Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| East Springfield Solar PV | NSTAR Electric Company | Springfield, MA | ISO New England (ISNE) | 2.0 GWh | Sep 2018 | Dec 2024 | Solar |
| Town of Branford | Tesla Inc. | Branford, CT | ISO New England (ISNE) | 1.6 GWh | May 2018 | Dec 2024 | Solar |
| Montague Site 36-Grosolar | NSTAR Electric Company | Millers Falls, MA | ISO New England (ISNE) | 5.8 GWh | Sep 2018 | Oct 2025 | Solar |
| Hatfield Solar PV | NSTAR Electric Company | Hatfield, MA | ISO New England (ISNE) | 5.7 GWh | Nov 2018 | Dec 2024 | Solar |
| Sunderland Solar PV | NSTAR Electric Company | Sunderland, MA | ISO New England (ISNE) | 1.7 GWh | Aug 2018 | Dec 2024 | Solar |
| Southwick Solar PV | NSTAR Electric Company | Southwick, MA | ISO New England (ISNE) | 8.1 GWh | Dec 2018 | Oct 2025 | Solar |
| Town of Otis Wind Energy Project | Town of Otis | Otis, MA | ISO New England (ISNE) | 2.8 GWh | Feb 2018 | Dec 2023 | Wind |
| Barrett Farm Solar - Phase I | Onyx Asset Services Group | Thompson, CT | ISO New England (ISNE) | 2.7 GWh | Sep 2017 | Dec 2024 | Solar |
| MA Solar Storage 1 Hybrid | Origis Energy USA, Inc | Sterling, MA | ISO New England (ISNE) | 1.1 GWh | Feb 2018 | Dec 2024 | Solar |
| Solten Plainville 6000, LLC | Altus Power America Management, LLC | Plainville, MA | ISO New England (ISNE) | 7.1 GWh | Jul 2017 | Dec 2024 | Solar |
| Randolph | Altus Power America Management, LLC | Randolph, MA | ISO New England (ISNE) | 6.0 GWh | Oct 2017 | Dec 2024 | Solar |
| Woods Hill Solar | Woods Hill Solar, LLC | Pomfret, CT | ISO New England (ISNE) | 24.4 GWh | Nov 2018 | Oct 2025 | Solar |
| Onyx - Brockton Thatcher Landfill Solar | Onyx Asset Services Group | Brockton, MA | ISO New England (ISNE) | 5.1 GWh | Oct 2017 | Dec 2024 | Solar |
| 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 |
| East Acres Solar NG, LLC | NuGen Capital Management | Pittsfield, MA | ISO New England (ISNE) | 4.9 GWh | Mar 2017 | Dec 2024 | Solar |
| Syncarpha Hancock I CSG | Syncarpha Hancock I, LLC | Hancock, MA | ISO New England (ISNE) | 3.1 GWh | Oct 2017 | Dec 2024 | Solar |
| Syncarpha Hancock II CSG | Syncarpha Hancock II, LLC | Hancock, MA | ISO New England (ISNE) | 3.2 GWh | Oct 2017 | Dec 2024 | Solar |
| Syncarpha Hancock III CSG | Syncarpha Hancock III, LLC | Pittsfield, MA | ISO New England (ISNE) | 1.6 GWh | Oct 2017 | Dec 2024 | Solar |
| Syncarpha Still River, LLC CSG | Syncarpha Still River, LLC | Bolton, MA | ISO New England (ISNE) | 3.6 GWh | Nov 2016 | Dec 2024 | Solar |
| Trinity College Fuel Cell | AEP Onsite Partners, LLC | Hartford, CT | ISO New England (ISNE) | 11.5 GWh | Jul 2018 | Dec 2024 | Natural Gas |
| Kearsarge Concord II | Kearsarge Concord II LLC | Concord, MA | ISO New England (ISNE) | 6.9 GWh | Dec 2016 | Dec 2024 | Solar |
| Onyx - Pembroke Landfill Solar | Onyx Asset Services Group | Pembroke, MA | ISO New England (ISNE) | 3.3 GWh | Nov 2017 | Dec 2024 | Solar |
| Kearsarge Granby | Kearsarge Granby LLC | Granby, MA | ISO New England (ISNE) | 3.6 GWh | Feb 2017 | Dec 2024 | Solar |
| Palmer | AES Distributed Energy | Palmer, MA | ISO New England (ISNE) | 5.9 GWh | Sep 2019 | Dec 2024 | Solar |
| Sikorsky Aircraft CHP | Sikorsky Aircraft Corporation | Stratford, CT | ISO New England (ISNE) | 53.1 GWh | May 2010 | Dec 2024 | Natural Gas : 99.8% |
| IKEA New Haven Rooftop PV & Fuel Cell | IKEA Property Inc | New Haven, CT | ISO New England (ISNE) | 2.8 GWh | Jun 2012 | Dec 2024 | Natural Gas : 73.1% Solar : 26.9% |
