Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| 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 | Dec 2025 | Natural Gas : 76.4% Other Gas : 22.7% 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) | 3.9 GWh | Jul 1981 | Dec 2025 | Other Biomass Gas : 95.3% Natural Gas : 4.7% |
| 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) | 2.8 GWh | Feb 1990 | Nov 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) | 53.4 GWh | Aug 2002 | Dec 2025 | Natural Gas : 97.3% Solar : 2.7% |
| 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) | 1.2 TWh | Nov 1987 | Dec 2025 | Natural Gas : 99.7% |
| Humboldt Sawmill Company | Mendocino Forest Products | Scotia, CA | California Independent System Operator (CISO) | 106.6 GWh | Dec 1937 | Dec 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) | 25.3 GWh | Mar 2000 | Dec 2025 | Natural Gas : 99.9% |
| 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) | 585.1 GWh | Jan 1987 | Dec 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) | 36.8 GWh | Sep 1989 | Dec 2025 | Natural Gas |
| Encina Water Pollution Control | Encina Joint Powers Authority | Carlsbad, CA | California Independent System Operator (CISO) | 14.3 GWh | Oct 2008 | Dec 2025 | Other Biomass Gas : 93.6% Natural Gas : 6.4% |
| 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) | 218.9 GWh | Nov 1987 | Nov 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 |
| King City Power Plant | Calpine King City Cogen LLC | King City, CA | California Independent System Operator (CISO) | 24.3 GWh | Jan 1989 | Dec 2025 | Natural Gas |
| Indian Valley Dam Hydro Project | Yolo County Flood Control WCD | Clearlake Oaks, CA | California Independent System Operator (CISO) | 6.0 GWh | Sep 1983 | Aug 2024 | Water |
| Big Creek Water Works | Big Creek Water Works Ltd | Hyampom, CA | California Independent System Operator (CISO) | 9.6 GWh | Dec 1986 | Dec 2025 | Water |
| San Gorgonio Farms Wind Farm | San Gorgonio Farms Inc | Whitewater, CA | California Independent System Operator (CISO) | 61.3 GWh | Feb 1983 | Dec 2024 | Wind |
| Kaweah Delta District Hospital | Kaweah Delta Hospital | Visalia, CA | California Independent System Operator (CISO) | 21.6 GWh | Sep 2008 | Dec 2025 | Natural Gas |
| California Institute of Technology | California Institute-Technology | Pasadena, CA | California Independent System Operator (CISO) | 41.8 GWh | Jul 2003 | Dec 2025 | Natural Gas |
| Loma Linda University Cogen | Loma Linda University | Loma Linda, CA | California Independent System Operator (CISO) | 63.6 GWh | Jan 1980 | Dec 2025 | Natural Gas |
| Coso Finance Partners | Coso Operating Co LLC | Inyokern, CA | California Independent System Operator (CISO) | 365.0 GWh | Jun 1987 | Dec 2025 | Geothermal |
| Coso Power Developers | Coso Operating Co LLC | Inyokern, CA | California Independent System Operator (CISO) | 315.1 GWh | Oct 1989 | Dec 2025 | Geothermal |
| Coso Energy Developers | Coso Operating Co LLC | Inyokern, CA | California Independent System Operator (CISO) | 244.2 GWh | Nov 1988 | Dec 2024 | Geothermal |
| Edom Hills Project 1 LLC | Edom Hills Project 1 LLC | Cathedral City, CA | California Independent System Operator (CISO) | 12.4 GWh | Aug 2008 | Nov 2024 | Wind |
