Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Gap Pacific Distribution Center | MN8 Energy LLC | Fresno, CA | California Independent System Operator (CISO) | 5.4 GWh | Sep 2008 | Dec 2025 | Solar |
| Caltech Central | Bloom Energy 2009 PPA | Pasadena, CA | California Independent System Operator (CISO) | 7.7 GWh | Oct 2010 | Dec 2025 | Natural Gas |
| Ameresco Keller Canyon | AMERESCO Keller Canyon LLC | Bay Point, CA | California Independent System Operator (CISO) | 15.8 GWh | Jun 2009 | Dec 2025 | Landfill Gas |
| California Valley Solar Ranch | Clearway Energy Operating LLC | California Valley, CA | California Independent System Operator (CISO) | 558.7 GWh | Aug 2012 | Dec 2025 | Solar |
| Mountain View IV | AES Distributed Energy | North Palm Springs, CA | California Independent System Operator (CISO) | 172.7 GWh | Jan 2012 | Dec 2025 | Wind |
| Dillon Wind LLC | Avangrid Power LLC | North Palm Springs, CA | California Independent System Operator (CISO) | 138.3 GWh | Mar 2008 | Dec 2025 | Wind |
| Panoche Energy Center | Panoche Energy Center, LLC | Firebaugh, CA | California Independent System Operator (CISO) | 651.8 GWh | May 2009 | May 2026 | Natural Gas |
| Solar Borrego I | NRG Solar Borrego I | Borrego Springs, CA | California Independent System Operator (CISO) | 61.3 GWh | Jan 2013 | Dec 2025 | Solar |
| Sun City Project LLC | Avenal Solar Holdings LLC | Avenal, CA | California Independent System Operator (CISO) | 33.4 GWh | Jul 2011 | Dec 2025 | Solar |
| Sand Drag LLC | Avenal Solar Holdings LLC | Avenal, CA | California Independent System Operator (CISO) | 31.9 GWh | Jul 2011 | Dec 2025 | Solar |
| UCI Facilities Management Central Plant | University of California Irvine | Irvine, CA | California Independent System Operator (CISO) | 113.6 GWh | Jun 2007 | May 2026 | Natural Gas |
| CSU Fresno Solar Project | MMA Fresno Power LP | Fresno, CA | California Independent System Operator (CISO) | 1.3 GWh | Nov 2007 | Dec 2025 | Solar |
| SunEdison Procter & Gamble Oxnard | SunE U6 Holdings LLC | Oxnard, CA | California Independent System Operator (CISO) | 1.6 GWh | Sep 2009 | Dec 2025 | Solar |
| Solar Photovoltaic Project #42 | Southern California Edison Co | Tulare, CA | California Independent System Operator (CISO) | 6.4 GWh | Oct 2012 | Dec 2025 | Solar |
| Cameron Ridge LLC | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 148.0 GWh | Nov 1984 | Dec 2025 | Wind |
| Ridgetop Energy LLC | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 24.5 GWh | Dec 1983 | Dec 2025 | Wind |
| California Institute of Technology | California Institute-Technology | Pasadena, CA | California Independent System Operator (CISO) | 59.7 GWh | Jul 2003 | May 2026 | Natural Gas |
| Oxnard | Procter&Gamble Paper Products Co-Oxnard | Oxnard, CA | California Independent System Operator (CISO) | 425.0 GWh | Jun 1982 | May 2026 | Natural Gas |
| Haypress | EIF Haypress LLC | Sierra City, CA | California Independent System Operator (CISO) | 17.1 GWh | Nov 1988 | Jun 2025 | Water |
| Tulare Success Power Project | Lower Tule River Irrgtn Dist | Porterville, CA | California Independent System Operator (CISO) | 1.3 GWh | Nov 1989 | Aug 2025 | Water |
