Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Whitehorn Solar | Whitehorn Solar, LLC | Gretna, VA | PJM Interconnection, LLC (PJM) | 89.9 GWh | Sep 2021 | May 2026 | Solar |
| Gregory Power Plant | Gregory Power Partners LLC | Gregory, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 721.0 GWh | Jun 2000 | May 2026 | Natural Gas |
| BMW Manufacturing Co | BMW Manufacturing Co LLC | Greer, SC | Duke Energy Carolinas (DUK) | 12.2 GWh | May 2009 | Dec 2024 | Landfill Gas : 89.9% Natural Gas : 9.7% |
| Woodfields Solar | Woodfields Solar, LLC | Greenwood, SC | Duke Energy Carolinas (DUK) | 3.8 GWh | Jan 2022 | Dec 2025 | Solar |
| Augusta Solar | Augusta Solar, LLC | Greenwood, SC | Duke Energy Carolinas (DUK) | 4.0 GWh | Nov 2020 | Dec 2025 | Solar |
| Briarwood | Briarwood Solar, LLC | Greenwood, SC | Duke Energy Carolinas (DUK) | 4.0 GWh | Nov 2020 | Dec 2025 | Solar |
| Greenwood (MO) | Evergy Missouri West | Greenwood, MO | Southwest Power Pool (SWPP) | 86.9 GWh | Apr 1975 | May 2026 | Natural Gas : 87.2% Distillate Fuel Oil : 9.5% Solar : 3.3% |
| Delta's Edge Solar | Cubico USA, LLC | Greenwood, MS | Midcontinent Independent System Operator, Inc. (MISO) | 144.8 GWh | Oct 2023 | May 2026 | Solar |
| Hurricane Creek Lift Station | Johnson County Rural E M C | Greenwood, IN | Midcontinent Independent System Operator, Inc. (MISO) | 143.0 MWh | Aug 2004 | Dec 2024 | Distillate Fuel Oil |
| Armstrong 1 | Greenbacker Renewable Energy Corporation | Greenwood, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | Nov 2024 | Dec 2025 | Solar |
| Heimlich Solar | Heimlich Solar Partners LLC | Greenwood, DE | PJM Interconnection, LLC (PJM) | 9.2 GWh | May 2024 | Dec 2024 | Solar |
| Greenwich Solar 1, LLC CSG | AES Distributed Energy | Greenwich, NY | New York Independent System Operator (NYIS) | 6.5 GWh | Nov 2020 | Dec 2025 | Solar |
| Dahowa Hydro | GR Catalyst Two LLC | Greenwich, NY | New York Independent System Operator (NYIS) | 9.9 GWh | Nov 1987 | Dec 2025 | Water |
| Center Falls | Hollingworth & Vose Co Center Falls | Greenwich, NY | New York Independent System Operator (NYIS) | 3.0 GWh | Dec 1983 | Dec 2025 | Water |
| Cos Cob | Connecticut Jet Power LLC | Greenwich, CT | ISO New England (ISNE) | 1.6 GWh | Aug 1969 | Dec 2025 | Kerosene |
| Crystal Mountain | Puget Sound Energy Inc | Greenwater, WA | Puget Sound Energy, Inc. (PSEI) | 775.0 MWh | Nov 1969 | May 2026 | Distillate Fuel Oil |
| Pivot Energy Minnesota Solar 10 | Pivot Energy | Greenwald, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.4 GWh | May 2023 | Dec 2025 | Solar |
| Powerlane Plant | City of Greenville - (TX) | Greenville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 48.9 GWh | Dec 1965 | Dec 2024 | Natural Gas : 95.3% Distillate Fuel Oil : 4.7% |
| Sterling Solar (TX) | Cypress Creek Renewables | Greenville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 6.0 GWh | Oct 2018 | Sep 2025 | Solar |
| Leon Solar | Cypress Creek Renewables | Greenville, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 18.5 GWh | Nov 2017 | Dec 2025 | Solar |
| SR Albany, LLC | SR Albany, LLC | Greenville, TN | Tennessee Valley Authority (TVA) | 41.0 MWh | May 2025 | Dec 2025 | Solar |
| White Horse Solar A | White Horse Solar A | Greenville, SC | Duke Energy Carolinas (DUK) | 3.3 GWh | Oct 2020 | Dec 2025 | Solar |
