Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Biola University Hybrid | Biola University | La Mirada, CA | California Independent System Operator (CISO) | 13.5 GWh | Mar 1990 | May 2026 | Natural Gas |
| Saguaro Power | Saguaro Power Co | Henderson, NV | Nevada Power Company (NEVP) | 264.5 GWh | Aug 1991 | Oct 2025 | Natural Gas |
| Amalgamated Sugar LLC Nampa | Amalgamated Sugar Co-Nampa | Nampa, ID | Idaho Power Company (IPCO) | 46.8 GWh | Sep 1948 | Dec 2025 | Natural Gas |
| Yuma Cogeneration Associates | Falcon Power Operating Company | Yuma, AZ | Arizona Public Service Company (AZPS) | 14.6 GWh | Feb 1994 | May 2026 | Natural Gas |
| Louisiana Tech University Power Plant | Louisiana Tech University | Ruston, LA | Midcontinent Independent System Operator, Inc. (MISO) | 48.9 GWh | Jun 2004 | Dec 2025 | Natural Gas |
| Goal Line LP | Goal Line LP | Escondido, CA | California Independent System Operator (CISO) | 11.7 GWh | Jul 1994 | May 2026 | Natural Gas |
| Gillette SBMC | The Gillette Company | Boston, MA | ISO New England (ISNE) | 54.2 GWh | Jan 1971 | May 2026 | Natural Gas |
| Hermiston Generating Plant | Hermiston Generating Co LP | Hermiston, OR | PacifiCorp West (PACW) | 3.0 TWh | May 1996 | May 2026 | Natural Gas |
| Live Oak Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 20.1 GWh | Feb 1992 | Mar 2026 | Natural Gas |
| CSL Behring LLC | CSL Behring LLC | Bradley, IL | PJM Interconnection, LLC (PJM) | 29.8 GWh | Apr 1993 | Dec 2025 | Natural Gas |
| Saint Agnes Medical Center | Saint Agnes Medical Center | Fresno, CA | California Independent System Operator (CISO) | 32.0 GWh | Apr 2001 | May 2026 | Natural Gas |
| Milford Power LP | Milford Power LLC | Milford, MA | ISO New England (ISNE) | 253.3 GWh | Feb 1993 | Dec 2025 | Natural Gas |
| Phelps Dodge Refining | Phelps Dodge Refining Corp | El Paso, TX | El Paso Electric Company (EPE) | 59.2 GWh | Sep 1986 | Dec 2025 | Natural Gas |
| Stony Brook Cogen Plant | Nissequoque Cogen Partners | Stony Brook, NY | New York Independent System Operator (NYIS) | 284.6 GWh | Mar 1995 | Dec 2025 | Natural Gas |
| Sun Peak Generating Station | Nevada Power Co | Las Vegas, NV | Nevada Power Company (NEVP) | 29.8 GWh | May 1991 | Dec 2025 | Natural Gas |
| World Generation X | North American Energy Services | North Tonawanda, NY | New York Independent System Operator (NYIS) | 404.3 GWh | Jun 1993 | Dec 2025 | Natural Gas |
| Presence Saint Mary of Nazareth Hospital | Presence Health | Chicago, IL | PJM Interconnection, LLC (PJM) | 980.0 kWh | Jul 1993 | Dec 2025 | Natural Gas |
| Kennedy International Airport Cogen | KIAC Partners | Jamaica, NY | New York Independent System Operator (NYIS) | 609.1 GWh | Nov 1994 | Dec 2025 | Natural Gas |
| Mass Inst Tech Cntrl Utilities/Cogen Plt | Massachusetts Inst of Tech | Cambridge, MA | ISO New England (ISNE) | 209.4 GWh | May 1995 | Dec 2025 | 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 |
