Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Janiak | Generate Capital | Port Jervis, NY | New York Independent System Operator (NYIS) | 3.5 GWh | Oct 2023 | Dec 2025 | Solar |
| Janesville Community Solar | Wisconsin Power & Light Co | Janesville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Mar 2025 | Dec 2025 | Solar |
| Janesville | City of Janesville - (MN) | Janesville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 35.0 MWh | Apr 1955 | Dec 2025 | Distillate Fuel Oil : 97.5% Natural Gas : 2.5% |
| Jamison Solar (FL) | Tampa Electric Co | Mulberry, FL | Tampa Electric Company (TEC) | 137.5 GWh | Mar 2022 | May 2026 | Solar |
| Jamison Solar Farm | Jamison Solar Farm | Orangeburg, SC | South Carolina Public Service Authority (SC) | 1.9 GWh | Mar 2019 | Dec 2025 | Solar |
| Jamesville Road Solar, LLC | Altus Power America Management, LLC | Jamesville, NC | PJM Interconnection, LLC (PJM) | 9.9 GWh | Oct 2019 | Dec 2025 | Solar |
| Jamestown | Otter Tail Power Co | Jamestown, ND | Midcontinent Independent System Operator, Inc. (MISO) | 1.2 GWh | Apr 1976 | Dec 2025 | Distillate Fuel Oil |
| Jameson Energy Center | Kansas Municipal Energy Agency - (KS) | Garden City, KS | Southwest Power Pool (SWPP) | 175.0 MWh | Apr 2014 | Dec 2025 | Natural Gas |
| James River Power Station | City Utilities of Springfield - (MO) | Springfield, MO | Southwest Power Pool (SWPP) | 83.2 GWh | May 1957 | May 2026 | Natural Gas : 86.5% Distillate Fuel Oil : 13.5% |
| James R Smith | City of Marquette - (MI) | Marquette, MI | Midcontinent Independent System Operator, Inc. (MISO) | 14.3 GWh | Dec 1918 | Dec 2025 | Water |
| James H Miller Jr | Alabama Power Co | Quinton, AL | Southern Company Services, Inc. - Trans (SOCO) | 19.1 TWh | Sep 1978 | May 2026 | Subbituminous Coal : 99.0% Natural Gas : 1.0% |
| James E. Rogers Energy Complex | Duke Energy Carolinas, LLC | Cliffside, NC | Duke Energy Carolinas (DUK) | 5.6 TWh | May 1972 | May 2026 | Bituminous Coal : 55.2% Natural Gas : 44.7% |
| James B Black | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 530.6 GWh | Nov 1965 | May 2026 | Water |
| James A Fitzpatrick | Constellation Nuclear | Lycoming, NY | New York Independent System Operator (NYIS) | 7.4 TWh | Jul 1976 | May 2026 | Nuclear |
| Jamaica Bay Peaking | Jamaica Bay Peaking Facility, LLC | Far Rockaway, NY | New York Independent System Operator (NYIS) | 23.0 GWh | Jun 2003 | Dec 2025 | Kerosene |
| Jakana Solar | Strata Manager, LLC | Williamston, NC | PJM Interconnection, LLC (PJM) | 9.4 GWh | Oct 2014 | Dec 2025 | Solar |
| Jade Meadow LLC | Jade Meadow LLC | Midland, MD | PJM Interconnection, LLC (PJM) | 32.1 GWh | Feb 2024 | Dec 2025 | Solar |
| Jacumba Solar Farm | Invenergy Services LLC | Jacumba, CA | California Independent System Operator (CISO) | 46.3 GWh | Jun 2017 | Dec 2025 | Solar |
| Jacobstown | NJR Clean Energy Ventures Corporation | North Hanover, NJ | PJM Interconnection, LLC (PJM) | 7.5 GWh | Aug 2014 | Dec 2025 | Solar |
