Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| South Mills Solar, LLC | Adapture Renewables, Inc. | Hardin, MT | NorthWestern Corporation (NWMT) | 5.0 GWh | Mar 2017 | May 2026 | Solar |
| Yellowtail | U S Bureau of Reclamation | Hardin, MT | Western Area Power Administration - Upper Great Plains West (WAUW) | 566.2 GWh | Jul 1966 | Dec 2025 | Water |
| Hardin Generator Project | Heorot Power Management | Hardin, MT | NorthWestern Corporation (NWMT) | 366.5 GWh | Feb 2006 | Aug 2025 | Subbituminous Coal : 99.4% Natural Gas : 0.6% |
| Jasper | Dominion Energy South Carolina, Inc | Hardeeville, SC | Dominion Energy South Carolina, Inc. (SCEG) | 4.2 TWh | Apr 2004 | May 2026 | Natural Gas : 99.9% |
| Kaiser - Harbor City | Bloom Energy | Harbor City, CA | California Independent System Operator (CISO) | 16.6 GWh | Nov 2019 | Dec 2025 | Natural Gas |
| Big Turtle Wind Farm 2 | DTE Electric Company | Harbor Beach, MI | Midcontinent Independent System Operator, Inc. (MISO) | 103.8 GWh | Sep 2016 | Dec 2025 | Wind |
| Sigel Wind Park | DTE Electric Company | Harbor Beach, MI | Midcontinent Independent System Operator, Inc. (MISO) | 246.1 GWh | Nov 2012 | May 2026 | Wind |
| Big Turtle Wind Farm, LLC | DTE Sustainable Generation | Harbor Beach, MI | Midcontinent Independent System Operator, Inc. (MISO) | 75.6 GWh | Nov 2014 | Dec 2025 | Wind |
| Onyx - Allen Harim | Onyx Asset Services Group | Harbeson, DE | PJM Interconnection, LLC (PJM) | 1.9 GWh | Mar 2017 | Dec 2024 | Solar |
| Astra Wind Farm | Astra Wind LLC | Happy, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 529.4 GWh | Apr 2017 | May 2026 | Wind |
| South Forks Hydro | South Forks Joint Venture | Hansen, ID | Idaho Power Company (IPCO) | 26.3 GWh | Nov 1984 | Oct 2025 | Water |
| Angell Road | Bullrock-NxtGenREA | Hanover, NY | New York Independent System Operator (NYIS) | 4.1 GWh | Aug 2024 | Dec 2025 | Solar |
| Hanover Road | Bullrock-NxtGenREA | Hanover, NY | New York Independent System Operator (NYIS) | 3.5 GWh | Oct 2024 | Dec 2025 | Solar |
| Dartmouth College Heating Plant | Dartmouth College | Hanover, NH | ISO New England (ISNE) | 10.6 GWh | Dec 1969 | May 2026 | Residual Fuel Oil |
| Airport Commons 7-slbal210 | Prologis Logistics Services Incorporated | Hanover, MD | PJM Interconnection, LLC (PJM) | 443.0 MWh | Sep 2025 | Dec 2025 | Solar |
| 7448 Candlewood Road | Hartz Solar, LLC | Hanover, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Mar 2020 | Dec 2025 | Solar |
| Oliver Wind IV | Oliver Wind IV, LLC | Hannover, ND | Southwest Power Pool (SWPP) | 805.9 GWh | Nov 2024 | May 2026 | Wind |
| Long Ridge Energy Generation | Long Ridge Energy Generation LLC | Hannibal, OH | PJM Interconnection, LLC (PJM) | 3.5 TWh | Sep 2021 | May 2026 | Natural Gas |
| Orioles Community Solar | Azimuth 180 Solar Electric, LLC | Hannacroix, NY | New York Independent System Operator (NYIS) | 7.2 GWh | Sep 2022 | Dec 2025 | Solar |
