Directory of Power Plants in the United States
Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
---|---|---|---|---|---|---|---|
Markland | Duke Energy Indiana, LLC | Florence, IN | Midcontinent Independent System Operator, Inc. (MISO) | 394.7 GWh | Dec 1966 | Dec 2023 | Water |
Markham | Grand River Dam Authority | Locust Grove, OK | Southwest Power Pool (SWPP) | 188.2 GWh | Apr 1964 | Dec 2024 | Water |
Market Street Gardiner Solar, LLC | REA Investments, LLC | Gardiner, ME | ISO New England (ISNE) | 6.1 GWh | Jun 2022 | Dec 2024 | Solar |
Market Farm | Palmetto Power Management LLC | Reidsville, NC | Duke Energy Carolinas (DUK) | 8.5 GWh | Sep 2014 | Dec 2023 | Solar |
Mark One Power Station | ProEnergy Services | Angleton, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 320.9 GWh | Oct 2022 | Apr 2025 | Natural Gas |
Mariposa Solar Center LLC | Heelstone Energy Holdings, LLC | Stanley, NC | Duke Energy Carolinas (DUK) | 8.9 GWh | Aug 2016 | Dec 2024 | Solar |
Mariposa Energy Project | Diamond Generating Corporation | Byron, CA | California Independent System Operator (CISO) | 73.7 GWh | Sep 2012 | Apr 2025 | Natural Gas |
Marion Solar LNG | Marion Solar LLC | Indianapolis, IN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Sep 2015 | Dec 2024 | Solar |
Marion Solar 4b LLC | Pivot Energy | Sandoval, IL | Midcontinent Independent System Operator, Inc. (MISO) | 970.0 MWh | Apr 2024 | Dec 2024 | Solar |
Marion Garden | Excelsior Energy Capital | Faribault, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Oct 2020 | Dec 2024 | Solar |
Marion | Southern Illinois Power Coop | Marion, IL | Midcontinent Independent System Operator, Inc. (MISO) | 721.8 GWh | May 1963 | Apr 2025 | Bituminous Coal : 85.5% Natural Gas : 14.4% |
Marine Corps Logistics Base Solar | Georgia Power Co | Albany, GA | Southern Company Services, Inc. - Trans (SOCO) | 53.6 GWh | Jan 2018 | Apr 2025 | Solar |
Marina South | Altus Power America Management, LLC | San Pedro, CA | California Independent System Operator (CISO) | 1.8 GWh | Nov 2020 | Dec 2024 | Solar |
Marina Landfill Gas | Monterey Regional Waste Mgmt | Marina, CA | California Independent System Operator (CISO) | 22.8 GWh | Mar 1998 | Dec 2024 | Landfill Gas |
Marin Clean Energy Solar One | AES Distributed Energy | Richmond, CA | California Independent System Operator (CISO) | 21.3 GWh | Nov 2017 | Dec 2024 | Solar |
Marigold Community Solar Garden, LLC | National Grid Renewables | Waterville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Dec 2020 | Dec 2024 | Solar |
Marietta | Western Farmers Elec Coop, Inc | Marietta, OK | Southwest Power Pool (SWPP) | 4.5 GWh | Mar 2017 | Apr 2025 | Solar |
Maricopa West Solar PV, LLC | Onward Energy | Taft, CA | California Independent System Operator (CISO) | 47.6 GWh | Nov 2015 | Dec 2024 | Solar |
Mariaville Road Elsworth Solar, LLC | REA Investments, LLC | Ellsworth, ME | ISO New England (ISNE) | 2.5 GWh | Apr 2022 | Dec 2024 | Solar |
Mariani Packing Vacaville Solar | SunE U6 Holdings LLC | Vacaville, CA | California Independent System Operator (CISO) | 1.3 GWh | Oct 2008 | Dec 2024 | Solar |
Mariah del Norte | BHE Renewables, LLC | Friona, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 910.9 GWh | Oct 2016 | Dec 2024 | Wind |
Marengo Wind Plant | PacifiCorp | Dayton, WA | PacifiCorp West (PACW) | 692.7 GWh | Jul 2007 | Dec 2024 | Wind |
Marengo Solar | DG Illinois Solar, LLC | Marengo, IL | PJM Interconnection, LLC (PJM) | 3.9 GWh | Nov 2020 | Dec 2024 | Solar |
Marcus Hook Energy LP | Marcus Hook Energy LP | Marcus Hook, PA | PJM Interconnection, LLC (PJM) | 6.7 TWh | Nov 2004 | Apr 2025 | Natural Gas |
