Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Macys Goodyear | Macys Corporate Services, Inc | Goodyear, AZ | Arizona Public Service Company (AZPS) | 3.5 GWh | Nov 2010 | Dec 2022 | Solar |
| Maimonides Medical Center | Maimonides Medical Center | Brooklyn, NY | New York Independent System Operator (NYIS) | 31.0 MWh | Dec 1989 | Dec 2022 | Distillate Fuel Oil |
| Martinsville | City of Martinsville - (VA) | Martinsville, VA | PJM Interconnection, LLC (PJM) | 86.0 MWh | Apr 1932 | Dec 2022 | Water |
| Marys Lake | U S Bureau of Reclamation | Estes Park, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 22.7 GWh | Apr 1951 | Dec 2022 | Water |
| Memphis | City of Memphis - (MO) | Memphis, MO | Associated Electric Cooperative, Inc. (AECI) | 8.0 MWh | Nov 1945 | Dec 2022 | Distillate Fuel Oil |
| Merck | Virginia Electric & Power Co | Elkton, VA | PJM Interconnection, LLC (PJM) | 628.0 MWh | May 2017 | Dec 2022 | Solar |
| Mill Pond Hydro | Rivers Electric, LLC | Leeds, NY | New York Independent System Operator (NYIS) | 1.0 GWh | Jun 1994 | Dec 2022 | Water |
| Mondelez Global LLC | Mondelez Global, LLC | Rockford, IL | PJM Interconnection, LLC (PJM) | 26.9 GWh | Jan 1995 | Dec 2022 | Natural Gas |
| Moreau | Union Electric Co - (MO) | Moreau, MO | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Jul 1978 | Dec 2022 | Distillate Fuel Oil |
| Mountain Village | Alaska Village Elec Coop, Inc | Mountain Village, AK | 796.0 MWh | Dec 1976 | Dec 2022 | Distillate Fuel Oil | |
| Mt Ida Hydroelectric | Clear Energy Capital, LLC | Troy, NY | New York Independent System Operator (NYIS) | 5.2 GWh | Dec 1991 | Dec 2022 | Water |
| Mountain Home Energy Center | Energy Systems Group LLC | Mountain Home, TN | Tennessee Valley Authority (TVA) | 4.6 GWh | May 2002 | Jan 2023 | Natural Gas : 98.2% Distillate Fuel Oil : 1.8% |
| Miami Dade County Resource Recovery Fac | Covanta Southeast Florida Renewable Ltd | Miami, FL | Florida Power & Light Co. (FPL) | 233.7 GWh | Nov 1981 | Feb 2023 | Non-biogenic Municipal Solid Waste : 52.4% Biogenic Municipal Solid Waste : 42.8% Natural Gas : 4.8% |
| Meramec | Union Electric Co - (MO) | St. Louis, MO | Midcontinent Independent System Operator, Inc. (MISO) | 165.0 GWh | Apr 1953 | May 2023 | Natural Gas : 66.6% Subbituminous Coal : 33.4% |
| M. G. Emmett J. Bean Federal Center | U.S. General Services Administration | Indianapolis, IN | Midcontinent Independent System Operator, Inc. (MISO) | 40.9 MWh | Mar 2011 | Jul 2023 | Solar |
| Madera Community Hospital | CleanCapital Holdings | Madera, CA | California Independent System Operator (CISO) | 1.8 GWh | Sep 2011 | Jul 2023 | Solar |
| MO33 CSG | TPE MD MO33 LLC | Gaithersburg, MD | PJM Interconnection, LLC (PJM) | 2.7 GWh | Mar 2022 | Jul 2023 | Solar |
| Maclay Solar Project | Los Angeles Department of Water & Power | Sylmar, CA | Los Angeles Department of Water and Power (LDWP) | 901.5 MWh | Mar 2017 | Aug 2023 | Solar |
| Madison Dam | NorthWestern Energy (MT Hydro) | Ennis, MT | NorthWestern Corporation (NWMT) | 69.9 GWh | Aug 1906 | Sep 2023 | Water |
| Magic Dam Hydroelectric Project | Wood Hydro, LLC | Shoshone, ID | Idaho Power Company (IPCO) | 20.0 GWh | Apr 1989 | Sep 2023 | Water |
| Mesalands Comm College Wind Turbine | Mesalands Community College | Tucumcari, NM | Southwest Power Pool (SWPP) | 1.9 GWh | Nov 2008 | Sep 2023 | Wind |