| Seven Mile Hill | PacifiCorp | Hanna, WY | PacifiCorp East (PACE) | 458.3 GWh | Nov 2008 | Dec 2025 | Wind |
| POET Biorefining-Hanlontown, LLC | POET Biorefining-Hanlontown, LLC | Hanlontown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 13.4 GWh | Dec 2018 | Dec 2025 | Natural Gas |
| Still Water Power | Still Water Power LLC | Hanford, CA | California Independent System Operator (CISO) | 1.5 GWh | Apr 2020 | Dec 2025 | Other Biomass Gas |
| Lakeside Pipeline | Maas Energy Works | Hanford, CA | California Independent System Operator (CISO) | 8.3 GWh | Jun 2023 | Dec 2025 | Solar |
| River Ranch Dairy | Renewable Solar, Inc | Hanford, CA | California Independent System Operator (CISO) | 995.0 MWh | May 2024 | Dec 2025 | Solar |
| Dixie Creek Dairy Solar | Bravo REC Management LLC | Hanford, CA | California Independent System Operator (CISO) | 5.8 GWh | Jun 2024 | Dec 2025 | Solar |
| Lone Oak | Bravo REC Management LLC | Hanford, CA | California Independent System Operator (CISO) | 6.0 GWh | Feb 2023 | Dec 2025 | Solar |
| Canal Energy S23, LLC | Canal Energy S23, LLC | Hanford, CA | California Independent System Operator (CISO) | 10.0 GWh | Nov 2021 | Dec 2025 | Solar |
| Danell Bros Inc | Renewable Solar, Inc | Hanford, CA | California Independent System Operator (CISO) | 5.6 GWh | Aug 2021 | Dec 2025 | Solar |
| Dover Dairy | Renewable Solar, Inc | Hanford, CA | California Independent System Operator (CISO) | 2.1 GWh | Apr 2022 | Dec 2025 | Solar |
| Hanford Energy Park Peaker | MRP San Joaquin Energy LLC. | Hanford, CA | California Independent System Operator (CISO) | 2.5 GWh | Aug 2001 | Apr 2026 | Natural Gas |
| Hanford 1 and 2 | Arevon Energy, Inc. | Hanford, CA | California Independent System Operator (CISO) | 5.2 GWh | Jul 2014 | Dec 2025 | Solar |
| Verwey-Hanford Dairy Digester #1 | AlsoEnergy | Hanford, CA | California Independent System Operator (CISO) | 3.4 GWh | Sep 2016 | Dec 2025 | Other Biomass Gas |
| Verwey-Hanford Dairy Digester #2 | Hanford Renewable Energy LLC | Hanford, CA | California Independent System Operator (CISO) | 6.0 GWh | Jun 2019 | Dec 2025 | Other Biomass Gas |
| Verwey-Hanford Dairy Digester #3 | Hanford Renewable Energy LLC | Hanford, CA | California Independent System Operator (CISO) | 5.6 GWh | Jun 2019 | Dec 2025 | Other Biomass Gas |
| Guernsey Solar Station | Pacific Gas & Electric Co. | Hanford, CA | California Independent System Operator (CISO) | 21.5 GWh | Jul 2013 | Dec 2025 | Solar |
| London | Appalachian Power Co | Handley, WV | PJM Interconnection, LLC (PJM) | 64.1 GWh | Nov 1935 | Dec 2025 | Water |
| PSEG Hope Creek Generating Station | PSEG Nuclear LLC | Hancocks Bridge, NJ | PJM Interconnection, LLC (PJM) | 8.8 TWh | Nov 1986 | May 2026 | Nuclear |
| PSEG Salem Generating Station | PSEG Nuclear LLC | Hancocks Bridge, NJ | PJM Interconnection, LLC (PJM) | 19.3 TWh | May 1971 | May 2026 | Nuclear |
