Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Coso Power Developers | Coso Operating Co LLC | Inyokern, CA | California Independent System Operator (CISO) | 315.6 GWh | Oct 1989 | Jun 2026 | Geothermal |
| Coso Finance Partners | Coso Operating Co LLC | Inyokern, CA | California Independent System Operator (CISO) | 360.2 GWh | Jun 1987 | Jun 2026 | Geothermal |
| Olsen | Olsen Power Partners | Whitmore, CA | California Independent System Operator (CISO) | 15.3 GWh | Dec 1989 | Dec 2025 | Water |
| San Antonio Regional Hospital | San Antonio Regional Hospital | Upland, CA | California Independent System Operator (CISO) | 12.7 GWh | Dec 1984 | Dec 2025 | Natural Gas |
| San Dimas Wash Generating Station | San Gabriel Valley Mun Wtr Dt | San Dimas, CA | California Independent System Operator (CISO) | 1.2 GWh | Feb 1986 | Sep 2025 | Water |
| Kaweah Delta District Hospital | Kaweah Delta Hospital | Visalia, CA | California Independent System Operator (CISO) | 21.7 GWh | Sep 2008 | Jun 2026 | Natural Gas |
| Oxnard Wastewater Treatment Plant | City of Oxnard - (CA) | Oxnard, CA | California Independent System Operator (CISO) | 2.7 GWh | Jul 1981 | Jun 2026 | Other Biomass Gas : 99.4% Natural Gas : 0.6% |
| Nelson Creek | Nelson Creek Power Inc | Big Bend, CA | California Independent System Operator (CISO) | 2.5 GWh | Sep 1989 | Dec 2025 | Water |
| Frankenheimer Power Plant | Turlock Irrigation District | Oakdale, CA | California Independent System Operator (CISO) | 11.3 GWh | Feb 1983 | Dec 2025 | Water |
| Watson Cogeneration | ARCO Products Co-Watson | Carson, CA | California Independent System Operator (CISO) | 2.4 TWh | Nov 1987 | Jun 2026 | Natural Gas : 76.8% Other Gas : 22.9% |
| Carson Cogeneration | Carson Cogeneration Co | Carson, CA | California Independent System Operator (CISO) | 2.6 GWh | Nov 1989 | Sep 2025 | Natural Gas |
| Encina Water Pollution Control | Encina Joint Powers Authority | Carlsbad, CA | California Independent System Operator (CISO) | 14.3 GWh | Oct 2008 | Jun 2026 | Other Biomass Gas : 94.1% Natural Gas : 5.9% |
| Childrens Hospital | DTE San Diego COGEN Inc. | San Diego, CA | California Independent System Operator (CISO) | 26.3 GWh | Mar 2000 | Jun 2026 | Natural Gas |
| B Braun Medical | B Braun Medical Inc | Irvine, CA | California Independent System Operator (CISO) | 28.8 GWh | Oct 1982 | Mar 2025 | 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 |
| Tehachapi Wind Resource I | CalWind Resources Inc | Tehachapi, CA | California Independent System Operator (CISO) | 12.3 GWh | Nov 1984 | Dec 2025 | Wind |
| California Institute of Technology | California Institute-Technology | Pasadena, CA | California Independent System Operator (CISO) | 66.7 GWh | Jul 2003 | Jun 2026 | Natural Gas |
| 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 |
| 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 |
| 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 |
| San Jose Cogeneration | San Jose State University Fclts Dev &Ops | San Jose, CA | California Independent System Operator (CISO) | 34.9 GWh | Nov 1984 | Jun 2026 | Natural Gas |
| Friant Hydro Facility | Friant Power Authority | Friant, CA | California Independent System Operator (CISO) | 73.5 GWh | Mar 1985 | Dec 2025 | Water |
| Marathon Bay Area Cogen | Tesoro Marketing & Refining Co. LLC (Martinez) | Martinez, CA | California Independent System Operator (CISO) | 595.9 GWh | Jan 1987 | Jun 2026 | Natural Gas |
| Greenleaf 2 Power Plant | Greenleaf Energy LLC | Yuba City, CA | California Independent System Operator (CISO) | 63.8 GWh | Sep 1989 | Jun 2026 | Natural Gas |
| Greenleaf 1 | Calpine Greenleaf Holding, Inc. | Yuba City, CA | California Independent System Operator (CISO) | 2.6 GWh | Jan 1989 | Dec 2025 | Natural Gas |
