Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Iredell County LFG Facility | Iredell Transmission LLC | Statesville, NC | Duke Energy Carolinas (DUK) | 26.0 GWh | Jul 2008 | Dec 2025 | Landfill Gas |
| Iris Solar LLC | Iris Solar LLC | Franklinton, LA | Midcontinent Independent System Operator, Inc. (MISO) | 117.7 GWh | Sep 2022 | Aug 2026 | Solar |
| Iris Solar, LLC (MN) | Geronimo Power | Nicollet, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Sep 2020 | Dec 2025 | Solar |
| Irish Creek Wind | Irish Creek Wind, LLC | Frankfort, KS | Southwest Power Pool (SWPP) | 927.7 GWh | Nov 2021 | Aug 2026 | Wind |
| Iron Horse Battery Storage Hybrid | RWE Clean Energy | Tucson, AZ | Tucson Electric Power (TEPC) | 4.2 GWh | Mar 2017 | 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 Solar I CSG | Iron Horse Solar 1, LLC | North Billerica, MA | ISO New England (ISNE) | 4.1 GWh | Nov 2016 | Dec 2025 | Solar |
| Iron Springs Solar, LLC | Clearway Renewable Operation & Maintenance LLC | Cedar City, UT | PacifiCorp East (PACE) | 212.0 GWh | Jul 2016 | Aug 2026 | Solar |
| Iron Star Wind Project | Engie North America | Dodge City, KS | Southwest Power Pool (SWPP) | 1.3 TWh | Nov 2021 | Aug 2026 | Wind |
| Ironwood LLC | Helix Ironwood LLC | Lebanon, PA | PJM Interconnection, LLC (PJM) | 3.9 TWh | Nov 2001 | Aug 2026 | Natural Gas |
| Ironwood Solar LLC | Altus Power America Management, LLC | Blythe, CA | California Independent System Operator (CISO) | 7.3 GWh | Mar 2012 | Dec 2025 | Solar |
| Ironwood Wind | Deriva Energy | Spearville, KS | Southwest Power Pool (SWPP) | 476.3 GWh | Jul 2012 | Dec 2025 | Wind |
| Iroquois Solar 1B LLC CSG | Iroquois Solar 1B LLC | Watseka, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | Nov 2020 | Dec 2025 | Solar |
| Irwin Solar, LLC | SRC Partnership 12, LLC | Kankakee, IL | PJM Interconnection, LLC (PJM) | 4.3 GWh | Feb 2024 | Dec 2025 | Solar |
| Isabella Hydro Project | Isabella Partners | Lake Isabella, CA | California Independent System Operator (CISO) | 32.1 GWh | Nov 1990 | Dec 2025 | Water |
| Isabella Wind Park | DTE Electric Company | Rosebush, MI | Midcontinent Independent System Operator, Inc. (MISO) | 831.7 GWh | May 2021 | Aug 2026 | Wind |
| ISH Solar Central, LLC | SunEdison LLC | Bayville, NJ | PJM Interconnection, LLC (PJM) | 1.4 GWh | Sep 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 Hospital SDMC | Kaiser Permanente | San Diego, CA | California Independent System Operator (CISO) | 1.4 GWh | Nov 2011 | Dec 2025 | Solar |
| Island Park | Fall River Rural Elec Coop Inc | Island Park, ID | Bonneville Power Administration (BPAT) | 9.7 GWh | Mar 1994 | Dec 2025 | Water |
| Island Street Peaking Plant | WPPI Energy | Kaukauna, WI | Midcontinent Independent System Operator, Inc. (MISO) | 20.2 GWh | May 2004 | Dec 2025 | Natural Gas |
| ISM Solar Cranston CSG | Nautilus Solar Solutions | Cranston, RI | ISO New England (ISNE) | 4.3 GWh | Nov 2020 | 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 Shepherd Acres | Navisun LLC | South Paris, ME | ISO New England (ISNE) | 4.5 GWh | Nov 2024 | Dec 2025 | Solar |