| Sky River Wind Energy Center | Sky River Wind LLC | Tehachapi, CA | California Independent System Operator (CISO) | 211.5 GWh | Jan 1991 | Dec 2025 | Wind |
| San Jose Cogeneration | San Jose State University Fclts Dev &Ops | San Jose, CA | California Independent System Operator (CISO) | 35.4 GWh | Nov 1984 | May 2026 | Natural Gas |
| New-Indy Ontario Mill | New-Indy Ontario LLC | Ontario, CA | California Independent System Operator (CISO) | 247.7 GWh | May 1985 | May 2026 | Natural Gas |
| Pacific-Ultrapower Chinese Station | IHI Power Services Corp | Jamestown, CA | California Independent System Operator (CISO) | 101.9 GWh | Sep 1986 | May 2026 | Wood/Wood Waste Solids : 98.5% Gaseous Propane : 1.5% |
| Muck Valley Hydroelectric | Malacha Hydro Limited Partnership | NA, CA | California Independent System Operator (CISO) | 89.8 GWh | Nov 1988 | Dec 2025 | Water |
| Lockhart Solar PV, LLC | Terra-Gen Operating Co-Solar | Hinkley, CA | California Independent System Operator (CISO) | 240.9 GWh | Nov 1989 | May 2026 | Solar |
| Sunray 3 | Sunray Energy 3 LLC | Daggett, CA | California Independent System Operator (CISO) | 37.2 GWh | Nov 1985 | Dec 2025 | Solar |
| Sunray 2 | Sunray Energy 2, LLC | Daggett, CA | California Independent System Operator (CISO) | 54.6 GWh | Nov 1984 | Dec 2025 | Solar |
| Diamond Valley Lake | Metropolitan Water District of S CA | Winchester, CA | California Independent System Operator (CISO) | 1.3 GWh | Apr 2001 | Oct 2025 | Water |
| Altamont Gas Recovery | WM Renewable Energy LLC | Livermore, CA | California Independent System Operator (CISO) | 38.8 GWh | Feb 1969 | Dec 2025 | Landfill Gas |
| King City Power Plant | Calpine King City Cogen LLC | King City, CA | California Independent System Operator (CISO) | 26.8 GWh | Jan 1989 | May 2026 | Natural Gas |
| Puente Hills Energy Recovery | Los Angeles County Sanitation | Whittier, CA | California Independent System Operator (CISO) | 146.9 GWh | Sep 1986 | May 2026 | Landfill Gas |
| McKittrick Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 4.4 GWh | Sep 1991 | Mar 2026 | Natural Gas |
| Berry Cogen Tanne Hills 18 | Berry Petroleum Co | Maricopa, CA | California Independent System Operator (CISO) | 138.7 GWh | Nov 1986 | May 2026 | Natural Gas |
| Torrance Refining Company, LLC | Torrance Refining Company, LLC | Torrance, CA | California Independent System Operator (CISO) | 72.9 GWh | Aug 1983 | May 2026 | Other Gas : 61.0% Waste Heat : 39.0% |
| Covanta Stanislaus Energy | Covanta Stanislaus Inc | Crows Landing, CA | California Independent System Operator (CISO) | 61.9 GWh | Aug 1988 | Dec 2024 | Non-biogenic Municipal Solid Waste : 50.0% Biogenic Municipal Solid Waste : 40.9% Distillate Fuel Oil : 9.1% |
| Kingsburg Cogen | KES Kingsburg LP | Kingsburg, CA | California Independent System Operator (CISO) | 8.4 GWh | Nov 1990 | Sep 2025 | Natural Gas |
| Sycamore Energy LLC | Sycamore Energy LLC | Santee, CA | California Independent System Operator (CISO) | 23.3 GWh | Mar 2004 | Dec 2025 | Landfill Gas |
| Marathon Bay Area Cogen | Tesoro Marketing & Refining Co. LLC (Martinez) | Martinez, CA | California Independent System Operator (CISO) | 595.6 GWh | Jan 1987 | May 2026 | Natural Gas |
| Gosselin Hydro Plant | Humboldt Bay Mun Water Dist | Ruth, CA | California Independent System Operator (CISO) | 4.6 GWh | May 1983 | Dec 2025 | Water |
