Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Carl Friedrich Gauss Solar | Heelstone Energy Holdings, LLC | Halifax, NC | PJM Interconnection, LLC (PJM) | 4.0 GWh | Sep 2018 | Dec 2025 | Solar |
| Red Oak Solar Farm, LLC | Heelstone Energy Holdings, LLC | Nashville, NC | Duke Energy Carolinas (DUK) | 8.7 GWh | Nov 2016 | Dec 2025 | Solar |
| OR Solar 3, LLC | Heelstone Energy Holdings, LLC | Malin, OR | PacifiCorp West (PACW) | 15.4 GWh | Nov 2017 | Dec 2025 | Solar |
| County Home Solar Center, LLC | Heelstone Energy Holdings, LLC | Shelby, NC | Duke Energy Carolinas (DUK) | 3.2 GWh | Aug 2016 | Dec 2025 | Solar |
| NLP Granger | Heelstone Energy Holdings, LLC | Valley Center, CA | California Independent System Operator (CISO) | 4.5 GWh | Aug 2016 | Dec 2025 | Solar |
| Freemont Solar Center LLC | Heelstone Energy Holdings, LLC | Stanley, NC | Duke Energy Carolinas (DUK) | 8.3 GWh | Nov 2016 | Dec 2025 | Solar |
| Valley Center | Heelstone Energy Holdings, LLC | Valley Center, CA | California Independent System Operator (CISO) | 4.3 GWh | Nov 2016 | Dec 2025 | Solar |
| Mariposa Solar Center LLC | Heelstone Energy Holdings, LLC | Stanley, NC | Duke Energy Carolinas (DUK) | 8.5 GWh | Aug 2016 | Dec 2025 | Solar |
| Sedberry Farm | Heelstone Energy Holdings, LLC | Carthage, NC | Duke Energy Progress East (CPLE) | 8.5 GWh | Nov 2016 | Dec 2025 | Solar |
| Sonne Two | Heelstone Energy Holdings, LLC | Newton, NC | Duke Energy Carolinas (DUK) | 8.0 GWh | Nov 2016 | Dec 2025 | Solar |
| Schell Solar Farm | Heelstone Energy Holdings, LLC | Garysburg, NC | PJM Interconnection, LLC (PJM) | 8.1 GWh | Nov 2016 | Dec 2025 | Solar |
| Monroe Moore Farm | Heelstone Energy Holdings, LLC | Monroe, NC | Duke Energy Carolinas (DUK) | 8.3 GWh | Nov 2016 | Dec 2025 | Solar |
| Tiburon Holdings | Heelstone Energy Holdings, LLC | Advance, NC | Duke Energy Carolinas (DUK) | 9.0 GWh | Nov 2016 | Dec 2025 | Solar |
| Heimlich Solar | Heimlich Solar Partners LLC | Greenwood, DE | PJM Interconnection, LLC (PJM) | 9.2 GWh | May 2024 | Dec 2024 | Solar |
| Heirloom Solar | Heirloom Solar (Ratts 1 Phase 2 Solar, LLC) | Petersburg, IN | Midcontinent Independent System Operator, Inc. (MISO) | 64.5 GWh | Sep 2025 | May 2026 | Solar |
| Helena Wind | Helena Wind, LLC | Pawnee, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 769.3 GWh | May 2022 | May 2026 | Wind |
| Heliocentric | Heliocentric LLC | Palmdale, CA | California Independent System Operator (CISO) | 2.1 GWh | Feb 2012 | Dec 2025 | Solar |
| Guilderland Solar | Helios Energy New York 13 LLC | Altamont, NY | New York Independent System Operator (NYIS) | 4.6 GWh | Nov 2023 | Dec 2025 | Solar |
| Geneseo Solar | Helios Energy New York 15 LLC | Geneseo, NY | New York Independent System Operator (NYIS) | 6.1 GWh | Nov 2021 | Dec 2025 | Solar |
| Hamlin 1 | Helios Energy New York 2 LLC | Hamlin, NY | New York Independent System Operator (NYIS) | 6.1 GWh | Nov 2021 | Dec 2025 | Solar |
