Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Messalonskee 3 | Messalonskee Stream Hydro LLC | Oakland, ME | ISO New England (ISNE) | 6.5 GWh | Dec 1917 | Dec 2024 | Water |
| Messalonskee 5 | Messalonskee Stream Hydro LLC | Waterville, ME | ISO New England (ISNE) | 3.3 GWh | Dec 1934 | Dec 2024 | Water |
| Mesteno | Duke Energy Renewables Services | Rio Grande City, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 602.4 GWh | Nov 2019 | Sep 2025 | Wind |
| Metcalf Energy Center | Calpine Corp - Metcalf Energy Center | San Jose, CA | California Independent System Operator (CISO) | 2.5 TWh | May 2005 | Sep 2025 | Natural Gas |
| Methuen Landfill | CleanCapital Holdings | Methuen, MA | ISO New England (ISNE) | 1.6 GWh | Jun 2013 | Dec 2024 | Solar |
| Metro Gas Recovery | WM Renewable Energy LLC | Franklin, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.0 GWh | Nov 1985 | Dec 2024 | Landfill Gas |
| Metro Methane Recovery Facility | WM Renewable Energy LLC | Mitchellville, IA | Midcontinent Independent System Operator, Inc. (MISO) | 80.3 GWh | Dec 1997 | Sep 2025 | Landfill Gas |
| Metro Support Services Center Solar | Los Angeles County Metropolitan Transportation Authority | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 154.0 MWh | Mar 2005 | Oct 2024 | Solar |
| Metro Wastewater Reclamation District | ENGIE Denver Metro LLC | Denver, CO | Public Service Company of Colorado (PSCO) | 37.0 GWh | Mar 1985 | Sep 2025 | Other Biomass Gas |
| Metropolitan Sewerage District | Metropolitan Sewerage District | Asheville, NC | Duke Energy Progress East (CPLE) | 2.4 GWh | Aug 1988 | Sep 2025 | Water |
| MEVS DOT 109 | MEVS DOT, LLC | Augusta, ME | ISO New England (ISNE) | 3.8 GWh | Jun 2023 | Dec 2024 | Solar |
| Mexico | Union Electric Co - (MO) | Mexico, MO | Midcontinent Independent System Operator, Inc. (MISO) | 767.0 MWh | Aug 1978 | Dec 2024 | Distillate Fuel Oil |
| Meyersdale Windpower, LLC | Sequitur Renewables, LLC | Meyersdale, PA | PJM Interconnection, LLC (PJM) | 32.6 GWh | Nov 2003 | Sep 2025 | Wind |
| MF Mesa Lane LLC | MF Mesa Lane LLC | Morrisville, PA | PJM Interconnection, LLC (PJM) | 3.4 GWh | Oct 2008 | Dec 2024 | Solar |
| MHG Wallingford | Standard Solar | Wallingford, VT | ISO New England (ISNE) | 3.7 GWh | Nov 2019 | Dec 2024 | Solar |
| Miami Dade Solar Energy Center | Florida Power & Light Co | Miami, FL | Florida Power & Light Co. (FPL) | 129.9 GWh | Dec 2018 | Sep 2025 | Solar |
| Miami Fort | Luminant Miami Fort | North Bend, OH | PJM Interconnection, LLC (PJM) | 6.4 TWh | Oct 1960 | Sep 2025 | Bituminous Coal : 99.8% |
| Miami Wind Energy Center | Invenergy Services LLC | Miami, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 709.8 GWh | Jul 2014 | Sep 2025 | Wind |
| Michael Solar | SoCore Energy LLC | Freeport, MN | Midcontinent Independent System Operator, Inc. (MISO) | 7.1 GWh | Nov 2017 | Dec 2024 | Solar |