| Mesa Wind Power LLC | Mesa Wind Power LLC | North Palm Springs, CA | California Independent System Operator (CISO) | 113.7 GWh | Oct 1984 | May 2026 | Wind |
| Kern River Cogeneration | Kern River Cogeneration Co | Bakersfield, CA | California Independent System Operator (CISO) | 100.3 GWh | Jun 1985 | May 2026 | Natural Gas |
| Gas Utilization Facility | City of San Diego - (CA) | San Diego, CA | California Independent System Operator (CISO) | 28.7 GWh | May 1985 | May 2026 | Other Biomass Gas |
| Double C Generation Limited Partnership | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 5.6 GWh | Feb 1989 | Dec 2025 | Natural Gas |
| Kern Front Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 5.4 GWh | Jan 1989 | Dec 2025 | Natural Gas |
| High Sierra Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 5.6 GWh | Feb 1989 | Dec 2025 | Natural Gas |
| Mammoth G2 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 83.8 GWh | Nov 1990 | Dec 2025 | Geothermal |
| Victory Garden (Tehachapi) | Wind Stream Operations LLC | Tehachapi, CA | California Independent System Operator (CISO) | 33.0 GWh | Nov 1981 | Dec 2024 | Wind |
| Painted Hills Wind Park | Terra-Gen Operating Co-Wind | Whitewater, CA | California Independent System Operator (CISO) | 158.0 GWh | Oct 1985 | May 2026 | Wind |
| Big Creek Water Works | Big Creek Water Works Ltd | Hyampom, CA | California Independent System Operator (CISO) | 5.5 GWh | Dec 1986 | May 2026 | Water |
| Greenleaf 1 | Calpine Greenleaf Holding, Inc. | Yuba City, CA | California Independent System Operator (CISO) | 2.6 GWh | Jan 1989 | Dec 2025 | Natural Gas |
| SRI International Cogen Project | IPT SRI Cogeneration Inc | Menlo Park, CA | California Independent System Operator (CISO) | 24.1 GWh | Mar 1987 | May 2026 | Natural Gas |
| Mammoth G1 | Ormat Nevada Inc | Mammoth lakes, CA | California Independent System Operator (CISO) | 43.6 GWh | Nov 1984 | Dec 2025 | Geothermal |
| Harbor Cogen | Harbor Cogeneration Co. | Wilmington, CA | California Independent System Operator (CISO) | 9.3 GWh | Nov 1988 | Nov 2025 | Natural Gas |
| Mammoth G3 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 75.3 GWh | Nov 1990 | Dec 2025 | Geothermal |
| Bowman | Nevada Irrigation District | Nevada City, CA | California Independent System Operator (CISO) | 14.2 GWh | Aug 1986 | Dec 2025 | Water |
| Salka Cabazon Wind | Salka Cabazon Wind LLC | North Palm Springs, CA | California Independent System Operator (CISO) | 12.8 GWh | Dec 1998 | Dec 2025 | Wind |
| Edom Hills Project 1 LLC | Edom Hills Project 1 LLC | Cathedral City, CA | California Independent System Operator (CISO) | 4.8 GWh | Aug 2008 | Jun 2025 | Wind |
| Berry Cogen | Berry Petroleum Co | Taft, CA | California Independent System Operator (CISO) | 9.5 GWh | Nov 1986 | May 2026 | Natural Gas |
| Sierra Pacific Quincy Facility | Sierra Pacific Industries | Quincy, CA | California Independent System Operator (CISO) | 201.5 GWh | Nov 1986 | Dec 2025 | Wood/Wood Waste Solids |
| US Borax | U S Borax Inc | Boron, CA | California Independent System Operator (CISO) | 255.4 GWh | Jun 1984 | May 2026 | Natural Gas |
| Kaweah Delta District Hospital | Kaweah Delta Hospital | Visalia, CA | California Independent System Operator (CISO) | 21.7 GWh | Sep 2008 | May 2026 | Natural Gas |