| Saluda Dam | Northbrook Carolina Hydro LLC | Greenville, SC | Duke Energy Carolinas (DUK) | 5.2 GWh | Nov 1996 | Dec 2025 | Water |
| Greenville Electric Generating Station | Buckeye Power, Inc | Greenville, OH | PJM Interconnection, LLC (PJM) | 105.0 GWh | May 2000 | Dec 2024 | Natural Gas : 99.6% |
| Whirlpool Corp-Greenville Wind Farm | Greenville Wind 26, LLC | Greenville, OH | PJM Interconnection, LLC (PJM) | 6.4 GWh | Aug 2018 | Dec 2024 | Wind |
| Penny Hill Solar | Cardinal Renewables | Greenville, NC | PJM Interconnection, LLC (PJM) | 3.6 GWh | Aug 2017 | Dec 2025 | Solar |
| Rams Horn Solar Center LLC | Cypress Creek Renewables | Greenville, NC | Duke Energy Progress East (CPLE) | 7.8 GWh | Nov 2014 | Dec 2025 | Solar |
| Flemming Solar Center LLC | Cypress Creek Renewables | Greenville, NC | Duke Energy Progress East (CPLE) | 8.2 GWh | Nov 2014 | Dec 2025 | Solar |
| DSM Pharmaceuticals | Patheon Manufacturing Service LLC | Greenville, NC | Duke Energy Progress East (CPLE) | 43.0 MWh | Jul 1987 | Dec 2025 | Distillate Fuel Oil |
| Gerald Andrus | Entergy Mississippi LLC | Greenville, MS | Midcontinent Independent System Operator, Inc. (MISO) | 566.8 GWh | Dec 1974 | Nov 2025 | Natural Gas : 99.9% |
| Fish Creek Solar Park | DTE Electric Company | Greenville, MI | Midcontinent Independent System Operator, Inc. (MISO) | 48.8 GWh | - | May 2026 | Solar |
| Greenville | Terraform Arcadia | Greenville, GA | Southern Company Services, Inc. - Trans (SOCO) | 1.4 GWh | Aug 2014 | Dec 2025 | Solar |
| Greensburg Solar | Today's Power, Inc. | Greensburg, KS | Southwest Power Pool (SWPP) | 1.7 GWh | May 2021 | Dec 2025 | Solar |
| Greensburg | Greensburg Wind Farm, LLC | Greensburg, KS | Southwest Power Pool (SWPP) | 7.7 GWh | Jan 2010 | Dec 2025 | Wind |
| Decatur Co. Solar RES (IN) | Hoosier Energy R E C, Inc | Greensburg, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Aug 2017 | Dec 2025 | Solar |
| White Street Renewables | White Street Renewables LLC | Greensboro, NC | Duke Energy Carolinas (DUK) | 15.6 GWh | May 2019 | Dec 2024 | Landfill Gas : 60.2% Solar : 39.8% |
| Cherrywood Solar I | Cherrywood Solar, LLC | Greensboro, MD | PJM Interconnection, LLC (PJM) | 16.5 GWh | - | May 2026 | Solar |
| Greenport | Village of Greenport - (NY) | Greenport, NY | New York Independent System Operator (NYIS) | 11.0 MWh | May 1957 | Dec 2025 | Distillate Fuel Oil |
| Southold | National Grid Generation LLC | Greenport, NY | New York Independent System Operator (NYIS) | 483.0 MWh | Jul 1964 | Dec 2025 | Distillate Fuel Oil |
| Hawkeye Energy Greenport LLC | Hawkeye Energy Greenport LLC | Greenport, NY | New York Independent System Operator (NYIS) | 24.9 GWh | Jun 2003 | Dec 2025 | Kerosene |
| Fayette Solar | Geronimo Power | Greenfield, OH | PJM Interconnection, LLC (PJM) | 92.2 GWh | Dec 2024 | May 2026 | Solar |
| Ross County Solar, LLC | Ross County Solar, LLC | Greenfield, OH | PJM Interconnection, LLC (PJM) | 223.2 GWh | Dec 2024 | May 2026 | Solar |
| Greenfield Solar PV | NSTAR Electric Company | Greenfield, MA | ISO New England (ISNE) | 2.6 GWh | Dec 2018 | Dec 2025 | Solar |
| Arbor Hill Wind Farm | MidAmerican Energy Co | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 TWh | Nov 2018 | May 2026 | Wind |
| Greenfield Wind | Greenfield Wind Power, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.4 GWh | Jul 2012 | Dec 2025 | Wind |
