Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Northwest Ohio Wind | Northwest Ohio Wind, LLC | Haviland, OH | PJM Interconnection, LLC (PJM) | 299.3 GWh | Aug 2018 | Dec 2025 | Wind |
| Beethoven Wind | NorthWestern Energy - (SD) | Tripp, SD | Southwest Power Pool (SWPP) | 302.6 GWh | Apr 2015 | Dec 2024 | Wind |
| Bob Glanzer Generating Station | NorthWestern Energy - (SD) | Huron, SD | Southwest Power Pool (SWPP) | 104.1 GWh | Mar 2022 | Dec 2024 | Natural Gas |
| Aberdeen CT | NorthWestern Energy - (SD) | Aberdeen, SD | Southwest Power Pool (SWPP) | 29.7 GWh | Apr 1978 | Dec 2024 | Natural Gas : 93.2% Distillate Fuel Oil : 6.8% |
| Madison Dam | NorthWestern Energy (MT Hydro) | Ennis, MT | NorthWestern Corporation (NWMT) | 76.2 GWh | Aug 1906 | Dec 2024 | Water |
| Ryan | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 434.6 GWh | Jul 1915 | Dec 2024 | Water |
| Thompson Falls | NorthWestern Energy (MT Hydro) | Thompson Falls, MT | NorthWestern Corporation (NWMT) | 436.4 GWh | Jun 1915 | Dec 2024 | Water |
| Rainbow (MT) | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 329.0 GWh | Feb 2013 | Dec 2024 | Water |
| Mystic | NorthWestern Energy (MT Hydro) | Fishtail, MT | NorthWestern Corporation (NWMT) | 53.7 GWh | Apr 1925 | Dec 2024 | Water |
| Morony | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 255.0 GWh | Dec 1929 | Dec 2024 | Water |
| Cochrane | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 228.0 GWh | Jun 1958 | Dec 2024 | Water |
| Holter | NorthWestern Energy (MT Hydro) | Wolf Creek, MT | NorthWestern Corporation (NWMT) | 265.8 GWh | Jun 1918 | Dec 2024 | Water |
| Black Eagle | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 127.5 GWh | Aug 1927 | Dec 2024 | Water |
| Hauser | NorthWestern Energy (MT Hydro) | Helena, MT | NorthWestern Corporation (NWMT) | 134.4 GWh | Oct 1911 | Dec 2024 | Water |
| Old Faithful | NorthWestern Energy (MT wind/thermal) | Yellowstone, WY | NorthWestern Corporation (NWMT) | 273.0 MWh | Nov 1979 | Dec 2024 | Distillate Fuel Oil |
| Lake (WY) | NorthWestern Energy (MT wind/thermal) | Yellowstone, WY | NorthWestern Corporation (NWMT) | 515.0 MWh | Aug 1967 | Dec 2024 | Distillate Fuel Oil |
| Spion Kop Wind Farm | NorthWestern Energy (MT wind/thermal) | Geyser, MT | NorthWestern Corporation (NWMT) | 110.8 GWh | Nov 2012 | Dec 2024 | Wind |
| Dave Gates Generating Station | NorthWestern Energy (MT wind/thermal) | Anaconda, MT | NorthWestern Corporation (NWMT) | 502.7 GWh | Dec 2010 | Dec 2025 | Natural Gas |
| Two Dot Wind Farm | NorthWestern Energy (MT wind/thermal) | Two Dot, MT | NorthWestern Corporation (NWMT) | 34.8 GWh | May 2014 | Dec 2024 | Wind |
| Yellowstone County Generating Station | NorthWestern Energy (MT wind/thermal) | Laurel, MT | NorthWestern Corporation (NWMT) | 383.4 GWh | Jun 2024 | Dec 2025 | Natural Gas |