| Indian Valley Dam Hydro Project | Yolo County Flood Control WCD | Clearlake Oaks, CA | California Independent System Operator (CISO) | 11.2 GWh | Sep 1983 | Aug 2025 | Water |
| Sycamore Cogeneration | Sycamore Cogeneration Co | Bakersfield, CA | California Independent System Operator (CISO) | 148.2 GWh | Nov 1987 | May 2026 | Natural Gas |
| Gilroy Power Plant | Calpine Gilroy Cogen LP | Gilroy, CA | California Independent System Operator (CISO) | 21.1 GWh | Sep 1987 | Dec 2025 | Natural Gas |
| Fresno Cogen Partners | Wellhead Services, Inc | San Joaquin, CA | California Independent System Operator (CISO) | 840.0 MWh | Dec 1989 | Dec 2025 | Natural Gas |
| Bear Creek (CA) | Central Rivers Power US, LLC | Shingletown, CA | California Independent System Operator (CISO) | 6.5 GWh | Dec 1989 | Dec 2025 | Water |
| HL Power | HL Power Company | Wendel, CA | California Independent System Operator (CISO) | 196.4 GWh | Jun 1989 | Dec 2025 | Wood/Wood Waste Solids : 99.4% Natural Gas : 0.6% |
| Sierra Pacific Burney Facility | Sierra Pacific Industries | Burney, CA | California Independent System Operator (CISO) | 95.1 GWh | Sep 1986 | Dec 2025 | Wood/Wood Waste Solids |
| Encina Water Pollution Control | Encina Joint Powers Authority | Carlsbad, CA | California Independent System Operator (CISO) | 14.3 GWh | Oct 2008 | May 2026 | Other Biomass Gas : 94.1% Natural Gas : 5.9% |
| E F Oxnard Energy Facility | EF Oxnard, LLC | Oxnard, CA | California Independent System Operator (CISO) | 7.8 GWh | May 1990 | May 2026 | Natural Gas |
| Whitewater Hydro Plant | Desert Water Agency | California, CA | California Independent System Operator (CISO) | 4.9 GWh | Mar 1986 | Dec 2025 | Water |
| Olsen | Olsen Power Partners | Whitmore, CA | California Independent System Operator (CISO) | 15.3 GWh | Dec 1989 | Dec 2025 | Water |
| Rio Bravo Rocklin | Rio Bravo Rocklin | Lincoln, CA | California Independent System Operator (CISO) | 147.0 GWh | May 1989 | Dec 2025 | Wood/Wood Waste Solids : 99.0% Natural Gas : 1.0% |
| Sand Bar Power Plant | Tri-Dam Power Authority | Stanislaus Ntl. Fores, CA | California Independent System Operator (CISO) | 82.5 GWh | Apr 1986 | Dec 2025 | Water |
| B Braun Medical | B Braun Medical Inc | Irvine, CA | California Independent System Operator (CISO) | 28.8 GWh | Oct 1982 | Mar 2025 | Natural Gas |
| Watson Cogeneration | ARCO Products Co-Watson | Carson, CA | California Independent System Operator (CISO) | 2.4 TWh | Nov 1987 | May 2026 | Natural Gas : 76.2% Other Gas : 23.1% Waste/Other Oil : 0.7% |
| Frankenheimer Power Plant | Turlock Irrigation District | Oakdale, CA | California Independent System Operator (CISO) | 11.3 GWh | Feb 1983 | Dec 2025 | Water |
| Total Energy Facilities | Los Angeles County Sanitation | Carson, CA | California Independent System Operator (CISO) | 156.5 GWh | Dec 1985 | Dec 2025 | Other Biomass Gas : 94.7% Natural Gas : 5.3% |
| Coso Finance Partners | Coso Operating Co LLC | Inyokern, CA | California Independent System Operator (CISO) | 363.8 GWh | Jun 1987 | May 2026 | Geothermal |
| Coso Power Developers | Coso Operating Co LLC | Inyokern, CA | California Independent System Operator (CISO) | 315.8 GWh | Oct 1989 | May 2026 | Geothermal |
