Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Southampton Solar PV | NSTAR Electric Company | Southampton, MA | ISO New England (ISNE) | 3.1 GWh | Jan 2019 | Dec 2024 | Solar |
| Sunderland Solar PV | NSTAR Electric Company | Sunderland, MA | ISO New England (ISNE) | 1.7 GWh | Aug 2018 | Dec 2024 | Solar |
| Hampden Solar PV | NSTAR Electric Company | Hampden, MA | ISO New England (ISNE) | 5.9 GWh | Oct 2019 | Dec 2024 | Solar |
| Southwick Solar PV | NSTAR Electric Company | Southwick, MA | ISO New England (ISNE) | 8.1 GWh | Dec 2018 | Oct 2025 | Solar |
| Ludlow Site 72 - Conti | NSTAR Electric Company | Ludlow, MA | ISO New England (ISNE) | 2.5 GWh | Jul 2018 | 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 |
| Plymouth Solar | NSTAR Electric Company | Plymouth, MA | ISO New England (ISNE) | 1.5 GWh | May 2018 | Dec 2024 | Solar |
| Hatfield Solar PV | NSTAR Electric Company | Hatfield, MA | ISO New England (ISNE) | 5.7 GWh | Nov 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 |
| East Springfield Solar PV | NSTAR Electric Company | Springfield, MA | ISO New England (ISNE) | 2.0 GWh | Sep 2018 | Dec 2024 | Solar |
| Lee Site 31 Solar | NSTAR Electric Company | Lee, MA | ISO New England (ISNE) | 2.0 GWh | Jul 2018 | Apr 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 |
| 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 1 | NSF Torrey Site 1, LLC | Torrey, NY | New York Independent System Operator (NYIS) | 8.4 GWh | Oct 2023 | 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 |
| 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 1 | NSF Enfield Site 1, LLC | Enfield, NY | New York Independent System Operator (NYIS) | 309.0 MWh | Oct 2024 | 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 |
| 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 |
| 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 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 1 | NSF Angelica Site 1, LLC | Angelica, NY | New York Independent System Operator (NYIS) | 8.1 GWh | Apr 2022 | Dec 2024 | Solar |
| 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% |
| Limestone | NRG Texas Power LLC | Jewett, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 8.0 TWh | Nov 1985 | Oct 2025 | Subbituminous Coal : 99.5% Natural Gas : 0.5% |
| W A Parish | NRG Texas Power LLC | Thompsons, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 15.4 TWh | May 1958 | Oct 2025 | Subbituminous Coal : 83.8% Natural Gas : 16.2% |
| T H Wharton | NRG Texas Power LLC | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 794.5 GWh | Jun 1967 | Oct 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 |
| Cedar Bayou | NRG Texas Power LLC | Baytown, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.6 TWh | Nov 1970 | Oct 2025 | 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 |
| Roadrunner Solar | NRG Solar Roadrunner | Santa Teresa, NM | El Paso Electric Company (EPE) | 46.5 GWh | Jul 2011 | 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 |
| 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 Borrego I | NRG Solar Borrego I | Borrego Springs, CA | California Independent System Operator (CISO) | 62.2 GWh | Jan 2013 | 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 Blythe LLC | NRG Solar Blythe | Blythe, CA | California Independent System Operator (CISO) | 41.8 GWh | Nov 2009 | 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 |
| 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 |
| El Segundo Energy Center LLC | NRG Energy Services LLC | El Segundo, CA | California Independent System Operator (CISO) | 72.7 GWh | Jun 2013 | Sep 2025 | Natural Gas |
| Plum Point Energy Station | NRG Energy Services - Plum Point | Osceola, AR | Midcontinent Independent System Operator, Inc. (MISO) | 4.3 TWh | Aug 2010 | Oct 2025 | Subbituminous Coal : 99.9% |