| 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 |
| Ivanhoe Generation Facility | Orion Engineered Carbons | Franklin, LA | Midcontinent Independent System Operator, Inc. (MISO) | 72.2 GWh | Mar 2023 | Dec 2025 | Waste Heat |
| Ivanhoe Solar | Altus Power America Management, LLC | Visalia, CA | California Independent System Operator (CISO) | 5.3 GWh | Dec 2013 | Dec 2025 | Solar |
| Ivanpah 1 | NRG Energy Services | Nipton, CA | California Independent System Operator (CISO) | 189.8 GWh | Nov 2013 | Aug 2026 | Solar : 95.6% Natural Gas : 4.4% |
| Ivanpah 2 | NRG Energy Services | Nipton, CA | California Independent System Operator (CISO) | 227.5 GWh | Nov 2013 | Aug 2026 | Solar : 98.7% Natural Gas : 1.3% |
| Ivanpah 3 | NRG Energy Services | Nipton, CA | California Independent System Operator (CISO) | 178.8 GWh | Nov 2013 | Aug 2026 | Solar : 97.4% Natural Gas : 2.6% |
| IVC Solar | Imperial Irrigation District | Imperial, CA | Imperial Irrigation District (IID) | 4.2 GWh | Nov 2016 | Dec 2025 | Solar |
| Ivester Wind Farm | MidAmerican Energy Co | Wellsburg, IA | Midcontinent Independent System Operator, Inc. (MISO) | 322.9 GWh | Nov 2018 | Aug 2026 | Wind |
| J C McNeil | City of Burlington Electric - (VT) | Burlington, VT | ISO New England (ISNE) | 188.4 GWh | May 1984 | Aug 2026 | Wood/Wood Waste Solids : 99.7% |
| 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 H Campbell | Consumers Energy Co - (MI) | West Olive, MI | Midcontinent Independent System Operator, Inc. (MISO) | 5.1 TWh | Sep 1962 | Aug 2026 | Subbituminous Coal : 99.6% |
| J K Smith | East Kentucky Power Coop, Inc | Winchester, KY | PJM Interconnection, LLC (PJM) | 1.0 TWh | Dec 1998 | Aug 2026 | Natural Gas : 99.7% |
| J K Spruce | City of San Antonio - (TX) | San Antonio, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 6.4 TWh | Nov 1992 | Aug 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| J Lamar Stall Unit | Southwestern Electric Power Co | Shreveport, LA | Southwest Power Pool (SWPP) | 3.3 TWh | May 2010 | Aug 2026 | Natural Gas |
| J P Priest | USCE-Nashville District | Nashville, TN | Tennessee Valley Authority (TVA) | 60.4 GWh | Jan 1970 | Dec 2025 | Water |
| J S Eastwood | Southern California Edison Co | Shaver Lake, CA | California Independent System Operator (CISO) | 90.6 GWh | Nov 1987 | Aug 2026 | Water |
| J Street | Lincoln Electric System | Lincoln, NE | Southwest Power Pool (SWPP) | 226.1 MWh | Jan 1972 | Jul 2025 | Natural Gas : 86.3% Distillate Fuel Oil : 13.7% |
| J Strom Thurmond | USCE-Savannah District | Clarks Hill, SC | Southeastern Power Administration (SEPA) | 566.0 GWh | Dec 1952 | Dec 2025 | Water |
| J Woodruff | USCE-Mobile District | Chattahoochee, FL | Florida Power & Light Co. (FPL) | 228.5 GWh | Jan 2001 | Dec 2025 | Water |
| Jack County | Jack County Power, LLC | Bridgeport, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 3.7 TWh | Jan 2006 | Aug 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 Fusco Energy Center | Brazos Valley Energy | Thompsons, TX | Midcontinent Independent System Operator, Inc. (MISO) | 3.9 TWh | Apr 2003 | Aug 2026 | Natural Gas |