| WED GW Solar, LLC | CleanCapital Holdings | Lincoln, RI | ISO New England (ISNE) | 4.4 GWh | Dec 2018 | Dec 2024 | Solar |
| Hope Farm Solar, LLC | Adapture Renewables, Inc. | Cranston, RI | ISO New England (ISNE) | 16.0 GWh | Aug 2019 | Dec 2024 | Solar |
| Greater New Bedford LFG Utiliz. Facility | CommonWealth New Bedford Energy LLC | New Bedford, MA | ISO New England (ISNE) | 16.9 GWh | Sep 2005 | Dec 2024 | Landfill Gas |
| USG 2 | ZGlobal Inc | El Centro, CA | Imperial Irrigation District (IID) | 2.0 GWh | Nov 2015 | Dec 2024 | Solar |
| IVC Solar | Imperial Irrigation District | Imperial, CA | Imperial Irrigation District (IID) | 4.2 GWh | Nov 2016 | Dec 2024 | Solar |
| USG 1 | ZGlobal Inc | El Centro, CA | Imperial Irrigation District (IID) | 3.0 GWh | Mar 2014 | Dec 2024 | Solar |
| Citizens Imperial Solar | Citizens Enterprises Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 43.1 GWh | Jul 2019 | Oct 2025 | Solar |
| Midway Solar Farm II | Dominion Renewable Energy | Calipatria, CA | Imperial Irrigation District (IID) | 34.4 GWh | Apr 2017 | Oct 2025 | Solar |
| Colgreen North Shore Solar Farm | Sunpin Holdings, LLC | Mecca, CA | Imperial Irrigation District (IID) | 113.8 GWh | Nov 2018 | Oct 2025 | Solar |
| SEPV Imperial Dixieland West | AES Distributed Energy | Imperial, CA | Imperial Irrigation District (IID) | 7.8 GWh | Nov 2016 | Dec 2024 | Solar |
| SEPV Imperial Dixieland East | AES Distributed Energy | Imperial, CA | Imperial Irrigation District (IID) | 4.2 GWh | Nov 2016 | Dec 2024 | Solar |
| Midway Solar Farm III | Greenbacker Renewable Energy Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 50.9 GWh | Aug 2018 | Dec 2024 | Solar |
| Midway Solar Farm 1 | 83WI 8ME, LLC | Calipatria, CA | Imperial Irrigation District (IID) | 107.2 GWh | Dec 2017 | Oct 2025 | Solar |
| Valencia 1 Solar CA | Altus Power America Management, LLC | Westmorland, CA | Imperial Irrigation District (IID) | 6.7 GWh | Aug 2017 | Dec 2024 | Solar |
| Heber Solar | Axium US Solar Holdings LLC | Heber, CA | Imperial Irrigation District (IID) | 24.6 GWh | Apr 2014 | Dec 2024 | Solar |
| Community Solar 1 | Solar Community I LLC | Brawley, CA | Imperial Irrigation District (IID) | 13.9 GWh | May 2014 | Dec 2024 | Solar |
| Calipatria Solar Farm | Southern Power Co | Calipatria, CA | Imperial Irrigation District (IID) | 38.3 GWh | Jan 2016 | Dec 2024 | Solar |
| Crown Cooling Facility | Five Crowns Inc | Brawley, CA | Imperial Irrigation District (IID) | 982.0 MWh | Nov 2011 | Dec 2024 | Solar |
| Sol Orchard El Centro PV | Sol Orchard Imperial 1, LLC | El Centro, CA | Imperial Irrigation District (IID) | 47.1 GWh | Sep 2013 | Dec 2024 | Solar |
| Imperial Valley Solar Company 1 LLC | Imperial Irrigation District | Niland, CA | Imperial Irrigation District (IID) | 35.1 GWh | May 2012 | Dec 2024 | Solar |
| Spreckels Sugar Company | Spreckels Sugar Company | Brawley, CA | Imperial Irrigation District (IID) | 19.9 GWh | Mar 1948 | Dec 2024 | Natural Gas |
| Imperial Valley Solar Co (IVSC) 2, LLC | Onward Energy | Niland, CA | Imperial Irrigation District (IID) | 46.2 GWh | May 2015 | Dec 2024 | Solar |
| Seville 1 | Duke Energy Renewables Services | Ocotillo Wells, CA | Imperial Irrigation District (IID) | 54.1 GWh | Nov 2015 | Dec 2024 | Solar |
| Seville 2 | Duke Energy Renewables Services | Ocotillo Wells, CA | Imperial Irrigation District (IID) | 77.5 GWh | Nov 2015 | Dec 2024 | Solar |
