Directory of Power Plants in the United States
Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
---|---|---|---|---|---|---|---|
USS All In Solar LLC CSG | Standard Solar | Hartland, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Sep 2020 | Dec 2024 | Solar |
USS Solar Way LLC CSG | Standard Solar | Hartland, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Oct 2020 | Dec 2024 | Solar |
Hartland Solar | Madison Energy Holdings LLC | Hartland, ME | ISO New England (ISNE) | 6.9 GWh | Nov 2021 | Dec 2024 | Solar |
GMP Solar - Hartford | Green Mountain Power Corp | Hartford, VT | ISO New England (ISNE) | 7.3 GWh | Nov 2016 | May 2025 | Solar |
Wilder | Great River Hydro, LLC | Hartford, VT | ISO New England (ISNE) | 179.5 GWh | Oct 1950 | Dec 2024 | Water |
HSCo CHP | Cartier Energy, LLC | Hartford, CT | ISO New England (ISNE) | 27.3 GWh | Sep 2009 | Dec 2024 | Natural Gas |
Hartford Hospital Cogeneration | Cartier Energy, LLC | Hartford, CT | ISO New England (ISNE) | 43.8 GWh | Jun 1988 | Dec 2023 | Natural Gas : 99.8% |
Hartford Landfill Solar EGF | Materials Innovation Recycling Authority | Hartford, CT | ISO New England (ISNE) | 1.2 GWh | May 2014 | Dec 2024 | Solar |
Enfield Solar One | Enfield Solar One, LLC | Hartford, CT | ISO New England (ISNE) | 5.5 GWh | Mar 2024 | Dec 2024 | Solar |
Trinity College Fuel Cell | AEP Onsite Partners, LLC | Hartford, CT | ISO New England (ISNE) | 8.9 GWh | Jul 2018 | Dec 2023 | Natural Gas |
Mother Ann Lee | Lock 7 Hydro Partners LLC | Harrodsburg, KY | PJM Interconnection, LLC (PJM) | 6.3 GWh | Feb 2007 | Dec 2024 | Water |
E W Brown | Kentucky Utilities Co | Harrodsburg, KY | Louisville Gas and Electric Company and Kentucky Utilities Company (LGEE) | 1.5 TWh | Apr 1957 | May 2025 | Bituminous Coal : 87.1% Natural Gas : 11.8% Solar : 1.0% |
Dix Dam | Kentucky Utilities Co | Harrodsburg, KY | Louisville Gas and Electric Company and Kentucky Utilities Company (LGEE) | 54.2 GWh | Oct 1925 | Dec 2024 | Water |
Ocean State Power | Ocean State Power Co | Harrisville, RI | ISO New England (ISNE) | 1.2 TWh | Nov 1990 | Dec 2024 | Natural Gas : 99.9% |
Ocean State Power II | Ocean State Power II | Harrisville, RI | ISO New England (ISNE) | 896.8 GWh | Sep 1991 | Dec 2024 | Natural Gas : 99.9% |
Diana Hydroelectric | EONY Generation Limited | Harrisville, NY | New York Independent System Operator (NYIS) | 7.7 GWh | Jun 1985 | Dec 2024 | Water |
Pleasant Valley (VA) | City of Harrisonburg - (VA) | Harrisonburg, VA | PJM Interconnection, LLC (PJM) | 956.5 MWh | Mar 1997 | Dec 2024 | Distillate Fuel Oil |
Mount Clinton | City of Harrisonburg - (VA) | Harrisonburg, VA | PJM Interconnection, LLC (PJM) | 1.4 GWh | Apr 1999 | Dec 2024 | Distillate Fuel Oil |
Waste Management Northern Oaks LFGTE | WM Renewable Energy LLC | Harrison, MI | Midcontinent Independent System Operator, Inc. (MISO) | 5.9 GWh | Oct 2010 | Dec 2024 | Landfill Gas |
Paxton Creek Cogeneration | Energy Center Paxton LLC | Harrisburg, PA | PJM Interconnection, LLC (PJM) | 693.0 MWh | Jul 1986 | Dec 2024 | Natural Gas : 74.8% Distillate Fuel Oil : 25.2% |
Harrisburg Facility | Harrisburg Authority | Harrisburg, PA | PJM Interconnection, LLC (PJM) | 105.1 GWh | Mar 2006 | May 2025 | Non-biogenic Municipal Solid Waste : 52.9% Biogenic Municipal Solid Waste : 43.3% Natural Gas : 3.9% |
