Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Milford Power Project | Milford Power Co LLC | Milford, CT | ISO New England (ISNE) | 3.6 TWh | Jan 2004 | Oct 2025 | Natural Gas |
| Lake Road Generating Plant | Lake Road Generating Co LP | Dayville, CT | ISO New England (ISNE) | 5.8 TWh | Feb 2002 | Oct 2025 | Natural Gas |
| Worthington Generation LLC | Hoosier Energy R E C, Inc | Worthington, IN | Midcontinent Independent System Operator, Inc. (MISO) | 195.3 GWh | May 2000 | Dec 2024 | Natural Gas |
| Green Country Energy LLC | Green Country OP Services LLC | Jenks, OK | Southwest Power Pool (SWPP) | 3.8 TWh | Jan 2002 | Oct 2025 | Natural Gas |
| Hays Energy Project | Hays Energy, LLC | San Marcos, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 5.2 TWh | Mar 2002 | Oct 2025 | Natural Gas |
| Hawk Road Facility | Oglethorpe Power Corporation | Franklin, GA | Southern Company Services, Inc. - Trans (SOCO) | 682.5 GWh | Apr 2001 | Dec 2024 | Natural Gas |
| Wolf Hollow I LP | Wolf Hollow I Power, LLC | Granbury, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 3.3 TWh | Jul 2003 | Oct 2025 | Natural Gas |
| Walton Discover Power Facility | Walton Discover LLC | Smiths, AL | Southern Company Services, Inc. - Trans (SOCO) | 69.0 MWh | May 1999 | Dec 2024 | Natural Gas |
| Rio Nogales Power Project | City of San Antonio - (TX) | Seguin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 4.4 TWh | Apr 2002 | Oct 2025 | Natural Gas |
| Alliant Energy Neenah | Wisconsin Power & Light Co | Neenah, WI | Midcontinent Independent System Operator, Inc. (MISO) | 739.9 GWh | Apr 2000 | Dec 2024 | Natural Gas |
| Tenaska Gateway Generating Station | Tenaska Gateway Partners Ltd | Mt. Enterprise, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 4.4 TWh | Jun 2001 | Oct 2025 | Natural Gas |
| Kendall County Generation Facility | Dynegy Kendall Energy LLC | Minooka, IL | PJM Interconnection, LLC (PJM) | 5.5 TWh | Feb 2002 | Oct 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 |
| Walton County Energy Facility | Oglethorpe Power Corporation | Monroe, GA | Southern Company Services, Inc. - Trans (SOCO) | 313.8 GWh | May 2001 | Dec 2024 | Natural Gas |
| Manchief Electric Generating Station | Public Service Co of Colorado | Brush, CO | Public Service Company of Colorado (PSCO) | 280.4 GWh | May 2000 | Oct 2025 | Natural Gas |
| La Paloma Generating Plant | CXA La Paloma LLC | McKittrick, CA | California Independent System Operator (CISO) | 1.7 TWh | Dec 2002 | Oct 2025 | Natural Gas |
| Holland Energy Facility | NAES Corporation - (WA) | Beecher City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 1.3 TWh | Aug 2002 | Oct 2025 | Natural Gas |
| Griffith Energy LLC | Griffith Energy LLC | Golden Valley, AZ | Griffith Energy, LLC (GRIF) | 3.8 TWh | Dec 2001 | Oct 2025 | Natural Gas |
| Magic Valley Generating Station | Calpine Corp-Magic Valley | Edinburg, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 2.1 TWh | Jan 2002 | Oct 2025 | Natural Gas |
| NAFTA Region Olefins Complex Cogen Fac | BASF Corp | Port Arthur, TX | Midcontinent Independent System Operator, Inc. (MISO) | 562.0 GWh | Jun 2001 | Dec 2024 | Natural Gas |
| RS Cogen | Westlake 2 US LLC | Lake Charles, LA | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 TWh | Nov 2002 | Oct 2025 | Natural Gas |
| Sutter Energy Center | Calpine Corp-Sutter | Yuba City, CA | Balancing Authority of Northern California (BANC) | 1.7 TWh | Jun 2001 | Oct 2025 | Natural Gas |