| Jack McDonough | Georgia Power Co | Smyrna, GA | Southern Company Services, Inc. - Trans (SOCO) | 18.7 TWh | Apr 1971 | Aug 2026 | Natural Gas |
| Jack River LLC | CHI Operations Inc | Hendricks, MN | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Jan 2001 | Dec 2024 | Wind |
| Jack's Solar Garden | Jack's Solar Garden | Longmont, CO | Public Service Company of Colorado (PSCO) | 2.1 GWh | Sep 2020 | Dec 2025 | Solar |
| Jack Watson | Mississippi Power Co | Gulfport, MS | Southern Company Services, Inc. - Trans (SOCO) | 2.5 TWh | May 1957 | Aug 2026 | Natural Gas |
| Jackman | Central Rivers Power NH, LLC | Hillsborough, NH | ISO New England (ISNE) | 8.4 GWh | Jan 1926 | Aug 2025 | Water |
| Jackpot Solar, LLC | Deriva Energy | Twin Falls, ID | Idaho Power Company (IPCO) | 281.6 GWh | Nov 2022 | Aug 2026 | Solar |
| Jackson Board of Education-Liberty HS | Tesla Inc. | Jackson, NJ | PJM Interconnection, LLC (PJM) | 1.6 GWh | Jun 2016 | 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 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 Generating Station | Consumers Energy Co - (MI) | Jackson, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 TWh | Jun 2002 | Aug 2026 | Natural Gas |
| Jackson Generation, LLC | Jackson Generation, LLC | Elwood, IL | PJM Interconnection, LLC (PJM) | 6.5 TWh | Apr 2022 | Aug 2026 | Natural Gas |
| 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 (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 Solar (CT) | Ecos Energy LLC | Griswold, CT | ISO New England (ISNE) | 1.6 GWh | Nov 2019 | 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 WI, LLC | Wisconsin Electric Power Co | Cedarburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 11.8 GWh | Nov 2023 | 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 |
| Jacksonville Solar | Jacksonville Solar LLC | Jacksonville, FL | JEA (JEA) | 8.8 GWh | Mar 2010 | Dec 2025 | Solar |
| Jacob Solar | Cypress Creek Renewables | Reidsville, NC | Duke Energy Carolinas (DUK) | 8.5 GWh | Dec 2015 | Dec 2025 | Solar |
| Jacobson 5 MW Solar | UNS Electric, Inc | Kingman, AZ | Tucson Electric Power (TEPC) | 8.9 GWh | Feb 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 |
| Jacumba Solar Farm | Invenergy Services LLC | Jacumba, CA | California Independent System Operator (CISO) | 46.3 GWh | Jun 2017 | Dec 2025 | Solar |
| Jade Meadow LLC | Jade Meadow LLC | Midland, MD | PJM Interconnection, LLC (PJM) | 32.1 GWh | Feb 2024 | Dec 2025 | Solar |
| Jakana Solar | Strata Manager, LLC | Williamston, NC | PJM Interconnection, LLC (PJM) | 9.4 GWh | Oct 2014 | Dec 2025 | Solar |
| 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 |
| James A Fitzpatrick | Constellation Nuclear | Lycoming, NY | New York Independent System Operator (NYIS) | 7.3 TWh | Jul 1976 | Aug 2026 | Nuclear |
| James B Black | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 510.4 GWh | Nov 1965 | Aug 2026 | Water |
| James E. Rogers Energy Complex | Duke Energy Carolinas, LLC | Cliffside, NC | Duke Energy Carolinas (DUK) | 5.0 TWh | May 1972 | Aug 2026 | Bituminous Coal : 52.4% Natural Gas : 47.5% |