| Valencia 2 | Greenbacker Renewable Energy Corporation | Imperial, CA | Imperial Irrigation District (IID) | 3.9 GWh | Nov 2020 | Dec 2024 | Solar |
| Calipatria State Prison | Ecoplexus, Inc | Calipatria, CA | Imperial Irrigation District (IID) | 16.5 GWh | Nov 2019 | Dec 2024 | Solar |
| Centinela State Prison | Ecoplexus, Inc | Sacramento, CA | Imperial Irrigation District (IID) | 16.7 GWh | Nov 2019 | Dec 2024 | Solar |
| Valencia 3 | Greenbacker Renewable Energy Corporation | Imperial, CA | Imperial Irrigation District (IID) | 6.6 GWh | Mar 2021 | Dec 2024 | Solar |
| Vikings Energy Farm | Vikings Energy Farm, LLC | Holtville, CA | Imperial Irrigation District (IID) | 310.5 GWh | Apr 2024 | Oct 2025 | Solar |
| Wister Solar | Wister Solar | Niland, CA | Imperial Irrigation District (IID) | 28.2 GWh | Jun 2022 | Dec 2024 | Solar |
| Salton Sea Power LLC - Unit 5 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 290.3 GWh | Mar 2000 | Dec 2024 | Geothermal |
| Vulcan-BN Geothermal Power Company | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 227.2 GWh | Nov 1985 | Dec 2024 | Geothermal |
| Elmore Company | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 104.3 GWh | Oct 1988 | Dec 2024 | Geothermal |
| Del Ranch Company | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 326.3 GWh | Sep 1988 | Dec 2024 | Geothermal |
| Desert View Power | Desert View Power Inc | Mecca, CA | Imperial Irrigation District (IID) | 166.6 GWh | Oct 1991 | Apr 2024 | Wood/Wood Waste Solids : 99.0% Natural Gas : 1.0% |
| CE Leathers | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 70.6 GWh | Oct 1989 | Dec 2024 | Geothermal |
| Salton Sea Power Gen Co - Unit 2 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 107.0 GWh | Feb 1990 | Dec 2024 | Geothermal |
| Salton Sea Power Gen Co - Unit 1 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 78.4 GWh | Jun 1982 | Dec 2024 | Geothermal |
| Salton Sea Power Gen Co - Unit 3 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 314.9 GWh | Jan 1989 | Dec 2024 | Geothermal |
| Ormesa III | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 44.4 GWh | Apr 1989 | Dec 2024 | Geothermal |
| Rockwood | Imperial Irrigation District | Brawley, CA | Imperial Irrigation District (IID) | 6.8 GWh | May 1979 | Dec 2024 | Natural Gas : 92.0% Distillate Fuel Oil : 8.0% |
| Coachella | Imperial Irrigation District | Coachella, CA | Imperial Irrigation District (IID) | 172.0 MWh | May 1973 | Dec 2024 | Natural Gas : 98.8% Distillate Fuel Oil : 1.2% |
| Drop 4 | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 78.2 GWh | Jan 1941 | Dec 2024 | Water |
| Pilot Knob | Imperial Irrigation District | Winterhaven, CA | Imperial Irrigation District (IID) | 16.7 GWh | Dec 1956 | Dec 2024 | Water |
| El Centro Hybrid | Imperial Irrigation District | El Centro, CA | Imperial Irrigation District (IID) | 1.1 TWh | Jul 1952 | Oct 2025 | Natural Gas |
| Drop 3 (CA) | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 26.4 GWh | Jan 1941 | Dec 2024 | Water |
| Drop 2 (CA) | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 29.5 GWh | Nov 1953 | Dec 2024 | Water |
| Drop 5 (CA) | Imperial Irrigation District | Calexico, CA | Imperial Irrigation District (IID) | 6.4 GWh | Feb 1982 | Dec 2024 | Water |
| Drop 1 | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 7.8 GWh | Sep 1984 | Dec 2024 | Water |