| Vermillion Energy Facility | Duke Energy Ohio Inc | Cayuga, IN | Midcontinent Independent System Operator, Inc. (MISO) | 727.9 GWh | May 2000 | Dec 2024 | Natural Gas |
| Madison | Duke Energy Indiana, LLC | Trenton, OH | PJM Interconnection, LLC (PJM) | 1.0 TWh | May 2000 | Dec 2024 | 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 |
| Rhode Island State Energy Center | RISEC Operating Services | Johnston, RI | ISO New England (ISNE) | 3.4 TWh | Sep 2002 | Oct 2025 | Natural Gas |
| Klamath Cogeneration Plant | Klamath Energy LLC | Klamath Falls, OR | Avangrid Renewables, LLC (AVRN) | 3.1 TWh | Jun 2001 | Oct 2025 | Natural Gas |
| Livingston Generating Station | CMS Generation MI Power LLC | Gaylord, MI | Midcontinent Independent System Operator, Inc. (MISO) | 19.5 GWh | May 1999 | Dec 2024 | Natural Gas |
| Kalamazoo River Generating Station | CMS Generation MI Power LLC | Comstock, MI | Midcontinent Independent System Operator, Inc. (MISO) | 244.8 GWh | May 1999 | Dec 2024 | Natural Gas |
| Aera San Ardo Cogen Facility | Aera Energy LLC-San Ardo | San Ardo, CA | California Independent System Operator (CISO) | 17.2 GWh | Jun 1989 | Dec 2024 | Natural Gas |
| Afton Generating Station | Public Service Co of NM | La Mesa, NM | Public Service Company of New Mexico (PNM) | 346.7 GWh | Oct 2002 | Oct 2025 | Natural Gas |
| Delta Energy Center | Delta Energy Center LLC | Pittsburg, CA | California Independent System Operator (CISO) | 3.3 TWh | Apr 2002 | Oct 2025 | Natural Gas |
| Valmont Combustion Turbine Project | Public Service Co of Colorado | Boulder, CO | Public Service Company of Colorado (PSCO) | 46.0 GWh | Apr 2000 | Dec 2024 | Natural Gas |
| Corpus Christi Energy Center | Corpus Christi Cogeneration LLC | Corpus Christi, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 2.4 TWh | Sep 2002 | Oct 2025 | Natural Gas |
| Pinckneyville | Union Electric Co - (MO) | Pinckneyville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 79.8 GWh | May 2000 | Dec 2024 | Natural Gas |
| Gibson City Energy Center LLC | Gibson City Energy Center LLC | Gibson City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 109.3 GWh | May 2000 | Dec 2024 | Natural Gas |
| Arapahoe Combustion Turbine Project | SWG Arapahoe, LLC | Denver, CO | Public Service Company of Colorado (PSCO) | 327.8 GWh | Apr 2000 | Oct 2025 | Natural Gas |
| Elwood Energy LLC | Elwood Energy LLC | Elwood, IL | PJM Interconnection, LLC (PJM) | 192.1 GWh | Jun 1999 | Oct 2025 | Natural Gas |
| Riverside Generating LLC | Riverside Generating Co LLC | Catlettsburg, KY | PJM Interconnection, LLC (PJM) | 738.7 GWh | Jun 2001 | Oct 2025 | Natural Gas |
| Caledonia | Tennessee Valley Authority | Steens, MS | Tennessee Valley Authority (TVA) | 5.6 TWh | May 2003 | Oct 2025 | Natural Gas |
| Springdale 1 & 2 | Springdale Energy LLC | Springdale, PA | PJM Interconnection, LLC (PJM) | 130.9 GWh | Nov 1999 | Dec 2024 | Natural Gas |
| Ontelaunee Energy Center | Ontelaunee Energy Center | Reading, PA | PJM Interconnection, LLC (PJM) | 4.1 TWh | Apr 2002 | Oct 2025 | Natural Gas |
| Cordova Energy | Cordova Energy Co LLC | Cordova, IL | PJM Interconnection, LLC (PJM) | 1.2 TWh | May 2001 | Dec 2024 | Natural Gas |
| Channelview Cogeneration Plant | EIF Channelview Cogeneration LLC | Channelview, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 5.6 TWh | Jul 2001 | Oct 2025 | Natural Gas |
| Rumford Power LLC | Rumford Power | Rumford, ME | ISO New England (ISNE) | 637.7 GWh | Jun 2000 | Dec 2024 | Natural Gas |