| James H Miller Jr | Alabama Power Co | Quinton, AL | Southern Company Services, Inc. - Trans (SOCO) | 19.0 TWh | Sep 1978 | Aug 2026 | Subbituminous Coal : 99.1% Natural Gas : 0.9% |
| James R Smith | City of Marquette - (MI) | Marquette, MI | Midcontinent Independent System Operator, Inc. (MISO) | 14.3 GWh | Dec 1918 | Dec 2025 | Water |
| James River Power Station | City Utilities of Springfield - (MO) | Springfield, MO | Southwest Power Pool (SWPP) | 79.9 GWh | May 1957 | Aug 2026 | Natural Gas : 85.9% Distillate Fuel Oil : 14.1% |
| Jameson Energy Center | Kansas Municipal Energy Agency - (KS) | Garden City, KS | Southwest Power Pool (SWPP) | 175.0 MWh | Apr 2014 | Dec 2025 | Natural Gas |
| Jamestown | Otter Tail Power Co | Jamestown, ND | Midcontinent Independent System Operator, Inc. (MISO) | 1.2 GWh | Apr 1976 | Dec 2025 | Distillate Fuel Oil |
| Jamesville Road Solar, LLC | Altus Power America Management, LLC | Jamesville, NC | PJM Interconnection, LLC (PJM) | 9.9 GWh | Oct 2019 | Dec 2025 | Solar |
| Jamison Solar Farm | Jamison Solar Farm | Orangeburg, SC | South Carolina Public Service Authority (SC) | 1.9 GWh | Mar 2019 | Dec 2025 | Solar |
| Jamison Solar (FL) | Tampa Electric Co | Mulberry, FL | Tampa Electric Company (TEC) | 137.9 GWh | Mar 2022 | Aug 2026 | 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% |
| Janesville Community Solar | Wisconsin Power & Light Co | Janesville, WI | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 GWh | Mar 2025 | Dec 2025 | Solar |
| Janiak | Generate Capital | Port Jervis, NY | New York Independent System Operator (NYIS) | 3.5 GWh | Oct 2023 | Dec 2025 | Solar |
| Jarvis (Hinckley) | New York Power Authority | Hinckley, NY | New York Independent System Operator (NYIS) | 19.7 GWh | Jun 1991 | Dec 2025 | Water |
| Jasper | Dominion Energy South Carolina, Inc | Hardeeville, SC | Dominion Energy South Carolina, Inc. (SCEG) | 4.8 TWh | Apr 2004 | Aug 2026 | Natural Gas |
| Jasper County Solar Project | Biscayne Falls SPV, LLC | Heber, IN | Midcontinent Independent System Operator, Inc. (MISO) | 63.3 GWh | Nov 2025 | Aug 2026 | Solar |
| Java Solar, LLC | Java Solar, LLC | Lemoore, CA | California Independent System Operator (CISO) | 22.5 GWh | Oct 2022 | Dec 2025 | Solar |
| Javelina Wind Energy II, LLC | Javelina Wind Energy II, LLC | MIRANDO, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 761.6 GWh | Oct 2016 | Dec 2025 | Wind |
| Javelina Wind Energy, LLC | Javelina Wind Energy, LLC | Mirando City, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 708.9 GWh | Nov 2015 | Aug 2026 | Wind |
| Jax LNG | Jax LNG | Jacksonville, FL | JEA (JEA) | 36.6 GWh | Sep 2018 | Dec 2025 | Natural Gas |
| Jay County LFGTE | Wabash Valley Power Assn, Inc | Portland, IN | PJM Interconnection, LLC (PJM) | 16.9 GWh | Mar 2005 | Dec 2025 | Landfill Gas |
| Jaybird | Sacramento Municipal Util Dist | Camino, CA | Balancing Authority of Northern California (BANC) | 451.2 GWh | Mar 1961 | Aug 2026 | Water |