| Lake Forest Hospital Central Energy Plan | Northwestern Lake Forest Hospital | Lake Forest, IL | PJM Interconnection, LLC (PJM) | 313.0 MWh | May 1996 | Dec 2024 | Natural Gas |
| Norton Powerhouse 2 | Norton Powerhouse 2 | Worcester, MA | ISO New England (ISNE) | 28.6 GWh | Oct 2022 | Dec 2024 | Natural Gas |
| Grand Ronde Solar | NorWest Energy 14, LLC | Grand Ronde, OR | Portland General Electric Company (PGE) | 12.0 MWh | Nov 2017 | Dec 2024 | Solar |
| Eagle Point Solar | Norwest Energy 7, LLC | Central Point, OR | PacifiCorp West (PACW) | 18.0 GWh | Nov 2017 | Dec 2024 | Solar |
| Nostrand | Nostrand Solar, LLC | Manteno Township, IL | PJM Interconnection, LLC (PJM) | 4.7 GWh | Apr 2021 | Dec 2024 | Solar |
| Notus Wind 1 | Notus Clean Energy LLC | E. Falmouth, MA | ISO New England (ISNE) | 4.3 GWh | Jun 2010 | Dec 2024 | Wind |
| Novel Froehle Solar LLC | Novel Froehle Solar HQ LLC | Cold Spring, MN | Midcontinent Independent System Operator, Inc. (MISO) | 15.0 MWh | Nov 2024 | Dec 2024 | Solar |
| Novel Milbradt Solar LLC | Novel Milbradt Solar HQ LLC | Belview, MN | Midcontinent Independent System Operator, Inc. (MISO) | 16.0 MWh | Nov 2024 | Dec 2024 | Solar |
| Novo BioPower Plant | Novo Biopower LLC | Snowflake, AZ | Arizona Public Service Company (AZPS) | 168.1 GWh | May 2008 | Dec 2024 | Wood/Wood Waste Solids : 99.8% |
| Arthur Kill Generating Station | NRG Arthur Kill Operations Inc | Staten Island, NY | New York Independent System Operator (NYIS) | 2.1 TWh | Aug 1959 | Dec 2025 | Natural Gas |
| Carlsbad Energy Center | NRG California Peaker Operations LLC | Carlsbad, CA | California Independent System Operator (CISO) | 216.2 GWh | Nov 2018 | Dec 2025 | Natural Gas |
| Cedar Bayou 4 | NRG Cedar Bayou Development Company LLC | Eldon, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 2.3 TWh | May 2009 | Dec 2024 | Natural Gas |
| NRG Chalk Point CT | NRG Chalk Point CT | Aquasco, MD | PJM Interconnection, LLC (PJM) | 7.1 GWh | May 1990 | Dec 2025 | Distillate Fuel Oil |
| Cottonwood Energy Company LP | NRG Cottonwood Tenant LLC | Deweyville, TX | Midcontinent Independent System Operator, Inc. (MISO) | 4.6 TWh | Jun 2003 | Dec 2025 | Natural Gas |
| Lincoln Financial Field | NRG Energy Center Eagles LLC | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 2.7 GWh | Dec 2012 | Dec 2024 | Solar |
| San Juan Mesa Wind Project LLC | NRG Energy Gas & Wind Holdings Inc | Elida, NM | Southwest Power Pool (SWPP) | 250.5 GWh | Nov 2005 | Dec 2025 | Wind |
| Sleeping Bear LLC | NRG Energy Gas & Wind Holdings Inc | Woodward, OK | Southwest Power Pool (SWPP) | 63.3 GWh | Sep 2007 | Dec 2024 | Wind |
| South Trent Wind Farm | NRG Energy Inc | Sweetwater, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 252.5 GWh | Dec 2008 | Dec 2024 | Wind |
| Ivanpah 3 | NRG Energy Services | Nipton, CA | California Independent System Operator (CISO) | 237.4 GWh | Nov 2013 | Dec 2025 | Solar : 96.4% Natural Gas : 3.6% |
