Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Williams Ignacio Natural Gas Plant | Harvest Midstream Co | Durango, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 47.3 GWh | Nov 1984 | Jun 2026 | Waste Heat |
| Pheasant Run Landfill Gas Recovery | WM Renewable Energy LLC | Bristol, WI | Midcontinent Independent System Operator, Inc. (MISO) | 47.2 GWh | Jan 1992 | Dec 2025 | Landfill Gas |
| DWW Solar ll | DWW Solar ll LLC | Simsbury, CT | ISO New England (ISNE) | 47.2 GWh | Nov 2019 | Jun 2026 | Solar |
| NASA Johnson Space Center CHP | Energy Systems Group LLC | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 47.1 GWh | Jun 2018 | Dec 2025 | Natural Gas |
| Vischer Ferry | New York Power Authority | Rexford, NY | New York Independent System Operator (NYIS) | 47.1 GWh | Jun 1924 | Dec 2025 | Water |
| Montclair State University Cogen | Cartier Energy, LLC | Little Falls, NJ | PJM Interconnection, LLC (PJM) | 47.1 GWh | Aug 2013 | Dec 2025 | Natural Gas : 99.3% Distillate Fuel Oil : 0.7% |
| APG Combined Heat and Power Plant | US Dept of Army, Garrison, APG | Edgewood, MD | PJM Interconnection, LLC (PJM) | 47.1 GWh | Nov 2016 | Dec 2025 | Natural Gas |
| El Segundo Energy Center LLC | NRG Energy Services LLC | El Segundo, CA | California Independent System Operator (CISO) | 47.1 GWh | Jun 2013 | Jun 2026 | Natural Gas |
| Roadrunner Solar | NRG Solar Roadrunner | Santa Teresa, NM | El Paso Electric Company (EPE) | 47.0 GWh | Jul 2011 | Dec 2025 | Solar |
| Hayworth Solar | AES Distributed Energy | Edison, CA | California Independent System Operator (CISO) | 47.0 GWh | Nov 2015 | Dec 2025 | Solar |
| Georgia-Pacific Toledo Mill | Georgia-Pacific Toledo LLC | Toledo, OR | Bonneville Power Administration (BPAT) | 47.0 GWh | Jan 2007 | Dec 2025 | Black Liquor : 68.8% Natural Gas : 31.2% |
| Plant No 2 Orange County | Orange County Sanitation Dist - (CA) | Huntington Beach, CA | California Independent System Operator (CISO) | 46.9 GWh | May 1993 | Dec 2025 | Other Biomass Gas : 77.2% Natural Gas : 22.8% |
| Pio Pico Energy Center | Pio Pico Energy Center LLC | San Diego, CA | California Independent System Operator (CISO) | 46.9 GWh | Oct 2016 | Dec 2025 | Natural Gas |
| Horseshoe Bend Hydroelectric Co | Horseshoe Bend Hydroelectric Co | Horseshoe Bend, ID | Idaho Power Company (IPCO) | 46.8 GWh | Mar 1995 | Dec 2025 | Water |
| Amalgamated Sugar LLC Nampa | Amalgamated Sugar Co-Nampa | Nampa, ID | Idaho Power Company (IPCO) | 46.8 GWh | Sep 1948 | Dec 2025 | Natural Gas |
| Corcoran Solar 2 | RWE Clean Energy | Corcoran, CA | California Independent System Operator (CISO) | 46.8 GWh | Apr 2015 | Dec 2025 | Solar |
| Shoreham Solar Commons | Deriva Energy | Shoreham, NY | New York Independent System Operator (NYIS) | 46.7 GWh | Jun 2018 | Jun 2026 | Solar |
| Cold Springs Windfarm | Mountain Air Projects, LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 46.6 GWh | Nov 2012 | Dec 2025 | Wind |
| T J Labbe Electric Generating | Lafayette Utilities System | Lafayette, LA | Midcontinent Independent System Operator, Inc. (MISO) | 46.6 GWh | Jul 2005 | Dec 2025 | Natural Gas |
| Branch Solar Project | Branch Solar, LLC | Coldwater, MI | Midcontinent Independent System Operator, Inc. (MISO) | 46.6 GWh | - | Jun 2026 | Solar |
| 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 |