| Sweden 1 | Helios Energy New York 3 LLC | Sweden, NY | New York Independent System Operator (NYIS) | 7.0 GWh | Aug 2021 | Dec 2025 | Solar |
| Acton Solar Landfill | Heliovaas LLC | Acton, MA | ISO New England (ISNE) | 475.0 MWh | Nov 2013 | Dec 2025 | Solar |
| Sudbury Landfill | Heliovaas LLC | Sudbury, MA | ISO New England (ISNE) | 1.3 GWh | Nov 2013 | Dec 2025 | Solar |
| Lowell Solar Landfill | Heliovaas LLC | Lowell, MA | ISO New England (ISNE) | 1.2 GWh | Nov 2013 | Dec 2025 | Solar |
| Ironwood LLC | Helix Ironwood LLC | Lebanon, PA | PJM Interconnection, LLC (PJM) | 4.1 TWh | Nov 2001 | May 2026 | Natural Gas |
| Kibby Wind Facility | Helix Maine Wind Development, LLC | Chain of Ponds, ME | ISO New England (ISNE) | 242.1 GWh | Sep 2009 | May 2026 | Wind |
| Hemings Solar | Hemings Solar Partners LLC | Warsaw, VA | PJM Interconnection, LLC (PJM) | 10.0 GWh | Aug 2023 | Dec 2025 | Solar |
| Hemlock Solar | Hemlock Solar LLC | Garysburg, NC | PJM Interconnection, LLC (PJM) | 9.4 GWh | Feb 2017 | Dec 2025 | Solar |
| Hendershot Solar, LLC | Hendershot Solar, LLC | Tecumseh, MI | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 GWh | Dec 2020 | Dec 2025 | Solar |
| Hendricks Regional Health | Hendricks Regional Health | Danville, IN | Midcontinent Independent System Operator, Inc. (MISO) | 19.0 MWh | Aug 1992 | May 2026 | Distillate Fuel Oil |
| Henkel U.S. Operations Corporation | Henkel U.S. Operations Corporation | Geneva, NY | New York Independent System Operator (NYIS) | 1.6 GWh | Dec 2011 | May 2026 | Wind |
| Henry Gibson Solar | Henry Gibson Solar, LLC | Gibson, NC | Duke Energy Carolinas (DUK) | 9.3 GWh | Oct 2024 | Dec 2025 | Solar |
| Henry Miller RD | Henry Miller Reclamation District | Dos Palos, CA | California Independent System Operator (CISO) | 3.0 GWh | Sep 2018 | Dec 2025 | Solar |
| 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% |
| TCLP Solar Phase 1 | Heritage Sustainable Energy. LLC | Traverse City, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.3 GWh | Sep 2017 | Dec 2025 | Solar |
| M72 West Solar | Heritage Sustainable Energy. LLC | Traverse City, MI | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Nov 2019 | Dec 2025 | Solar |
| Green Lake Solar | Heritage Sustainable Energy. LLC | Interlochen, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.3 GWh | Sep 2018 | Dec 2025 | Solar |
| Pickford Solar | Heritage Sustainable Energy. LLC | Pickford, MI | Midcontinent Independent System Operator, Inc. (MISO) | 9.4 GWh | Jan 2021 | Dec 2025 | Solar |
| Hermiston Generating Plant | Hermiston Generating Co LP | Hermiston, OR | PacifiCorp West (PACW) | 3.0 TWh | May 1996 | May 2026 | Natural Gas |
| Hermiston Power Partnership | Hermiston Power Partnership | Hermiston, OR | Gridforce Energy Management, LLC (GRID) | 3.5 TWh | Jul 2002 | May 2026 | Natural Gas |
| Hernando | Hernando Energy | Brooksville, FL | Seminole Electric Cooperative (SEC) | 4.7 GWh | Jan 2010 | Dec 2024 | Landfill Gas |