| Los Medanos Energy Center | Los Medanos Energy Center LLC | Pittsburg, CA | California Independent System Operator (CISO) | 2.5 TWh | Jul 2001 | Dec 2025 | Natural Gas |
| MM San Diego-Miramar | MM San Diego Energy-Miramar | San Diego, CA | California Independent System Operator (CISO) | 46.1 GWh | Jun 1997 | Dec 2024 | Landfill Gas : 91.9% Other Biomass Gas : 8.1% |
| Crockett Cogen Project | Crockett Cogeneration | Crockett, CA | California Independent System Operator (CISO) | 1.3 TWh | Nov 1995 | Dec 2025 | Natural Gas |
| Desert Star Energy Center | Desert Star Energy Center SDG&E | Boulder City, NV | California Independent System Operator (CISO) | 375.0 GWh | Apr 2000 | Dec 2025 | Natural Gas |
| La Paloma Generating Plant | CXA La Paloma LLC | McKittrick, CA | California Independent System Operator (CISO) | 1.7 TWh | Dec 2002 | Dec 2025 | Natural Gas |
| MM Tulare Energy | MM Tulare Energy LLC | Visalia, CA | California Independent System Operator (CISO) | 9.7 GWh | Apr 1998 | Dec 2023 | Landfill Gas |
| MM Lopez Energy | MM Lopez Energy LLC | Lake View Terrace, CA | California Independent System Operator (CISO) | 25.5 GWh | Nov 1998 | Dec 2024 | Landfill Gas |
| Sunrise Power LLC | Sunrise Power Co LLC | Fellows, CA | California Independent System Operator (CISO) | 1.8 TWh | May 2001 | Dec 2025 | 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 |
| Berry Placerita Cogen | Shadow Wolf Energy | Santa Clarita, CA | California Independent System Operator (CISO) | 3.8 GWh | Feb 1990 | Dec 2025 | Natural Gas |
| Naval Hospital Medical Center | Department of the Navy | San Diego, CA | California Independent System Operator (CISO) | 22.6 GWh | Nov 2003 | Dec 2025 | Natural Gas |
| Solano County Cogen Plant | Solano County | Fairfield, CA | California Independent System Operator (CISO) | 7.8 GWh | May 1989 | Dec 2024 | Natural Gas |
| Dixie Valley | Ormat Nevada Inc | Fallon, NV | California Independent System Operator (CISO) | 422.7 GWh | May 1988 | Dec 2025 | Geothermal |
| Martinez Sulfuric Acid Regeneration Plt | Eco Services Corp. | Martinez, CA | California Independent System Operator (CISO) | 17.3 GWh | Dec 1977 | Dec 2024 | Waste Heat |
| Dominguez Plant | Eco Services Corp. | Long Beach, CA | California Independent System Operator (CISO) | 13.7 GWh | Jul 1976 | Dec 2023 | Waste Heat |
| McKittrick Cogen | Chevron USA Inc | McKittrick, CA | California Independent System Operator (CISO) | 67.5 GWh | May 2012 | Dec 2024 | Natural Gas |
| Lost Hills Cogeneration Plant | AERA Energy LLC | Lost Hills, CA | California Independent System Operator (CISO) | 9.2 GWh | Sep 1985 | Dec 2024 | Natural Gas |
| Cymric 31X Cogen | Chevron USA Inc | McKittrick, CA | California Independent System Operator (CISO) | 20.2 GWh | Sep 1988 | Dec 2024 | Natural Gas |
| Cymric 6Z Cogen | Chevron USA Inc | McKittrick, CA | California Independent System Operator (CISO) | 33.3 GWh | Jun 1986 | Dec 2024 | Natural Gas |
| Taft 26C Cogen | Chevron USA Inc | Taft, CA | California Independent System Operator (CISO) | 43.0 GWh | Jun 1982 | Dec 2025 | Natural Gas |