| Michelangelo Wind 1 LLC | Michelangelo Wind 1 LLC | Huxley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 7.9 GWh | Feb 2017 | Dec 2024 | Wind |
| Michelangelo Wind 3 LLC | Michelangelo Wind 3 LLC | Huxley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.6 GWh | Jan 2017 | Dec 2024 | Wind |
| Michelangelo Wind 4 LLC | Michelangelo Wind 4 LLC | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.4 GWh | Nov 2016 | Dec 2024 | Wind |
| Michell Butte Power Project | Owyhee Irrigation District | Nyssa, OR | Idaho Power Company (IPCO) | 5.3 GWh | Apr 1989 | Oct 2024 | Water |
| Michigamme Falls | Wisconsin Electric Power Co | Crystal Falls, MI | Midcontinent Independent System Operator, Inc. (MISO) | 23.0 GWh | May 1953 | Dec 2024 | Water |
| Michigan City | Northern Indiana Pub Serv Co | Michigan City, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.3 TWh | Apr 1974 | Sep 2025 | Subbituminous Coal : 78.0% Bituminous Coal : 20.3% Natural Gas : 1.7% |
| Michigan Power LP | Michigan Power Limited Partnership | Ludington, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 TWh | Sep 1995 | Dec 2024 | Natural Gas |
| Michigan Wind 1 | Michigan Wind 1, LLC | Ubly, MI | Midcontinent Independent System Operator, Inc. (MISO) | 157.5 GWh | Nov 2008 | Dec 2024 | Wind |
| Michigan Wind 2 | Michigan Wind 2, LLC | Minden City, MI | Midcontinent Independent System Operator, Inc. (MISO) | 326.6 GWh | Nov 2011 | Dec 2024 | Wind |
| Mickleton Station | Calpine New Jersey Generation LLC | Mickleton, NJ | PJM Interconnection, LLC (PJM) | 2.1 GWh | May 1974 | Dec 2023 | Natural Gas |
| Micro Santa Clara | Bloom Energy | San Jose, CA | California Independent System Operator (CISO) | 8.6 GWh | Jun 2018 | Dec 2024 | Natural Gas |
| Mid-Georgia Cogeneration Facility | SEPG MGA, LLC | Kathleen, GA | Southern Company Services, Inc. - Trans (SOCO) | 165.9 GWh | Sep 1997 | Sep 2025 | Natural Gas : 93.9% Distillate Fuel Oil : 6.1% |
| Mid-River PA, LLC (ABE4) | Greenbacker Renewable Energy Corporation | Easton, PA | PJM Interconnection, LLC (PJM) | 4.2 GWh | Aug 2020 | Dec 2024 | Solar |
| Midcontinent Solar, LLC | Midcontinent Solar, LLC | Owosso, MI | Midcontinent Independent System Operator, Inc. (MISO) | 36.8 GWh | Sep 2023 | Dec 2024 | Solar |
| Middle Daisy | Onyx Asset Services Group | Lovington, NM | Southwest Power Pool (SWPP) | 13.3 GWh | Oct 2017 | Dec 2024 | Solar |
| Middle Falls Hydro | Boralex Hydro Operations Inc | Middle Falls, NY | New York Independent System Operator (NYIS) | 10.1 GWh | Aug 1989 | Dec 2024 | Water |
| Middle Fork | Placer County Water Agency | Foresthill, CA | California Independent System Operator (CISO) | 364.9 GWh | Sep 1966 | Sep 2025 | Water |
| Middle Fork Irrigation District | Middle Fork Irrigation Dist | Parkdale, OR | Bonneville Power Administration (BPAT) | 20.1 GWh | Feb 1986 | Dec 2024 | Water |
