Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Mt. Sinai- Morningside | Mt. Sinai- Morningside | New York, NY | New York Independent System Operator (NYIS) | 17.0 MWh | Dec 1959 | Dec 2024 | Distillate Fuel Oil |
| Mt Storm | Virginia Electric & Power Co | Mount Storm, WV | PJM Interconnection, LLC (PJM) | 4.8 TWh | Aug 1965 | Sep 2025 | Bituminous Coal : 99.7% |
| Mt. Tom Solar Project Hybrid | Mt. Tom Solar, LLC | Holyoke, MA | ISO New England (ISNE) | 4.2 GWh | Dec 2016 | Dec 2024 | Solar |
| Mt Wachusett Community College | Mt Wachusett Community College | Gardner, MA | ISO New England (ISNE) | 4.3 GWh | Feb 2011 | Sep 2025 | Wind |
| Mtn. Solar 1 | Standard Solar | Watkins, CO | Public Service Company of Colorado (PSCO) | 3.7 GWh | Jul 2019 | Dec 2024 | Solar |
| Mtn. Solar 2 | Standard Solar | Watkins, CO | Public Service Company of Colorado (PSCO) | 3.7 GWh | Aug 2019 | Dec 2024 | Solar |
| Mtn. Solar 3 CSG | Standard Solar | Brush, CO | Public Service Company of Colorado (PSCO) | 3.6 GWh | Dec 2019 | Dec 2024 | Solar |
| Mtn. Solar 4 (CSG) | Standard Solar | Lakewood, CO | Public Service Company of Colorado (PSCO) | 3.6 GWh | Oct 2021 | Dec 2024 | Solar |
| Mtn Solar 6 LLC (CSG) | Nautilus Solar Solutions | Sterling, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 3.9 GWh | Feb 2022 | Dec 2024 | Solar |
| MTSU Power Co-Gen Plant | Middle Tennessee State University | Murfreesboro, TN | Tennessee Valley Authority (TVA) | 38.8 GWh | Jun 1997 | Sep 2025 | Natural Gas |
| MTSUN | Greenbacker Renewable Energy Corporation | Billings, MT | NorthWestern Corporation (NWMT) | 153.4 GWh | Dec 2022 | Sep 2025 | Solar |
| MU Combined Heat and Power Plant | Curators of the University of Missouri | Columbia, MO | Midcontinent Independent System Operator, Inc. (MISO) | 196.3 GWh | Jun 1961 | Sep 2025 | Natural Gas : 73.6% Wood/Wood Waste Solids : 23.7% Bituminous Coal : 2.6% |
| Muck Valley Hydroelectric | Brookfield Renewable Trading and Marketing LP | NA, CA | California Independent System Operator (CISO) | 81.8 GWh | Nov 1988 | Dec 2024 | Water |
| Mud Garden Solar | Mud Garden LLC | Gaylord, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Feb 2020 | Dec 2024 | Solar |
| Mulberry Cogeneration Facility | Florida Municipal Power Agency | Bartow, FL | Duke Energy Florida, Inc. (FPC) | 388.0 GWh | Apr 1994 | Dec 2024 | Natural Gas |
| Mulberry Farm LLC | Onward Energy | Selmer, TN | Tennessee Valley Authority (TVA) | 25.2 GWh | Nov 2014 | Sep 2025 | Solar |
| Mulberry Solar, LLC | Reactivate | Granite City, IL | PJM Interconnection, LLC (PJM) | 2.1 GWh | Oct 2024 | Dec 2024 | Solar |
| Mule Creek Renewable Energy Center | Duke Energy Florida, LLC | Panama City, FL | Duke Energy Florida, Inc. (FPC) | 188.8 GWh | Feb 2024 | Sep 2025 | Solar |
| Mule Farm Solar, LLC | Mule Farm Solar, LLC | Benson, NC | Duke Energy Progress East (CPLE) | 3.6 GWh | Apr 2022 | Dec 2024 | Solar |