| Jacobson 5 MW Solar | UNS Electric, Inc | Kingman, AZ | Tucson Electric Power (TEPC) | 8.9 GWh | Feb 2017 | Dec 2025 | Solar |
| Jacob Solar | Cypress Creek Renewables | Reidsville, NC | Duke Energy Carolinas (DUK) | 8.5 GWh | Dec 2015 | Dec 2025 | Solar |
| Jacksonville Solar | Jacksonville Solar LLC | Jacksonville, FL | JEA (JEA) | 8.8 GWh | Mar 2010 | Dec 2025 | Solar |
| Jackson Square | City of Independence - (MO) | Independence, MO | Southwest Power Pool (SWPP) | 585.0 MWh | May 1969 | Dec 2025 | Distillate Fuel Oil |
| Jackson Solar WI, LLC | Wisconsin Electric Power Co | Cedarburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 11.8 GWh | Nov 2023 | Dec 2025 | Solar |
| Jackson Solar Farm | Headwater Energy, LLC | Wilson, NC | Duke Energy Progress East (CPLE) | 13.1 GWh | Feb 2017 | Dec 2025 | Solar |
| Jackson Solar (CT) | Ecos Energy LLC | Griswold, CT | ISO New England (ISNE) | 1.6 GWh | Nov 2019 | Dec 2025 | Solar |
| Jackson (MO) | City of Jackson - (MO) | Jackson, MO | Midcontinent Independent System Operator, Inc. (MISO) | 202.0 MWh | Dec 1935 | Dec 2025 | Distillate Fuel Oil : 67.1% Natural Gas : 32.9% |
| Jackson Legler Solar 1 LLC | Altus Power America Management, LLC | Jackson Township, NJ | PJM Interconnection, LLC (PJM) | 4.2 GWh | Nov 2021 | Dec 2025 | Solar |
| Jackson Generation, LLC | Jackson Generation, LLC | Elwood, IL | PJM Interconnection, LLC (PJM) | 6.5 TWh | Apr 2022 | May 2026 | Natural Gas |
| Jackson Generating Station | Consumers Energy Co - (MI) | Jackson, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 TWh | Jun 2002 | May 2026 | Natural Gas |
| 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 |
| Jackson Cntr Peaking | American Mun Power-Ohio, Inc | Jackson Center, OH | PJM Interconnection, LLC (PJM) | 98.0 MWh | May 1999 | Dec 2025 | Distillate Fuel Oil |
| Jackson Board of Education-Liberty HS | Tesla Inc. | Jackson, NJ | PJM Interconnection, LLC (PJM) | 1.6 GWh | Jun 2016 | Dec 2025 | Solar |
| Jackpot Solar, LLC | Duke Energy Renewables Services | Twin Falls, ID | Idaho Power Company (IPCO) | 288.3 GWh | Nov 2022 | May 2026 | Solar |
| Jackman | Central Rivers Power NH, LLC | Hillsborough, NH | ISO New England (ISNE) | 8.4 GWh | Jan 1926 | Aug 2025 | Water |
| Jack Watson | Mississippi Power Co | Gulfport, MS | Southern Company Services, Inc. - Trans (SOCO) | 2.5 TWh | May 1957 | May 2026 | Natural Gas |
| Jack's Solar Garden | Jack's Solar Garden | Longmont, CO | Public Service Company of Colorado (PSCO) | 2.2 GWh | Sep 2020 | Dec 2024 | Solar |
| Jack River LLC | CHI Operations Inc | Hendricks, MN | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Jan 2001 | Dec 2024 | Wind |
| Jack McDonough | Georgia Power Co | Smyrna, GA | Southern Company Services, Inc. - Trans (SOCO) | 18.3 TWh | Apr 1971 | May 2026 | Natural Gas |
| Jack Fusco Energy Center | Brazos Valley Energy | Thompsons, TX | Midcontinent Independent System Operator, Inc. (MISO) | 3.9 TWh | Apr 2003 | May 2026 | Natural Gas |
| Jack Francis Solar, LLC | Jack Francis Solar, LLC | Clio, MI | Midcontinent Independent System Operator, Inc. (MISO) | 3.9 GWh | Nov 2020 | Dec 2025 | Solar |