| Syncarpha Hancock I CSG | Syncarpha Hancock I, LLC | Hancock, MA | ISO New England (ISNE) | 2.7 GWh | Oct 2017 | Dec 2025 | Solar |
| Syncarpha Hancock II CSG | Syncarpha Hancock II, LLC | Hancock, MA | ISO New England (ISNE) | 2.8 GWh | Oct 2017 | Dec 2025 | Solar |
| Jiminy Peak Wind QF | Jiminy Peak Mountain Resort, LLC | Hancock, MA | ISO New England (ISNE) | 2.0 MWh | Jul 2007 | Apr 2025 | Wind |
| Nexamp Peak CSG | Nexamp Peak, LLC | Hancock, MA | ISO New England (ISNE) | 2.1 GWh | Nov 2015 | Dec 2025 | Solar |
| Pittman Solar One LLC | Nautilus Solar Solutions | Hancock, MD | PJM Interconnection, LLC (PJM) | 3.7 GWh | Nov 2020 | Dec 2025 | Solar |
| Bear One | Nautilus Solar Solutions | Hancock, MD | PJM Interconnection, LLC (PJM) | 3.9 GWh | Oct 2023 | Dec 2025 | Solar |
| Wainiha Hydro | BBCP Kauai Operating LLC | Hanalei, HI | 18.8 GWh | Dec 1905 | May 2026 | Water | |
| Hana Substation | Maui Electric Co Ltd | Hana, HI | 84.0 MWh | Mar 2001 | Dec 2025 | Distillate Fuel Oil | |
| Ashley Solar Farm | Ashley Solar Farm, LLC | Hamptonville, NC | Duke Energy Carolinas (DUK) | 6.7 GWh | Feb 2015 | Dec 2025 | Solar |
| 1051 Lucky Solar, LLC | 1051 Lucky Solar, LLC | Hamptonville, NC | Duke Energy Carolinas (DUK) | 4.1 GWh | Apr 2021 | Dec 2025 | Solar |
| Waste Management Bethel LFGTE | WM Renewable Energy LLC | Hampton, VA | PJM Interconnection, LLC (PJM) | 37.3 GWh | Jan 2008 | Dec 2025 | Landfill Gas |
| Hampton Solar I | SunStrong Management | Hampton, SC | Dominion Energy South Carolina, Inc. (SCEG) | 13.5 GWh | Jul 2017 | Dec 2025 | Solar |
| Hampton Solar 2 | Hampton Solar II, LLC | Hampton, SC | Dominion Energy South Carolina, Inc. (SCEG) | 40.2 GWh | Nov 2017 | May 2026 | Solar |
| SCE&G Curie CSG | Cypress Creek Renewables | Hampton, SC | Dominion Energy South Carolina, Inc. (SCEG) | 3.4 GWh | Jan 2019 | Dec 2025 | Solar |
| Carver Falls | Green Mountain Power Corp | Hampton, NY | ISO New England (ISNE) | 4.1 GWh | Jan 1922 | Dec 2025 | Water |
| Hampton Facility | Foss Manufacturing Company LLC | Hampton, NH | ISO New England (ISNE) | 28.2 GWh | Sep 1978 | May 2026 | Natural Gas |
| Franklin County Solar | MidAmerican Energy Co | Hampton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 13.2 GWh | Dec 2021 | Dec 2025 | Solar |
| McHenry Solar | Ecos Energy LLC | Hampton, CT | ISO New England (ISNE) | 1.6 GWh | Sep 2021 | Dec 2025 | Solar |
| Sydney Solar | Ecos Energy LLC | Hampton, CT | ISO New England (ISNE) | 3.0 GWh | May 2020 | Dec 2025 | Solar |
| Dickinson Solar (CT) | Ecos Energy LLC | Hampton, CT | ISO New England (ISNE) | 1.5 GWh | May 2020 | Dec 2025 | Solar |
| General Dynamics | Today's Power, Inc. | Hampton, AR | Midcontinent Independent System Operator, Inc. (MISO) | 3.5 GWh | Oct 2020 | Dec 2025 | Solar |