| Ivanpah 2 | NRG Energy Services | Nipton, CA | California Independent System Operator (CISO) | 250.9 GWh | Nov 2013 | Oct 2025 | Solar : 95.5% Natural Gas : 4.5% |
| Ivanpah 3 | NRG Energy Services | Nipton, CA | California Independent System Operator (CISO) | 235.6 GWh | Nov 2013 | Oct 2025 | Solar : 96.2% Natural Gas : 3.8% |
| Ivanpah 1 | NRG Energy Services | Nipton, CA | California Independent System Operator (CISO) | 187.4 GWh | Nov 2013 | Oct 2025 | Solar : 97.0% Natural Gas : 3.0% |
| South Trent Wind Farm | NRG Energy Inc | Sweetwater, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 252.5 GWh | Dec 2008 | Dec 2024 | Wind |
| Sleeping Bear LLC | NRG Energy Gas & Wind Holdings Inc | Woodward, OK | Southwest Power Pool (SWPP) | 63.3 GWh | Sep 2007 | Dec 2024 | Wind |
| San Juan Mesa Wind Project LLC | NRG Energy Gas & Wind Holdings Inc | Elida, NM | Southwest Power Pool (SWPP) | 245.1 GWh | Nov 2005 | Oct 2025 | Wind |
| Lincoln Financial Field | NRG Energy Center Eagles LLC | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 2.7 GWh | Dec 2012 | Dec 2024 | Solar |
| Cottonwood Energy Company LP | NRG Cottonwood Tenant LLC | Deweyville, TX | Midcontinent Independent System Operator, Inc. (MISO) | 5.1 TWh | Jun 2003 | Oct 2025 | Natural Gas |
| NRG Chalk Point CT | NRG Chalk Point CT | Aquasco, MD | PJM Interconnection, LLC (PJM) | 4.7 GWh | May 1990 | Oct 2025 | Distillate Fuel Oil |
| 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 |
| Carlsbad Energy Center | NRG California Peaker Operations LLC | Carlsbad, CA | California Independent System Operator (CISO) | 243.6 GWh | Nov 2018 | Oct 2025 | Natural Gas |
| Arthur Kill Generating Station | NRG Arthur Kill Operations Inc | Staten Island, NY | New York Independent System Operator (NYIS) | 2.1 TWh | Aug 1959 | Oct 2025 | Natural Gas |
| 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% |
| 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 |
| 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 |
| Notus Wind 1 | Notus Clean Energy LLC | E. Falmouth, MA | ISO New England (ISNE) | 4.3 GWh | Jun 2010 | Dec 2024 | Wind |
| Nostrand | Nostrand Solar, LLC | Manteno Township, IL | PJM Interconnection, LLC (PJM) | 4.7 GWh | Apr 2021 | Dec 2024 | Solar |
| Eagle Point Solar | Norwest Energy 7, LLC | Central Point, OR | PacifiCorp West (PACW) | 18.0 GWh | Nov 2017 | Dec 2024 | Solar |
| Grand Ronde Solar | NorWest Energy 14, LLC | Grand Ronde, OR | Portland General Electric Company (PGE) | 12.0 MWh | Nov 2017 | Dec 2024 | Solar |
| Norton Powerhouse 2 | Norton Powerhouse 2 | Worcester, MA | ISO New England (ISNE) | 28.6 GWh | Oct 2022 | Dec 2024 | 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 |
| Yellowstone County Generating Station | NorthWestern Energy (MT wind/thermal) | Laurel, MT | NorthWestern Corporation (NWMT) | 345.2 GWh | Jun 2024 | Oct 2025 | Natural Gas |
| Lake (WY) | NorthWestern Energy (MT wind/thermal) | Yellowstone, WY | NorthWestern Corporation (NWMT) | 515.0 MWh | Aug 1967 | Dec 2024 | Distillate Fuel Oil |
| Old Faithful | NorthWestern Energy (MT wind/thermal) | Yellowstone, WY | NorthWestern Corporation (NWMT) | 273.0 MWh | Nov 1979 | Dec 2024 | Distillate Fuel Oil |
| Two Dot Wind Farm | NorthWestern Energy (MT wind/thermal) | Two Dot, MT | NorthWestern Corporation (NWMT) | 34.8 GWh | May 2014 | Dec 2024 | Wind |
| 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) | 540.7 GWh | Dec 2010 | Oct 2025 | Natural Gas |
| Madison Dam | NorthWestern Energy (MT Hydro) | Ennis, MT | NorthWestern Corporation (NWMT) | 76.2 GWh | Aug 1906 | Dec 2024 | Water |
| Morony | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 255.0 GWh | Dec 1929 | Dec 2024 | Water |
| Holter | NorthWestern Energy (MT Hydro) | Wolf Creek, MT | NorthWestern Corporation (NWMT) | 265.8 GWh | Jun 1918 | Dec 2024 | Water |