| East Portal Generator | Calleguas Mun Water District | Chatsworth, CA | California Independent System Operator (CISO) | 4.7 GWh | Dec 1986 | Dec 2025 | Water |
| US Borax | U S Borax Inc | Boron, CA | California Independent System Operator (CISO) | 256.5 GWh | Jun 1984 | Jun 2026 | Natural Gas |
| Grossmont Hospital | Sharp Grossmont Hospital | La Mesa, CA | California Independent System Operator (CISO) | 29.2 GWh | Jul 1983 | Dec 2025 | Natural Gas |
| Roaring Creek Water Power | Shasta Hydroelectric Inc | Montgomery Creek, CA | California Independent System Operator (CISO) | 6.0 GWh | Nov 1986 | Dec 2025 | Water |
| Nacimiento Hydro Project | Monterey Cnty Water Res Agency | Bradley, CA | California Independent System Operator (CISO) | 11.8 GWh | Jun 1987 | Dec 2025 | Water |
| Forks of Butte Hydro Project | Hypower Energy, LLC | Magalia, CA | California Independent System Operator (CISO) | 58.2 GWh | Feb 1992 | Dec 2025 | Water |
| Sycamore Energy LLC | Sycamore Energy LLC | Santee, CA | California Independent System Operator (CISO) | 23.3 GWh | Mar 2004 | Dec 2025 | Landfill Gas |
| 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% |
| Ellwood | Ellwood Power, LLC | Goleta, CA | California Independent System Operator (CISO) | 305.0 MWh | Jul 1974 | Dec 2025 | Natural Gas |
| 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% |
| Site 980 65 | Madera-Chowchilla Power Auth | Madera, CA | California Independent System Operator (CISO) | 1.8 GWh | Jan 1985 | Jun 2025 | Water |
| Collins Pine Project | Collins Pine Co | Chester, CA | California Independent System Operator (CISO) | 15.3 GWh | Nov 1985 | Dec 2025 | Wood/Wood Waste Solids |
| Green Beanworks D PV | AES Distributed Energy | Palmdale, CA | California Independent System Operator (CISO) | 6.3 GWh | Jul 2018 | Dec 2025 | Solar |
| Mount Signal Solar Farm II | MN8 Energy LLC | Calexico, CA | California Independent System Operator (CISO) | 364.5 GWh | Dec 2019 | Jun 2026 | Solar |
| Green Beanworks B PV | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 6.0 GWh | Nov 2018 | Dec 2025 | Solar |
| Tulare BioMAT Fuel Cell | Central CA Fuel Cell 2, LLC | Tulare, CA | California Independent System Operator (CISO) | 6.0 GWh | Nov 2019 | Dec 2025 | Other Biomass Gas : 77.3% Natural Gas : 22.7% |
| SeaWorld Aquatica | Onyx Asset Services Group | Chula Vista, CA | California Independent System Operator (CISO) | 1.9 GWh | Apr 2018 | Dec 2024 | Solar |
| Foundation Scheid Vineyards | Foundation CA Fund VIII Manager, LLC | Greenfield, CA | California Independent System Operator (CISO) | 4.2 GWh | Aug 2017 | Dec 2025 | Wind |
| Foundation CDCR LAC | Foundation CA Fund VIII Manager, LLC | Lancaster, CA | California Independent System Operator (CISO) | 4.3 GWh | Nov 2017 | Dec 2025 | Wind |
| RPUWD Scheuer Well Solar Project | MN8 Energy LLC | San Bernardino, CA | California Independent System Operator (CISO) | 1.5 GWh | May 2018 | Dec 2025 | Solar |
| Soboba Community Solar Project | Soboba Band of Luiseno Indians | San Jacinto, CA | California Independent System Operator (CISO) | 3.6 GWh | Jul 2016 | Dec 2025 | Solar |
| CDCR (CA) - Corcoran State Prison | SunE Corcoran SP Owner, LLC | Corcoran, CA | California Independent System Operator (CISO) | 7.3 GWh | Nov 2013 | Dec 2025 | Solar |
| ABEC #2 dba West-Star Dairy | ABEC #2 LLC | Buttonwillow, CA | California Independent System Operator (CISO) | 8.1 GWh | Jan 2018 | Dec 2025 | Other Biomass Gas |
| ABEC #3 dba Lakeview Dairy | ABEC #3 LLC | Bakersfield, CA | California Independent System Operator (CISO) | 5.5 GWh | Jan 2018 | Dec 2025 | Other Biomass Gas |
| AT&T Holger | Bloom Energy | San Jose, CA | California Independent System Operator (CISO) | 1.1 GWh | May 2016 | Dec 2025 | Natural Gas |