| Hampton MN GRE | SoCore Energy LLC | Hampton Township, MN | Midcontinent Independent System Operator, Inc. (MISO) | 3.5 GWh | Sep 2018 | Sep 2025 | Solar |
| Quarter Horse Solar | SunStrong Management | Hampstead, NC | Duke Energy Progress East (CPLE) | 9.4 GWh | Oct 2018 | Dec 2025 | Solar |
| Bomber CSG | Hampstead Solar, LLC | Hampstead, MD | PJM Interconnection, LLC (PJM) | 9.6 GWh | Nov 2021 | Dec 2025 | Solar |
| Hampden Landfill Solar LLC | Hampden Landfill Solar LLC | Hampden, MA | ISO New England (ISNE) | 1.8 GWh | Nov 2024 | Dec 2025 | Solar |
| Hampden Solar PV | NSTAR Electric Company | Hampden, MA | ISO New England (ISNE) | 5.8 GWh | Oct 2019 | Dec 2025 | Solar |
| Hampden | Altus Power America Management, LLC | Hampden, MA | ISO New England (ISNE) | 4.9 GWh | Jun 2015 | Dec 2025 | Solar |
| BWC Jimmie Pond | Navisun LLC | Hampden, ME | ISO New England (ISNE) | 3.3 GWh | Nov 2024 | Dec 2025 | Solar |
| Bright Future | OneEnergy, Inc. | Hammond, WI | Midcontinent Independent System Operator, Inc. (MISO) | 361.0 MWh | Sep 2025 | Dec 2025 | Solar |
| Red Hills Wind Project LLC | Acciona Wind Energy USA LLC | Hammon, OK | Southwest Power Pool (SWPP) | 190.2 GWh | Nov 2008 | Dec 2025 | Wind |
| Hamlin 1 | Helios Energy New York 2 LLC | Hamlin, NY | New York Independent System Operator (NYIS) | 6.1 GWh | Nov 2021 | Dec 2025 | Solar |
| Hamlin Solar 1, LLC | Nautilus Solar Solutions | Hamlin, NY | New York Independent System Operator (NYIS) | 9.3 GWh | Nov 2020 | Dec 2025 | Solar |
| Arba Solar Energy Storage | North Carolina El Member Corp | Hamlet, NC | Duke Energy Progress East (CPLE) | 7.1 GWh | Feb 2023 | Dec 2025 | Solar |
| Hamlet Solar Energy Storage | North Carolina El Member Corp | Hamlet, NC | Duke Energy Progress East (CPLE) | 867.0 MWh | Feb 2023 | Dec 2025 | Solar |
| Polk Farm | Strata Manager, LLC | Hamlet, NC | Duke Energy Progress East (CPLE) | 11.0 GWh | Feb 2022 | Dec 2025 | Solar |
| Sherwood H Smith Jr Energy Complex | Duke Energy Progress - (NC) | Hamlet, NC | Duke Energy Progress East (CPLE) | 9.9 TWh | Apr 2001 | May 2026 | Natural Gas |
| Hamlet Generating Facility | North Carolina El Member Corp | Hamlet, NC | Duke Energy Progress East (CPLE) | 144.9 GWh | Nov 2007 | Dec 2024 | Natural Gas : 98.2% Distillate Fuel Oil : 1.8% |
| Sellers Farm Solar | Strata Manager, LLC | Hamlet, NC | Duke Energy Progress East (CPLE) | 10.8 GWh | Apr 2022 | Dec 2025 | Solar |
| ESA Hamlet NC , LLC | SunStrong Management | Hamlet, NC | Duke Energy Progress East (CPLE) | 5.9 GWh | May 2020 | Dec 2025 | Solar |
| Hamilton (OH) | City of Hamilton - (OH) | Hamilton, OH | PJM Interconnection, LLC (PJM) | 1.2 GWh | Feb 1954 | Dec 2025 | Natural Gas |
| Hamilton Hydro | City of Hamilton - (OH) | HAMILTON, OH | PJM Interconnection, LLC (PJM) | 8.8 GWh | Apr 1994 | Dec 2025 | Water |
| Hamilton Peaking | American Mun Power-Ohio, Inc | Hamilton, OH | PJM Interconnection, LLC (PJM) | 1.5 GWh | May 2000 | Dec 2025 | Natural Gas |