| Ergon Refining Vicksburg | Ergon Refining Inc | Vicksburg, MS | Midcontinent Independent System Operator, Inc. (MISO) | 35.0 GWh | Feb 1995 | Dec 2025 | Natural Gas |
| Spruance Operating Services LLC | Veolia Energy Operating Service | Richmond, VA | PJM Interconnection, LLC (PJM) | 65.3 GWh | Apr 1992 | May 2026 | Natural Gas |
| Wellesley College Central Utility Plant | Wellesley College | Wellesley, MA | ISO New England (ISNE) | 9.6 GWh | May 1985 | Dec 2025 | Natural Gas |
| Lockport Energy Associates LP | Lockport Energy Associates LP | Lockport, NY | New York Independent System Operator (NYIS) | 413.0 GWh | Jun 1992 | Dec 2025 | Natural Gas |
| New Mexico State University | New Mexico State University | Las Cruces, NM | El Paso Electric Company (EPE) | 28.0 GWh | Nov 1996 | May 2026 | Natural Gas |
| LSP-Cottage Grove LP | Cottage Grove Operating Services LLC | Cottage Grove, MN | Midcontinent Independent System Operator, Inc. (MISO) | 549.4 GWh | Sep 1997 | Dec 2025 | Natural Gas |
| Hoffer Plastics | Hoffer Plastics | South Elgin, IL | PJM Interconnection, LLC (PJM) | 2.7 GWh | Mar 1992 | May 2026 | Natural Gas |
| Western Power & Steam Inc | Western Power and Steam II LLC | Bakersfield, CA | California Independent System Operator (CISO) | 17.7 GWh | Feb 1990 | May 2026 | Natural Gas |
| Sinclair Oil Refinery | HF Sinclair Parco Refining LLC | Sinclair, WY | PacifiCorp East (PACE) | 5.9 GWh | Dec 1924 | May 2026 | Natural Gas |
| Orange Cogeneration Facility | Northern Star Generation Services Co LLC | Bartow, FL | Duke Energy Florida, Inc. (FPC) | 374.6 GWh | Jan 1995 | Dec 2025 | Natural Gas |
| Mulberry Cogeneration Facility | Florida Municipal Power Agency (FL) | Bartow, FL | Duke Energy Florida, Inc. (FPC) | 388.0 GWh | Apr 1994 | Dec 2024 | Natural Gas |
| Welport Lease Project | Sentinel Peak Resources California, LLC | McKittrick, CA | California Independent System Operator (CISO) | 33.7 GWh | Feb 1990 | Dec 2025 | Natural Gas |
| Dome Project | Sentinel Peak Resources California, LLC | Fellows, CA | California Independent System Operator (CISO) | 48.4 GWh | Jul 1988 | Dec 2025 | Natural Gas |
| Nevada Cogen Assoc#1 GarnetVly | Nevada Cogeneration Assoc # 1 | Las Vegas, NV | Nevada Power Company (NEVP) | 298.7 GWh | Mar 1992 | May 2026 | Natural Gas |
| Nevada Cogen Associates 2 Black Mountain | Nevada Cogeneration Assoc # 2 | Las Vegas, NV | Nevada Power Company (NEVP) | 255.0 GWh | Oct 1992 | May 2026 | Natural Gas |
| Orlando Cogen LP | Florida Municipal Power Agency (FL) | Orlando, FL | Duke Energy Florida, Inc. (FPC) | 704.8 GWh | Aug 1993 | Dec 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 |
| Oroville Cogeneration, LLC | Apex Power Generation Corp. | Oroville, CA | California Independent System Operator (CISO) | 115.6 MWh | Dec 1989 | Dec 2025 | Natural Gas |
| Formosa Plastics | Formosa Plastics Corp | Baton Rouge, LA | Midcontinent Independent System Operator, Inc. (MISO) | 416.2 GWh | Apr 1985 | Dec 2025 | Natural Gas |