| Herrema Dairy | Herrema Dairy, LLC | Fair Oaks, IN | Midcontinent Independent System Operator, Inc. (MISO) | 6.6 GWh | Mar 2022 | Jan 2025 | Natural Gas |
| Herrington Solar | Herrington Solar, LLC | Schaghtiicoke, NY | New York Independent System Operator (NYIS) | 8.3 GWh | Aug 2021 | Dec 2025 | Solar |
| CES Heuvelton | Heuvelton Solar, LLC | Ogdensburg, NY | New York Independent System Operator (NYIS) | 6.5 GWh | Aug 2024 | Dec 2025 | Solar |
| Heyer CSG | Heyer CSG LLC | Morristown, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | May 2018 | Dec 2024 | Solar |
| HF Sinclair Puget Sound Refining | HF Sinclair Corporation | Anacortes, WA | Puget Sound Energy, Inc. (PSEI) | 896.6 GWh | Aug 1991 | May 2026 | Natural Gas : 74.1% Other Gas : 25.9% |
| Sinclair Oil Refinery | HF Sinclair Parco Refining LLC | Sinclair, WY | PacifiCorp East (PACE) | 5.9 GWh | Dec 1924 | May 2026 | Natural Gas |
| HGS Solar I | HGS solar I, LLC | Whitehall, NY | New York Independent System Operator (NYIS) | 3.0 GWh | Aug 2016 | Dec 2025 | Solar |
| Hibbing | Hibbing Public Utilities Comm | Hibbing, MN | Midcontinent Independent System Operator, Inc. (MISO) | 39.8 GWh | Mar 1965 | Dec 2025 | Natural Gas : 52.2% Wood/Wood Waste Solids : 46.4% Bituminous Coal : 1.4% |
| Hickory Run Energy Station | Hickory Run Energy, LLC | New Castle, PA | PJM Interconnection, LLC (PJM) | 6.8 TWh | Apr 2020 | May 2026 | Natural Gas |
| Hickory Solar | Hickory Solar LLC | Jerseyville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 254.8 GWh | Aug 2024 | May 2026 | Solar |
| Hickson Solar, LLC | Hickson Solar, LLC | Wallace, SC | Duke Energy Progress East (CPLE) | 4.3 GWh | Nov 2022 | Dec 2025 | Solar |
| Hidalgo Wind Farm II | Hidalgo Wind Farm II LLC | Edinburg, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 149.9 GWh | Jan 2020 | May 2026 | Wind |
| Hidalgo Wind Farm LLC | Hidalgo Wind Farm LLC | McCook, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 782.0 GWh | Nov 2016 | May 2026 | Wind |
| Hidden Hollow Energy | Hidden Hollow Energy LLC | Boise, ID | Idaho Power Company (IPCO) | 2.8 GWh | Dec 2006 | Dec 2025 | Landfill Gas |
| Eden Hidden Meadows | Hidden Meadows Solar, LLC | Fort Meadow, NY | New York Independent System Operator (NYIS) | 7.8 GWh | Feb 2024 | Dec 2025 | Solar |
| Hidden View Dairy, LLC | Hidden View Dairy, LLC | Rensselaer, IN | Midcontinent Independent System Operator, Inc. (MISO) | 6.4 GWh | Jan 2007 | Dec 2025 | Natural Gas |
| High Banks Wind | High Banks Wind, LLC | Belleville, KS | Southwest Power Pool (SWPP) | 2.5 TWh | Nov 2023 | May 2026 | Wind |
| High Lonesome Mesa LLC | High Lonesome Mesa, LLC | Willard, NM | Public Service Company of New Mexico (PNM) | 313.4 GWh | Jun 2009 | Dec 2025 | Wind |
| High Lonesome Wind Power, LLC Hybrid | High Lonesome Wind Power, LLC | Rankin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.5 TWh | Jun 2021 | May 2026 | Wind |
