Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Friant Hydro Facility | Friant Power Authority | Friant, CA | California Independent System Operator (CISO) | 59.8 GWh | Mar 1985 | Dec 2024 | Water |
| New-Indy Ontario Mill | New-Indy Ontario LLC | Ontario, CA | California Independent System Operator (CISO) | 245.2 GWh | May 1985 | Oct 2025 | Natural Gas |
| Sierra Pacific Quincy Facility | Sierra Pacific Industries | Quincy, CA | California Independent System Operator (CISO) | 192.5 GWh | Nov 1986 | Dec 2024 | Wood/Wood Waste Solids |
| Burney Creek | Snow Mountain Hydro LLC | Burney, CA | California Independent System Operator (CISO) | 8.9 GWh | Feb 1990 | Dec 2024 | Water |
| Sky River Wind Energy Center | Sky River Wind LLC | Tehachapi, CA | California Independent System Operator (CISO) | 245.0 GWh | Jan 1991 | Dec 2024 | Wind |
| Cove Hydroelectric | Snow Mountain Hydro LLC | Burney, CA | California Independent System Operator (CISO) | 18.4 GWh | Jan 1990 | Dec 2024 | Water |
| Ellwood | Ellwood Power, LLC | Goleta, CA | California Independent System Operator (CISO) | 2.5 GWh | Jul 1974 | Dec 2024 | Natural Gas |
| Lost Creek I | Snow Mountain Hydro LLC | Burney, CA | California Independent System Operator (CISO) | 5.1 GWh | Nov 1989 | Dec 2024 | Water |
| Ponderosa Bailey Creek | Snow Mountain Hydro LLC | Manton, CA | California Independent System Operator (CISO) | 2.9 GWh | Feb 1990 | Dec 2024 | Water |
| Karen Avenue Wind Farm | San Gorgonio Farms Inc | North Palm Springs, CA | California Independent System Operator (CISO) | 23.4 GWh | Dec 1984 | Dec 2024 | Wind |
| Kyocera International Inc.(San Diego) | Kyocera International, Inc | San Diego, CA | California Independent System Operator (CISO) | 9.1 GWh | Aug 2012 | Dec 2024 | Natural Gas |
| Sand Bar Power Plant | Tri-Dam Power Authority | Stanislaus Ntl. Fores, CA | California Independent System Operator (CISO) | 85.5 GWh | Apr 1986 | Dec 2024 | Water |
| Sierra Pacific Burney Facility | Sierra Pacific Industries | Burney, CA | California Independent System Operator (CISO) | 96.3 GWh | Sep 1986 | Dec 2024 | Wood/Wood Waste Solids |
| Marina Landfill Gas | Monterey Regional Waste Mgmt | Marina, CA | California Independent System Operator (CISO) | 22.8 GWh | Mar 1998 | Dec 2024 | Landfill Gas |
| Argus Cogen Plant | Searles Valley Minerals Operations Inc. | Trona, CA | California Independent System Operator (CISO) | 256.3 GWh | Nov 1947 | Oct 2025 | Bituminous Coal : 95.1% Natural Gas : 4.9% |
| East Portal Generator | Calleguas Mun Water District | Chatsworth, CA | California Independent System Operator (CISO) | 3.9 GWh | Dec 1986 | Dec 2024 | Water |
| Kingsburg Cogen | KES Kingsburg LP | Kingsburg, CA | California Independent System Operator (CISO) | 11.0 GWh | Nov 1990 | Nov 2024 | Natural Gas |
| Dinosaur Point | International Turbine Res Inc | Los Banos, CA | California Independent System Operator (CISO) | 4.9 GWh | Apr 1988 | Jun 2024 | Wind |
| Rio Bravo Fresno | Rio Bravo Fresno | Fresno, CA | California Independent System Operator (CISO) | 108.4 GWh | Jun 1988 | Oct 2024 | Wood/Wood Waste Solids : 94.7% Natural Gas : 5.3% |
| SRI International Cogen Project | IPT SRI Cogeneration Inc | Menlo Park, CA | California Independent System Operator (CISO) | 23.3 GWh | Mar 1987 | Oct 2025 | Natural Gas |
| Rio Bravo Rocklin | Rio Bravo Rocklin | Lincoln, CA | California Independent System Operator (CISO) | 155.2 GWh | May 1989 | Dec 2024 | Wood/Wood Waste Solids : 99.1% Natural Gas : 0.9% |
| Sycamore Energy LLC | Sycamore Energy LLC | Santee, CA | California Independent System Operator (CISO) | 23.1 GWh | Mar 2004 | Dec 2024 | Landfill Gas |
| Kern River Cogeneration | Kern River Cogeneration Co | Bakersfield, CA | California Independent System Operator (CISO) | 154.9 GWh | Jun 1985 | Sep 2025 | Natural Gas |
| Harbor Cogen | Harbor Cogeneration Co. | Wilmington, CA | California Independent System Operator (CISO) | 17.4 GWh | Nov 1988 | Dec 2024 | Natural Gas |