| Antelope Expansion 1B | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 46.6 GWh | Oct 2022 | Dec 2025 | Solar |
| Clinton LFGTE Facility | Casella Waste Systems | Morrisonville, NY | New York Independent System Operator (NYIS) | 46.6 GWh | Sep 2008 | Dec 2025 | Landfill Gas |
| 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% |
| ACM - Midtown Thermal | Cartier Energy, LLC | Atlantic City, NJ | PJM Interconnection, LLC (PJM) | 46.4 GWh | Dec 2011 | Dec 2025 | Natural Gas : 98.7% Distillate Fuel Oil : 1.3% |
| Green River Energy Center - Hybrid | Green River Energy Center, LLC | Emery, UT | PacifiCorp East (PACE) | 46.4 GWh | - | Jun 2026 | Solar |
| Wisconsin Rapids | Consolidated Water Power Co | Wisconsin Rapids, WI | Midcontinent Independent System Operator, Inc. (MISO) | 46.4 GWh | Dec 1902 | Dec 2025 | Water |
| Control Gorge | Los Angeles Department of Water & Power | Bishop, CA | Los Angeles Department of Water and Power (LDWP) | 46.4 GWh | Mar 1952 | Dec 2025 | Water |
| Valmont Combustion Turbine Project | Public Service Co of Colorado | Boulder, CO | Public Service Company of Colorado (PSCO) | 46.4 GWh | Apr 2000 | Dec 2025 | Natural Gas |
| Nicolis Solar PV Plant | Arevon Energy, Inc. | Delano, CA | California Independent System Operator (CISO) | 46.3 GWh | Aug 2016 | Dec 2025 | Solar |
| Jacumba Solar Farm | Invenergy Services LLC | Jacumba, CA | California Independent System Operator (CISO) | 46.3 GWh | Jun 2017 | Dec 2025 | Solar |
| SR Arlington I | SR Arlington, LLC | Arlington, GA | Southern Company Services, Inc. - Trans (SOCO) | 46.2 GWh | Nov 2021 | Dec 2025 | Solar |
| Remmel | Entergy Arkansas LLC | Malvern, AR | Midcontinent Independent System Operator, Inc. (MISO) | 46.1 GWh | Dec 1924 | Dec 2025 | Water |
| Oberon IB | Oberon Solar IB | Odessa, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 46.1 GWh | Jun 2020 | Jun 2026 | Solar |
| Mojave Siphon | California Dept. of Water Resources | Hesperia, CA | California Independent System Operator (CISO) | 46.1 GWh | Jul 1996 | Dec 2025 | Water |
| Hat Creek 2 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 46.0 GWh | Aug 1921 | Dec 2025 | Water |
| St. Cloud Hydro | St. Cloud Hydroelectric Generation Facility | St Cloud, MN | Midcontinent Independent System Operator, Inc. (MISO) | 46.0 GWh | May 1988 | Dec 2025 | Water |
| Eva Creek Wind | Golden Valley Elec Assn Inc | Healy, AK | (NA) | 45.9 GWh | Dec 2012 | Dec 2025 | Wind |
| Bethel | Alaska Village Elec Coop, Inc | Bethel, AK | 45.8 GWh | Oct 1976 | Dec 2025 | Distillate Fuel Oil | |
| Huckleberry Solar | Leeward Asset Management, LLC | Pryor, OK | Southwest Power Pool (SWPP) | 45.8 GWh | - | Jun 2026 | Solar |
| Orchard Ranch Solar | Orchard Ranch Solar, LLC | Kuna, ID | Idaho Power Company (IPCO) | 45.7 GWh | Feb 2017 | Jun 2026 | Solar |
| Leesville | Appalachian Power Co | Hurt, VA | PJM Interconnection, LLC (PJM) | 45.7 GWh | Jan 1964 | Dec 2025 | Water |
| AP North Lake I, LP | AP North Lake I, LP | Hemet, CA | California Independent System Operator (CISO) | 45.7 GWh | Jul 2015 | Dec 2025 | Solar |
| Gaston Solar Power Plant | Duke Energy Carolinas, LLC | Cherryville Township, NC | Duke Energy Carolinas (DUK) | 45.6 GWh | Nov 2020 | Jun 2026 | Solar |
| Arbor Hill Solar | MidAmerican Energy Co | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 45.6 GWh | Dec 2021 | Jun 2026 | Solar |