| Jack County | Jack County Power, LLC | Bridgeport, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 4.5 TWh | Jan 2006 | May 2026 | Natural Gas |
| J Woodruff | USCE-Mobile District | Chattahoochee, FL | Florida Power & Light Co. (FPL) | 228.5 GWh | Jan 2001 | Dec 2025 | Water |
| J Strom Thurmond | USCE-Savannah District | Clarks Hill, SC | Southeastern Power Administration (SEPA) | 566.0 GWh | Dec 1952 | Dec 2025 | Water |
| J S Eastwood | Southern California Edison Co | Shaver Lake, CA | California Independent System Operator (CISO) | 130.6 GWh | Nov 1987 | May 2026 | Water |
| J P Priest | USCE-Nashville District | Nashville, TN | Tennessee Valley Authority (TVA) | 60.4 GWh | Jan 1970 | Dec 2025 | Water |
| J Lamar Stall Unit | Southwestern Electric Power Co | Shreveport, LA | Southwest Power Pool (SWPP) | 3.2 TWh | May 2010 | May 2026 | Natural Gas |
| J K Spruce | City of San Antonio - (TX) | San Antonio, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 6.2 TWh | Nov 1992 | May 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| J K Smith | East Kentucky Power Coop, Inc | Winchester, KY | PJM Interconnection, LLC (PJM) | 1.0 TWh | Dec 1998 | May 2026 | Natural Gas : 99.7% |
| J H Campbell | Consumers Energy Co - (MI) | West Olive, MI | Midcontinent Independent System Operator, Inc. (MISO) | 5.1 TWh | Sep 1962 | May 2026 | Subbituminous Coal : 99.6% |
| J D Kennedy | JEA | Jacksonville, FL | JEA (JEA) | 311.0 GWh | May 2000 | Dec 2025 | Natural Gas : 99.1% Distillate Fuel Oil : 0.9% |
| J C McNeil | City of Burlington Electric - (VT) | Burlington, VT | ISO New England (ISNE) | 224.4 GWh | May 1984 | Apr 2026 | Wood/Wood Waste Solids : 99.8% |
| Ivester Wind Farm | MidAmerican Energy Co | Wellsburg, IA | Midcontinent Independent System Operator, Inc. (MISO) | 323.0 GWh | Nov 2018 | May 2026 | Wind |
| IVC Solar | Imperial Irrigation District | Imperial, CA | Imperial Irrigation District (IID) | 4.2 GWh | Nov 2016 | Dec 2025 | Solar |
| Ivanpah 3 | NRG Energy Services | Nipton, CA | California Independent System Operator (CISO) | 211.3 GWh | Nov 2013 | May 2026 | Solar : 96.5% Natural Gas : 3.5% |
| Ivanpah 2 | NRG Energy Services | Nipton, CA | California Independent System Operator (CISO) | 236.1 GWh | Nov 2013 | May 2026 | Solar : 96.8% Natural Gas : 3.2% |
| Ivanpah 1 | NRG Energy Services | Nipton, CA | California Independent System Operator (CISO) | 197.1 GWh | Nov 2013 | May 2026 | Solar : 96.2% Natural Gas : 3.8% |
| Ivanhoe Solar | Altus Power America Management, LLC | Visalia, CA | California Independent System Operator (CISO) | 5.3 GWh | Dec 2013 | Dec 2025 | Solar |
| Ivanhoe Generation Facility | Orion Engineered Carbons | Franklin, LA | Midcontinent Independent System Operator, Inc. (MISO) | 72.2 GWh | Mar 2023 | Dec 2025 | Waste Heat |
| ISU Customer Hosted 1MW Solar Project | Interstate Power and Light Co | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.5 GWh | Apr 2024 | Dec 2025 | Solar |