| E F Oxnard Energy Facility | EF Oxnard, LLC | Oxnard, CA | California Independent System Operator (CISO) | 3.2 GWh | May 1990 | Oct 2025 | Natural Gas |
| Calistoga Power Plant | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 456.0 GWh | Feb 1984 | Oct 2025 | Geothermal |
| Nacimiento Hydro Project | Monterey Cnty Water Res Agency | Bradley, CA | California Independent System Operator (CISO) | 18.2 GWh | Jun 1987 | Dec 2024 | Water |
| Bowman | Nevada Irrigation District | Nevada City, CA | California Independent System Operator (CISO) | 10.6 GWh | Aug 1986 | Dec 2024 | Water |
| Lockhart Solar PV, LLC | Terra-Gen Operating Co-Solar | Hinkley, CA | California Independent System Operator (CISO) | 243.6 GWh | Nov 1989 | Oct 2025 | Solar |
| Kern Front Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 12.2 GWh | Jan 1989 | Dec 2024 | Natural Gas |
| Double C Generation Limited Partnership | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 14.9 GWh | Feb 1989 | Dec 2024 | Natural Gas |
| Gas Utilization Facility | City of San Diego | San Diego, CA | California Independent System Operator (CISO) | 30.8 GWh | May 1985 | Oct 2025 | Other Biomass Gas |
| Ridgetop Energy LLC | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 27.0 GWh | Dec 1983 | Dec 2024 | Wind |
| Mammoth G2 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 82.3 GWh | Nov 1990 | Dec 2024 | Geothermal |
| Cameron Ridge LLC | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 144.0 GWh | Nov 1984 | Dec 2024 | Wind |
| Mammoth G1 | Ormat Nevada Inc | Mammoth lakes, CA | California Independent System Operator (CISO) | 59.6 GWh | Nov 1984 | Dec 2024 | Geothermal |
| Mammoth G3 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 103.1 GWh | Nov 1990 | Dec 2024 | Geothermal |
| Puente Hills Energy Recovery | Los Angeles County Sanitation | Whittier, CA | California Independent System Operator (CISO) | 151.7 GWh | Sep 1986 | Oct 2025 | Landfill Gas |
| Muck Valley Hydroelectric | Brookfield Renewable Trading and Marketing LP | NA, CA | California Independent System Operator (CISO) | 81.8 GWh | Nov 1988 | Dec 2024 | Water |
| Phillips 66 Rodeo Refinery | Phillips 66 Company | Rodeo, CA | California Independent System Operator (CISO) | 291.0 GWh | Apr 1987 | Aug 2024 | Other Gas : 72.8% Natural Gas : 27.2% |
| SEGS IX | Terra-Gen Operating Co-Solar | Hinkley, CA | California Independent System Operator (CISO) | 112.0 GWh | Aug 1990 | Sep 2024 | Solar |
| Oxnard | Procter&Gamble Paper Products Co-Oxnard | Oxnard, CA | California Independent System Operator (CISO) | 476.2 GWh | Jun 1982 | Oct 2025 | Natural Gas |
| High Sierra Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 14.1 GWh | Feb 1989 | Dec 2024 | Natural Gas |
| Bear Mountain Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 34.4 GWh | Mar 1995 | Oct 2025 | Natural Gas |
| Badger Creek Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 6.2 GWh | Mar 1991 | Sep 2025 | Natural Gas |
| Burney Forest Products | Burney Forest Products, A Joint Venture | Burney, CA | California Independent System Operator (CISO) | 193.3 GWh | Sep 1989 | Dec 2024 | Wood/Wood Waste Solids : 94.4% Natural Gas : 5.6% |
| HL Power | HL Power Company | Wendel, CA | California Independent System Operator (CISO) | 204.8 GWh | Jun 1989 | Dec 2024 | Wood/Wood Waste Solids : 99.8% |
| Sunray 3 | Sunray Energy 3 LLC | Daggett, CA | California Independent System Operator (CISO) | 37.1 GWh | Nov 1985 | Dec 2024 | Solar |
| Collins Pine Project | Collins Pine Co | Chester, CA | California Independent System Operator (CISO) | 10.3 GWh | Nov 1985 | Dec 2024 | Wood/Wood Waste Solids |
| Sunray 2 | Sunray Energy 2, LLC | Daggett, CA | California Independent System Operator (CISO) | 57.7 GWh | Nov 1984 | Dec 2024 | Solar |
| San Jose Cogeneration | San Jose State University Fclts Dev &Ops | San Jose, CA | California Independent System Operator (CISO) | 34.7 GWh | Nov 1984 | Oct 2025 | Natural Gas |