Osceola Windpower II | Osceola Windpower II | Harris, IA | Midcontinent Independent System Operator, Inc. (MISO) | 205.5 GWh | Aug 2008 | May 2025 | Wind |
Osceola Windpower LLC | Osceola Windpower LLC | Harris, IA | Southwest Power Pool (SWPP) | 404.9 GWh | Jun 2008 | May 2025 | Wind |
Bay Tree | Cypress Creek Renewables | Harrells, NC | Duke Energy Progress East (CPLE) | 148.9 GWh | Oct 2021 | May 2025 | Solar |
Horseshoe Lake | Oklahoma Gas & Electric Co | Harrah, OK | Southwest Power Pool (SWPP) | 865.2 GWh | Mar 1958 | Dec 2023 | Natural Gas |
Harpster Wind | OEE XVII, LLC | Harpster, OH | PJM Interconnection, LLC (PJM) | 3.2 GWh | Dec 2015 | May 2025 | Wind |
Harmony Solar | Maine DG Solar Harmony, LLC | Harmony, ME | ISO New England (ISNE) | 8.9 GWh | Jul 2022 | Dec 2024 | Solar |
Judith Gap Wind Energy Center | Invenergy Services LLC | Harlowton, MT | NorthWestern Corporation (NWMT) | 421.9 GWh | Nov 2005 | May 2025 | Wind |
E. Porte Ct. | Power Depot Group A, LLC | Harlingen, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 233.0 MWh | Jul 2013 | Dec 2024 | Distillate Fuel Oil |
Vaquero | Power Depot Group A, LLC | Harlingen, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 270.0 MWh | Jul 2013 | Dec 2024 | Distillate Fuel Oil |
Dorchester Biomass | Dorchester Biomass LLC | Harleyville, SC | South Carolina Public Service Authority (SC) | 130.4 GWh | Oct 2013 | Dec 2024 | Wood/Wood Waste Solids |
Harlan | Harlan Municipal Utilities - (IA) | Harlan, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 MWh | Jun 2001 | Dec 2024 | Distillate Fuel Oil |
Harford Solar Farm | Laertes Solar LLC | Harford, NY | New York Independent System Operator (NYIS) | 2.8 GWh | Nov 2016 | Dec 2024 | Solar |
Perryman | Constellation Power Source Generation, LLC | Harford County, MD | PJM Interconnection, LLC (PJM) | 170.4 GWh | Dec 1971 | May 2025 | Natural Gas : 82.5% Distillate Fuel Oil : 17.5% |
Billings Road | Greenbacker Renewable Energy Corporation | Hardwick, VT | ISO New England (ISNE) | 2.3 GWh | Oct 2021 | Dec 2024 | Solar |
ER Center Road Solar, LLC | Greenbacker Renewable Energy Corporation | Hardwick, VT | ISO New England (ISNE) | 3.2 GWh | Apr 2022 | Dec 2024 | Solar |
Prairie Rose Wind Farm | Enel Green Power NA, Inc. | Hardwick, MN | Midcontinent Independent System Operator, Inc. (MISO) | 404.2 GWh | Nov 2012 | May 2025 | Wind |
Hardwick-Athol & Eagle Hill | SEC CRSD Solar One, LLC | Hardwick, MA | ISO New England (ISNE) | 2.6 GWh | Jun 2015 | Dec 2024 | Solar |
South Mills Solar, LLC | Adapture Renewables, Inc. | Hardin, MT | NorthWestern Corporation (NWMT) | 5.5 GWh | Mar 2017 | May 2025 | Solar |
Hardin Generator Project | Heorot Power Management | Hardin, MT | NorthWestern Corporation (NWMT) | 435.4 GWh | Feb 2006 | Dec 2023 | Subbituminous Coal : 99.0% Natural Gas : 1.0% |
Yellowtail | U S Bureau of Reclamation | Hardin, MT | Western Area Power Administration - Upper Great Plains West (WAUW) | 798.4 GWh | Jul 1966 | Dec 2024 | Water |
Jasper | Dominion Energy South Carolina, Inc | Hardeeville, SC | Dominion Energy South Carolina, Inc. (SCEG) | 4.8 TWh | Apr 2004 | Mar 2025 | Natural Gas |
Kaiser - Harbor City | Bloom Energy | Harbor City, CA | California Independent System Operator (CISO) | 17.9 GWh | Nov 2019 | Dec 2024 | Natural Gas |