| Ivanpah 1 | NRG Energy Services | Nipton, CA | California Independent System Operator (CISO) | 208.0 GWh | Nov 2013 | Dec 2025 | Solar : 96.3% Natural Gas : 3.7% |
| Ivanpah 2 | NRG Energy Services | Nipton, CA | California Independent System Operator (CISO) | 244.3 GWh | Nov 2013 | Dec 2025 | Solar : 95.6% Natural Gas : 4.4% |
| Plum Point Energy Station | NRG Energy Services - Plum Point | Osceola, AR | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 TWh | Aug 2010 | Nov 2025 | Subbituminous Coal : 99.9% |
| El Segundo Energy Center LLC | NRG Energy Services LLC | El Segundo, CA | California Independent System Operator (CISO) | 45.1 GWh | Jun 2013 | Dec 2025 | Natural Gas |
| Novel OYA of Osakis CSG | NRG MN Community LLC | Osakis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.8 GWh | Jun 2018 | Dec 2024 | Solar |
| Novel - OYA of Mapleton CSG | NRG MN Community LLC | Mapleton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 6.3 GWh | Jun 2018 | Dec 2024 | Solar |
| Renew Canal 1 CSG LLC | NRG Renew Canal 1 LLC | Sandwich, MA | ISO New England (ISNE) | 1.9 GWh | May 2017 | Dec 2024 | Solar |
| Solar Blythe LLC | NRG Solar Blythe | Blythe, CA | California Independent System Operator (CISO) | 41.8 GWh | Nov 2009 | Dec 2024 | Solar |
| Solar Blythe 2 | NRG Solar Blythe II LLC | Blythe, CA | California Independent System Operator (CISO) | 38.1 GWh | Mar 2017 | Dec 2024 | Solar |
| Solar Borrego I | NRG Solar Borrego I | Borrego Springs, CA | California Independent System Operator (CISO) | 62.2 GWh | Jan 2013 | Dec 2024 | Solar |
| Solar Las Vegas MB 2, LLC | NRG Solar Las Vegas MB 2 | Las Vegas, NV | Nevada Power Company (NEVP) | 4.6 GWh | Jun 2016 | Dec 2024 | Solar |
| Solar Las Vegas MB-1 | NRG Solar Las Vegas MB-1 | Las Vegas, NV | Nevada Power Company (NEVP) | 4.6 GWh | Jan 2015 | Dec 2024 | Solar |
| Roadrunner Solar | NRG Solar Roadrunner | Santa Teresa, NM | El Paso Electric Company (EPE) | 46.5 GWh | Jul 2011 | Dec 2024 | Solar |
| Limestone | NRG Texas Power LLC | Jewett, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 7.5 TWh | Nov 1985 | Dec 2025 | Subbituminous Coal : 99.4% Natural Gas : 0.6% |
| Cedar Bayou | NRG Texas Power LLC | Baytown, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.6 TWh | Nov 1970 | Dec 2025 | Natural Gas |
| W A Parish | NRG Texas Power LLC | Thompsons, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 15.6 TWh | May 1958 | Dec 2025 | Subbituminous Coal : 83.3% Natural Gas : 16.7% |
| T H Wharton | NRG Texas Power LLC | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 798.8 GWh | Jun 1967 | Dec 2025 | Natural Gas |
| Greens Bayou | NRG Texas Power LLC | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 37.5 GWh | May 1973 | Nov 2024 | Natural Gas |
| San Jacinto Steam Electric Station | NRG Texas Power LLC | La Porte, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 857.9 GWh | Mar 1995 | Dec 2024 | Natural Gas |