| Middle Gorge | Los Angeles Department of Water & Power | Bishop, CA | Los Angeles Department of Water and Power (LDWP) | 90.9 GWh | Apr 1952 | Dec 2024 | Water |
| Middlebury College | Middlebury College Biomass | Middlebury, VT | ISO New England (ISNE) | 1.9 GWh | Dec 1979 | Sep 2025 | Wood/Wood Waste Solids : 62.2% Natural Gas : 37.8% |
| Middlebury Solar | Ecos Energy LLC | Middlebury, IN | Midcontinent Independent System Operator, Inc. (MISO) | 457.0 MWh | Oct 2012 | Oct 2024 | Solar |
| Middlesex 2 | Green Mountain Power Corp | Moretown, VT | ISO New England (ISNE) | 9.8 GWh | Dec 1927 | Dec 2024 | Water |
| Middlesex Apple Orchard Solar | CVI CleanCapital Solar 4 LLC | North Brunswick, NJ | PJM Interconnection, LLC (PJM) | 6.1 GWh | Mar 2013 | Dec 2024 | Solar |
| Middlesex County Utilities Authority | Middlesex County Utilities Authority | Sayreville, NJ | PJM Interconnection, LLC (PJM) | 108.3 GWh | Dec 1960 | Sep 2025 | Landfill Gas |
| Middlesex Vo Tech Solar 1 LLC | Navisun LLC | Piscataway, NJ | PJM Interconnection, LLC (PJM) | 1.5 GWh | Nov 2021 | Dec 2024 | Solar |
| Middleton Airport Solar | Madison Gas & Electric Co | Middleton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.2 GWh | Jun 2020 | Dec 2024 | Solar |
| Middleton Biogas Solar, LLC | Middleton Biogas Solar, LLC | Middleton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Apr 2022 | Dec 2024 | Solar |
| Middleton Solar Park | HG Solar Development, LLC | Middleton, MA | ISO New England (ISNE) | 6.8 GWh | May 2018 | Dec 2024 | Solar |
| Middletown | Middletown Power LLC | Middletown, CT | ISO New England (ISNE) | 33.0 GWh | Sep 1958 | Dec 2024 | Residual Fuel Oil : 60.6% Natural Gas : 39.3% |
| Middletown Coke Company, LLC | SunCoke Energy, Inc. | Middletown, OH | PJM Interconnection, LLC (PJM) | 349.5 GWh | Nov 2011 | Dec 2024 | Other Gas : 96.4% Natural Gas : 3.6% |
| Middletown Energy Center | Ohio Power Partners, LLC | Middletown, OH | PJM Interconnection, LLC (PJM) | 3.2 TWh | Apr 2018 | Sep 2025 | Natural Gas |
| Middletown NY 1 | Middletown NY 1, LLC | Middletown, NY | New York Independent System Operator (NYIS) | 3.6 GWh | Feb 2020 | Dec 2024 | Solar |
| Middletown Solar 1, LLC Hybrid CSG | AES Distributed Energy | Middletown, NY | New York Independent System Operator (NYIS) | 2.4 GWh | Nov 2020 | Dec 2024 | Solar |
| Midland Cogeneration Venture | Midland Cogeneration Venture | Midland, MI | Midcontinent Independent System Operator, Inc. (MISO) | 9.7 TWh | May 1989 | Sep 2025 | Natural Gas |
| Midland Wind | Avangrid Power LLC | Kewane, IL | PJM Interconnection, LLC (PJM) | 341.2 GWh | Nov 2023 | Sep 2025 | Wind |
| Midlands | Cubico USA, LLC | St. Matthews, SC | Dominion Energy South Carolina, Inc. (SCEG) | 155.7 GWh | Jun 2020 | Sep 2025 | Solar |
| Midlothian Energy Facility | Midlothian Energy LLC | Midlothian, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 6.5 TWh | Apr 2000 | Sep 2025 | Natural Gas |