| ISM Solar Shepherd Acres | Navisun LLC | South Paris, ME | ISO New England (ISNE) | 4.5 GWh | Nov 2024 | Dec 2025 | Solar |
| ISM Solar Dighton 2, LLC CSG | 38 Degrees North, LLC | Dighton, MA | ISO New England (ISNE) | 3.6 GWh | Nov 2017 | Dec 2025 | Solar |
| ISM Solar Cranston CSG | Nautilus Solar Solutions | Cranston, RI | ISO New England (ISNE) | 4.3 GWh | Nov 2020 | Dec 2025 | Solar |
| Island Street Peaking Plant | WPPI Energy | Kaukauna, WI | Midcontinent Independent System Operator, Inc. (MISO) | 20.2 GWh | May 2004 | Dec 2025 | Natural Gas |
| Island Park | Fall River Rural Elec Coop Inc | Island Park, ID | Bonneville Power Administration (BPAT) | 9.7 GWh | Mar 1994 | Dec 2025 | Water |
| ISH Solar Hospital SDMC | Kaiser Permanente | San Diego, CA | California Independent System Operator (CISO) | 1.4 GWh | Nov 2011 | Dec 2025 | Solar |
| ISH Solar Hospital Downey | Kaiser Permanente | Downey, CA | California Independent System Operator (CISO) | 1.4 GWh | Aug 2011 | Dec 2025 | Solar |
| ISH Solar Central, LLC | SunEdison LLC | Bayville, NJ | PJM Interconnection, LLC (PJM) | 1.4 GWh | Sep 2011 | Dec 2025 | Solar |
| Isabella Wind Park | DTE Electric Company | Rosebush, MI | Midcontinent Independent System Operator, Inc. (MISO) | 809.3 GWh | May 2021 | May 2026 | Wind |
| Isabella Hydro Project | Isabella Partners | Lake Isabella, CA | California Independent System Operator (CISO) | 32.1 GWh | Nov 1990 | Dec 2025 | Water |
| Irwindale Brew Yard, LLC | Irwindale Brew Yard, LLC | Irwindale, CA | California Independent System Operator (CISO) | 517.0 MWh | Jan 2002 | Apr 2025 | Solar : 99.8% |
| Iroquois Solar 1B LLC CSG | Iroquois Solar 1B LLC | Watseka, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.5 GWh | Nov 2020 | Dec 2024 | Solar |
| Ironwood Wind | Duke Energy Renewables Services | Spearville, KS | Southwest Power Pool (SWPP) | 476.3 GWh | Jul 2012 | Dec 2025 | Wind |
| Ironwood Solar LLC | Altus Power America Management, LLC | Blythe, CA | California Independent System Operator (CISO) | 7.3 GWh | Mar 2012 | Dec 2025 | Solar |
| Ironwood LLC | Helix Ironwood LLC | Lebanon, PA | PJM Interconnection, LLC (PJM) | 4.1 TWh | Nov 2001 | May 2026 | Natural Gas |
| Iron Star Wind Project | Engie North America | Dodge City, KS | Southwest Power Pool (SWPP) | 1.2 TWh | Nov 2021 | May 2026 | Wind |
| Iron Springs Solar, LLC | Clearway Renewable Operation & Maintenance LLC | Cedar City, UT | PacifiCorp East (PACE) | 219.2 GWh | Jul 2016 | May 2026 | Solar |
| Iron Horse Solar I CSG | Iron Horse Solar 1, LLC | North Billerica, MA | ISO New England (ISNE) | 4.1 GWh | Nov 2016 | Dec 2025 | Solar |
| Iron Horse Solar 4, LLC | Iron Horse Solar 4, LLC | North Billerica, MA | ISO New England (ISNE) | 7.1 GWh | May 2017 | Dec 2025 | Solar |
| Iron Horse Battery Storage Hybrid | RWE Clean Energy | Tucson, AZ | Tucson Electric Power (TEPC) | 4.2 GWh | Mar 2017 | Dec 2025 | Solar |
| Irish Creek Wind | Irish Creek Wind, LLC | Frankfort, KS | Southwest Power Pool (SWPP) | 950.5 GWh | Nov 2021 | May 2026 | Wind |