Big Turtle Wind Farm 2 | DTE Electric Company | Harbor Beach, MI | Midcontinent Independent System Operator, Inc. (MISO) | 106.9 GWh | Sep 2016 | Dec 2024 | Wind |
Big Turtle Wind Farm, LLC | DTE Sustainable Generation | Harbor Beach, MI | Midcontinent Independent System Operator, Inc. (MISO) | 69.9 GWh | Nov 2014 | Dec 2024 | Wind |
Sigel Wind Park | DTE Electric Company | Harbor Beach, MI | Midcontinent Independent System Operator, Inc. (MISO) | 260.7 GWh | Nov 2012 | May 2025 | Wind |
Onyx - Allen Harim | Onyx Asset Services Group | Harbeson, DE | PJM Interconnection, LLC (PJM) | 1.8 GWh | Mar 2017 | Dec 2023 | Solar |
Astra Wind Farm | Astra Wind LLC | Happy, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 554.8 GWh | Apr 2017 | May 2025 | Wind |
South Forks Hydro | South Forks Joint Venture | Hansen, ID | Idaho Power Company (IPCO) | 26.0 GWh | Nov 1984 | Oct 2024 | Water |
Dartmouth College Heating Plant | Dartmouth College | Hanover, NH | ISO New England (ISNE) | 10.1 GWh | Dec 1969 | May 2025 | Residual Fuel Oil |
7448 Candlewood Road | Hartz Solar, LLC | Hanover, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Mar 2020 | Dec 2024 | Solar |
Oliver Wind IV | Oliver Wind IV, LLC | Hannover, ND | Southwest Power Pool (SWPP) | 392.3 GWh | Nov 2024 | May 2025 | Wind |
Long Ridge Energy Generation | Long Ridge Energy Generation LLC | Hannibal, OH | PJM Interconnection, LLC (PJM) | 3.7 TWh | Sep 2021 | Apr 2025 | Natural Gas |
Orioles Community Solar | Azimuth 180 Solar Electric, LLC | Hannacroix, NY | New York Independent System Operator (NYIS) | 7.6 GWh | Sep 2022 | Dec 2024 | Solar |
Ekola Flats | PacifiCorp | Hanna, WY | PacifiCorp East (PACE) | 753.5 GWh | Nov 2020 | May 2025 | Wind |
POET Biorefining-Hanlontown, LLC | POET Biorefining-Hanlontown, LLC | Hanlontown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 16.1 GWh | Dec 2018 | Dec 2023 | Natural Gas |
Still Water Power | Still Water Power LLC | Hanford, CA | California Independent System Operator (CISO) | 674.0 MWh | Apr 2020 | Dec 2024 | Other Biomass Gas |
Verwey-Hanford Dairy Digester #1 | AlsoEnergy | Hanford, CA | California Independent System Operator (CISO) | 901.6 MWh | Sep 2016 | Dec 2024 | Other Biomass Gas |
Hanford 1 and 2 | Arevon Energy, Inc. | Hanford, CA | California Independent System Operator (CISO) | 5.0 GWh | Jul 2014 | Dec 2024 | Solar |
Dover Dairy | Renewable Solar, Inc | Hanford, CA | California Independent System Operator (CISO) | 2.7 GWh | Apr 2022 | Dec 2023 | Solar |
Danell Bros Inc | Renewable Solar, Inc | Hanford, CA | California Independent System Operator (CISO) | 5.8 GWh | Aug 2021 | Dec 2023 | Solar |
Verwey-Hanford Dairy Digester #3 | Hanford Renewable Energy LLC | Hanford, CA | California Independent System Operator (CISO) | 5.4 GWh | Jun 2019 | Dec 2024 | Other Biomass Gas |
Verwey-Hanford Dairy Digester #2 | Hanford Renewable Energy LLC | Hanford, CA | California Independent System Operator (CISO) | 5.9 GWh | Jun 2019 | Dec 2024 | Other Biomass Gas |
Dixie Creek Dairy Solar | Bravo REC Management LLC | Hanford, CA | California Independent System Operator (CISO) | 3.0 GWh | Jun 2024 | Dec 2024 | Solar |
River Ranch Dairy | Renewable Solar, Inc | Hanford, CA | California Independent System Operator (CISO) | 6.9 GWh | May 2024 | Dec 2024 | Solar |
Lone Oak | Bravo REC Management LLC | Hanford, CA | California Independent System Operator (CISO) | 5.7 GWh | Feb 2023 | Dec 2024 | Solar |