| High Mesa | High Mesa Energy, LLC | King Hill, ID | Idaho Power Company (IPCO) | 68.4 GWh | Nov 2012 | May 2026 | Wind |
| Prairie Star Wind Farm | High Prairie Wind Farm II LLC | Grand Meadow, MN | Midcontinent Independent System Operator, Inc. (MISO) | 303.3 GWh | Nov 2007 | Dec 2025 | Wind |
| High River Energy Center, LLC | High River Energy Center, LLC | Florida, NY | New York Independent System Operator (NYIS) | 148.7 GWh | Jul 2024 | May 2026 | Solar |
| High Trail Wind Farm LLC | High Trail Wind Farm LLC | Ellsworth, IL | PJM Interconnection, LLC (PJM) | 542.2 GWh | Feb 2007 | May 2026 | Wind |
| Riverview Solar | Highline Services, LLC | Sterling, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 3.4 GWh | Oct 2019 | Dec 2025 | Solar |
| Hill Solar 1 | Hill Solar 1, LLC | Itasca, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 561.1 GWh | - | May 2026 | Solar |
| Hill Top Energy Center, LLC | Hill Top Energy Center, LLC | Carmichaels, PA | PJM Interconnection, LLC (PJM) | 4.2 TWh | Jun 2021 | May 2026 | Natural Gas |
| Hillcrest Solar | Hillcrest Solar I, LLC | Mt. Orab, OH | PJM Interconnection, LLC (PJM) | 367.5 GWh | Jun 2021 | May 2026 | Solar |
| Hillsborough County Resource Recovery | Hillsborough County - (FL) | Tampa, FL | Tampa Electric Company (TEC) | 217.0 GWh | Mar 1987 | May 2026 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Hillsdale | Hillsdale Board of Public Wks | Hillsdale, MI | Midcontinent Independent System Operator, Inc. (MISO) | 711.0 MWh | Feb 1947 | Dec 2025 | Natural Gas : 81.9% Distillate Fuel Oil : 18.1% |
| Hilltop Power | Hilltop Power, LLC | Edgerton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 GWh | Nov 2008 | Dec 2024 | Wind |
| Hilltopper Wind Project | Hilltopper Wind Project, LLC | Mt. Pulaski, IL | PJM Interconnection, LLC (PJM) | 486.4 GWh | Nov 2018 | May 2026 | Wind |
| Texon Hydroelectric Project | Hitchcock Hydro, LLC | Russell, MA | ISO New England (ISNE) | 3.9 GWh | Dec 1981 | Dec 2025 | Water |
| HL Power | HL Power Company | Wendel, CA | California Independent System Operator (CISO) | 196.4 GWh | Jun 1989 | Dec 2025 | Wood/Wood Waste Solids : 99.4% Natural Gas : 0.6% |
| Ho'Ohana Solar 1 | Ho'Ohana Solar 1 LLC | Waipahu, HI | (HECO) | 61.4 GWh | Jun 2025 | May 2026 | Solar |
| Hoag Hospital Cogen Plant | Hoag Memorial Presbyterian Hospital | Newport Beach, CA | California Independent System Operator (CISO) | 27.7 GWh | Jun 2006 | May 2026 | Natural Gas |
| Hobnail Solar | Hobnail Solar, LLC | Hephzibah, GA | Southern Company Services, Inc. - Trans (SOCO) | 163.4 GWh | Nov 2023 | May 2026 | Solar |
| Hoffer Plastics | Hoffer Plastics | South Elgin, IL | PJM Interconnection, LLC (PJM) | 2.7 GWh | Mar 1992 | May 2026 | Natural Gas |
| Hog Creek Wind Project | Hog Creek Wind Project LLC | Ada, OH | PJM Interconnection, LLC (PJM) | 211.1 GWh | Nov 2017 | May 2026 | Wind |
| West Groton CHP | Hollingsworth & Vose Co West Groton | Groton, MA | ISO New England (ISNE) | 22.0 GWh | Nov 2015 | Dec 2024 | Natural Gas |