| AT&T Anaheim | Bloom Energy | Anaheim, CA | California Independent System Operator (CISO) | 7.5 GWh | Aug 2016 | Dec 2025 | Natural Gas |
| ABEC #4 dba CE&S Dairy | ABEC #4 LLC | Bakersfield, CA | California Independent System Operator (CISO) | 7.4 GWh | Jan 2018 | Dec 2025 | Other Biomass Gas |
| Antelope DSR 3 | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 55.1 GWh | Aug 2019 | Dec 2025 | Solar |
| Antelope Expansion 2 | AES Distributed Energy | Lancaster, CA | California Independent System Operator (CISO) | 226.4 GWh | Nov 2018 | Jun 2026 | Solar |
| Kilroy Solar | Nautilus Solar Solutions | San Diego, CA | California Independent System Operator (CISO) | 6.3 GWh | Dec 2017 | Dec 2025 | Solar |
| CDCR (CA) - Wasco State Prison | SunE Wasco SP Owner, LLC | Wasco, CA | California Independent System Operator (CISO) | 3.2 GWh | Nov 2013 | Dec 2025 | Solar |
| Stage Gulch Solar | Stage Gulch Solar, LLC | Petaluma, CA | California Independent System Operator (CISO) | 1.5 GWh | Mar 2018 | Dec 2025 | Solar |
| CDCR (CA) - Solano State Prison | SunE Solano SP Owner, LLC | Vacaville, CA | California Independent System Operator (CISO) | 2.3 GWh | Nov 2013 | Dec 2025 | Solar |
| USPS PV | Altus Power America Management, LLC | Los Angeles, CA | California Independent System Operator (CISO) | 10.9 GWh | Jun 2017 | Dec 2025 | Solar |
| Mount Signal Solar Farm V | Imperial Valley Solar 3, LLC | Calexico, CA | California Independent System Operator (CISO) | 635.0 GWh | Oct 2018 | Jun 2026 | Solar |
| Stenner Creek Solar | Stenner Creek Solar LLC | San Luis Obispo, CA | California Independent System Operator (CISO) | 9.6 GWh | Apr 2018 | Dec 2025 | Solar |
| Golden Hills North Wind Energy Center | Golden Hills Interconnection Wind, LLC | Livermore, CA | California Independent System Operator (CISO) | 130.8 GWh | Oct 2017 | Jun 2026 | Wind |
| Voyager Wind II | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 431.4 GWh | Nov 2018 | Jun 2026 | Wind |
| Voyager Wind III | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 120.0 GWh | Nov 2018 | Jun 2026 | Wind |
| Voyager Wind IV | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 78.7 GWh | Nov 2018 | Dec 2025 | Wind |
| Green Beanworks C PV | AES Distributed Energy | Palmdale, CA | California Independent System Operator (CISO) | 8.3 GWh | Jul 2018 | Dec 2025 | Solar |
| Vandenberg Solar Project | MN8 Energy LLC | Vandenberg Airforce B, CA | California Independent System Operator (CISO) | 39.5 GWh | Nov 2017 | Dec 2025 | Solar |
| Lavio Solar | Lavio Solar, LLC | Petaluma, CA | California Independent System Operator (CISO) | 1.9 GWh | Mar 2018 | Dec 2025 | Solar |
| One Ten Partners PV | One Ten Partners, LLC | Palmdale, CA | California Independent System Operator (CISO) | 5.5 GWh | Aug 2017 | Dec 2025 | Solar |
| Merced 1 PV | ZGlobal Inc | Los Banos, CA | California Independent System Operator (CISO) | 6.0 GWh | Mar 2018 | Dec 2025 | Solar |
| Madera 1 PV | ZGlobal Inc | Madera, CA | California Independent System Operator (CISO) | 3.2 GWh | Nov 2017 | Dec 2025 | Solar |
| Wistaria Ranch Solar | RWE Clean Energy | Calexico, CA | California Independent System Operator (CISO) | 269.4 GWh | Nov 2018 | Jun 2026 | Solar |
| Manteca Land PV | AES Distributed Energy | Manteca, CA | California Independent System Operator (CISO) | 1.5 GWh | Nov 2017 | Dec 2025 | Solar |
| Delano Land 1 | AES Distributed Energy | Delano, CA | California Independent System Operator (CISO) | 892.0 MWh | Nov 2017 | Dec 2025 | Solar |
| Bakersfield PV 1 | AES Distributed Energy | Bakersfield, CA | California Independent System Operator (CISO) | 5.6 GWh | Nov 2017 | Dec 2025 | Solar |
| Bakersfield Industrial PV 1 | AES Distributed Energy | Bakersfield, CA | California Independent System Operator (CISO) | 1.2 GWh | Nov 2017 | Oct 2025 | Solar |