Guernsey Solar Station | Pacific Gas & Electric Co. | Hanford, CA | California Independent System Operator (CISO) | 22.7 GWh | Jul 2013 | Dec 2024 | Solar |
Hanford Energy Park Peaker | MRP San Joaquin Energy LLC. | Hanford, CA | California Independent System Operator (CISO) | 7.2 GWh | Aug 2001 | May 2025 | Natural Gas |
London | Appalachian Power Co | Handley, WV | PJM Interconnection, LLC (PJM) | 72.9 GWh | Nov 1935 | Dec 2024 | Water |
PSEG Hope Creek Generating Station | PSEG Nuclear LLC | Hancocks Bridge, NJ | PJM Interconnection, LLC (PJM) | 10.5 TWh | Nov 1986 | May 2025 | Nuclear |
PSEG Salem Generating Station | PSEG Nuclear LLC | Hancocks Bridge, NJ | PJM Interconnection, LLC (PJM) | 17.1 TWh | May 1971 | May 2025 | Nuclear |
Nexamp Peak CSG | Nexamp Peak, LLC | Hancock, MA | ISO New England (ISNE) | 2.3 GWh | Nov 2015 | 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 I CSG | Syncarpha Hancock I, LLC | Hancock, MA | ISO New England (ISNE) | 3.1 GWh | Oct 2017 | Dec 2024 | Solar |
Bear One | Nautilus Solar Solutions | Hancock, MD | PJM Interconnection, LLC (PJM) | 3.5 GWh | Oct 2023 | Dec 2024 | Solar |
Pittman Solar One LLC | Nautilus Solar Solutions | Hancock, MD | PJM Interconnection, LLC (PJM) | 3.8 GWh | Nov 2020 | Dec 2024 | Solar |
Wainiha Hydro | BBCP Kauai Operating LLC | Hanalei, HI | 20.8 GWh | Dec 1905 | May 2025 | Water | |
Hana Substation | Maui Electric Co Ltd | Hana, HI | 210.0 MWh | Mar 2001 | Dec 2024 | Distillate Fuel Oil | |
1051 Lucky Solar, LLC | 1051 Lucky Solar, LLC | Hamptonville, NC | Duke Energy Carolinas (DUK) | 3.9 GWh | Apr 2021 | Dec 2024 | Solar |
Ashley Solar Farm | Ashley Solar Farm, LLC | Hamptonville, NC | Duke Energy Carolinas (DUK) | 7.2 GWh | Feb 2015 | Dec 2023 | Solar |
Waste Management Bethel LFGTE | WM Renewable Energy LLC | Hampton, VA | PJM Interconnection, LLC (PJM) | 36.5 GWh | Jan 2008 | Dec 2024 | Landfill Gas |
SCE&G Curie CSG | Cypress Creek Renewables | Hampton, SC | Dominion Energy South Carolina, Inc. (SCEG) | 3.2 GWh | Jan 2019 | Dec 2024 | Solar |
Hampton Solar 2 | Hampton Solar II, LLC | Hampton, SC | Dominion Energy South Carolina, Inc. (SCEG) | 40.4 GWh | Nov 2017 | May 2025 | Solar |
Hampton Solar I | Hampton Solar I, LLC | Hampton, SC | Dominion Energy South Carolina, Inc. (SCEG) | 12.4 GWh | Jul 2017 | Dec 2024 | Solar |
Carver Falls | Green Mountain Power Corp | Hampton, NY | ISO New England (ISNE) | 5.8 GWh | Jan 1922 | Dec 2024 | Water |
Hampton Facility | Foss Manufacturing Company LLC | Hampton, NH | ISO New England (ISNE) | 21.2 GWh | Sep 1978 | May 2025 | Natural Gas |
Franklin County Solar | MidAmerican Energy Co | Hampton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 11.7 GWh | Dec 2021 | Dec 2024 | Solar |
McHenry Solar | Ecos Energy LLC | Hampton, CT | ISO New England (ISNE) | 1.6 GWh | Sep 2021 | Dec 2024 | Solar |
Sydney Solar | Ecos Energy LLC | Hampton, CT | ISO New England (ISNE) | 2.9 GWh | May 2020 | Dec 2024 | Solar |
Dickinson Solar (CT) | Ecos Energy LLC | Hampton, CT | ISO New England (ISNE) | 2.9 GWh | May 2020 | Dec 2024 | Solar |
General Dynamics | Today's Power, Inc. | Hampton, AR | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | Oct 2020 | Dec 2024 | Solar |
Hampton MN GRE | SoCore Energy LLC | Hampton Township, MN | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | Sep 2018 | Dec 2024 | Solar |