| Coalinga 25D Cogen | Chevron USA Inc | Coalinga, CA | California Independent System Operator (CISO) | 42.3 GWh | Sep 1986 | Dec 2024 | Natural Gas |
| Wheelabrator Shasta | Shasta Sustainable Resource Management, Inc. | Anderson, CA | California Independent System Operator (CISO) | 285.3 GWh | Sep 1987 | Dec 2025 | Wood/Wood Waste Solids |
| Plant No 2 Orange County | Orange County Sanitation Dist | Huntington Beach, CA | California Independent System Operator (CISO) | 59.3 GWh | May 1993 | Dec 2024 | Other Biomass Gas : 73.7% Natural Gas : 26.0% |
| Cymric 36W Cogen | Chevron USA Inc | McKittrick, CA | California Independent System Operator (CISO) | 59.2 GWh | Sep 1982 | Dec 2024 | Natural Gas |
| Kern River Eastridge Cogen | Chevron USA Inc | Bakersfield, CA | California Independent System Operator (CISO) | 224.7 GWh | May 1988 | Dec 2025 | Natural Gas |
| Richmond Cogen | Chevron Products Company-Richmond | Richmond, CA | California Independent System Operator (CISO) | 970.1 GWh | Jul 1992 | Dec 2025 | Natural Gas : 97.5% Other Gas : 2.5% |
| Mojave 3/4/5 | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 132.8 GWh | Nov 1990 | Dec 2024 | Wind |
| CP Kelco San Diego Plant | CP Kelco US Inc. | San Diego, CA | California Independent System Operator (CISO) | 74.9 GWh | Sep 1983 | Dec 2025 | Natural Gas |
| Aidlin Geothermal Power Plant | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 81.3 GWh | Apr 1989 | Dec 2024 | Geothermal |
| 85 A | Wind Wall 1 LLC | Tehachapi, CA | California Independent System Operator (CISO) | 71.2 GWh | Dec 1984 | Dec 2024 | Wind |
| Montgomery Creek Hydro | Central Rivers Power US, LLC | Montgomery Creek, CA | California Independent System Operator (CISO) | 10.1 GWh | Dec 1986 | Dec 2024 | Water |
| Midway Sunset Cogen | Midway-Sunset Cogeneration Co | Fellows, CA | California Independent System Operator (CISO) | 47.3 GWh | Apr 1989 | Dec 2025 | Natural Gas |
| Yuba City Cogen Partners | Wellhead Services, Inc | Yuba City, CA | California Independent System Operator (CISO) | 22.9 GWh | Nov 1990 | Dec 2024 | Natural Gas |
| Coalinga Cogeneration Facility | Aera Energy LLC-Coalinga | Coalinga, CA | California Independent System Operator (CISO) | 35.9 GWh | May 1988 | Dec 2024 | Natural Gas |
| Salka Cabazon Wind | Salka Cabazon Wind LLC | North Palm Springs, CA | California Independent System Operator (CISO) | 7.9 GWh | Dec 1998 | Dec 2024 | Wind |
| Pacific-Ultrapower Chinese Station | IHI Power Services Corp | Jamestown, CA | California Independent System Operator (CISO) | 126.2 GWh | Sep 1986 | Dec 2025 | Wood/Wood Waste Solids : 99.6% |
| Altamont Gas Recovery | WM Renewable Energy LLC | Livermore, CA | California Independent System Operator (CISO) | 38.9 GWh | Feb 1969 | Dec 2024 | Landfill Gas |
| McKittrick Limited | WCAC Operating Company | Bakersfield, CA | California Independent System Operator (CISO) | 5.2 GWh | Sep 1991 | Nov 2025 | Natural Gas |
| Berry Cogen Tanne Hills 18 | Berry Petroleum Co | Maricopa, CA | California Independent System Operator (CISO) | 139.7 GWh | Nov 1986 | Dec 2025 | Natural Gas |