| Nelson Energy Center | Invenergy Services LLC | Rock Falls, IL | PJM Interconnection, LLC (PJM) | 3.2 TWh | Apr 2015 | Dec 2024 | Natural Gas |
| Sunrise Power LLC | Sunrise Power Co LLC | Fellows, CA | California Independent System Operator (CISO) | 1.8 TWh | May 2001 | Oct 2025 | Natural Gas |
| Rathdrum Power LLC | Rathdrum Power LLC | Rathdrum, ID | Avista Corporation (AVA) | 1.4 TWh | Aug 2001 | Dec 2024 | Natural Gas |
| Dogwood Energy Facility | Dogwood Power Management, LLC | Pleasant Hill, MO | Southwest Power Pool (SWPP) | 2.2 TWh | May 2001 | Oct 2025 | Natural Gas |
| South Point Energy Center | South Point Energy Center LLC | Mohave Valley, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 2.0 TWh | Feb 2001 | Oct 2025 | Natural Gas |
| Eastman Cogeneration Facility | Eastman Cogeneration LP | Longview, TX | Southwest Power Pool (SWPP) | 2.8 TWh | Mar 2001 | Oct 2025 | Natural Gas |
| Acadia Energy Center | Cleco Power LLC | Eunice, LA | Midcontinent Independent System Operator, Inc. (MISO) | 5.9 TWh | Jun 2002 | Oct 2025 | Natural Gas |
| Thad Hill Energy Center | Thad Hill Energy Center, LLC | Clifton, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 4.2 TWh | Jun 2000 | Oct 2025 | Natural Gas |
| Granite Ridge | Granite Ridge Energy LLC | Londonderry, NH | ISO New England (ISNE) | 3.0 TWh | Feb 2003 | Oct 2025 | Natural Gas |
| Bastrop Energy Center | Bastrop Energy Partners, LP | Cedar Creek, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 2.9 TWh | Apr 2002 | Sep 2025 | Natural Gas |
| Calcasieu | Entergy Louisiana LLC | Sulphur, LA | Midcontinent Independent System Operator, Inc. (MISO) | 94.1 GWh | Apr 2000 | Nov 2024 | Natural Gas |
| Lost Pines 1 Power Project | Lower Colorado River Authority | Bastrop, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 2.3 TWh | Apr 2001 | Oct 2025 | Natural Gas |
| Guadalupe Generating Station | Guadalupe Power Partners LP | Marion, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 5.9 TWh | Sep 2000 | Oct 2025 | Natural Gas |
| Indigo Energy Facility | Diamond Generating Corporation | North Palm Springs, CA | California Independent System Operator (CISO) | 24.6 GWh | Jun 2001 | Dec 2024 | Natural Gas |
| Fayette Energy Facility | Fayette Power Company, LLC | Masontown, PA | PJM Interconnection, LLC (PJM) | 4.6 TWh | May 2003 | Oct 2025 | Natural Gas |
| Wallingford Energy | Wallingford Energy LLC | Wallingford, CT | ISO New England (ISNE) | 87.8 GWh | Jul 2001 | Dec 2024 | Natural Gas |
| High Desert Power Plant | MRP Generation Holdings, LLC | Victorville, CA | California Independent System Operator (CISO) | 3.5 TWh | Mar 2003 | Oct 2025 | Natural Gas |
| Sundance | Arizona Public Service Co | Casa Grande, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 330.0 GWh | Apr 2002 | Oct 2025 | Natural Gas |
| Sinclair Oil Refinery | HF Sinclair Parco Refining LLC | Sinclair, WY | PacifiCorp East (PACE) | 7.4 GWh | Dec 1924 | Jun 2025 | Natural Gas |
| Kern River Eastridge Cogen | Chevron USA Inc | Bakersfield, CA | California Independent System Operator (CISO) | 223.6 GWh | May 1988 | Oct 2025 | Natural Gas |
| Orange Cogeneration Facility | Northern Star Generation Services Co LLC | Bartow, FL | Duke Energy Florida, Inc. (FPC) | 387.5 GWh | Jan 1995 | Dec 2024 | Natural Gas |
| Nevada Cogen Assoc#1 GarnetVly | Nevada Cogeneration Assoc # 1 | Las Vegas, NV | Nevada Power Company (NEVP) | 285.7 GWh | Mar 1992 | Oct 2025 | Natural Gas |
| Nevada Cogen Associates 2 Black Mountain | Nevada Cogeneration Assoc # 2 | Las Vegas, NV | Nevada Power Company (NEVP) | 294.0 GWh | Oct 1992 | Oct 2025 | Natural Gas |