| Midulla Generating Station | Seminole Electric Cooperative Inc | Bowling Green, FL | Seminole Electric Cooperative (SEC) | 3.6 TWh | Dec 2001 | Sep 2025 | Natural Gas |
| Midway Green Solar | Midway Green Solar, LLC | Union, SC | Duke Energy Carolinas (DUK) | 20.6 GWh | Nov 2020 | Dec 2024 | Solar |
| Midway Peaking LLC | CalPeak Power, LLC | Firebaugh, CA | California Independent System Operator (CISO) | 15.7 GWh | Apr 2009 | Dec 2024 | Natural Gas |
| Midway Solar Farm 1 | 83WI 8ME, LLC | Calipatria, CA | Imperial Irrigation District (IID) | 107.9 GWh | Dec 2017 | Sep 2025 | Solar |
| Midway Solar Farm II | Dominion Renewable Energy | Calipatria, CA | Imperial Irrigation District (IID) | 34.2 GWh | Apr 2017 | Sep 2025 | Solar |
| Midway Solar Farm III | Greenbacker Renewable Energy Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 50.9 GWh | Aug 2018 | Dec 2024 | Solar |
| Midway Solar - TX | Midway Solar | Fort Stockton, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 343.6 GWh | Nov 2018 | Sep 2025 | Solar |
| Midway Sunset Cogen | Midway-Sunset Cogeneration Co | Fellows, CA | California Independent System Operator (CISO) | 111.6 GWh | Apr 1989 | Aug 2025 | Natural Gas |
| Midway Wind, LLC | Midway Wind, LLC | Taft, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 418.5 GWh | Jul 2019 | Sep 2025 | Wind |
| Midwest Energy Community Solar Array | Midwest Energy Inc - (KS) | Colby, KS | Southwest Power Pool (SWPP) | 1.8 GWh | Jan 2015 | Sep 2025 | Solar |
| Mifflinburg PA BTM | American Mun Power-Ohio, Inc | Mifflinburg, PA | PJM Interconnection, LLC (PJM) | 255.0 MWh | May 2024 | Dec 2024 | Distillate Fuel Oil |
| Milagro Solar I | Milagro Solar I, LLC | Santa Teresa, NM | El Paso Electric Company (EPE) | 22.0 GWh | - | Sep 2025 | Solar |
| Milam Gas Recovery | WM Illinois Renewable Energy LLC | East St. Lois, IL | Midcontinent Independent System Operator, Inc. (MISO) | 19.4 GWh | Mar 1991 | Dec 2024 | Natural Gas |
| Milan | Milan Energy LLC | Milan, PA | PJM Interconnection, LLC (PJM) | 38.7 GWh | Feb 2017 | Dec 2024 | Natural Gas |
| Mile 28 Water Power Project | Wood Hydro, LLC | Eden, ID | Idaho Power Company (IPCO) | 5.3 GWh | May 1994 | Dec 2024 | Water |
| Mile Farm | Palmetto Power Management LLC | Rougemont, NC | Duke Energy Progress East (CPLE) | 7.3 GWh | May 2014 | Dec 2024 | Solar |
| Miles City GT | Montana-Dakota Utilities Co | Miles City, MT | Midcontinent Independent System Operator, Inc. (MISO) | 331.0 MWh | Apr 1972 | Dec 2024 | Natural Gas : 97.0% Distillate Fuel Oil : 3.0% |
| Milford | City of Milford - (IA) | Milford, IA | Southwest Power Pool (SWPP) | 283.0 MWh | Dec 1948 | Dec 2024 | Distillate Fuel Oil |
| Milford 2 | SunE DB24 LLC | Milford, UT | PacifiCorp East (PACE) | 7.0 GWh | Nov 2015 | Dec 2024 | Solar |
| Milford Flat Solar Plant | Evergreen Wind, LLC | Milford, UT | PacifiCorp East (PACE) | 6.2 GWh | Jun 2015 | Dec 2024 | Solar |