Quarter Horse Solar | Quarter Horse Farm LLC | Hampstead, NC | Duke Energy Progress East (CPLE) | 9.5 GWh | Oct 2018 | Dec 2024 | Solar |
Bomber CSG | Hampstead Solar, LLC | Hampstead, MD | PJM Interconnection, LLC (PJM) | 9.2 GWh | Nov 2021 | Dec 2024 | Solar |
Hampden Solar PV | NSTAR Electric Company | Hampden, MA | ISO New England (ISNE) | 5.9 GWh | Oct 2019 | Dec 2024 | Solar |
Hampden | Altus Power America Management, LLC | Hampden, MA | ISO New England (ISNE) | 5.2 GWh | Jun 2015 | Dec 2024 | Solar |
Red Hills Wind Project LLC | Acciona Wind Energy USA LLC | Hammon, OK | Southwest Power Pool (SWPP) | 121.1 GWh | Nov 2008 | Dec 2024 | Wind |
Hamlin Solar 1, LLC | Nautilus Solar Solutions | Hamlin, NY | New York Independent System Operator (NYIS) | 9.3 GWh | Nov 2020 | Dec 2024 | Solar |
Hamlin 1 | Helios Energy New York 2 LLC | Hamlin, NY | New York Independent System Operator (NYIS) | 7.1 GWh | Nov 2021 | Dec 2024 | Solar |
Sellers Farm Solar | Strata Manager, LLC | Hamlet, NC | Duke Energy Progress East (CPLE) | 9.9 GWh | Apr 2022 | Dec 2024 | Solar |
Summary of Power Plants By State
Figures are based on May 2025 generation numbers.State | Rank | Active Plants | May 2025 Generation |
---|---|---|---|
Alabama | # 7 | 75 | 11,300.49 GWh |
Alaska | # 48 | 142 | 475.90 GWh |
Arizona | # 11 | 176 | 9,204.37 GWh |
Arkansas | # 25 | 99 | 5,005.01 GWh |
California | # 4 | 1,667 | 17,300.59 GWh |
Colorado | # 28 | 290 | 4,508.30 GWh |
Connecticut | # 38 | 162 | 2,580.83 GWh |
Delaware | # 50 | 32 | 189.30 GWh |
District of Columbia | # 51 | 16 | 14.93 GWh |
Florida | # 2 | 317 | 24,888.07 GWh |
Georgia | # 6 | 248 | 11,990.59 GWh |
Hawaii | # 47 | 68 | 737.15 GWh |
Idaho | # 42 | 145 | 1,633.17 GWh |
Illinois | # 5 | 358 | 14,860.85 GWh |
Indiana | # 17 | 210 | 7,386.37 GWh |
Iowa | # 22 | 294 | 5,142.65 GWh |
Kansas | # 24 | 181 | 5,016.68 GWh |
Kentucky | # 21 | 58 | 5,314.31 GWh |
Louisiana | # 14 | 83 | 8,104.32 GWh |
Maine | # 45 | 208 | 1,219.14 GWh |
Maryland | # 33 | 198 | 3,211.24 GWh |
Massachusetts | # 43 | 624 | 1,590.93 GWh |
Michigan | # 12 | 269 | 9,081.28 GWh |
Minnesota | # 29 | 765 | 4,142.68 GWh |
Mississippi | # 20 | 56 | 5,397.23 GWh |
Missouri | # 23 | 121 | 5,122.89 GWh |
State | Rank | Active Plants | May 2025 Generation |
---|---|---|---|
Montana | # 40 | 70 | 1,958.99 GWh |
Nebraska | # 37 | 127 | 2,880.69 GWh |
Nevada | # 30 | 110 | 4,010.09 GWh |
New Hampshire | # 44 | 56 | 1,548.73 GWh |
New Jersey | # 31 | 385 | 3,877.07 GWh |
New Mexico | # 32 | 139 | 3,225.41 GWh |
New York | # 10 | 929 | 10,057.90 GWh |
North Carolina | # 9 | 909 | 10,631.50 GWh |
North Dakota | # 35 | 57 | 3,062.36 GWh |
Ohio | # 8 | 197 | 11,259.64 GWh |
Oklahoma | # 18 | 139 | 6,659.06 GWh |
Oregon | # 27 | 272 | 4,712.75 GWh |
Pennsylvania | # 3 | 255 | 19,165.18 GWh |
Rhode Island | # 46 | 97 | 795.05 GWh |
South Carolina | # 13 | 200 | 8,379.29 GWh |
South Dakota | # 41 | 52 | 1,667.11 GWh |
Tennessee | # 19 | 86 | 5,858.87 GWh |
Texas | # 1 | 890 | 49,337.47 GWh |
Utah | # 39 | 122 | 2,500.89 GWh |
Vermont | # 49 | 117 | 233.21 GWh |
Virginia | # 16 | 233 | 7,447.37 GWh |
Washington | # 15 | 134 | 7,969.22 GWh |
West Virginia | # 34 | 39 | 3,129.59 GWh |
Wisconsin | # 26 | 244 | 4,882.66 GWh |
Wyoming | # 36 | 73 | 3,035.08 GWh |