| Village Creek Water Reclamation Facility | Ft Worth, City of - (TX) | Arlington, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 28.7 GWh | Mar 1994 | May 2026 | Natural Gas |
| Magic Valley Generating Station | Calpine Corp-Magic Valley | Edinburg, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.8 TWh | Jan 2002 | May 2026 | Natural Gas |
| Ferndale Generating Station | Puget Sound Energy Inc | Ferndale, WA | Puget Sound Energy, Inc. (PSEI) | 737.5 GWh | Mar 1994 | May 2026 | Natural Gas |
| Charter Dura-Bar | Wells Manufacturing Co | Woodstock, IL | PJM Interconnection, LLC (PJM) | 8.0 GWh | Mar 1992 | May 2026 | Natural Gas |
| Sithe Independence Station | Sithe/Independence LLC | Oswego, NY | New York Independent System Operator (NYIS) | 6.8 TWh | Jul 1994 | May 2026 | Natural Gas |
| W&T Onshore Treating Facility (OTF) | W&T Offshore Inc | Theodore, AL | Southern Company Services, Inc. - Trans (SOCO) | 52.3 GWh | Aug 1993 | Dec 2025 | Natural Gas |
| Ingredion Incorporated | Ingredion Inc - Illinois | Bedford Park, IL | PJM Interconnection, LLC (PJM) | 219.6 GWh | Apr 1991 | Dec 2024 | Natural Gas |
| Morton Salt Rittman | Morton Salt Inc | Rittman, OH | PJM Interconnection, LLC (PJM) | 14.3 GWh | Sep 1978 | Dec 2025 | Natural Gas |
| Bucknell University | Bucknell University | Lewisburg, PA | PJM Interconnection, LLC (PJM) | 43.6 GWh | Sep 1991 | May 2026 | Natural Gas |
| Saranac Facility | Saranac Power Partners LP | Plattsburgh, NY | New York Independent System Operator (NYIS) | 387.0 GWh | May 1994 | Dec 2025 | Natural Gas |
| Westhollow Technology Center | Shell Chemical LP | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 12.6 GWh | Dec 1987 | Dec 2025 | Natural Gas |
| Massena Energy Facility | Power City Partners LP | Massena, NY | New York Independent System Operator (NYIS) | 43.6 GWh | Jun 1992 | Oct 2025 | Natural Gas |
| Batavia Power Plant | Seneca Power Partners LP | Batavia, NY | New York Independent System Operator (NYIS) | 17.6 GWh | Aug 1992 | Dec 2025 | Natural Gas |
| Warner Lambert | University of Michigan NCampus Research | Ann Arbor, MI | Midcontinent Independent System Operator, Inc. (MISO) | 24.2 GWh | Jul 1989 | May 2026 | Natural Gas |
| Pratt & Whitney | United Technologies | East Hartford, CT | ISO New England (ISNE) | 75.9 GWh | Dec 1991 | May 2026 | Natural Gas |
| Pasadena Cogeneration | Pasadena Cogeneration LP | Pasadena, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 5.0 TWh | May 1998 | May 2026 | Natural Gas |
| Madison | Duke Energy Indiana, LLC | Trenton, OH | PJM Interconnection, LLC (PJM) | 1.0 TWh | May 2000 | Dec 2024 | Natural Gas |
| Vermillion Energy Facility | Duke Energy Ohio Inc | Cayuga, IN | Midcontinent Independent System Operator, Inc. (MISO) | 422.3 GWh | May 2000 | Dec 2025 | Natural Gas |
| Opryland USA | Gaylord Entertainment Co | Nashville, TN | Tennessee Valley Authority (TVA) | 8.0 GWh | Jun 1995 | May 2026 | Natural Gas |