| 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) | 173.1 GWh | Oct 1985 | Oct 2025 | Wind |
| US Borax | U S Borax Inc | Boron, CA | California Independent System Operator (CISO) | 275.1 GWh | Jun 1984 | Oct 2025 | Natural Gas |
| Mesa Wind Power LLC | Brookfield Renewable Trading and Marketing LP | North Palm Springs, CA | California Independent System Operator (CISO) | 7.7 GWh | Oct 1984 | Oct 2025 | Wind |
| San Dimas Wash Generating Station | San Gabriel Valley Mun Wtr Dt | San Dimas, CA | California Independent System Operator (CISO) | 4.8 GWh | Feb 1986 | Jun 2024 | Water |
| Tehachapi Wind Resource I | CalWind Resources Inc | Tehachapi, CA | California Independent System Operator (CISO) | 14.1 GWh | Nov 1984 | Dec 2024 | Wind |
| Sierra Pacific Lincoln Facility | Sierra Pacific Industries | Lincoln, CA | California Independent System Operator (CISO) | 94.1 GWh | Feb 2004 | Dec 2024 | Wood/Wood Waste Solids |
| Watson Cogeneration | ARCO Products Co-Watson | Carson, CA | California Independent System Operator (CISO) | 2.3 TWh | Nov 1987 | Oct 2025 | Natural Gas : 79.1% Other Gas : 20.0% Waste/Other Oil : 0.9% |
| Frankenheimer Power Plant | Turlock Irrigation District | Oakdale, CA | California Independent System Operator (CISO) | 12.6 GWh | Feb 1983 | Oct 2024 | Water |
| Nelson Creek | Nelson Creek Power Inc | Big Bend, CA | California Independent System Operator (CISO) | 3.1 GWh | Sep 1989 | Dec 2024 | Water |
| Oxnard Wastewater Treatment Plant | Oxnard City of | Oxnard, CA | California Independent System Operator (CISO) | 4.2 GWh | Jul 1981 | Oct 2025 | Other Biomass Gas : 95.1% Natural Gas : 4.9% |
| Haypress | EIF Haypress LLC | Sierra City, CA | California Independent System Operator (CISO) | 17.6 GWh | Nov 1988 | Jun 2024 | Water |
| Chalk Cliff Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 3.8 GWh | Feb 1990 | Sep 2025 | Natural Gas |
| Pine Flat | Kings River Conservation Dist | Piedra, CA | California Independent System Operator (CISO) | 331.2 GWh | Dec 1983 | Sep 2025 | Water |
| San Antonio Regional Hospital | San Antonio Regional Hospital | Upland, CA | California Independent System Operator (CISO) | 10.2 GWh | Dec 1984 | Dec 2024 | Natural Gas |
| Isabella Hydro Project | Isabella Partners | Lake Isabella, CA | California Independent System Operator (CISO) | 43.0 GWh | Nov 1990 | Dec 2024 | Water |
| Hatchet Creek Project | Mega Renewables | Montgomery Creek, CA | California Independent System Operator (CISO) | 22.6 GWh | Nov 1986 | Dec 2024 | Water |
| Gosselin Hydro Plant | Humboldt Bay Mun Water Dist | Ruth, CA | California Independent System Operator (CISO) | 5.9 GWh | May 1983 | Dec 2024 | Water |
| Forks of Butte Hydro Project | Hypower Energy, LLC | Magalia, CA | California Independent System Operator (CISO) | 65.9 GWh | Feb 1992 | Dec 2024 | Water |
| Roaring Creek Water Power | Shasta Hydroelectric Inc | Montgomery Creek, CA | California Independent System Operator (CISO) | 7.0 GWh | Nov 1986 | Dec 2024 | Water |
| Bidwell Ditch Project | Mega Renewables | Hat Creek, CA | California Independent System Operator (CISO) | 10.7 GWh | Feb 1987 | Dec 2024 | Water |
| Olsen | Olsen Power Partners | Whitmore, CA | California Independent System Operator (CISO) | 13.5 GWh | Dec 1989 | Dec 2024 | Water |
| University of California Santa Cruz | University of California Santa Cruz | Santa Cruz, CA | California Independent System Operator (CISO) | 35.2 GWh | Aug 2013 | Dec 2024 | Natural Gas : 91.7% Solar : 8.3% |
| Bear Creek (CA) | Central Rivers Power US, LLC | Shingletown, CA | California Independent System Operator (CISO) | 7.4 GWh | Dec 1989 | Dec 2024 | Water |
| San Diego State University | San Diego State University | San Diego, CA | California Independent System Operator (CISO) | 52.8 GWh | Aug 2002 | Oct 2025 | Natural Gas : 97.5% Solar : 2.5% |