| Mt Poso Cogeneration | Mt Poso Cogeneration Co | Bakersfield, CA | California Independent System Operator (CISO) | 267.8 GWh | Apr 1989 | Sep 2023 | Wood/Wood Waste Solids : 99.5% Natural Gas : 0.5% |
| Main Canal Headworks | Columbia Basin Hydropower | Coulee City, WA | Avista Corporation (AVA) | 118.7 GWh | Dec 1986 | Oct 2023 | Water |
| Maple Lake | Great River Energy | Maple Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 622.1 MWh | Apr 1978 | Oct 2023 | Distillate Fuel Oil |
| Marco Ranch | Marco Power Inc | Jerome, ID | Idaho Power Company (IPCO) | 2.6 GWh | Jul 1985 | Oct 2023 | Water |
| Massena Energy Facility | Power City Partners LP | Massena, NY | New York Independent System Operator (NYIS) | 21.9 GWh | Jun 1992 | Oct 2023 | Natural Gas |
| Maybrook Solar, LLC (CSG) | NJR Clean Energy Ventures Corporation | Campbell Hall, NY | New York Independent System Operator (NYIS) | 6.0 GWh | Jan 2023 | Oct 2023 | Solar |
| MC6 Hydro Facility | MC6 Hydro Facility | Kuna, ID | Idaho Power Company (IPCO) | 8.7 GWh | Mar 2021 | Oct 2023 | Water |
| McSwain | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 45.9 GWh | Jun 1967 | Oct 2023 | Water |
| Merced Falls | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 12.5 GWh | Jun 1930 | Oct 2023 | Water |
| Michell Butte Power Project | Owyhee Irrigation District | Nyssa, OR | Idaho Power Company (IPCO) | 4.8 GWh | Apr 1989 | Oct 2023 | Water |
| Mile 28 Water Power Project | Wood Hydro, LLC | Eden, ID | Idaho Power Company (IPCO) | 4.3 GWh | May 1994 | Oct 2023 | Water |
| Millcreek Power Generation | City of St George | St. George, UT | PacifiCorp East (PACE) | 118.6 GWh | Mar 2006 | Oct 2023 | Natural Gas |
| Mora Drop Hydroelectric Project | Boise-Kuna Irrigation District | Kuna, ID | Idaho Power Company (IPCO) | 4.8 GWh | May 2006 | Oct 2023 | Water |
| Mountain | Mountain Power, LLC | Mount Holly Springs, PA | PJM Interconnection, LLC (PJM) | 5.4 GWh | May 1972 | Oct 2023 | Distillate Fuel Oil |
| MSC-Empire01, LLC | MSC-Empire01, LLC | Farmington, MN | Midcontinent Independent System Operator, Inc. (MISO) | 235.8 MWh | Jul 2019 | Oct 2023 | Solar |
| McCook | Nebraska Public Power District | McCook, NE | Southwest Power Pool (SWPP) | 2.1 GWh | May 1973 | Nov 2023 | Distillate Fuel Oil |
| McManus | Georgia Power Co | Brunswick, GA | Southern Company Services, Inc. - Trans (SOCO) | 18.1 GWh | Oct 1952 | Nov 2023 | Distillate Fuel Oil |
| McPherson 3 | City of McPherson - (KS) | McPherson, KS | Southwest Power Pool (SWPP) | 15.5 GWh | Sep 1998 | Nov 2023 | Natural Gas : 97.6% Distillate Fuel Oil : 2.4% |
| Midway Peaking LLC | CalPeak Power, LLC | Firebaugh, CA | California Independent System Operator (CISO) | 25.7 GWh | Apr 2009 | Nov 2023 | Natural Gas |
| Minnesota River | Minnesota Municipal Power Agny | Chaska, MN | Midcontinent Independent System Operator, Inc. (MISO) | 7.4 GWh | Apr 2001 | Nov 2023 | Natural Gas |
| Mountain Creek | Mountain Creek Power, LLC | Dallas, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 654.1 GWh | Jan 1956 | Nov 2023 | Natural Gas |
| M Street Jet | Massachusetts Bay Trans Auth | Boston, MA | ISO New England (ISNE) | 275.0 MWh | Apr 1979 | Dec 2023 | Kerosene |
| M72 West Solar | Heritage Sustainable Energy. LLC | Traverse City, MI | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2019 | Dec 2023 | Solar |