| Meadow Ridge | Meadow Ridge Wind Energy, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Jun 2012 | Dec 2025 | Wind |
| Sky Volt | Sky Volt, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | Jul 2012 | Dec 2025 | Wind |
| Wolverine | Wolverine Wind Energy, LLC | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Sep 2010 | Dec 2025 | Wind |
| North Generation Plant | City of Greenfield - (IA) | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 11.0 MWh | Dec 2001 | Dec 2025 | Distillate Fuel Oil |
| Downtown Generation Plant | City of Greenfield - (IA) | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 15.0 MWh | Jun 2020 | Dec 2025 | Distillate Fuel Oil |
| Arbor Hill Solar | MidAmerican Energy Co | Greenfield, IA | Midcontinent Independent System Operator, Inc. (MISO) | 45.1 GWh | Dec 2021 | May 2026 | Solar |
| Greenfield Solar Park | Indiana Municipal Power Agency | Greenfield, IN | PJM Interconnection, LLC (PJM) | 4.8 GWh | Nov 2017 | Dec 2025 | 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 |
| Axio Green LLC | Altus Power America Management, LLC | Greenfield Township, MA | ISO New England (ISNE) | 2.5 GWh | May 2012 | Dec 2025 | Solar |
| SR Greenville II | SR Greenville II, LLC | Greeneville, TN | Tennessee Valley Authority (TVA) | 9.7 GWh | Nov 2022 | Dec 2025 | Solar |
| Mountain View | Industrial Power Generating Company LLC | Greencastle, PA | PJM Interconnection, LLC (PJM) | 26.4 GWh | Feb 2003 | Dec 2025 | Landfill Gas : 95.0% Distillate Fuel Oil : 5.0% |
| Passadumkeag Windpark LLC | Southern Power Co | Greenbush, ME | ISO New England (ISNE) | 137.9 GWh | Jun 2016 | May 2026 | Wind |
| Sand Prairie Solar | DG Sand Prairie, LLC | Green Valley, IL | PJM Interconnection, LLC (PJM) | 3.2 GWh | Apr 2024 | Dec 2025 | Solar |
| General Chemical | Tata Chemicals Partners | Green River, WY | PacifiCorp East (PACE) | 215.9 GWh | Apr 1968 | May 2026 | Bituminous Coal : 74.9% Natural Gas : 25.1% |
| Sweetwater Solar | Onward Energy | Green River, WY | PacifiCorp East (PACE) | 174.3 GWh | Nov 2018 | May 2026 | Solar |
| WE Soda Alkalai LLC | WE Soda Alkali | Green River, WY | PacifiCorp East (PACE) | 259.5 GWh | May 1953 | Dec 2024 | Subbituminous Coal : 68.7% Natural Gas : 31.3% |
| Green Island Hydroelectric Station | Albany Engineering Corporation | Green Island, NY | New York Independent System Operator (NYIS) | 38.2 GWh | Oct 1922 | Dec 2025 | Water |
| Magnolia Springs Solar Center | Florida Power & Light Co | Green Cove Springs, FL | Florida Power & Light Co. (FPL) | 135.1 GWh | Feb 2021 | May 2026 | Solar |
| Terrill Creek | Florida Power & Light Co | Green Cove Springs, FL | Florida Power & Light Co. (FPL) | 159.0 GWh | Dec 2023 | May 2026 | Solar |
| Anhinga Solar Energy Center | Florida Power & Light Co | Green Cove Springs, FL | Florida Power & Light Co. (FPL) | 127.6 GWh | Dec 2022 | May 2026 | Solar |
| Pulliam | Wisconsin Public Service Corp | Green Bay, WI | Midcontinent Independent System Operator, Inc. (MISO) | 103.2 GWh | Aug 1949 | May 2026 | Natural Gas |
| Consumer Operations LLC | Georgia-Pacific Consumer Oper. Green Bay LLC | Green Bay, WI | Midcontinent Independent System Operator, Inc. (MISO) | 239.2 GWh | Dec 1953 | May 2026 | Natural Gas |
| Oak Leaf Solar XXVII LLC | Greenbacker Renewable Energy Corporation | Greely, CO | Public Service Company of Colorado (PSCO) | 3.0 GWh | Oct 2018 | Dec 2025 | Solar |