| Escondido Energy Center | Wellhead Services, Inc | Escondido, CA | California Independent System Operator (CISO) | 9.4 GWh | Dec 2013 | Dec 2024 | Natural Gas |
| Chula Vista Energy Center | Wellhead Services, Inc | Chula Vista, CA | California Independent System Operator (CISO) | 1.8 GWh | Apr 2001 | Nov 2024 | Natural Gas |
| Apex Generating Station | Apex Generating Station | Las Vegas, NV | Nevada Power Company (NEVP) | 1.3 TWh | Apr 2003 | Oct 2025 | Natural Gas |
| Morton Salt Rittman | Morton Salt Inc | Rittman, OH | PJM Interconnection, LLC (PJM) | 13.4 GWh | Sep 1978 | Dec 2024 | Natural Gas |
| Westhollow Technology Center | Shell Chemical LP | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 17.4 GWh | Dec 1987 | Dec 2024 | Natural Gas |
| Freeport Energy | Olin Blue Cube Operations | Freeport, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.8 TWh | Mar 1978 | Oct 2025 | 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 |
| Larkspur Energy Facility | Diamond Generating Corporation | San Diego, CA | California Independent System Operator (CISO) | 24.4 GWh | Jun 2001 | Dec 2024 | Natural Gas |
| Klamath Expansion Project | Klamath Energy LLC | Klamath Falls, OR | Avangrid Renewables, LLC (AVRN) | 132.3 GWh | Apr 2002 | Dec 2024 | Natural Gas |
| Hidalgo Energy Center | Calpine Corp - Hidalgo | Edinburg, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 2.7 TWh | May 2000 | Oct 2025 | Natural Gas |
| Combined Locks Energy Center | McKinley Paper | Combined Locks, WI | Midcontinent Independent System Operator, Inc. (MISO) | 310.4 GWh | Apr 2002 | Dec 2024 | Natural Gas |
| Biola University Hybrid | Biola University | La Mirada, CA | California Independent System Operator (CISO) | 13.0 GWh | Mar 1990 | Oct 2025 | Natural Gas |
| Saguaro Power | Saguaro Power Co | Henderson, NV | Nevada Power Company (NEVP) | 264.5 GWh | Aug 1991 | Oct 2025 | Natural Gas |
| Perryville Power Station | Entergy Louisiana LLC | Sterlington, LA | Midcontinent Independent System Operator, Inc. (MISO) | 3.5 TWh | May 2001 | Oct 2025 | Natural Gas |
| Kiamichi Energy Facility | Kiowa Power Partners LLC | Kiowa, OK | Electric Reliability Council of Texas, Inc. (ERCO) | 5.8 TWh | Mar 2003 | Oct 2025 | Natural Gas |
| Charter Dura-Bar | Wells Manufacturing Co | Woodstock, IL | PJM Interconnection, LLC (PJM) | 8.5 GWh | Mar 1992 | Oct 2025 | Natural Gas |
| Ferndale Generating Station | Puget Sound Energy Inc | Ferndale, WA | Puget Sound Energy, Inc. (PSEI) | 1.7 TWh | Mar 1994 | Oct 2025 | Natural Gas |
| Goldendale Generating Station | Puget Sound Energy Inc | Goldendale, WA | Puget Sound Energy, Inc. (PSEI) | 2.1 TWh | Jul 2004 | Dec 2024 | Natural Gas |
| Washington Parish Energy Center | Entergy Louisiana LLC | Bogalusa, LA | Midcontinent Independent System Operator, Inc. (MISO) | 391.8 GWh | Oct 2020 | Oct 2025 | Natural Gas |
| Hoffer Plastics | Hoffer Plastics | South Elgin, IL | PJM Interconnection, LLC (PJM) | 2.4 GWh | Mar 1992 | Oct 2025 | Natural Gas |
| Village Creek Water Reclamation Facility | Ft Worth City of | Arlington, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 24.4 GWh | Mar 1994 | Oct 2025 | Natural Gas |
| Formosa Plastics | Formosa Plastics Corp | Baton Rouge, LA | Midcontinent Independent System Operator, Inc. (MISO) | 402.4 GWh | Apr 1985 | Dec 2024 | Natural Gas |
| Goose Creek Energy Center | Union Electric Co - (MO) | Monticello, IL | Midcontinent Independent System Operator, Inc. (MISO) | 817.0 MWh | Apr 2003 | Nov 2024 | Natural Gas |