| Coso Energy Developers | Coso Operating Co LLC | Inyokern, CA | California Independent System Operator (CISO) | 235.0 GWh | Nov 1988 | Dec 2025 | Geothermal |
| Bidwell Ditch Project | Mega Renewables | Hat Creek, CA | California Independent System Operator (CISO) | 10.7 GWh | Feb 1987 | Dec 2024 | Water |
| Roaring Creek Water Power | Shasta Hydroelectric Inc | Montgomery Creek, CA | California Independent System Operator (CISO) | 6.0 GWh | Nov 1986 | Dec 2025 | Water |
| Hatchet Creek Project | Mega Renewables | Montgomery Creek, CA | California Independent System Operator (CISO) | 21.8 GWh | Nov 1986 | Dec 2025 | Water |
| Grossmont Hospital | Sharp Grossmont Hospital | La Mesa, CA | California Independent System Operator (CISO) | 29.2 GWh | Jul 1983 | Dec 2025 | Natural Gas |
| Isabella Hydro Project | Isabella Partners | Lake Isabella, CA | California Independent System Operator (CISO) | 32.1 GWh | Nov 1990 | Dec 2025 | Water |
| Chalk Cliff Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 3.0 GWh | Feb 1990 | May 2026 | Natural Gas |
| Carson Cogeneration | Carson Cogeneration Co | Carson, CA | California Independent System Operator (CISO) | 2.6 GWh | Nov 1989 | Sep 2025 | Natural Gas |
| Woodland Biomass Power Ltd | DTE Energy Services-Woodland | Woodland, CA | California Independent System Operator (CISO) | 161.9 GWh | Aug 1989 | Dec 2025 | Wood/Wood Waste Solids : 99.5% |
| Rio Bravo Hydro Project | Olcese Water District | Bakersfield, CA | California Independent System Operator (CISO) | 27.0 GWh | Apr 1989 | Nov 2025 | Water |
| Sierra Pacific Lincoln Facility | Sierra Pacific Industries | Lincoln, CA | California Independent System Operator (CISO) | 80.1 GWh | Feb 2004 | Dec 2025 | Wood/Wood Waste Solids |
| Humboldt Sawmill Company | Mendocino Forest Products | Scotia, CA | California Independent System Operator (CISO) | 118.0 GWh | Dec 1937 | May 2026 | Wood/Wood Waste Solids : 99.9% |
| San Diego State University | San Diego State University | San Diego, CA | California Independent System Operator (CISO) | 56.5 GWh | Aug 2002 | May 2026 | Natural Gas : 97.4% Solar : 2.6% |
| University of California Santa Cruz | University of California Santa Cruz | Santa Cruz, CA | California Independent System Operator (CISO) | 33.5 GWh | Aug 2013 | Dec 2025 | Natural Gas : 91.4% Solar : 8.6% |
| Calistoga Power Plant | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 453.8 GWh | Feb 1984 | May 2026 | Geothermal |
| Greenleaf 2 Power Plant | Greenleaf Energy LLC | Yuba City, CA | California Independent System Operator (CISO) | 63.8 GWh | Sep 1989 | May 2026 | Natural Gas |
| Univ of San Francisco Cogen | University of San Francisco | San Francisco, CA | California Independent System Operator (CISO) | 5.2 GWh | Aug 1987 | Dec 2024 | Natural Gas |
| San Gorgonio Farms Wind Farm | San Gorgonio Farms Inc | Whitewater, CA | California Independent System Operator (CISO) | 51.7 GWh | Feb 1983 | Dec 2025 | Wind |
| Burney Forest Products | Burney Forest Products, A Joint Venture | Burney, CA | California Independent System Operator (CISO) | 102.9 GWh | Sep 1989 | Dec 2025 | Wood/Wood Waste Solids : 69.9% Natural Gas : 30.1% |
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 |