| East Highline | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 2.9 GWh | Aug 1984 | Dec 2024 | Water |
| Salton Sea Power Gen Co - Unit 4 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 179.8 GWh | Apr 1996 | Dec 2024 | Geothermal |
| Heber Geothermal | ORCAL Geothermal, Inc | Heber, CA | Imperial Irrigation District (IID) | 384.9 GWh | May 1985 | Dec 2024 | Geothermal |
| Ormesa I | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 70.2 GWh | Nov 1986 | Dec 2024 | Geothermal |
| Second Imperial Geothermal | ORCAL Geothermal, Inc | Heber, CA | Imperial Irrigation District (IID) | 302.3 GWh | May 1993 | Dec 2024 | Geothermal |
| Ormesa II | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 131.7 GWh | Apr 1989 | Dec 2024 | Geothermal |
| North Brawley Geothermal Plant | Ormat Nevada Inc | Brawley, CA | Imperial Irrigation District (IID) | 16.9 GWh | Sep 2009 | Dec 2024 | Geothermal |
| John L. Featherstone Plant | Hudson Ranch Power I LLC | Calipatria, CA | Imperial Irrigation District (IID) | 435.4 GWh | Feb 2012 | Oct 2025 | Geothermal |
| Niland Gas Turbine Plant | Imperial Irrigation District | Niland, CA | Imperial Irrigation District (IID) | 55.7 GWh | May 2008 | Dec 2024 | Natural Gas |
| Elkhorn Valley Wind Farm | Telocaset Wind Power Partners | Union, OR | Idaho Power Company (IPCO) | 282.9 GWh | Nov 2007 | Dec 2024 | Wind |
| Langley Gulch Power Plant | Idaho Power Co | New Plymouth, ID | Idaho Power Company (IPCO) | 1.8 TWh | May 2012 | Oct 2025 | Natural Gas |
| Camp Reed | Idaho Wind Partners 1 LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 69.4 GWh | Nov 2010 | Dec 2024 | Wind |
| Tuana Springs | Tuana Springs Energy, LLC | Hagerman, ID | Idaho Power Company (IPCO) | 29.3 GWh | Apr 2010 | Oct 2025 | Wind |
| Hammett Hill Windfarm | Mountain Air Projects, LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 62.2 GWh | Nov 2012 | Dec 2024 | Wind |
| Payne's Ferry | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 67.8 GWh | Nov 2010 | Dec 2024 | Wind |
| Cassia Wind | Cassia Wind Farm, LLC | Hagerman, ID | Idaho Power Company (IPCO) | 18.2 GWh | Feb 2009 | Oct 2025 | Wind |
| Cassia Gulch | Cassia Gulch Wind Park, LLC | Hagerman, ID | Idaho Power Company (IPCO) | 37.0 GWh | Feb 2009 | Oct 2025 | Wind |
| Yahoo Creek | Idaho Wind Partners 1 LLC | Hagerman, ID | Idaho Power Company (IPCO) | 68.4 GWh | Nov 2010 | Dec 2024 | Wind |
| Ryegrass Windfarm | Mountain Air Projects, LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 57.9 GWh | Nov 2012 | Dec 2024 | Wind |
| Mountain Home | Hot Springs Windfarm, LLC | Mountain Home, ID | Idaho Power Company (IPCO) | 35.4 GWh | Apr 2008 | Oct 2025 | Wind |
| Bennett Creek Windfarm LLC - Mountain Home | Bennett Creek Windfarm LLC | Mountain Home, ID | Idaho Power Company (IPCO) | 39.4 GWh | Jun 2008 | Oct 2025 | Wind |
| Arrowrock Hydroelectric Project | Boise-Kuna Irrigation District | Boise, ID | Idaho Power Company (IPCO) | 73.0 GWh | Mar 2010 | Dec 2024 | Water |
| Two Ponds Windfarm | Mountain Air Projects, LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 63.9 GWh | Nov 2012 | Dec 2024 | Wind |
| Cold Springs Windfarm | Mountain Air Projects, LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 55.6 GWh | Nov 2012 | Dec 2024 | Wind |
| Mainline Windfarm | Mountain Air Projects, LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 61.7 GWh | Nov 2012 | Dec 2024 | Wind |
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 |