| American Falls Solar II | American Falls Solar II, LLC | American Falls, ID | Idaho Power Company (IPCO) | 45.3 GWh | Feb 2017 | Jun 2026 | Solar |
| SR Odom | Odom Solar, LLC | Moultrie, GA | Southern Company Services, Inc. - Trans (SOCO) | 45.3 GWh | Oct 2020 | Dec 2025 | Solar |
| Marshall Ford | Lower Colorado River Authority | Austin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 45.2 GWh | Dec 1940 | Dec 2025 | Water |
| Friendswood Energy | Tejas Power Generation LLC | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 45.2 GWh | Oct 2018 | Dec 2025 | Natural Gas |
| Sol Orchard El Centro PV | Sol Orchard Imperial 1, LLC | El Centro, CA | Imperial Irrigation District (IID) | 45.1 GWh | Sep 2013 | Dec 2025 | Solar |
| Richmond | Indiana Municipal Power Agency | Centerville, IN | PJM Interconnection, LLC (PJM) | 45.1 GWh | Apr 1992 | Dec 2025 | Natural Gas : 98.1% Distillate Fuel Oil : 1.9% |
| Camden Solar LLC | Camden Solar LLC | South Camden, NC | PJM Interconnection, LLC (PJM) | 45.1 GWh | Oct 2021 | Dec 2025 | Solar |
| RE Victor Phelan Solar One LLC | MN8 Energy LLC | Adelanto, CA | California Independent System Operator (CISO) | 45.1 GWh | Nov 2013 | Dec 2025 | Solar |
| North Orange | Florida Power & Light Co | TBD, FL | Florida Power & Light Co. (FPL) | 45.0 GWh | - | Jun 2026 | Solar |
| Kaheawa Pastures Wind Farm Hybrid | Evergreen Wind, LLC | Maalaea, HI | 44.9 GWh | Dec 2005 | Jun 2026 | Wind | |
| Barrow | Barrow Utils & Elec Coop, Inc | Barrow, AK | 44.9 GWh | Jan 1977 | Dec 2025 | Natural Gas | |
| Montpelier Solar Project | Montpelier Solar, LLC | Montpelier, OH | PJM Interconnection, LLC (PJM) | 44.8 GWh | - | Jun 2026 | Solar |
| Upper Power Plant | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 44.8 GWh | Aug 1982 | Dec 2025 | Water |
| Brunot Island | Brunot Island Power, LLC | Pittsburg, PA | PJM Interconnection, LLC (PJM) | 44.7 GWh | Feb 1972 | Dec 2025 | Natural Gas : 99.6% |
| Newton Solar BESS LLC | Vistra Corp | Newton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 44.6 GWh | - | Jun 2026 | Solar |
| Steel Winds II | Evergreen Wind, LLC | Lackawanna, NY | New York Independent System Operator (NYIS) | 44.5 GWh | Dec 2011 | Dec 2025 | Wind |
| Midway Solar Farm II | Dominion Renewable Energy | Calipatria, CA | Imperial Irrigation District (IID) | 44.5 GWh | Apr 2017 | Jun 2026 | Solar |
| Otter Creek Ethanol Poet - Ashton | Otter Creek Ethanol LLC - Poet Ashton | Ashton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 44.5 GWh | Feb 2004 | Jun 2026 | Natural Gas |
| Deerfield 5 | Great River Hydro, LLC | Florida, MA | ISO New England (ISNE) | 44.4 GWh | Sep 1974 | Dec 2025 | Water |
| Ormesa III | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 44.4 GWh | Apr 1989 | Dec 2024 | Geothermal |
| Bayshore Solar A, LLC | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 44.4 GWh | Nov 2017 | Dec 2025 | Solar |
| Orbit Bloom Fuel Cell | DG Fuel Cell, LLC | Medford, NY | New York Independent System Operator (NYIS) | 44.4 GWh | Jul 2020 | Dec 2025 | Natural Gas |
| Mohave Energy - Hybrid | Mohave Energy | Fort Mohave, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 44.4 GWh | Aug 2023 | Jun 2026 | Solar : 99.7% |
| Keowee | Duke Energy Carolinas, LLC | Seneca, SC | Duke Energy Carolinas (DUK) | 44.3 GWh | Mar 1971 | Dec 2025 | Water |