| Rio Bravo | Public Service Co of NM | Albuquerque, NM | Public Service Company of New Mexico (PNM) | 287.6 GWh | Mar 2000 | Dec 2025 | Natural Gas |
| Zeeland Generating Station | Consumers Energy Co - (MI) | Zeeland, MI | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 TWh | May 2001 | May 2026 | Natural Gas |
| Berkshire Power | Berkshire Power Co LLC | Agawam, MA | ISO New England (ISNE) | 809.5 GWh | Aug 1999 | Dec 2025 | Natural Gas |
| Gregory Power Plant | Gregory Power Partners LLC | Gregory, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 721.0 GWh | Jun 2000 | May 2026 | Natural Gas |
| Bridgeport Energy Project | Bridgeport Energy LLC | Bridgeport, CT | ISO New England (ISNE) | 2.7 TWh | May 1998 | May 2026 | Natural Gas |
| Brownsville Peaking Power | Tennessee Valley Authority | Brownsville, TN | Tennessee Valley Authority (TVA) | 119.4 GWh | May 1999 | Dec 2025 | Natural Gas |
| Cherokee County Cogen | Cherokee County Cogen Partners LLC | Gaffney, SC | South Carolina Public Service Authority (SC) | 644.3 GWh | Feb 1998 | Dec 2025 | Natural Gas |
| Millennium Power | Millennium Power Company, LLC | Charlton, MA | ISO New England (ISNE) | 995.2 GWh | Mar 2001 | May 2026 | Natural Gas |
| Crockett Cogen Project | Crockett Cogeneration | Crockett, CA | California Independent System Operator (CISO) | 1.3 TWh | Nov 1995 | Feb 2026 | Natural Gas |
| Tiverton Power Plant | Tiverton Power LLC | Tiverton, RI | ISO New England (ISNE) | 1.5 TWh | Feb 2000 | Dec 2025 | Natural Gas |
| Desert Star Energy Center | Desert Star Energy Center SDG&E | Boulder City, NV | California Independent System Operator (CISO) | 328.9 GWh | Apr 2000 | May 2026 | Natural Gas |
| Bridgeport Gas Processing Plant | EnLink Midstream Services, LLC | Bridgeport, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 46.6 GWh | Jun 2000 | Dec 2025 | Natural Gas |
| Pine Bluff Energy Center | Pine Bluff Energy LLC | Pine Bluff, AR | Midcontinent Independent System Operator, Inc. (MISO) | 943.4 GWh | Jul 2001 | May 2026 | Natural Gas |
| Tenaska Frontier Generation Station | Tenaska Frontier Partners Ltd | Shiro, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 4.3 TWh | Apr 2000 | May 2026 | Natural Gas |
| Sutter Energy Center | Calpine Corp-Sutter | Yuba City, CA | Balancing Authority of Northern California (BANC) | 1.5 TWh | Jun 2001 | May 2026 | Natural Gas |
| Maine Independence Station | Casco Bay Energy Co LLC | Veazie, ME | ISO New England (ISNE) | 1.4 TWh | Apr 2000 | Dec 2025 | Natural Gas |
| Batesville Generation Facility | Cooperative Energy | Batesville, MS | Tennessee Valley Authority (TVA) | 5.3 TWh | Jul 2000 | May 2026 | Natural Gas |
| NAFTA Region Olefins Complex Cogen Fac | BASF Corp | Port Arthur, TX | Midcontinent Independent System Operator, Inc. (MISO) | 577.5 GWh | Jun 2001 | Dec 2025 | Natural Gas |
| RS Cogen | Westlake 2 US LLC | Lake Charles, LA | Midcontinent Independent System Operator, Inc. (MISO) | 2.7 TWh | Nov 2002 | May 2026 | Natural Gas |