| Yardville Solar Farm | Public Service Elec & Gas Co | Hamilton, NJ | PJM Interconnection, LLC (PJM) | 5.3 GWh | Nov 2010 | Dec 2025 | Solar |
| Hamilton | Madison Energy Investments LLC | Hamilton, NJ | PJM Interconnection, LLC (PJM) | 1.4 GWh | Mar 2023 | Dec 2025 | Solar |
| Hamilton Solar-Crosswicks | Altus Power America Management, LLC | Hamilton, NJ | PJM Interconnection, LLC (PJM) | 7.9 GWh | Nov 2011 | Dec 2025 | Solar |
| Adelite Solar, LLC | Birch Creek Development | Hamilton, MO | Midcontinent Independent System Operator, Inc. (MISO) | 13.6 GWh | - | May 2026 | Solar |
| Grizzly Ridge Solar | Grizzly Ridge Solar LLC | Hamilton County, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 126.1 GWh | Sep 2023 | Nov 2025 | Solar |
| Nestlewood Solar | Nestlewood Solar | Hamersville, OH | PJM Interconnection, LLC (PJM) | 160.9 GWh | Nov 2023 | May 2026 | Solar |
| USS Martha Solar (CSG) | United States Solar Corporation | Hamburg, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Dec 2023 | Dec 2025 | Solar |
| Ashley-Chicot Solar | Today's Power, Inc. | Hamburg, AR | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Jul 2018 | Dec 2025 | Solar |
| Halstad | City of Halstad - (MN) | Halstad, MN | Midcontinent Independent System Operator, Inc. (MISO) | 34.0 MWh | Aug 2007 | Dec 2025 | Distillate Fuel Oil |
| Sheldon | Nebraska Public Power District | Hallam, NE | Southwest Power Pool (SWPP) | 670.5 GWh | Dec 1960 | May 2026 | Subbituminous Coal : 99.8% |
| Hallam | Nebraska Public Power District | Hallam, NE | Southwest Power Pool (SWPP) | 547.0 MWh | May 1973 | Dec 2025 | Distillate Fuel Oil : 84.6% Natural Gas : 15.4% |
| Halifax (VA) | Banister Hydro LP | Halifax, VA | PJM Interconnection, LLC (PJM) | 811.0 MWh | Dec 1914 | Dec 2025 | Water |
| Watlington Solar | RWE Clean Energy | Halifax, VA | PJM Interconnection, LLC (PJM) | 43.6 GWh | Feb 2023 | Dec 2025 | Solar |
| Cork Oak Solar | Cork Oak Solar, LLC | Halifax, NC | PJM Interconnection, LLC (PJM) | 38.2 GWh | Nov 2017 | Dec 2025 | Solar |
| Sunflower Solar | Sunflower Solar, LLC | Halifax, NC | PJM Interconnection, LLC (PJM) | 31.3 GWh | Nov 2017 | Dec 2025 | Solar |
| Carl Friedrich Gauss Solar | Heelstone Energy Holdings, LLC | Halifax, NC | PJM Interconnection, LLC (PJM) | 4.0 GWh | Sep 2018 | Dec 2025 | Solar |
| HXNAir Solar One | HXNAir Solar One LLC | Halifax, NC | PJM Interconnection, LLC (PJM) | 3.7 GWh | Nov 2017 | Dec 2025 | Solar |
| Syncarpha Halifax Hybrid CSG | Syncarpha Halifax, LLC | Halifax, MA | ISO New England (ISNE) | 2.8 GWh | Nov 2020 | Dec 2025 | Solar |
| Halifax Solar | NuGen Capital Management | Halifax, MA | ISO New England (ISNE) | 3.9 GWh | Jul 2015 | Dec 2025 | Solar |
| NY - CSG - Ellsworth II | Nautilus Solar Solutions | Halfmoon, NY | New York Independent System Operator (NYIS) | 3.5 GWh | Aug 2019 | 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 |