| Torrance Refining Company, LLC | Torrance Refining Company, LLC | Torrance, CA | California Independent System Operator (CISO) | 81.3 GWh | Aug 1983 | Dec 2025 | Other Gas : 66.8% Waste Heat : 33.2% |
| 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% |
| Municipal Cogen Plant | Palm Springs City of | Palm Springs, CA | California Independent System Operator (CISO) | 6.2 GWh | Apr 1985 | Dec 2025 | Natural Gas |
| San Gorgonio Westwinds II LLC | Terra-Gen Operating Co-Wind | North Palm Springs, CA | California Independent System Operator (CISO) | 124.4 GWh | May 1999 | Dec 2024 | Wind |
| Plant No 1 Orange County | Orange County Sanitation Dist | Fountain Valley, CA | California Independent System Operator (CISO) | 40.3 GWh | May 1993 | Dec 2024 | Other Biomass Gas : 80.1% Natural Gas : 19.9% |
| Agnews Power Plant | OLS Energy-Agnews Inc. | San Jose, CA | California Independent System Operator (CISO) | 10.3 GWh | Oct 1990 | Dec 2024 | Natural Gas |
Summary of Power Plants By State
Figures are based on December 2025 generation numbers.| State | Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 12,766.12 GWh |
| Alaska | # 48 | 139 | 625.46 GWh |
| Arizona | # 16 | 183 | 8,962.31 GWh |
| Arkansas | # 29 | 114 | 5,525.50 GWh |
| California | # 5 | 1,683 | 14,393.99 GWh |
| Colorado | # 31 | 297 | 4,649.38 GWh |
| Connecticut | # 34 | 162 | 4,087.83 GWh |
| Delaware | # 49 | 33 | 469.96 GWh |
| District of Columbia | # 51 | 16 | 14.80 GWh |
| Florida | # 3 | 333 | 19,379.32 GWh |
| Georgia | # 8 | 248 | 12,492.24 GWh |
| Hawaii | # 46 | 70 | 814.97 GWh |
| Idaho | # 41 | 146 | 2,123.12 GWh |
| Illinois | # 4 | 379 | 17,546.79 GWh |
| Indiana | # 13 | 214 | 9,789.95 GWh |
| Iowa | # 20 | 293 | 7,310.28 GWh |
| Kansas | # 28 | 183 | 5,586.75 GWh |
| Kentucky | # 22 | 60 | 6,716.43 GWh |
| Louisiana | # 17 | 84 | 8,587.03 GWh |
| Maine | # 45 | 215 | 1,484.81 GWh |
| Maryland | # 37 | 203 | 3,225.85 GWh |
| Massachusetts | # 43 | 640 | 2,073.13 GWh |
| Michigan | # 11 | 269 | 11,734.82 GWh |
| Minnesota | # 27 | 764 | 5,712.30 GWh |
| Mississippi | # 24 | 56 | 6,090.79 GWh |
| Missouri | # 23 | 125 | 6,623.76 GWh |
| State | Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 70 | 2,639.28 GWh |
| Nebraska | # 36 | 125 | 3,667.32 GWh |
| Nevada | # 38 | 114 | 3,217.22 GWh |
| New Hampshire | # 44 | 56 | 1,878.83 GWh |
| New Jersey | # 30 | 387 | 5,182.27 GWh |
| New Mexico | # 35 | 142 | 3,818.41 GWh |
| New York | # 10 | 950 | 11,800.05 GWh |
| North Carolina | # 9 | 904 | 12,153.04 GWh |
| North Dakota | # 33 | 58 | 4,218.72 GWh |
| Ohio | # 6 | 198 | 13,425.53 GWh |
| Oklahoma | # 18 | 141 | 7,637.23 GWh |
| Oregon | # 21 | 272 | 6,788.64 GWh |
| Pennsylvania | # 2 | 252 | 22,539.49 GWh |
| Rhode Island | # 47 | 100 | 775.70 GWh |
| South Carolina | # 15 | 207 | 8,967.44 GWh |
| South Dakota | # 42 | 52 | 2,122.20 GWh |
| Tennessee | # 19 | 88 | 7,328.17 GWh |
| Texas | # 1 | 947 | 46,150.81 GWh |
| Utah | # 39 | 125 | 2,845.12 GWh |
| Vermont | # 50 | 116 | 189.85 GWh |
| Virginia | # 14 | 237 | 9,421.16 GWh |
| Washington | # 12 | 135 | 10,635.09 GWh |
| West Virginia | # 26 | 39 | 5,763.55 GWh |
| Wisconsin | # 25 | 243 | 5,804.32 GWh |
| Wyoming | # 32 | 70 | 4,436.68 GWh |