| Ma | CD US Solar MT 2 LLC | Lancaster, CA | California Independent System Operator (CISO) | 4.2 GWh | Sep 2013 | Dec 2023 | Solar |
| MA Blackstone | Catalyze Blackstone 83 Federal Street Microgrid, LLC | Blackstone, MA | ISO New England (ISNE) | 4.5 GWh | Jun 2022 | Dec 2023 | Solar |
| MA CS Uxbridge Community Solar | MA CS Uxbridge, LLC | Uxbridge, MA | ISO New England (ISNE) | 4.3 GWh | Jan 2023 | Dec 2023 | Solar |
| MA Military Reservation Wind Project | Air Force Civil Engineer Center | Otis ANG Base Bourne, MA | ISO New England (ISNE) | 9.7 GWh | Nov 2009 | Dec 2023 | Wind |
| MA Solar Storage 1 Hybrid | Origis Energy USA, Inc | Sterling, MA | ISO New England (ISNE) | 1.3 GWh | Feb 2018 | Dec 2023 | Solar |
| Macbeth Solar | Macbeth Solar, LLC | Montague, MI | Midcontinent Independent System Operator, Inc. (MISO) | 36.1 GWh | Apr 2022 | Dec 2023 | Solar |
| Macedon | Solar Planet Power | Macedon, NY | New York Independent System Operator (NYIS) | 2.4 GWh | Jan 2019 | Dec 2023 | Solar |
| Macho Springs | Southern Power Co | Deming, NM | El Paso Electric Company (EPE) | 115.5 GWh | Apr 2014 | Dec 2023 | Solar |
| Macho Springs Power I | Capital Power Corporation | Deming, NM | El Paso Electric Company (EPE) | 131.8 GWh | Oct 2011 | Dec 2023 | Wind |
| MacKinnon Solar | Ecos Energy LLC | Rutland, VT | ISO New England (ISNE) | 3.4 GWh | Jul 2021 | Dec 2023 | Solar |
| Macksburg Wind Project | MidAmerican Energy Co | Macksburg, IA | Midcontinent Independent System Operator, Inc. (MISO) | 322.3 GWh | Nov 2014 | Dec 2023 | Wind |
| Macomb | Erie Boulevard Hydropower LP | Malone, NY | New York Independent System Operator (NYIS) | 7.3 GWh | Dec 1939 | Dec 2023 | Water |
| Macon Energy Center | City of Macon - (MO) | Macon, MO | Associated Electric Cooperative, Inc. (AECI) | 87.3 GWh | Apr 2003 | Dec 2023 | Natural Gas |
| Madelyn Solar, LLC | CD US Solar PO 3, LLC | Silver Lake, CA | California Independent System Operator (CISO) | 2.5 GWh | Nov 2014 | Dec 2023 | Solar |
| Madera 1 PV | ZGlobal Inc | Madera, CA | California Independent System Operator (CISO) | 2.7 GWh | Nov 2017 | Dec 2023 | Solar |
| Madison | Duke Energy Indiana, LLC | Trenton, OH | PJM Interconnection, LLC (PJM) | 928.1 GWh | May 2000 | Dec 2023 | Natural Gas |
| Madison County | AEP Onsite Partners, LLC | Canastota, NY | New York Independent System Operator (NYIS) | 2.6 GWh | Jul 2017 | Dec 2023 | Solar |
| Madison Solar | Ecos Energy LLC | Somers, CT | ISO New England (ISNE) | 1.6 GWh | Dec 2020 | Dec 2023 | Solar |
| Madison Utilities | City of Madison - (NE) | Madison, NE | Southwest Power Pool (SWPP) | 26.0 MWh | Mar 1953 | Dec 2023 | Distillate Fuel Oil |
| Magdaline Solar, LLC | Magdaline Solar, LLC | Lynchburg, SC | Duke Energy Progress East (CPLE) | 1.1 GWh | Aug 2023 | Dec 2023 | Solar |
| Mahoning | WM Renewable Energy LLC | New Springfield, OH | PJM Interconnection, LLC (PJM) | 28.9 GWh | Dec 2012 | Dec 2023 | Landfill Gas |
| Mahoning Creek Hydroelectric Project | Eagle Creek Renewable Energy, LLC | New Bethlehem, PA | PJM Interconnection, LLC (PJM) | 8.5 GWh | Nov 2013 | Dec 2023 | Water |
| Maiden Community Center | North Carolina Mun Power Agny #1 | Maiden, NC | Duke Energy Carolinas (DUK) | 30.0 MWh | Aug 2006 | Dec 2023 | Distillate Fuel Oil |
| Main Rd Community Solar | AES Distributed Energy | Newstead, NY | ISO New England (ISNE) | 8.2 GWh | Jun 2022 | Dec 2023 | Solar |