| Elk Wind Farm | Greenbacker Renewable Energy Corporation | Greeley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 172.9 GWh | Nov 2011 | Dec 2025 | Wind |
| Valley View Solar | SR Clinch, LLC | Greeley, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 9.2 GWh | Nov 2015 | Dec 2025 | Solar |
| ECA CO Greeley | Green Street Power Partners | Greeley, CO | Public Service Company of Colorado (PSCO) | 6.5 GWh | Oct 2024 | Dec 2025 | Solar |
| Pivot Solar 30 | Pivot Energy | Greeley, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 6.9 GWh | Jan 2025 | Dec 2025 | Solar |
| Alden Solar CSG LLC | Greenbacker Renewable Energy Corporation | Greeley, CO | Public Service Company of Colorado (PSCO) | 3.2 GWh | Feb 2020 | Dec 2025 | Solar |
| USS Cogburn Solar LLC (CSG) | United States Solar Corporation | Greeley, CO | Public Service Company of Colorado (PSCO) | 5.6 GWh | Nov 2024 | Dec 2025 | Solar |
| Manchester Community College North | Onyx Asset Services Group | Great Path, CT | ISO New England (ISNE) | 1.5 GWh | Sep 2018 | Dec 2024 | Solar |
| Fishing Creek | Duke Energy Carolinas, LLC | Great Falls, SC | Duke Energy Carolinas (DUK) | 76.8 GWh | Oct 1916 | Dec 2025 | Water |
| Dearborn | Duke Energy Carolinas, LLC | Great Falls, SC | Duke Energy Carolinas (DUK) | 70.2 GWh | Feb 1923 | Dec 2025 | Water |
| Cedar Creek (SC) | Duke Energy Carolinas, LLC | Great Falls, SC | Duke Energy Carolinas (DUK) | 101.6 GWh | Jul 1926 | Dec 2025 | Water |
| Ryan | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 377.3 GWh | Jul 1915 | Dec 2025 | Water |
| Rainbow (MT) | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 298.6 GWh | Feb 2013 | Dec 2025 | Water |
| Morony | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 214.7 GWh | Dec 1929 | Dec 2025 | Water |
| Cochrane | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 215.3 GWh | Jun 1958 | Dec 2025 | Water |
| Black Eagle | NorthWestern Energy (MT Hydro) | Great Falls, MT | NorthWestern Corporation (NWMT) | 110.3 GWh | Aug 1927 | Dec 2025 | Water |
| Horseshoe Bend Wind Park | Cycle Holdings, LLC | Great Falls, MT | NorthWestern Corporation (NWMT) | 21.2 GWh | Jan 2006 | Dec 2025 | Wind |
| Great Bend - Sunflower | Sunflower Electric Power Corp | Great Bend, KS | Southwest Power Pool (SWPP) | 19.8 GWh | May 1963 | Dec 2025 | Natural Gas |
| Kearsarge GB | Kearsarge GB LLC | Great Barrington, MA | ISO New England (ISNE) | 2.9 GWh | Jul 2018 | Dec 2025 | Solar |
| Rising Paper | Altus Power America Management, LLC | Great Barrington, MA | ISO New England (ISNE) | 3.4 GWh | Apr 2016 | Dec 2025 | Solar |
| Rail Trail | Altus Power America Management, LLC | Great Barrington, MA | ISO New England (ISNE) | 3.1 GWh | Apr 2016 | Dec 2025 | Solar |
| Nolan | LSE Crater LLC | Great Barrington, MA | ISO New England (ISNE) | 1.5 GWh | Oct 2017 | Dec 2024 | Solar |
| Monument Valley | LSE Lepus LLC | Great Barrington, MA | ISO New England (ISNE) | 3.1 GWh | Dec 2021 | Dec 2024 | Solar |
| Grayling Generating Station | NorthStar Clean Energy | Grayling, MI | Midcontinent Independent System Operator, Inc. (MISO) | 182.0 GWh | Apr 1992 | Dec 2025 | Wood/Wood Waste Solids |
| Shaker | Nautilus Solar Solutions | Gray, ME | ISO New England (ISNE) | 6.2 GWh | Jun 2022 | Dec 2025 | Solar |