| Foundation California Training Facility | Foundation CA Fund IX Manager, LLC | Soledad, CA | California Independent System Operator (CISO) | 5.7 GWh | Jul 2018 | Dec 2025 | Wind |
| Foundation Mann Packing | Foundation CA Fund IX Manager, LLC | Gonzales, CA | California Independent System Operator (CISO) | 5.8 GWh | Mar 2019 | Dec 2025 | Wind |
| Foundation SaIinas Valley State Prison | Foundation CA Fund IX Manager, LLC | Soledad, CA | California Independent System Operator (CISO) | 4.9 GWh | Jul 2018 | Dec 2025 | Wind |
| Gaskell West 1 Solar Facility | Southern Power Co | Lancaster, CA | California Independent System Operator (CISO) | 55.6 GWh | Feb 2018 | Dec 2025 | Solar |
| RE Gaskell West 2 LLC | RE Gaskell West LLC | Rosamond, CA | California Independent System Operator (CISO) | 124.2 GWh | Apr 2023 | Jun 2026 | Solar |
| RE Gaskell West 3 LLC | RE Gaskell West LLC | Rosamond, CA | California Independent System Operator (CISO) | 50.8 GWh | Apr 2023 | Dec 2025 | Solar |
| RE Gaskell West 4 LLC | RE Gaskell West LLC | Rosamond, CA | California Independent System Operator (CISO) | 47.5 GWh | Apr 2023 | Dec 2025 | Solar |
| RE Gaskell West 5 LLC | RE Gaskell West LLC | Rosamond, CA | California Independent System Operator (CISO) | 48.0 GWh | Apr 2023 | Dec 2025 | Solar |
| Central CA Fuel Cell 1, LLC | Cordia | Tulare, CA | California Independent System Operator (CISO) | 13.2 GWh | Apr 2018 | Dec 2025 | Natural Gas |
| Sun Streams 2 | Sun Streams 2, LLC | Hassayampa, AZ | California Independent System Operator (CISO) | 307.8 GWh | May 2021 | Jun 2026 | Solar |
| RE-VFO LLC | RE-VFO LLC | Visalia, CA | California Independent System Operator (CISO) | 1.8 GWh | Apr 2009 | Dec 2025 | Solar |
| Hellyer Solar Farm | County of Santa Clara - (CA) | San Jose, CA | California Independent System Operator (CISO) | 241.0 MWh | Jul 2017 | Dec 2025 | Solar |
| Point Wind | Terra-Gen Operating Co-Wind | Tehachapi, CA | California Independent System Operator (CISO) | 218.9 GWh | Feb 2021 | Jun 2026 | Wind |
| Equinix Douglas St. Fuel Cell | 2016 ESA Project Company, LLC | El Segundo, CA | California Independent System Operator (CISO) | 15.5 GWh | Aug 2017 | Dec 2025 | Natural Gas |
| Reedley Community College Solar | Forefront Power, LLC | Reedley, CA | California Independent System Operator (CISO) | 3.8 GWh | Nov 2018 | Dec 2024 | Solar |
| Fresno Sunnyside High School Hybrid | Forefront Power, LLC | Fresno, CA | California Independent System Operator (CISO) | 2.5 GWh | Nov 2020 | Dec 2024 | Solar |
| CalCity Solar 1 | CalCity Solar 1, LLC | California City, CA | California Independent System Operator (CISO) | 8.0 GWh | Oct 2019 | Dec 2025 | Solar |
| SCCCD - Clovis Community College | Forefront Power, LLC | Fresno, CA | California Independent System Operator (CISO) | 2.0 GWh | Nov 2018 | Dec 2024 | Solar |
| Grossmont HS Solar Project | MN8 Energy LLC | El Cajon, CA | California Independent System Operator (CISO) | 1.9 GWh | Nov 2018 | Dec 2025 | Solar |
| Windsor Floating Solar | CA ODEVI LLC | Windsor, CA | California Independent System Operator (CISO) | 2.6 GWh | Oct 2020 | Dec 2025 | Solar |
| Shelter Creek Condominiums Solar | Vista Solar, Inc. | San Bruno, CA | California Independent System Operator (CISO) | 3.5 GWh | Jan 2020 | Dec 2024 | Solar |
| Solar Star Palo Alto I, LLC | DG 1 Acquisition Co., LLC | Palo Alto, CA | California Independent System Operator (CISO) | 2.0 GWh | Jul 2019 | Dec 2025 | Solar |
| Equinix Maple Ave. Fuel Cell | 2016 ESA Project Company, LLC | El Segundo, CA | California Independent System Operator (CISO) | 8.0 GWh | Aug 2017 | Dec 2025 | Natural Gas |
| SCCCD - Fresno Community College | Forefront Power, LLC | Fresno, CA | California Independent System Operator (CISO) | 2.8 GWh | Sep 2018 | Dec 2024 | Solar |
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 |