| Milford Hydro Station | Brookfield Black Bear Hydro, LLC | Milford, ME | ISO New England (ISNE) | 37.2 GWh | Jun 1941 | Dec 2024 | Water |
| Milford Power LP | Milford Power LLC | Milford, MA | ISO New England (ISNE) | 253.1 GWh | Feb 1993 | Dec 2024 | Natural Gas |
| Milford Power Project | Milford Power Co LLC | Milford, CT | ISO New England (ISNE) | 3.6 TWh | Jan 2004 | Sep 2025 | Natural Gas |
| Milford Solar 1 | Milford Solar 1, LLC | Milford, UT | PacifiCorp East (PACE) | 261.9 GWh | Oct 2020 | Sep 2025 | Solar |
| Milford Solar Farm | Milford Solar LLC | Milford, DE | PJM Interconnection, LLC (PJM) | 17.8 GWh | Nov 2012 | Sep 2025 | Solar |
| Milford Solar Farm (NJ) LLC | NJR Clean Energy Ventures Corporation | Milford Township, NJ | PJM Interconnection, LLC (PJM) | 10.5 GWh | Aug 2019 | Dec 2024 | Solar |
| Milford Wind Corridor I LLC | Milford Wind Corridor Phase I, LLC (Longroad) | Milford, UT | Los Angeles Department of Water and Power (LDWP) | 399.7 GWh | Aug 2009 | Sep 2025 | Wind |
| Milford Wind Corridor Stage II LLC | Milford Wind Corridor Stage II LLC | Milford, UT | Los Angeles Department of Water and Power (LDWP) | 193.5 GWh | Apr 2011 | Sep 2025 | Wind |
| MilfordSolar OR | Adapture Renewables, Inc. | Forest Grove, OR | Portland General Electric Company (PGE) | 4.6 GWh | Dec 2020 | Dec 2024 | Solar |
| Milhurst Solar | Altus Power America Management, LLC | Manalapan, NJ | PJM Interconnection, LLC (PJM) | 1.9 GWh | Nov 2015 | Dec 2024 | Solar |
| Mill C | New York State Elec & Gas Corp | Town of Plattsburgh, NY | New York Independent System Operator (NYIS) | 28.1 GWh | Jul 1943 | Dec 2024 | Water |
| Mill Creek 3 | Southern California Edison Co | Mill Creek, CA | California Independent System Operator (CISO) | 10.6 GWh | Feb 1903 | Dec 2024 | Water |
| Mill Creek (KY) | Louisville Gas & Electric Co | Louisville, KY | Louisville Gas and Electric Company and Kentucky Utilities Company (LGEE) | 6.9 TWh | Jul 1972 | Sep 2025 | Bituminous Coal : 99.6% |
| Mill Creek (SC) | Duke Energy Carolinas, LLC | Blacksburg, SC | Duke Energy Carolinas (DUK) | 31.9 GWh | Nov 2002 | Dec 2024 | Natural Gas : 96.4% Distillate Fuel Oil : 3.6% |
| Mill Creek Solar | Public Service Elec & Gas Co | Burlington, NJ | PJM Interconnection, LLC (PJM) | 5.1 GWh | Nov 2011 | Dec 2024 | Solar |
| Mill Creek Solar (OR) | SP Solar 5, LLC | Sheridan, OR | Portland General Electric Company (PGE) | 3.9 GWh | Nov 2017 | Dec 2024 | Solar |
| Mill Pond Solar Farm, LLC | Altus Power America Management, LLC | Whiteville, NC | Duke Energy Progress East (CPLE) | 9.1 GWh | Sep 2017 | Dec 2024 | Solar |
| Mill Pond Solar, LLC | Greenbacker Renewable Energy Corporation | Jamesville, NC | PJM Interconnection, LLC (PJM) | 8.9 GWh | Jul 2019 | Dec 2024 | Solar |
| Mill Run Windpower LLC | Sequitur Renewables, LLC | Mill Run, PA | PJM Interconnection, LLC (PJM) | 19.2 GWh | Nov 2001 | Sep 2025 | Wind |