| Dynamic - Gray Solar | Altus Power America Management, LLC | Gray, ME | ISO New England (ISNE) | 5.2 GWh | Nov 2024 | Dec 2025 | Solar |
| Narrows PH | Yuba County Water Agency - (CA) | Grass Valley, CA | California Independent System Operator (CISO) | 73.4 GWh | Nov 1942 | Dec 2025 | Water |
| Letts Creek Solar, LLC | AES Distributed Energy | Grass Lake, MI | Midcontinent Independent System Operator, Inc. (MISO) | 24.9 GWh | Nov 2022 | Dec 2025 | Solar |
| WAL266 | Walmart Stores Texas, LLC | Grapevine, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 420.0 MWh | Oct 2021 | Dec 2025 | Natural Gas |
| Denison Solar Array | Onsite Partners, LLC | Granville, OH | PJM Interconnection, LLC (PJM) | 2.6 GWh | Nov 2017 | May 2026 | Solar |
| Cobble Mountain | City of Holyoke Gas and Elec Dept - (MA) | Granville, MA | ISO New England (ISNE) | 7.1 GWh | Dec 1929 | Dec 2025 | Water |
| Putnam Solar 1 | Pivot Energy | Granville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | Apr 2024 | Dec 2025 | Solar |
| Putnam Solar 1B | Pivot Energy | Granville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | May 2024 | Dec 2025 | Solar |
Summary of Power Plants By State
Figures are based on May 2026 generation numbers.| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Alabama | # 8 | 77 | 11,823.92 GWh |
| Alaska | # 48 | 140 | 513.29 GWh |
| Arizona | # 14 | 196 | 9,091.99 GWh |
| Arkansas | # 25 | 117 | 4,873.33 GWh |
| California | # 4 | 1,740 | 15,360.54 GWh |
| Colorado | # 31 | 308 | 4,156.36 GWh |
| Connecticut | # 35 | 173 | 3,391.33 GWh |
| Delaware | # 49 | 35 | 236.45 GWh |
| District of Columbia | # 51 | 17 | 14.46 GWh |
| Florida | # 2 | 342 | 25,093.89 GWh |
| Georgia | # 6 | 250 | 12,138.02 GWh |
| Hawaii | # 46 | 70 | 762.50 GWh |
| Idaho | # 41 | 151 | 1,963.84 GWh |
| Illinois | # 5 | 494 | 14,816.74 GWh |
| Indiana | # 15 | 222 | 7,662.28 GWh |
| Iowa | # 21 | 297 | 5,720.38 GWh |
| Kansas | # 24 | 188 | 5,118.39 GWh |
| Kentucky | # 23 | 61 | 5,471.28 GWh |
| Louisiana | # 13 | 90 | 9,131.60 GWh |
| Maine | # 44 | 242 | 1,130.78 GWh |
| Maryland | # 37 | 228 | 3,103.37 GWh |
| Massachusetts | # 45 | 666 | 1,073.93 GWh |
| Michigan | # 11 | 276 | 9,774.25 GWh |
| Minnesota | # 28 | 790 | 4,567.82 GWh |
| Mississippi | # 20 | 60 | 6,404.61 GWh |
| Missouri | # 22 | 129 | 5,701.36 GWh |
| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,053.07 GWh |
| Nebraska | # 36 | 126 | 3,193.89 GWh |
| Nevada | # 33 | 117 | 3,848.29 GWh |
| New Hampshire | # 43 | 57 | 1,198.65 GWh |
| New Jersey | # 30 | 398 | 4,274.91 GWh |
| New Mexico | # 29 | 158 | 4,513.39 GWh |
| New York | # 10 | 1,064 | 10,643.78 GWh |
| North Carolina | # 9 | 913 | 11,481.42 GWh |
| North Dakota | # 34 | 59 | 3,601.34 GWh |
| Ohio | # 7 | 211 | 11,886.21 GWh |
| Oklahoma | # 17 | 144 | 7,547.66 GWh |
| Oregon | # 27 | 281 | 4,575.23 GWh |
| Pennsylvania | # 3 | 258 | 18,234.28 GWh |
| Rhode Island | # 47 | 107 | 580.94 GWh |
| South Carolina | # 16 | 209 | 7,632.32 GWh |
| South Dakota | # 42 | 53 | 1,802.78 GWh |
| Tennessee | # 19 | 99 | 6,454.94 GWh |
| Texas | # 1 | 1,019 | 50,690.02 GWh |
| Utah | # 39 | 128 | 2,809.26 GWh |
| Vermont | # 50 | 118 | 186.37 GWh |
| Virginia | # 18 | 250 | 7,445.56 GWh |
| Washington | # 12 | 134 | 9,231.20 GWh |
| West Virginia | # 32 | 41 | 4,142.41 GWh |
| Wisconsin | # 26 | 266 | 4,582.07 GWh |
| Wyoming | # 38 | 69 | 2,983.81 GWh |