| Vienna Operations | NRG Vienna Operations Inc | Vienna, MD | PJM Interconnection, LLC (PJM) | 4.6 GWh | Dec 1967 | Dec 2024 | Residual Fuel Oil : 91.4% Distillate Fuel Oil : 8.6% |
| Angelica Solar Site 1 | NSF Angelica Site 1, LLC | Angelica, NY | New York Independent System Operator (NYIS) | 8.1 GWh | Apr 2022 | Dec 2024 | Solar |
| Angelica Solar Site 2 | NSF Angelica Site 2, LLC | Belfast, NY | New York Independent System Operator (NYIS) | 8.1 GWh | Apr 2022 | Dec 2024 | Solar |
| Angelica Solar Site 3 | NSF Angelica Site 3, LLC | Belfast, NY | New York Independent System Operator (NYIS) | 8.1 GWh | Apr 2022 | Dec 2024 | Solar |
| Angelica Solar Site 4 | NSF Angelica Site 4, LLC | Angelica, NY | New York Independent System Operator (NYIS) | 8.1 GWh | Apr 2022 | Dec 2024 | Solar |
| NSF Aurelius Site 4 LLC | NSF Energy One LLC | Auburn, NY | New York Independent System Operator (NYIS) | 5.2 GWh | May 2024 | Dec 2024 | Solar |
| NSF Aurelius Site 3 LLC | NSF Energy One LLC | Auburn, NY | New York Independent System Operator (NYIS) | 5.5 GWh | May 2024 | Dec 2024 | Solar |
| NSF Aurelius Site 2, LLC | NSF Energy One LLC | Auburn, NY | New York Independent System Operator (NYIS) | 4.0 GWh | May 2024 | Dec 2024 | Solar |
| NSF Aurelius Site 1 LLC | NSF Energy One LLC | Auburn, NY | New York Independent System Operator (NYIS) | 4.5 GWh | May 2024 | Dec 2024 | Solar |
| Enfield Solar Site 1 | NSF Enfield Site 1, LLC | Enfield, NY | New York Independent System Operator (NYIS) | 309.0 MWh | Oct 2024 | Dec 2024 | Solar |
| Enfield Solar Site 2 | NSF Enfield Site 2, LLC | Enfield, NY | New York Independent System Operator (NYIS) | 90.0 MWh | Oct 2024 | Dec 2024 | Solar |
| Enfield Solar Site 3 | NSF Enfield Site 3, LLC | Enfield, NY | New York Independent System Operator (NYIS) | 287.0 MWh | Oct 2024 | Dec 2024 | Solar |
| NSF Torrey Site 1 | NSF Torrey Site 1, LLC | Torrey, NY | New York Independent System Operator (NYIS) | 8.4 GWh | Oct 2023 | Dec 2024 | Solar |
| NSF Torrey Site 2 | NSF Torrey Site 2, LLC | Torrey, NY | New York Independent System Operator (NYIS) | 8.4 GWh | Oct 2023 | Dec 2024 | Solar |
| NSF Torrey Site 3 | NSF Torrey Site 3, LLC | Torrey, NY | New York Independent System Operator (NYIS) | 8.4 GWh | Oct 2023 | Dec 2024 | Solar |
| Plymouth Solar | NSTAR Electric Company | Plymouth, MA | ISO New England (ISNE) | 1.5 GWh | May 2018 | Dec 2024 | Solar |
| Ludlow Site 72 - Conti | NSTAR Electric Company | Ludlow, MA | ISO New England (ISNE) | 2.5 GWh | Jul 2018 | Dec 2024 | Solar |
| East Springfield Solar PV | NSTAR Electric Company | Springfield, MA | ISO New England (ISNE) | 2.0 GWh | Sep 2018 | Dec 2024 | Solar |
| Montague Site 36-Grosolar | NSTAR Electric Company | Millers Falls, MA | ISO New England (ISNE) | 5.7 GWh | Sep 2018 | Dec 2025 | Solar |
| Wareham Solar PV | NSTAR Electric Company | Wareham, MA | ISO New England (ISNE) | 1.2 GWh | Nov 2018 | Dec 2024 | Solar |