| Iris Solar, LLC (MN) | Geronimo Power | Nicollet, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Sep 2020 | Dec 2025 | Solar |
| Iris Solar LLC | Iris Solar LLC | Franklinton, LA | Midcontinent Independent System Operator, Inc. (MISO) | 117.1 GWh | Sep 2022 | May 2026 | Solar |
| Iredell County LFG Facility | Iredell Transmission LLC | Statesville, NC | Duke Energy Carolinas (DUK) | 26.0 GWh | Jul 2008 | Dec 2025 | Landfill Gas |
| IRE Solar I, LLC | Scotch Settlement | Gouverneur, NY | New York Independent System Operator (NYIS) | 1.5 GWh | Nov 2017 | Dec 2025 | Solar |
| Ipswich Wind Turbine | Town of Ipswich - (MA) | Ipswich, MA | ISO New England (ISNE) | 2.1 GWh | Apr 2011 | Dec 2025 | Wind |
| IPC 25 Solar | Prologis Logistics Services Incorporated | Tracy, CA | California Independent System Operator (CISO) | 4.9 GWh | Jun 2024 | Dec 2025 | Solar |
| IP Springfield Oregon | International Paper Corporation - Springfield | Springfield, OR | Bonneville Power Administration (BPAT) | 180.9 GWh | Dec 1948 | Dec 2025 | Black Liquor : 78.2% Natural Gas : 21.8% |
| IP Radian, LLC | Intersect USA, LLC | Brookesmith, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 564.4 GWh | Apr 2023 | May 2026 | Solar |
| Iowa State University | Iowa State University | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 71.0 GWh | Sep 1960 | May 2026 | Natural Gas : 97.7% Distillate Fuel Oil : 2.3% |
| Iowa Lakes Superior Wind Farm | Iowa Lakes Electric Coop | Superior, IA | Southwest Power Pool (SWPP) | 34.7 GWh | Mar 2009 | Dec 2025 | Wind |
| Iowa Lakes Community College Wind Farm | Iowa Lakes Community College | Estherville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 374.0 MWh | Jan 2005 | Apr 2026 | Wind |
| Iowa Hydro LLC | Zero6 Energy Hydro | Maquoketa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.1 GWh | Dec 1923 | May 2026 | Water |
| Iowa Distributed Wind Generation Project | City of Algona - (IA) | Algona, IA | Southwest Power Pool (SWPP) | 3.7 GWh | May 2000 | Dec 2025 | Wind |
| IOS - MEW Phase 1 | Madison Energy Holdings LLC | Madison, ME | ISO New England (ISNE) | 1.0 GWh | Dec 2016 | Dec 2024 | Solar |
| IOS II-LAX9 | Madison Energy Holdings LLC | Fontana, CA | California Independent System Operator (CISO) | 3.5 GWh | Jan 2020 | Dec 2025 | Solar |
| IOS - ERW9 | Madison Energy Holdings LLC | Carteret, NJ | PJM Interconnection, LLC (PJM) | 6.3 GWh | Jul 2017 | Dec 2025 | Solar |
| Iola | City of Iola - (KS) | Iola, KS | Southwest Power Pool (SWPP) | 605.0 MWh | Apr 1969 | Dec 2025 | Natural Gas : 76.7% Distillate Fuel Oil : 23.3% |
| Inver Hills | Northern States Power Co - Minnesota | Inver Grove Heights, MN | Midcontinent Independent System Operator, Inc. (MISO) | 129.5 GWh | Mar 1972 | Dec 2025 | Natural Gas : 98.8% Distillate Fuel Oil : 1.2% |
| Invenergy Nelson Expansion LLC | Invenergy Services LLC | Rock Falls, IL | PJM Interconnection, LLC (PJM) | 863.1 GWh | Mar 2023 | May 2026 | Natural Gas |
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 |