| Berry Cogen | Berry Petroleum Co | Taft, CA | California Independent System Operator (CISO) | 7.6 GWh | Nov 1986 | Sep 2025 | Natural Gas |
| El Segundo Cogen | Chevron USA Inc-El Segundo | El Segundo, CA | California Independent System Operator (CISO) | 1.1 TWh | Nov 1987 | Oct 2025 | Natural Gas : 99.7% |
| Humboldt Sawmill Company | Mendocino Forest Products | Scotia, CA | California Independent System Operator (CISO) | 109.1 GWh | Dec 1937 | Oct 2025 | Wood/Wood Waste Solids : 99.8% |
| 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 |
| Childrens Hospital | DTE San Diego COGEN Inc. | San Diego, CA | California Independent System Operator (CISO) | 25.4 GWh | Mar 2000 | Oct 2025 | Natural Gas |
| Grossmont Hospital | Sharp Grossmont Hospital | La Mesa, CA | California Independent System Operator (CISO) | 25.5 GWh | Jul 1983 | Dec 2024 | Natural Gas |
| Carson Cogeneration | Carson Cogeneration Co | Carson, CA | California Independent System Operator (CISO) | 29.1 GWh | Nov 1989 | Aug 2024 | Natural Gas |
| Rio Bravo Hydro Project | Olcese Water District | Bakersfield, CA | California Independent System Operator (CISO) | 34.6 GWh | Apr 1989 | Oct 2024 | Water |
| Whitewater Hydro Plant | Desert Water Agency | California, CA | California Independent System Operator (CISO) | 5.0 GWh | Mar 1986 | Nov 2024 | Water |
| Fresno Cogen Partners | Wellhead Services, Inc | San Joaquin, CA | California Independent System Operator (CISO) | 2.4 GWh | Dec 1989 | Dec 2024 | Natural Gas |
| B Braun Medical | B Braun Medical Inc | Irvine, CA | California Independent System Operator (CISO) | 32.9 GWh | Oct 1982 | Dec 2024 | Natural Gas |
| Tulare Success Power Project | Lower Tule River Irrgtn Dist | Porterville, CA | California Independent System Operator (CISO) | 1.6 GWh | Nov 1989 | Sep 2024 | Water |
| Diamond Valley Lake | Metropolitan Water District of S CA | Winchester, CA | California Independent System Operator (CISO) | 5.4 GWh | Apr 2001 | Apr 2024 | Water |
| Total Energy Facilities | Los Angeles County Sanitation | Carson, CA | California Independent System Operator (CISO) | 160.8 GWh | Dec 1985 | Dec 2024 | Other Biomass Gas : 99.6% |
| Marathon Bay Area Cogen | Tesoro Marketing & Refining Co. LLC (Martinez) | Martinez, CA | California Independent System Operator (CISO) | 603.7 GWh | Jan 1987 | Oct 2025 | Natural Gas |
| Woodland Biomass Power Ltd | DTE Energy Services-Woodland | Woodland, CA | California Independent System Operator (CISO) | 170.9 GWh | Aug 1989 | Dec 2024 | Wood/Wood Waste Solids : 99.5% Natural Gas : 0.5% |
| Greenleaf 2 Power Plant | Greenleaf Energy LLC | Yuba City, CA | California Independent System Operator (CISO) | 13.6 GWh | Sep 1989 | Oct 2025 | Natural Gas |
| Encina Water Pollution Control | Encina Joint Powers Authority | Carlsbad, CA | California Independent System Operator (CISO) | 14.2 GWh | Oct 2008 | Oct 2025 | Other Biomass Gas : 94.2% Natural Gas : 5.8% |
| AltaGas Ripon Energy Inc. | AltaGas Ripon Energy Inc. | Ripon, CA | California Independent System Operator (CISO) | 1.6 GWh | Mar 1988 | Sep 2025 | Natural Gas |
| Site 980 65 | Madera-Chowchilla Power Auth | Madera, CA | California Independent System Operator (CISO) | 4.9 GWh | Jan 1985 | Jul 2024 | Water |
| Gilroy Power Plant | Calpine Gilroy Cogen LP | Gilroy, CA | California Independent System Operator (CISO) | 44.2 GWh | Sep 1987 | Dec 2024 | Natural Gas |
| Wadham Energy LP | Wadham Energy Ltd Partners | Williams, CA | California Independent System Operator (CISO) | 132.0 GWh | Feb 1989 | Dec 2024 | Agricultural By-Products : 99.7% |
| Sycamore Cogeneration | Sycamore Cogeneration Co | Bakersfield, CA | California Independent System Operator (CISO) | 279.8 GWh | Nov 1987 | Oct 2025 | Natural Gas |
| Greenleaf 1 | Calpine Greenleaf Holding, Inc. | Yuba City, CA | California Independent System Operator (CISO) | 4.1 GWh | Jan 1989 | 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 |