| Main Street (MI) | Village of Sebewaing - (MI) | Sebewaing, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 MWh | May 1947 | Dec 2023 | Distillate Fuel Oil |
| Main Street Solar Project | Greenbacker Renewable Energy Corporation | Rutland, VT | ISO New England (ISNE) | 2.1 GWh | Nov 2014 | Dec 2023 | Solar |
| Maine Independence Station | Casco Bay Energy Co LLC | Veazie, ME | ISO New England (ISNE) | 936.9 GWh | Apr 2000 | Dec 2023 | Natural Gas |
| Mainely Solar (Wyman Hill Solar LLC) | Wyman Hill Solar, LLC | Rumford, ME | ISO New England (ISNE) | 3.9 GWh | Nov 2022 | Dec 2023 | Solar |
| Mainline Windfarm | Mountain Air Projects, LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 54.9 GWh | Nov 2012 | Dec 2023 | Wind |
| Majestic 1 Wind Farm | NextEra Energy Majestic Wind | Panhandle, TX | Southwest Power Pool (SWPP) | 345.1 GWh | Dec 2008 | Dec 2023 | Wind |
| Majestic II Wind | NextEra Energy Majestic Wind | Panhandle, TX | Southwest Power Pool (SWPP) | 180.7 GWh | Jul 2012 | Dec 2023 | Wind |
| Malden | City of Malden - (MO) | Malden, MO | Southwest Power Pool (SWPP) | 75.0 MWh | Jul 1957 | Dec 2023 | Distillate Fuel Oil |
| Malech Solar Farm | County of Santa Clara (CA) | San Jose, CA | California Independent System Operator (CISO) | 5.3 GWh | Sep 2017 | Dec 2023 | Solar |
| Malmedal Solar Garden | Malmedal Garden LLC | Starbuck, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Jun 2019 | Dec 2023 | Solar |
| Malone Solar Site | Helios NY I, LLC | Malone, NY | New York Independent System Operator (NYIS) | 1.4 GWh | Nov 2018 | Dec 2023 | Solar |
| Mammoth G1 | Ormat Nevada Inc | Mammoth lakes, CA | California Independent System Operator (CISO) | 57.7 GWh | Nov 1984 | Dec 2023 | Geothermal |
| Mammoth G2 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 62.3 GWh | Nov 1990 | Dec 2023 | Geothermal |
| Mammoth G3 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 104.0 GWh | Nov 1990 | Dec 2023 | Geothermal |
| Mammoth Plains | Mammoth Plains Wind Project | Oakwood, OK | Southwest Power Pool (SWPP) | 739.8 GWh | Nov 2014 | Dec 2023 | Wind |
| Manalapan Village Solar | NJR Clean Energy Ventures Corporation | Manalapan, NJ | PJM Interconnection, LLC (PJM) | 3.6 GWh | Nov 2011 | Dec 2023 | Solar |
| Manchester Community College East | Onyx Asset Services Group | Manchester, CT | ISO New England (ISNE) | 1.4 GWh | Sep 2018 | Dec 2023 | Solar |
| Manchester Community College North | Onyx Asset Services Group | Great Path, CT | ISO New England (ISNE) | 1.5 GWh | Sep 2018 | Dec 2023 | Solar |
| Manheim New England | Cox Enterprises | North Dighton, MA | ISO New England (ISNE) | 3.0 GWh | Nov 2012 | Dec 2023 | Solar |
| Manheim New Jersey | Cox Enterprises | Bordentown, NJ | PJM Interconnection, LLC (PJM) | 2.9 GWh | May 2009 | Dec 2023 | Solar |
| Manistique | Cloverland Electric Co-op | Manistique, MI | Midcontinent Independent System Operator, Inc. (MISO) | 977.0 MWh | Jun 1960 | Dec 2023 | Distillate Fuel Oil |
| Manitou Springs | City of Colorado Springs - (CO) | Manitou Spring, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 14.6 GWh | Apr 1927 | Dec 2023 | Water |
| Mankato Energy Center | MEC Holdings, LLC | Mankato, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.6 TWh | Jun 2006 | Dec 2023 | Natural Gas |
| Manning PV 1 | Ecoplexus, Inc | Elon, NC | Duke Energy Carolinas (DUK) | 9.2 GWh | Nov 2018 | Dec 2023 | Solar |