| Mill Seat Renewable Energy Facility | WM Renewable Energy LLC | Bergen, NY | New York Independent System Operator (NYIS) | 50.8 GWh | Jun 2007 | Dec 2024 | Landfill Gas |
| Millbrook School | Tesla Inc. | Millbrook, NY | New York Independent System Operator (NYIS) | 1.8 GWh | Feb 2015 | Dec 2024 | Solar |
| Millbury MA #1092 | Millbury MA #1092 LLC | Millbury, MA | ISO New England (ISNE) | 1.7 GWh | May 2019 | Dec 2024 | Solar |
| Millbury Solar | Evergreen Wind, LLC | Millbury, MA | ISO New England (ISNE) | 4.2 GWh | Mar 2014 | Dec 2024 | Solar |
| Millcreek Power Generation | City of St George | St. George, UT | PacifiCorp East (PACE) | 148.9 GWh | Mar 2006 | Nov 2024 | Natural Gas |
Summary of Power Plants By State
Figures are based on September 2025 generation numbers.| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 12,052.47 GWh |
| Alaska | # 48 | 147 | 527.57 GWh |
| Arizona | # 9 | 183 | 11,602.92 GWh |
| Arkansas | # 21 | 117 | 5,844.09 GWh |
| California | # 4 | 1,769 | 19,371.91 GWh |
| Colorado | # 30 | 304 | 4,433.17 GWh |
| Connecticut | # 32 | 168 | 3,779.74 GWh |
| Delaware | # 49 | 33 | 419.31 GWh |
| District of Columbia | # 51 | 16 | 16.99 GWh |
| Florida | # 2 | 323 | 24,446.09 GWh |
| Georgia | # 8 | 266 | 11,628.97 GWh |
| Hawaii | # 47 | 73 | 826.54 GWh |
| Idaho | # 44 | 148 | 1,495.33 GWh |
| Illinois | # 5 | 385 | 14,642.93 GWh |
| Indiana | # 14 | 213 | 8,730.35 GWh |
| Iowa | # 26 | 295 | 5,224.35 GWh |
| Kansas | # 25 | 189 | 5,250.86 GWh |
| Kentucky | # 23 | 60 | 5,806.86 GWh |
| Louisiana | # 13 | 87 | 9,343.34 GWh |
| Maine | # 45 | 217 | 1,135.36 GWh |
| Maryland | # 39 | 204 | 2,935.42 GWh |
| Massachusetts | # 41 | 652 | 1,746.92 GWh |
| Michigan | # 11 | 279 | 10,468.02 GWh |
| Minnesota | # 29 | 769 | 4,717.95 GWh |
| Mississippi | # 20 | 58 | 6,625.37 GWh |
| Missouri | # 22 | 128 | 5,843.17 GWh |
| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 1,949.24 GWh |
| Nebraska | # 34 | 132 | 3,501.38 GWh |
| Nevada | # 31 | 114 | 4,053.88 GWh |
| New Hampshire | # 42 | 60 | 1,549.07 GWh |
| New Jersey | # 27 | 399 | 4,969.45 GWh |
| New Mexico | # 36 | 145 | 3,317.84 GWh |
| New York | # 12 | 966 | 10,145.62 GWh |
| North Carolina | # 10 | 917 | 11,211.15 GWh |
| North Dakota | # 37 | 60 | 3,089.17 GWh |
| Ohio | # 6 | 201 | 12,818.31 GWh |
| Oklahoma | # 17 | 143 | 7,364.05 GWh |
| Oregon | # 28 | 282 | 4,812.51 GWh |
| Pennsylvania | # 3 | 260 | 19,731.43 GWh |
| Rhode Island | # 46 | 100 | 863.62 GWh |
| South Carolina | # 16 | 207 | 7,861.23 GWh |
| South Dakota | # 43 | 52 | 1,535.17 GWh |
| Tennessee | # 19 | 88 | 6,829.06 GWh |
| Texas | # 1 | 946 | 51,969.48 GWh |
| Utah | # 35 | 126 | 3,419.48 GWh |
| Vermont | # 50 | 120 | 165.14 GWh |
| Virginia | # 15 | 241 | 8,580.52 GWh |
| Washington | # 18 | 138 | 7,120.43 GWh |
| West Virginia | # 38 | 39 | 3,057.29 GWh |
| Wisconsin | # 24 | 251 | 5,674.74 GWh |
| Wyoming | # 33 | 73 | 3,641.70 GWh |