| Mustang Station | Golden Spread Electric Cooperative, Inc | Denver City, TX | Southwest Power Pool (SWPP) | 2.2 TWh | May 1999 | May 2026 | Natural Gas |
| Midlothian Energy Facility | Midlothian Energy LLC | Midlothian, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 7.1 TWh | Apr 2000 | May 2026 | Natural Gas |
| Whitewater Generating Station | Wisconsin Electric Power Co | Whitewater, WI | Midcontinent Independent System Operator, Inc. (MISO) | 441.5 GWh | Aug 1997 | May 2026 | Natural Gas |
| Rhode Island State Energy Center | RISEC Operating Services | Johnston, RI | ISO New England (ISNE) | 3.5 TWh | Sep 2002 | Apr 2026 | Natural Gas |
| Dighton Power Plant | Dighton Power, LLC | Dighton, MA | ISO New England (ISNE) | 275.5 GWh | Apr 1999 | Dec 2025 | Natural Gas |
| Klamath Cogeneration Plant | Klamath Energy LLC | Klamath Falls, OR | Avangrid Renewables, LLC (AVRN) | 3.3 TWh | Jun 2001 | May 2026 | Natural Gas |
| Livingston Generating Station | CMS Generation MI Power LLC | Gaylord, MI | Midcontinent Independent System Operator, Inc. (MISO) | 22.3 GWh | May 1999 | Dec 2025 | Natural Gas |
| Kalamazoo River Generating Station | CMS Generation MI Power LLC | Comstock, MI | Midcontinent Independent System Operator, Inc. (MISO) | 136.3 GWh | May 1999 | Dec 2025 | Natural Gas |
| Rumford Power LLC | Rumford Power | Rumford, ME | ISO New England (ISNE) | 792.6 GWh | Jun 2000 | Dec 2025 | Natural Gas |
| Frontera Energy Center | Frontera Generation Limited Partnership | Mission, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.8 TWh | May 1999 | May 2026 | Natural Gas |
| Lamar Power Project | LaFrontera Holdings LLC | Paris, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 7.2 TWh | Apr 2000 | May 2026 | Natural Gas |
| University of Tennessee Steam Plant | University of Tennessee | Knoxville, TN | Tennessee Valley Authority (TVA) | 33.0 GWh | May 1996 | May 2026 | Natural Gas |
| Portside Energy | Primary Energy Recycling Holdings, LLC | Portage, IN | Midcontinent Independent System Operator, Inc. (MISO) | 262.4 GWh | Aug 1997 | Dec 2025 | Natural Gas |
| MRP Rocky Road LLC | Lincoln Operating Services, LLC | East Dundee, IL | PJM Interconnection, LLC (PJM) | 12.4 GWh | May 1999 | Dec 2024 | Natural Gas |
| CityCenter Central Plant Cogen Units | CityCenter Land LLC | Las Vegas, NV | Nevada Power Company (NEVP) | 62.5 GWh | Nov 2009 | May 2026 | Natural Gas |
| El Segundo Energy Center LLC | NRG Energy Services LLC | El Segundo, CA | California Independent System Operator (CISO) | 43.4 GWh | Jun 2013 | May 2026 | Natural Gas |
| Spreckels Sugar Company | Spreckels Sugar Company | Brawley, CA | Imperial Irrigation District (IID) | 19.9 GWh | Mar 1948 | Dec 2024 | Natural Gas |
| Western Sugar Coop - Scottsbluff | Western Sugar Cooperative | Scottsbluff, NE | Southwest Power Pool (SWPP) | 15.1 GWh | Aug 1987 | May 2026 | Natural Gas |
| Mont Belvieu Cogeneration Unit | Targa Co-Generation LLC | Mont Belvieu, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 76.8 GWh | Jun 2009 | Dec 2025 | Natural Gas |