| Hauser | NorthWestern Energy (MT Hydro) | Helena, MT | NorthWestern Corporation (NWMT) | 134.4 GWh | Oct 1911 | Dec 2024 | Water |
| Mystic | NorthWestern Energy (MT Hydro) | Fishtail, MT | NorthWestern Corporation (NWMT) | 53.7 GWh | Apr 1925 | Dec 2024 | Water |
| Rainbow (MT) | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 329.0 GWh | Feb 2013 | 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 |
| Black Eagle | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 127.5 GWh | Aug 1927 | Dec 2024 | Water |
| Cochrane | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 228.0 GWh | Jun 1958 | Dec 2024 | Water |
| 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% |
| Bob Glanzer Generating Station | NorthWestern Energy - (SD) | Huron, SD | Southwest Power Pool (SWPP) | 104.1 GWh | Mar 2022 | Dec 2024 | Natural Gas |
| Beethoven Wind | NorthWestern Energy - (SD) | Tripp, SD | Southwest Power Pool (SWPP) | 302.6 GWh | Apr 2015 | Dec 2024 | Wind |
| Northwest Ohio Wind | Northwest Ohio Wind, LLC | Haviland, OH | PJM Interconnection, LLC (PJM) | 284.6 GWh | Aug 2018 | Oct 2025 | Wind |
| Northwest Community Hospital | Northwest Community Hospital | Arlington Heights, IL | PJM Interconnection, LLC (PJM) | 492.0 MWh | May 1996 | Dec 2024 | Natural Gas |
| Northumberland Solar | Northumberland Solar, LLC | Milton, PA | PJM Interconnection, LLC (PJM) | 38.1 GWh | - | Oct 2025 | Solar |
| Macy's MD Joppa Solar Project | Northstar Macy's Maryland 2015, LLC | Joppa, MD | PJM Interconnection, LLC (PJM) | 1.9 GWh | Feb 2016 | Oct 2025 | Solar |
| Grayling Generating Station | NorthStar Clean Energy | Grayling, MI | Midcontinent Independent System Operator, Inc. (MISO) | 164.6 GWh | Apr 1992 | Dec 2024 | Wood/Wood Waste Solids : 99.8% |
| Genesee Power Station LP | NorthStar Clean Energy | Flint, MI | Midcontinent Independent System Operator, Inc. (MISO) | 96.5 GWh | Nov 1995 | Dec 2024 | Wood/Wood Waste Solids : 99.9% |
| Indiana Harbor E 5 AC Station | Northlake Energy | East Chicago, IN | Midcontinent Independent System Operator, Inc. (MISO) | 655.1 GWh | Apr 1996 | Dec 2024 | Blast Furnace Gas : 92.6% Natural Gas : 7.4% |
| Northfield Holdco CSG | Northfield Holdco LLC | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.2 GWh | Nov 2017 | Dec 2024 | Solar |
| Northfield Community Solar | Northfield Community Solar | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.4 GWh | Nov 2016 | Dec 2024 | Solar |
| Granby Hydro | Northern Water Hydropower Enterprise | Granby, CO | Public Service Company of Colorado (PSCO) | 5.3 GWh | Apr 2016 | Oct 2025 | Water |
| Dalles Dam North Fishway Project | Northern Wasco County PUD | The Dalles, OR | Bonneville Power Administration (BPAT) | 44.3 GWh | Apr 1991 | Dec 2024 | Water |
| McNary Dam Fish Attraction Project | Northern Wasco County PUD | Plymouth, WA | Bonneville Power Administration (BPAT) | 64.2 GWh | Oct 1997 | Dec 2024 | Water |
| Angus Anson | Northern States Power Co - Minnesota | Sioux Falls, SD | Midcontinent Independent System Operator, Inc. (MISO) | 237.3 GWh | Jul 1994 | Dec 2024 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| Blue Lake | Northern States Power Co - Minnesota | Shakopee, MN | Midcontinent Independent System Operator, Inc. (MISO) | 317.7 GWh | Feb 1974 | Dec 2024 | Natural Gas : 99.3% Distillate Fuel Oil : 0.7% |
| Blazing Star 2 Wind Farm | Northern States Power Co - Minnesota | Hendricks, MN | Midcontinent Independent System Operator, Inc. (MISO) | 845.0 GWh | Dec 2020 | Oct 2025 | Wind |
| Lake Benton II | Northern States Power Co - Minnesota | Ruthton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 437.9 GWh | May 1999 | Dec 2024 | Wind |
| Freeborn Wind Farm | Northern States Power Co - Minnesota | Glenville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 736.0 GWh | Apr 2021 | Oct 2025 | 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 |