| Mulligan Solar, LLC | Mulligan Solar | Broadwell, IL | Midcontinent Independent System Operator, Inc. (MISO) | 157.1 GWh | Jun 2022 | Sep 2025 | Solar |
| Multitrade Rabun Gap, LLC | Multitrade Rabun Gap LLC | Rabun Gap, GA | Southern Company Services, Inc. - Trans (SOCO) | 115.8 GWh | Dec 2009 | Feb 2024 | Wood/Wood Waste Solids |
| Mulvane 2 | City of Mulvane - (KS) | Mulvane, KS | Southwest Power Pool (SWPP) | 55.0 MWh | Aug 2003 | Dec 2024 | Distillate Fuel Oil |
| Munich Re Plaza | Munich Reinsurance America, Inc | Princeton, NJ | PJM Interconnection, LLC (PJM) | 2.4 GWh | Jun 2012 | Dec 2024 | Solar |
| Municipal Cogen Plant | Palm Springs City of | Palm Springs, CA | California Independent System Operator (CISO) | 6.5 GWh | Apr 1985 | Sep 2025 | Natural Gas |
| Municipal Power Plant | City of Zeeland - (MI) | Zeeland, MI | Midcontinent Independent System Operator, Inc. (MISO) | 63.0 MWh | May 2002 | Dec 2024 | Natural Gas |
| Munnsville Wind Farm LLC | Big Sky Wind, LLC | Madison, NY | New York Independent System Operator (NYIS) | 82.0 GWh | Sep 2007 | Dec 2024 | Wind |
| Munro Valley Solar | Ecos Energy LLC | Olancha, CA | California Independent System Operator (CISO) | 10.7 GWh | Sep 2016 | Dec 2024 | Solar |
| Munson-DS&O | Today's Power, Inc. | Junction City, KS | Southwest Power Pool (SWPP) | 2.3 GWh | Apr 2021 | Dec 2024 | Solar |
| Munster Landfill Gas-to-Energy | Town of Munster | Munster, IN | Midcontinent Independent System Operator, Inc. (MISO) | 3.7 GWh | Oct 2012 | Dec 2024 | Landfill Gas |
| Murdock Solar | Cypress Creek Renewables | Clayton, NC | Duke Energy Progress East (CPLE) | 6.2 GWh | Dec 2015 | Dec 2024 | Solar |
| Murphy-Brown LLC | Murphy - Brown LLC | Warsaw, NC | Duke Energy Progress East (CPLE) | 3.0 MWh | Jun 1995 | Jul 2025 | Distillate Fuel Oil |
| Murphy Farm Power, LLC | Duke Energy Renewables Services | Culberson, NC | Duke Energy Carolinas (DUK) | 1.2 GWh | Apr 2011 | Dec 2024 | Solar |
| Murphy Flat Solar | Murphy Flat Power, LLC | Murphy, ID | Idaho Power Company (IPCO) | 40.7 GWh | Mar 2017 | Sep 2025 | Solar |
| Murphys | Utica Water & Power Authority | Murphys, CA | California Independent System Operator (CISO) | 15.5 GWh | Feb 1954 | Dec 2024 | Water |
| Murray | City of North Little Rock - (AR) | North Little Rock, AR | Midcontinent Independent System Operator, Inc. (MISO) | 113.5 GWh | Sep 1988 | Dec 2024 | Water |
| Murray Hill Solar | Consolidated Edison Development Inc. | New Providence, NJ | PJM Interconnection, LLC (PJM) | 1.6 GWh | Apr 2011 | Dec 2024 | Solar |
| Murray Treadwell Farms | Safari Energy, LLC | Chatsworth, GA | Southern Company Services, Inc. - Trans (SOCO) | 6.3 GWh | Feb 2020 | Dec 2024 | Solar |
| Murray Turbine | City of Murray - (UT) | Murray, UT | PacifiCorp East (PACE) | 37.3 GWh | May 2001 | Dec 2024 | Natural Gas |
| Muscatine Plant #1 | Board of Water Electric & Communications | Muscatine, IA | Midcontinent Independent System Operator, Inc. (MISO) | 723.7 GWh | Mar 1958 | Sep 2025 | Subbituminous Coal : 99.7% |