| Jayhawk Wind Energy Center | Invenergy Services LLC | Hepler, KS | Southwest Power Pool (SWPP) | 720.4 GWh | Nov 2021 | Aug 2026 | Wind |
| JB-Tobin 2 | AES Clean Energy | La Grange, NY | New York Independent System Operator (NYIS) | 1.8 GWh | Nov 2021 | Dec 2025 | Solar |
| JBAB - Washington DC | JBAB Solar I, LLC. | Washington, DC | PJM Interconnection, LLC (PJM) | 7.9 GWh | Dec 2018 | Dec 2025 | Solar |
| JCO Oxides Olefins Plant | Indorama Ventures | Port Neeches, TX | Midcontinent Independent System Operator, Inc. (MISO) | 569.5 GWh | Aug 1992 | Dec 2025 | Natural Gas |
| JD Foods - JD Foods | Barrier Solar Inc | Fresno, CA | California Independent System Operator (CISO) | 2.5 GWh | Sep 2020 | Dec 2025 | Solar |
| Jean Duluth Solar | ALLETE, Inc. | Duluth, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2022 | Dec 2025 | Solar |
Summary of Power Plants By State
Figures are based on August 2026 generation numbers.| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 80 | 13,897.78 GWh |
| Alaska | # 48 | 146 | 672.99 GWh |
| Arizona | # 10 | 203 | 13,589.64 GWh |
| Arkansas | # 23 | 122 | 7,027.75 GWh |
| California | # 3 | 1,840 | 24,164.86 GWh |
| Colorado | # 30 | 321 | 5,322.30 GWh |
| Connecticut | # 34 | 180 | 4,400.98 GWh |
| Delaware | # 49 | 35 | 555.40 GWh |
| District of Columbia | # 51 | 19 | 21.71 GWh |
| Florida | # 2 | 345 | 28,185.93 GWh |
| Georgia | # 6 | 261 | 15,282.60 GWh |
| Hawaii | # 47 | 73 | 863.62 GWh |
| Idaho | # 43 | 152 | 1,754.56 GWh |
| Illinois | # 5 | 556 | 18,683.36 GWh |
| Indiana | # 17 | 226 | 9,970.06 GWh |
| Iowa | # 27 | 301 | 5,759.64 GWh |
| Kansas | # 26 | 191 | 6,368.18 GWh |
| Kentucky | # 21 | 63 | 7,221.26 GWh |
| Louisiana | # 14 | 93 | 10,670.45 GWh |
| Maine | # 45 | 250 | 1,285.31 GWh |
| Maryland | # 37 | 236 | 3,745.22 GWh |
| Massachusetts | # 41 | 679 | 1,958.59 GWh |
| Michigan | # 12 | 288 | 12,064.19 GWh |
| Minnesota | # 32 | 794 | 5,047.38 GWh |
| Mississippi | # 19 | 62 | 8,358.70 GWh |
| Missouri | # 22 | 134 | 7,125.71 GWh |
| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 2,266.60 GWh |
| Nebraska | # 39 | 132 | 3,448.00 GWh |
| Nevada | # 29 | 117 | 5,523.31 GWh |
| New Hampshire | # 42 | 60 | 1,901.10 GWh |
| New Jersey | # 25 | 409 | 6,440.88 GWh |
| New Mexico | # 33 | 166 | 4,571.47 GWh |
| New York | # 11 | 1,087 | 13,130.21 GWh |
| North Carolina | # 8 | 921 | 14,263.55 GWh |
| North Dakota | # 38 | 62 | 3,579.89 GWh |
| Ohio | # 7 | 216 | 14,448.49 GWh |
| Oklahoma | # 13 | 153 | 10,965.38 GWh |
| Oregon | # 31 | 292 | 5,257.14 GWh |
| Pennsylvania | # 4 | 270 | 23,772.83 GWh |
| Rhode Island | # 46 | 108 | 924.31 GWh |
| South Carolina | # 16 | 214 | 9,989.71 GWh |
| South Dakota | # 44 | 53 | 1,486.65 GWh |
| Tennessee | # 18 | 101 | 8,430.26 GWh |
| Texas | # 1 | 1,069 | 65,726.98 GWh |
| Utah | # 36 | 131 | 4,074.82 GWh |
| Vermont | # 50 | 118 | 175.56 GWh |
| Virginia | # 15 | 255 | 10,241.54 GWh |
| Washington | # 20 | 137 | 8,189.60 GWh |
| West Virginia | # 28 | 41 | 5,593.74 GWh |
| Wisconsin | # 24 | 272 | 6,683.19 GWh |
| Wyoming | # 35 | 71 | 4,322.19 GWh |