| Lonesome Creek Station | Basin Electric Power Coop | Alexander, ND | Southwest Power Pool (SWPP) | 841.7 GWh | Oct 2013 | Dec 2025 | Natural Gas |
| Fredericktown Energy Center | Missouri Jnt Muni.Pwr Elec. Ut. Comm. | Fredericktown, MO | Southwest Power Pool (SWPP) | 4.2 GWh | May 2015 | Dec 2025 | Natural Gas |
| MSC Croswell | Michigan Sugar Company | Croswell, MI | Midcontinent Independent System Operator, Inc. (MISO) | 35.9 MWh | Sep 1948 | Jan 2025 | Natural Gas |
| Roquette America | Roquette America | Keokuk, IA | Midcontinent Independent System Operator, Inc. (MISO) | 207.7 GWh | Jun 2004 | May 2026 | Natural Gas |
Summary of Power Plants By State
Figures are based on May 2026 generation numbers.| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Alabama | # 8 | 77 | 11,823.92 GWh |
| Alaska | # 48 | 140 | 513.29 GWh |
| Arizona | # 14 | 196 | 9,091.99 GWh |
| Arkansas | # 25 | 117 | 4,873.33 GWh |
| California | # 4 | 1,740 | 15,360.54 GWh |
| Colorado | # 31 | 308 | 4,156.36 GWh |
| Connecticut | # 35 | 173 | 3,391.33 GWh |
| Delaware | # 49 | 35 | 236.45 GWh |
| District of Columbia | # 51 | 17 | 14.46 GWh |
| Florida | # 2 | 342 | 25,093.89 GWh |
| Georgia | # 6 | 250 | 12,138.02 GWh |
| Hawaii | # 46 | 70 | 762.50 GWh |
| Idaho | # 41 | 151 | 1,963.84 GWh |
| Illinois | # 5 | 494 | 14,816.74 GWh |
| Indiana | # 15 | 222 | 7,662.28 GWh |
| Iowa | # 21 | 297 | 5,720.38 GWh |
| Kansas | # 24 | 188 | 5,118.39 GWh |
| Kentucky | # 23 | 61 | 5,471.28 GWh |
| Louisiana | # 13 | 90 | 9,131.60 GWh |
| Maine | # 44 | 242 | 1,130.78 GWh |
| Maryland | # 37 | 228 | 3,103.37 GWh |
| Massachusetts | # 45 | 666 | 1,073.93 GWh |
| Michigan | # 11 | 276 | 9,774.25 GWh |
| Minnesota | # 28 | 790 | 4,567.82 GWh |
| Mississippi | # 20 | 60 | 6,404.61 GWh |
| Missouri | # 22 | 129 | 5,701.36 GWh |
| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,053.07 GWh |
| Nebraska | # 36 | 126 | 3,193.89 GWh |
| Nevada | # 33 | 117 | 3,848.29 GWh |
| New Hampshire | # 43 | 57 | 1,198.65 GWh |
| New Jersey | # 30 | 398 | 4,274.91 GWh |
| New Mexico | # 29 | 158 | 4,513.39 GWh |
| New York | # 10 | 1,064 | 10,643.78 GWh |
| North Carolina | # 9 | 913 | 11,481.42 GWh |
| North Dakota | # 34 | 59 | 3,601.34 GWh |
| Ohio | # 7 | 211 | 11,886.21 GWh |
| Oklahoma | # 17 | 144 | 7,547.66 GWh |
| Oregon | # 27 | 281 | 4,575.23 GWh |
| Pennsylvania | # 3 | 258 | 18,234.28 GWh |
| Rhode Island | # 47 | 107 | 580.94 GWh |
| South Carolina | # 16 | 209 | 7,632.32 GWh |
| South Dakota | # 42 | 53 | 1,802.78 GWh |
| Tennessee | # 19 | 99 | 6,454.94 GWh |
| Texas | # 1 | 1,019 | 50,690.02 GWh |
| Utah | # 39 | 128 | 2,809.26 GWh |
| Vermont | # 50 | 118 | 186.37 GWh |
| Virginia | # 18 | 250 | 7,445.56 GWh |
| Washington | # 12 | 134 | 9,231.20 GWh |
| West Virginia | # 32 | 41 | 4,142.41 GWh |
| Wisconsin | # 26 | 266 | 4,582.07 GWh |
| Wyoming | # 38 | 69 | 2,983.81 GWh |