| CalPeak Power Vaca Dixon Peaker Plant | CalPeak Power, LLC | Vacaville, CA | California Independent System Operator (CISO) | 3.5 GWh | May 2002 | Dec 2024 | Natural Gas |
| Oroville Cogeneration LP | Apex Power Generation Corp. | Oroville, CA | California Independent System Operator (CISO) | 672.3 MWh | Dec 1989 | 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 |
| West Valley Generation Project | Utah Municipal Power Agency | West Valley City, UT | PacifiCorp East (PACE) | 412.6 GWh | Sep 2001 | Oct 2025 | Natural Gas |
| Lawrenceburg Power, LLC | Lawrenceburg Power, LLC | Lawrenceburg, IN | PJM Interconnection, LLC (PJM) | 8.3 TWh | May 2004 | Oct 2025 | Natural Gas |
| Waterford Power, LLC | Waterford Power, LLC | Waterford, OH | PJM Interconnection, LLC (PJM) | 5.2 TWh | Jul 2003 | Oct 2025 | Natural Gas |
| CalPeak Power Panoche Peaker Plant | CalPeak Power, LLC | Firebaugh, CA | California Independent System Operator (CISO) | 10.5 GWh | Nov 2001 | 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 |
| Welport Lease Project | Sentinel Peak Resources California, LLC | McKittrick, CA | California Independent System Operator (CISO) | 35.4 GWh | Feb 1990 | Dec 2024 | Natural Gas |
Summary of Power Plants By State
Figures are based on October 2025 generation numbers.| State | Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 11,041.22 GWh |
| Alaska | # 49 | 144 | 484.88 GWh |
| Arizona | # 11 | 184 | 9,400.73 GWh |
| Arkansas | # 24 | 116 | 5,068.08 GWh |
| California | # 4 | 1,734 | 16,078.58 GWh |
| Colorado | # 30 | 302 | 4,272.03 GWh |
| Connecticut | # 38 | 166 | 3,176.41 GWh |
| Delaware | # 48 | 33 | 521.87 GWh |
| District of Columbia | # 51 | 16 | 15.93 GWh |
| Florida | # 2 | 321 | 22,593.36 GWh |
| Georgia | # 6 | 262 | 11,885.65 GWh |
| Hawaii | # 47 | 73 | 845.96 GWh |
| Idaho | # 44 | 147 | 1,448.54 GWh |
| Illinois | # 5 | 382 | 15,897.55 GWh |
| Indiana | # 12 | 211 | 9,138.69 GWh |
| Iowa | # 18 | 292 | 6,552.01 GWh |
| Kansas | # 31 | 187 | 4,138.18 GWh |
| Kentucky | # 23 | 60 | 5,089.89 GWh |
| Louisiana | # 14 | 86 | 8,618.27 GWh |
| Maine | # 45 | 215 | 1,114.12 GWh |
| Maryland | # 35 | 203 | 3,540.16 GWh |
| Massachusetts | # 41 | 648 | 1,963.73 GWh |
| Michigan | # 9 | 272 | 10,045.59 GWh |
| Minnesota | # 27 | 765 | 4,687.69 GWh |
| Mississippi | # 20 | 57 | 6,085.50 GWh |
| Missouri | # 21 | 127 | 5,515.65 GWh |
| State | Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,455.83 GWh |
| Nebraska | # 36 | 129 | 3,412.31 GWh |
| Nevada | # 33 | 114 | 3,578.95 GWh |
| New Hampshire | # 43 | 60 | 1,661.03 GWh |
| New Jersey | # 25 | 393 | 4,903.52 GWh |
| New Mexico | # 37 | 143 | 3,370.59 GWh |
| New York | # 8 | 956 | 10,108.60 GWh |
| North Carolina | # 13 | 906 | 9,082.37 GWh |
| North Dakota | # 34 | 60 | 3,554.85 GWh |
| Ohio | # 10 | 197 | 9,920.42 GWh |
| Oklahoma | # 17 | 142 | 7,167.46 GWh |
| Oregon | # 26 | 275 | 4,755.34 GWh |
| Pennsylvania | # 3 | 256 | 16,669.60 GWh |
| Rhode Island | # 46 | 100 | 886.30 GWh |
| South Carolina | # 15 | 208 | 8,061.53 GWh |
| South Dakota | # 42 | 52 | 1,892.35 GWh |
| Tennessee | # 22 | 88 | 5,198.50 GWh |
| Texas | # 1 | 947 | 48,837.92 GWh |
| Utah | # 39 | 125 | 3,044.05 GWh |
| Vermont | # 50 | 117 | 151.45 GWh |
| Virginia | # 19 | 239 | 6,515.03 GWh |
| Washington | # 16 | 137 | 7,971.98 GWh |
| West Virginia | # 29 | 39 | 4,608.16 GWh |
| Wisconsin | # 28 | 250 | 4,687.23 GWh |
| Wyoming | # 32 | 70 | 3,770.47 GWh |