| Manteca Land PV | AES Distributed Energy | Manteca, CA | California Independent System Operator (CISO) | 444.0 MWh | Nov 2017 | Dec 2023 | Solar |
| Manti Lower | City of Manti - (UT) | Manti, UT | PacifiCorp East (PACE) | 1.8 GWh | Dec 1988 | Dec 2023 | Water |
| Manti Upper | City of Manti - (UT) | Manti, UT | PacifiCorp East (PACE) | 58.0 MWh | Dec 1938 | Dec 2023 | Water |
| Manway Solar Farm | Strata Manager, LLC | Garland, NC | Duke Energy Progress East (CPLE) | 9.3 GWh | Nov 2015 | Dec 2023 | Solar |
| Manzana Wind LLC | Avangrid Renewables LLC | Rosamond, CA | California Independent System Operator (CISO) | 468.5 GWh | Nov 2012 | Dec 2023 | Wind |
| Manzano Solar | PNM Resources | Los Lunas, NM | Public Service Company of New Mexico (PNM) | 17.5 GWh | Sep 2013 | Dec 2023 | Solar |
| Maple City | Greenbacker Renewable Energy Corporation | Osage Township, IA | Associated Electric Cooperative, Inc. (AECI) | 2.9 GWh | Nov 2022 | Dec 2023 | Solar |
| Maple(CSG) | Maple Street Solar 1, LLC | Bellingham, MA | ISO New England (ISNE) | 5.8 GWh | Oct 2021 | Dec 2023 | Solar |
Summary of Power Plants By State
Figures are based on August 2024 generation numbers.| State | Rank | Active Plants | Aug 2024 Generation |
|---|---|---|---|
| Alabama | # 7 | 78 | 14,073.11 GWh |
| Alaska | # 48 | 147 | 631.71 GWh |
| Arizona | # 10 | 161 | 12,447.73 GWh |
| Arkansas | # 23 | 77 | 6,473.81 GWh |
| California | # 4 | 1,666 | 22,299.47 GWh |
| Colorado | # 28 | 277 | 5,476.67 GWh |
| Connecticut | # 33 | 159 | 4,351.57 GWh |
| Delaware | # 49 | 31 | 481.79 GWh |
| District of Columbia | # 51 | 12 | 19.18 GWh |
| Florida | # 2 | 286 | 27,339.08 GWh |
| Georgia | # 6 | 251 | 14,863.07 GWh |
| Hawaii | # 47 | 69 | 841.39 GWh |
| Idaho | # 43 | 142 | 1,655.52 GWh |
| Illinois | # 5 | 335 | 17,196.16 GWh |
| Indiana | # 18 | 202 | 9,001.13 GWh |
| Iowa | # 26 | 283 | 5,529.62 GWh |
| Kansas | # 31 | 165 | 5,363.63 GWh |
| Kentucky | # 21 | 55 | 6,964.00 GWh |
| Louisiana | # 14 | 82 | 10,133.66 GWh |
| Maine | # 45 | 162 | 1,185.43 GWh |
| Maryland | # 38 | 185 | 3,346.65 GWh |
| Massachusetts | # 41 | 614 | 1,896.47 GWh |
| Michigan | # 12 | 274 | 12,135.86 GWh |
| Minnesota | # 27 | 748 | 5,511.98 GWh |
| Mississippi | # 19 | 55 | 7,436.42 GWh |
| Missouri | # 20 | 126 | 7,051.26 GWh |
| State | Rank | Active Plants | Aug 2024 Generation |
|---|---|---|---|
| Montana | # 40 | 70 | 2,306.38 GWh |
| Nebraska | # 36 | 125 | 3,559.93 GWh |
| Nevada | # 32 | 110 | 4,699.98 GWh |
| New Hampshire | # 42 | 60 | 1,808.14 GWh |
| New Jersey | # 25 | 387 | 5,633.45 GWh |
| New Mexico | # 39 | 139 | 3,198.26 GWh |
| New York | # 11 | 848 | 12,289.60 GWh |
| North Carolina | # 9 | 893 | 13,559.75 GWh |
| North Dakota | # 35 | 59 | 3,641.88 GWh |
| Ohio | # 8 | 190 | 13,652.00 GWh |
| Oklahoma | # 15 | 130 | 10,062.87 GWh |
| Oregon | # 29 | 262 | 5,448.37 GWh |
| Pennsylvania | # 3 | 246 | 23,205.63 GWh |
| Rhode Island | # 46 | 97 | 1,061.17 GWh |
| South Carolina | # 16 | 203 | 9,629.88 GWh |
| South Dakota | # 44 | 53 | 1,603.17 GWh |
| Tennessee | # 22 | 87 | 6,912.16 GWh |
| Texas | # 1 | 797 | 58,529.53 GWh |
| Utah | # 37 | 122 | 3,440.26 GWh |
| Vermont | # 50 | 114 | 207.44 GWh |
| Virginia | # 13 | 213 | 10,408.51 GWh |
| Washington | # 17 | 138 | 9,091.93 GWh |
| West Virginia | # 30 | 36 | 5,412.86 GWh |
| Wisconsin | # 24 | 230 | 6,416.93 GWh |
| Wyoming | # 34 | 70 | 3,868.32 GWh |