| Taft 26C Cogen | Chevron USA Inc | Taft, CA | California Independent System Operator (CISO) | 44.2 GWh | Jun 1982 | Jun 2026 | Natural Gas |
| Brunswick Landfill Gas | Industrial Power Generating Company LLC | Lawrenceville, VA | PJM Interconnection, LLC (PJM) | 44.2 GWh | Sep 2007 | Dec 2025 | Landfill Gas : 92.9% Distillate Fuel Oil : 7.1% |
| Pavant Solar III | Invenergy Services LLC | Filmore, UT | PacifiCorp East (PACE) | 44.2 GWh | Nov 2016 | Dec 2025 | Solar |
| Sea Grape | Florida Power & Light Co | Ft. Pierce, FL | Florida Power & Light Co. (FPL) | 44.2 GWh | - | Jun 2026 | Solar |
| Hannawa | Erie Boulevard Hydropower LP | Pierrepont, NY | New York Independent System Operator (NYIS) | 44.1 GWh | Dec 1913 | Dec 2025 | Water |
| Mormon Flat | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 44.1 GWh | Apr 1926 | Jun 2026 | Water |
| RoxWind | RoxWind LLC | Roxbury, ME | ISO New England (ISNE) | 44.1 GWh | Oct 2021 | Dec 2025 | Wind |
| Stony Knoll Solar, LLC | Deriva Energy | Rockford, NC | Duke Energy Carolinas (DUK) | 44.0 GWh | Feb 2022 | Dec 2025 | Solar |
| Imperial Valley Solar Co (IVSC) 2, LLC | Onward Energy | Niland, CA | Imperial Irrigation District (IID) | 43.9 GWh | May 2015 | Dec 2025 | Solar |
| Lake Road (MO) | Evergy Missouri West | St Joseph, MO | Southwest Power Pool (SWPP) | 43.8 GWh | Jun 1950 | Jun 2026 | Natural Gas : 75.0% Distillate Fuel Oil : 12.7% Subbituminous Coal : 12.3% |
| Meyersdale Windpower, LLC | Sequitur Renewables, LLC | Meyersdale, PA | PJM Interconnection, LLC (PJM) | 43.8 GWh | Nov 2003 | Jun 2026 | Wind |
| Fontenelle | U S Bureau of Reclamation | Le Barge, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 43.8 GWh | Apr 1968 | Dec 2025 | Water |
| Bristol Myers Squibb Lawrenceville | Bristol-Myers Squibb Co | Lawrenceville, NJ | PJM Interconnection, LLC (PJM) | 43.8 GWh | Dec 1990 | Dec 2025 | Natural Gas : 99.4% Distillate Fuel Oil : 0.6% |
| Coffin Butte | Pacific Northwest Generating Coop | Corvallis, OR | Bonneville Power Administration (BPAT) | 43.8 GWh | Sep 1995 | Dec 2025 | Landfill Gas |
| Canaday | Nebraska Public Power District | Lexington, NE | Southwest Power Pool (SWPP) | 43.7 GWh | Dec 1957 | Aug 2025 | Natural Gas |
| New Badger | City of Kaukauna (WI) | Kaukauna, WI | Midcontinent Independent System Operator, Inc. (MISO) | 43.7 GWh | Dec 2013 | Jun 2026 | Water |
| Rawhide Prairie Solar Hybrid | Greenbacker Renewable Energy Corporation | Wellington, CO | Public Service Company of Colorado (PSCO) | 43.7 GWh | Feb 2021 | Dec 2024 | Solar |
| Beaver Dam (PA) | Beaver Dam Energy LLC | Canton Township, PA | PJM Interconnection, LLC (PJM) | 43.7 GWh | May 2016 | Dec 2025 | Natural Gas |
| American Falls Solar | American Falls Solar LLC | American Falls, ID | Idaho Power Company (IPCO) | 43.7 GWh | Feb 2017 | Jun 2026 | Solar |
| Massena Energy Facility | Power City Partners LP | Massena, NY | New York Independent System Operator (NYIS) | 43.6 GWh | Jun 1992 | Oct 2025 | Natural Gas |
| Bucknell University | Bucknell University | Lewisburg, PA | PJM Interconnection, LLC (PJM) | 43.6 GWh | Sep 1991 | Jun 2026 | Natural Gas |
| Naval Sub Base New London Fuel Cell | Groton Station Fuel Cell, LLC | Groton, CT | ISO New England (ISNE) | 43.6 GWh | Nov 2022 | Dec 2024 | Natural Gas |
| Mammoth G1 | Ormat Nevada Inc | Mammoth lakes, CA | California Independent System Operator (CISO) | 43.6 GWh | Nov 1984 | Dec 2025 | Geothermal |
