewable Fuels, LLC | Haworth, NJ | PJM Interconnection, LLC (PJM) | 15.8 GWh | Nov 2004 | Dec 2024 | Natural Gas |
| Hobbs Generating Station | Lea Power Partners LLC | Hobbs, NM | Southwest Power Pool (SWPP) | 3.3 TWh | Aug 2008 | Nov 2025 | Natural Gas |
| Spindle Hill Energy Center | Invenergy Services LLC | Fort Lupton, CO | Public Service Company of Colorado (PSCO) | 727.6 GWh | Apr 2007 | Nov 2025 | Natural Gas |
| CFB Power Plant | Formosa Plastics Corp | Point Comfort, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 853.6 GWh | Feb 2012 | Dec 2024 | Natural Gas |
| Geismar Cogen | Air Liquide Large Industries U S LP | Geismar, LA | Midcontinent Independent System Operator, Inc. (MISO) | 585.7 GWh | Dec 1999 | Dec 2024 | Natural Gas |
| Colorado Bend Energy Center | CER Colorado Bend Energy Partners LP | Wharton, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 2.3 TWh | Apr 2002 | Nov 2025 | Natural Gas |
| Cedar Bayou 4 | NRG Cedar Bayou Development Company LLC | Eldon, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 2.3 TWh | May 2009 | Dec 2024 | Natural Gas |
| CPV St Charles Energy Center | CPV Maryland LLC | Waldorf, MD | PJM Interconnection, LLC (PJM) | 4.6 TWh | Jan 2017 | Nov 2025 | Natural Gas |
| Black Mountain Generating Station | UNS Electric, Inc | Golden Valley, AZ | Tucson Electric Power (TEPC) | 86.4 GWh | Apr 2008 | Dec 2024 | Natural Gas |
| Elkins Generating Center | Arkansas Electric Coop Corp | Elkins, AR | Southwest Power Pool (SWPP) | 20.7 GWh | Apr 2010 | Dec 2024 | Natural Gas |
| Goodman Energy Center | Midwest Energy Inc - (KS) | Hays, KS | Southwest Power Pool (SWPP) | 92.9 GWh | May 2008 | Dec 2024 | Natural Gas |
| Winchester Power Park | Lower Colorado River Authority | Winchester, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 51.5 GWh | Apr 2010 | Dec 2024 | Natural Gas |
| NIH Cogeneration Facility | National Institutes of Health | Bethesda, MD | PJM Interconnection, LLC (PJM) | 153.4 GWh | Jun 2004 | Nov 2025 | Natural Gas |
| Midway Peaking LLC | CalPeak Power, LLC | Firebaugh, CA | California Independent System Operator (CISO) | 15.7 GWh | Apr 2009 | Dec 2024 | Natural Gas |
Summary of Power Plants By State
Figures are based on November 2025 generation numbers.| State | Rank | Active Plants | Nov 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 11,511.20 GWh |
| Alaska | # 48 | 144 | 528.08 GWh |
| Arizona | # 13 | 184 | 8,245.57 GWh |
| Arkansas | # 24 | 116 | 5,216.59 GWh |
| California | # 4 | 1,736 | 15,288.71 GWh |
| Colorado | # 29 | 302 | 4,252.83 GWh |
| Connecticut | # 34 | 166 | 3,697.17 GWh |
| Delaware | # 49 | 33 | 425.33 GWh |
| District of Columbia | # 51 | 16 | 14.43 GWh |
| Florida | # 2 | 323 | 18,667.27 GWh |
| Georgia | # 8 | 262 | 11,183.00 GWh |
| Hawaii | # 47 | 73 | 801.36 GWh |
| Idaho | # 43 | 146 | 1,663.41 GWh |
| Illinois | # 5 | 384 | 14,942.91 GWh |
| Indiana | # 15 | 211 | 7,722.21 GWh |
| Iowa | # 19 | 293 | 6,283.14 GWh |
| Kansas | # 32 | 187 | 4,136.03 GWh |
| Kentucky | # 21 | 60 | 5,370.35 GWh |
| Louisiana | # 12 | 86 | 8,259.66 GWh |
| Maine | # 45 | 216 | 1,300.62 GWh |
| Maryland | # 40 | 203 | 2,568.19 GWh |
| Massachusetts | # 41 | 648 | 1,975.71 GWh |
| Michigan | # 9 | 273 | 10,785.64 GWh |
| Minnesota | # 28 | 765 | 4,723.22 GWh |
| Mississippi | # 23 | 57 | 5,274.88 GWh |
| Missouri | # 22 | 128 | 5,368.91 GWh |
| State | Rank | Active Plants | Nov 2025 Generation |
|---|---|---|---|
| Montana | # 39 | 71 | 2,609.34 GWh |
| Nebraska | # 35 | 129 | 3,447.15 GWh |
| Nevada | # 38 | 114 | 3,066.88 GWh |
| New Hampshire | # 44 | 60 | 1,466.90 GWh |
| New Jersey | # 27 | 393 | 4,952.95 GWh |
| New Mexico | # 36 | 144 | 3,313.38 GWh |
| New York | # 10 | 956 | 10,414.21 GWh |
| North Carolina | # 11 | 909 | 9,927.17 GWh |
| North Dakota | # 33 | 61 | 3,714.56 GWh |
| Ohio | # 6 | 198 | 11,688.48 GWh |
| Oklahoma | # 18 | 143 | 6,525.64 GWh |
| Oregon | # 20 | 275 | 5,407.05 GWh |
| Pennsylvania | # 3 | 256 | 17,277.29 GWh |
| Rhode Island | # 46 | 100 | 833.56 GWh |
| South Carolina | # 16 | 208 | 7,560.03 GWh |
| South Dakota | # 42 | 52 | 1,785.37 GWh |
| Tennessee | # 26 | 88 | 5,030.87 GWh |
| Texas | # 1 | 955 | 43,514.30 GWh |
| Utah | # 37 | 125 | 3,174.08 GWh |
| Vermont | # 50 | 117 | 164.43 GWh |
| Virginia | # 17 | 239 | 7,087.47 GWh |
| Washington | # 14 | 137 | 7,966.23 GWh |
| West Virginia | # 31 | 39 | 4,211.99 GWh |
| Wisconsin | # 25 | 250 | 5,195.24 GWh |
| Wyoming | # 30 | 71 | 4,237.64 GWh |