| East Longmeadow Solar PV | NSTAR Electric Company | East Longmeadow, MA | ISO New England (ISNE) | 5.2 GWh | Sep 2019 | Dec 2024 | Solar |
| Hatfield Solar PV | NSTAR Electric Company | Hatfield, MA | ISO New England (ISNE) | 5.7 GWh | Nov 2018 | Dec 2024 | Solar |
| Greenfield Solar PV | NSTAR Electric Company | Greenfield, MA | ISO New England (ISNE) | 2.9 GWh | Dec 2018 | Dec 2024 | Solar |
| Hinsdale Solar PV | NSTAR Electric Company | Hinsdale, MA | ISO New England (ISNE) | 3.1 GWh | Dec 2018 | Dec 2024 | Solar |
| Sunderland Solar PV | NSTAR Electric Company | Sunderland, MA | ISO New England (ISNE) | 1.7 GWh | Aug 2018 | Dec 2024 | Solar |
| Savoy Solar PV | NSTAR Electric Company | Savoy, MA | ISO New England (ISNE) | 3.2 GWh | Jan 2019 | Dec 2024 | Solar |
| Pittsfield 44 - M&W PV | NSTAR Electric Company | Pittsfield, MA | ISO New England (ISNE) | 1.7 GWh | Jul 2018 | Dec 2024 | Solar |
| Southampton Solar PV | NSTAR Electric Company | Southampton, MA | ISO New England (ISNE) | 3.1 GWh | Jan 2019 | Dec 2024 | Solar |
| Springfield Solar PV | NSTAR Electric Company | Springfield, MA | ISO New England (ISNE) | 5.9 GWh | Dec 2018 | Dec 2024 | Solar |
| Southwick Solar PV | NSTAR Electric Company | Southwick, MA | ISO New England (ISNE) | 7.9 GWh | Dec 2018 | Dec 2025 | Solar |
| Lee Site 31 Solar | NSTAR Electric Company | Lee, MA | ISO New England (ISNE) | 2.0 GWh | Jul 2018 | Apr 2024 | Solar |
| Hampden Solar PV | NSTAR Electric Company | Hampden, MA | ISO New England (ISNE) | 5.9 GWh | Oct 2019 | Dec 2024 | Solar |
| Red Mesa Solar Project | NTUA Generation - Utah, LLC | Red Mesa, UT | PacifiCorp East (PACE) | 188.4 GWh | Mar 2023 | Dec 2025 | Solar |
| Hadley Solar NG, LLC | NuGen Capital Management | Hadley, MA | ISO New England (ISNE) | 3.4 GWh | Jun 2014 | Dec 2024 | Solar |
| 265 Pleasant Solar NG, LLC | NuGen Capital Management | Lunenburg, MA | ISO New England (ISNE) | 1.4 GWh | Jun 2014 | Dec 2024 | Solar |
| 651 Chase Solar NG | NuGen Capital Management | Lunenburg, MA | ISO New England (ISNE) | 4.0 GWh | May 2014 | Dec 2024 | Solar |
| Fairview Farms Solar | NuGen Capital Management | Whately, MA | ISO New England (ISNE) | 2.9 GWh | May 2014 | Dec 2024 | Solar |
| 580 River Solar | NuGen Capital Management | Winchendon, MA | ISO New England (ISNE) | 4.7 GWh | Aug 2018 | Dec 2024 | Solar |
| Halifax Solar | NuGen Capital Management | Halifax, MA | ISO New England (ISNE) | 3.9 GWh | Jul 2015 | Dec 2024 | Solar |
| Bristol Landfill Solar | NuGen Capital Management | Bristol, RI | ISO New England (ISNE) | 7.9 GWh | Feb 2024 | Dec 2024 | Solar |
| East Acres Solar NG, LLC | NuGen Capital Management | Pittsfield, MA | ISO New England (ISNE) | 4.9 GWh | Mar 2017 | Dec 2024 | Solar |
| Tolland Solar NG LLC | NuGen Capital Management | Tolland, MA | ISO New England (ISNE) | 5.0 GWh | Sep 2014 | Dec 2024 | Solar |
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 |