| Watlington Solar | RWE Clean Energy | Halifax, VA | PJM Interconnection, LLC (PJM) | 43.6 GWh | Feb 2023 | Dec 2025 | Solar |
| Tesoro Kenai Cogeneration Plant | Tesoro Alaska Company LLC | Kenai, AK | 43.5 GWh | Oct 1988 | Jun 2026 | Natural Gas | |
| Fairview Farms | Madison Energy Investments LLC | Bel Air, MD | PJM Interconnection, LLC (PJM) | 43.5 GWh | Nov 2024 | Jun 2026 | Solar |
| Twin Falls (ID) | Idaho Power Co | Kimberly, ID | Idaho Power Company (IPCO) | 43.5 GWh | Feb 1935 | Dec 2025 | Water |
| Dalles Dam North Fishway Project | Northern Wasco County PUD - (OR) | The Dalles, OR | Bonneville Power Administration (BPAT) | 43.4 GWh | Apr 1991 | Dec 2025 | Water |
| Conemaugh Hydro Plant | Pennsylvania Renewable Resources | Saltsburg, PA | PJM Interconnection, LLC (PJM) | 43.3 GWh | Jan 1989 | Dec 2025 | Water |
| Twelvemile Solar 2 | Leeward Asset Management, LLC | Durant, OK | Southwest Power Pool (SWPP) | 43.3 GWh | - | Jun 2026 | Solar |
| West Campus Steam Plant | Penn State University | University Park, PA | PJM Interconnection, LLC (PJM) | 43.3 GWh | Dec 1937 | Jun 2026 | Natural Gas : 99.9% |
Summary of Power Plants By State
Figures are based on June 2026 generation numbers.| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 77 | 12,594.28 GWh |
| Alaska | # 48 | 140 | 563.53 GWh |
| Arizona | # 11 | 199 | 11,138.97 GWh |
| Arkansas | # 21 | 117 | 6,425.86 GWh |
| California | # 4 | 1,744 | 17,197.11 GWh |
| Colorado | # 29 | 309 | 4,933.21 GWh |
| Connecticut | # 34 | 173 | 3,737.86 GWh |
| Delaware | # 49 | 35 | 376.53 GWh |
| District of Columbia | # 51 | 17 | 18.29 GWh |
| Florida | # 2 | 342 | 26,309.59 GWh |
| Georgia | # 7 | 250 | 13,880.75 GWh |
| Hawaii | # 47 | 70 | 767.91 GWh |
| Idaho | # 41 | 152 | 2,099.32 GWh |
| Illinois | # 5 | 494 | 16,673.62 GWh |
| Indiana | # 18 | 222 | 8,401.10 GWh |
| Iowa | # 23 | 297 | 6,139.01 GWh |
| Kansas | # 25 | 188 | 5,758.25 GWh |
| Kentucky | # 22 | 61 | 6,181.49 GWh |
| Louisiana | # 15 | 90 | 9,779.36 GWh |
| Maine | # 45 | 242 | 1,215.46 GWh |
| Maryland | # 36 | 228 | 3,591.08 GWh |
| Massachusetts | # 44 | 666 | 1,410.23 GWh |
| Michigan | # 14 | 276 | 9,804.74 GWh |
| Minnesota | # 30 | 790 | 4,889.70 GWh |
| Mississippi | # 20 | 60 | 6,899.16 GWh |
| Missouri | # 24 | 129 | 6,066.44 GWh |
| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,225.73 GWh |
| Nebraska | # 39 | 126 | 3,184.64 GWh |
| Nevada | # 31 | 117 | 4,654.59 GWh |
| New Hampshire | # 43 | 57 | 1,659.52 GWh |
| New Jersey | # 28 | 398 | 5,055.63 GWh |
| New Mexico | # 33 | 159 | 4,408.01 GWh |
| New York | # 10 | 1,064 | 11,564.60 GWh |
| North Carolina | # 8 | 913 | 12,773.20 GWh |
| North Dakota | # 35 | 59 | 3,713.80 GWh |
| Ohio | # 6 | 213 | 13,969.06 GWh |
| Oklahoma | # 17 | 144 | 9,156.03 GWh |
| Oregon | # 27 | 281 | 5,322.08 GWh |
| Pennsylvania | # 3 | 259 | 21,018.65 GWh |
| Rhode Island | # 46 | 107 | 854.92 GWh |
| South Carolina | # 16 | 209 | 9,442.42 GWh |
| South Dakota | # 42 | 53 | 1,803.66 GWh |
| Tennessee | # 19 | 99 | 7,036.17 GWh |
| Texas | # 1 | 1,028 | 57,844.67 GWh |
| Utah | # 38 | 129 | 3,196.09 GWh |
| Vermont | # 50 | 118 | 180.62 GWh |
| Virginia | # 12 | 250 | 10,352.13 GWh |
| Washington | # 13 | 135 | 10,051.77 GWh |
| West Virginia | # 32 | 41 | 4,489.44 GWh |
| Wisconsin | # 26 | 266 | 5,542.48 GWh |
| Wyoming | # 37 | 69 | 3,318.53 GWh |