| Muscle Shoals | Muscle Shoals Solar, LLC | Cherokee, AL | Tennessee Valley Authority (TVA) | 431.2 GWh | Aug 2021 | Sep 2025 | Solar |
| Muscogee Public Works | Westbound Solar LLC | Columbus, GA | Southern Company Services, Inc. - Trans (SOCO) | 2.9 GWh | Dec 2018 | Dec 2024 | Solar |
| Museum Drive East Solar | City of Grand Island - (NE) | Grand Island, NE | Southwest Power Pool (SWPP) | 22.0 MWh | Nov 2024 | Dec 2024 | Solar |
| Museum of Science and Industry | Museum of Science and Industry | Chicago, IL | PJM Interconnection, LLC (PJM) | 34.3 MWh | Mar 2003 | Dec 2024 | Natural Gas |
| Musgrave East Solar Farm | Artemis Solar LLC | Aurora, NY | New York Independent System Operator (NYIS) | 2.8 GWh | Nov 2016 | Dec 2024 | Solar |
| Musgrave West Solar Farm | Artemis Solar LLC | Aurora, NY | New York Independent System Operator (NYIS) | 2.9 GWh | Nov 2016 | Dec 2024 | Solar |
| Music City Community Solar | Nashville Electric Service | Madison, TN | Tennessee Valley Authority (TVA) | 2.5 GWh | Jul 2018 | Dec 2024 | Solar |
| Muskogee | Oklahoma Gas & Electric Co | Fort Gibson, OK | Southwest Power Pool (SWPP) | 2.7 TWh | Nov 1977 | Sep 2025 | Natural Gas : 51.1% Subbituminous Coal : 48.9% |
| Musselshell Wind Project | Musselshell Wind Project LLC | Shawmut, MT | NorthWestern Corporation (NWMT) | 23.1 GWh | Nov 2012 | Dec 2024 | Wind |
| Musselshell Wind Project Two LLC | Musselshell Wind Project Two LLC | Shawmut, MT | NorthWestern Corporation (NWMT) | 26.5 GWh | Nov 2012 | Dec 2024 | Wind |
| Mustang | Oklahoma Gas & Electric Co | Oklahoma City, OK | Southwest Power Pool (SWPP) | 495.4 GWh | Apr 1950 | Sep 2025 | Natural Gas : 99.1% Solar : 0.9% |
| Mustang Hills LLC | Mustang Hills, LLC (Longroad) | Mojave, CA | California Independent System Operator (CISO) | 301.5 GWh | Apr 2012 | Dec 2024 | Wind |
| Mustang One | Nautilus Solar Solutions | Cambridge, MD | PJM Interconnection, LLC (PJM) | 3.0 GWh | Jan 2024 | Dec 2024 | Solar |
| Mustang Solar | Dominion Renewable Energy | Robbins, NC | Duke Energy Progress East (CPLE) | 9.2 GWh | Jun 2018 | Dec 2024 | Solar |
| Mustang Station | Golden Spread Electric Cooperative, Inc | Denver City, TX | Southwest Power Pool (SWPP) | 2.6 TWh | May 1999 | Sep 2025 | Natural Gas |
| Mustang Station Unit 4 | Golden Spread Electric Cooperative, Inc | Denver City, TX | Southwest Power Pool (SWPP) | 1.7 TWh | Mar 2006 | Dec 2024 | Natural Gas |
| Mustang Two | RE Mustang Two LLC | Lemoore, CA | California Independent System Operator (CISO) | 406.5 GWh | Oct 2020 | Sep 2025 | Solar |
| Mystic | NorthWestern Energy (MT Hydro) | Fishtail, MT | NorthWestern Corporation (NWMT) | 53.7 GWh | Apr 1925 | Dec 2024 | Water |
| Mystic Generating Station | Constellation Mystic Power LLC | Charlestown, MA | ISO New England (ISNE) | 1.8 TWh | May 1969 | Mar 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 |