| Center Falls | Hollingworth & Vose Co Center Falls | Greenwich, NY | New York Independent System Operator (NYIS) | 3.0 GWh | Dec 1983 | Dec 2025 | Water |
| Holstein 1 Solar Farm | Holstein Solar Farm 1, LLC | Wingate, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 337.6 GWh | May 2020 | May 2026 | Solar |
| Sunnyside Ranch Community Solar Array | Holy Cross Electric Assn, Inc | Carbondale, CO | Public Service Company of Colorado (PSCO) | 1.6 GWh | Mar 2015 | Dec 2025 | Solar |
| Holyoke Solar Cooperative at Mueller | Holyoke Solar LLC | Holyoke, MA | ISO New England (ISNE) | 3.8 GWh | Nov 2011 | Dec 2025 | Solar |
| Bradley Lake | Homer Electric Assn Inc | Homer, AK | 414.7 GWh | May 1991 | Dec 2025 | Water | |
| Bernice Lake | Homer Electric Assn Inc | Nikiski, AK | 211.0 MWh | Oct 1971 | Dec 2025 | Natural Gas | |
| Seldovia | Homer Electric Assn Inc | Seldovia, AK | 214.0 MWh | Nov 2004 | Dec 2025 | Distillate Fuel Oil | |
| Soldotna | Homer Electric Assn Inc | Soldotna, AK | 20.0 GWh | Mar 2014 | Dec 2025 | Natural Gas | |
| Nikiski Combined Cycle | Homer Electric Assn Inc | Nikiski, AK | 445.0 GWh | Aug 1986 | Dec 2025 | Natural Gas | |
| Hometown Bio Energy LLC | Hometown Bio Energy LLC | Le Sueur, MN | Midcontinent Independent System Operator, Inc. (MISO) | 3.2 GWh | Nov 2013 | Dec 2024 | Other Biomass Gas |
| St Francisville Mill | Hood Container of Louisiana, LLC | St. Francisville, LA | Midcontinent Independent System Operator, Inc. (MISO) | 110.3 GWh | Feb 1966 | Dec 2024 | Black Liquor : 58.6% Natural Gas : 41.4% |
| Hoopeston Wind LLC | Hoopeston Wind LLC | Rossville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 337.7 GWh | Feb 2015 | Dec 2025 | Wind |
| Lawrence County Station | Hoosier Energy R E C, Inc | Mitchell, IN | Midcontinent Independent System Operator, Inc. (MISO) | 163.7 GWh | Apr 2005 | Dec 2025 | Natural Gas |
| Worthington Generation LLC | Hoosier Energy R E C, Inc | Worthington, IN | Midcontinent Independent System Operator, Inc. (MISO) | 203.4 GWh | May 2000 | Dec 2025 | Natural Gas |
| Livingston Generating Facility | Hoosier Energy R E C, Inc | Pontiac, IL | PJM Interconnection, LLC (PJM) | 50.1 GWh | Nov 1999 | Dec 2025 | Landfill Gas |
| New Castle Solar RES | Hoosier Energy R E C, Inc | New Castle, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Oct 2015 | Dec 2025 | Solar |
| Henryville Solar RES | Hoosier Energy R E C, Inc | Underwood, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Aug 2016 | Dec 2025 | Solar |
| Spring Mill Solar RES | Hoosier Energy R E C, Inc | Mitchell, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Aug 2017 | Dec 2025 | Solar |
| 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 |
| Jackson Co. Solar RES | Hoosier Energy R E C, Inc | Columbus, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 GWh | Aug 2017 | 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 |