Marco Ranch | Marco Power Inc | Jerome, ID | Idaho Power Company (IPCO) | 2.5 GWh | Jul 1985 | Oct 2024 | Water |
Marceline | City of Marceline - (MO) | Marceline, MO | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 MWh | Jul 1989 | Dec 2024 | Distillate Fuel Oil |
Marble River Wind Farm | Marble River, LLC | Churubusco, NY | New York Independent System Operator (NYIS) | 457.8 GWh | Oct 2012 | Apr 2025 | Wind |
Marble Falls | Lower Colorado River Authority | Marble Falls, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 15.2 GWh | Aug 1951 | Dec 2024 | Water |
Marathon Solar Farm LLC South | Distributed Solar Development, LLC | Canastota, NY | New York Independent System Operator (NYIS) | 6.4 GWh | Nov 2020 | Dec 2024 | Solar |
Marathon Solar Farm II LLC North | Distributed Solar Development, LLC | Canastota, NY | New York Independent System Operator (NYIS) | 4.7 GWh | Nov 2020 | Dec 2024 | Solar |
Marathon Generating Plant | Florida Keys El Coop Assn, Inc | Marathon, FL | Florida Power & Light Co. (FPL) | 46.1 MWh | Dec 1957 | Dec 2024 | Distillate Fuel Oil |
Marathon Bay Area Cogen | Tesoro Marketing & Refining Co. LLC (Martinez) | Martinez, CA | California Independent System Operator (CISO) | 641.9 GWh | Jan 1987 | Apr 2025 | Natural Gas |
Maplewood Solar | Dominion Renewable Energy | Climax, VA | PJM Interconnection, LLC (PJM) | 200.2 GWh | Nov 2022 | Apr 2025 | Solar |
Mapleton Community Solar | Mapleton Community Solar | Mapleton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 5.0 GWh | May 2017 | Dec 2024 | Solar |
Maple Solar | NFI Solar LLC | Vineland, NJ | PJM Interconnection, LLC (PJM) | 4.0 GWh | Apr 2011 | Dec 2024 | Solar |
Maple Ridge Wind Farm | Flat Rock Windpower, LLC | Lowville, NY | New York Independent System Operator (NYIS) | 705.7 GWh | Nov 2005 | Apr 2025 | Wind |
Maple Lake | Great River Energy | Maple Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 176.0 MWh | Apr 1978 | Dec 2024 | Distillate Fuel Oil |
Maple Flats | Invenergy Services LLC | Louisville, IL | Midcontinent Independent System Operator, Inc. (MISO) | 162.9 GWh | Oct 2024 | Apr 2025 | Solar |
Maple(CSG) | Maple Street Solar 1, LLC | Bellingham, MA | ISO New England (ISNE) | 5.8 GWh | Oct 2021 | Dec 2023 | Solar |
Maple City | Greenbacker Renewable Energy Corporation | Osage Township, IA | Associated Electric Cooperative, Inc. (AECI) | 3.1 GWh | Nov 2022 | Dec 2024 | Solar |
Manzano Solar | PNM Resources | Los Lunas, NM | Public Service Company of New Mexico (PNM) | 18.3 GWh | Sep 2013 | Dec 2024 | Solar |
Manzana Wind LLC | Avangrid Power LLC | Rosamond, CA | California Independent System Operator (CISO) | 543.7 GWh | Nov 2012 | Dec 2024 | Wind |
Manway Solar Farm | Strata Manager, LLC | Garland, NC | Duke Energy Progress East (CPLE) | 9.9 GWh | Nov 2015 | Dec 2024 | Solar |
Manti Upper | City of Manti - (UT) | Manti, UT | PacifiCorp East (PACE) | 464.0 MWh | Dec 1938 | Apr 2024 | Water |
Manti Lower | City of Manti - (UT) | Manti, UT | PacifiCorp East (PACE) | 802.0 MWh | Dec 1988 | Dec 2024 | Water |
Manteca Land PV | AES Distributed Energy | Manteca, CA | California Independent System Operator (CISO) | 1.6 GWh | Nov 2017 | Dec 2024 | Solar |
Mansfield Mill | IPC-Mansfield Mill | Mansfield, LA | Midcontinent Independent System Operator, Inc. (MISO) | 760.5 GWh | Sep 1981 | Apr 2025 | Natural Gas : 57.0% Black Liquor : 29.1% Wood/Wood Waste Solids : 12.0% Tire-derived Fuels : 1.9% |
Manning PV 1 | Ecoplexus, Inc | Elon, NC | Duke Energy Carolinas (DUK) | 9.3 GWh | Nov 2018 | Dec 2024 | Solar |
Mankato Energy Center | MEC Holdings, LLC | Mankato, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.7 TWh | Jun 2006 | Dec 2024 | Natural Gas |
Manitowoc | Manitowoc Public Utilities | Manitowoc, WI | Midcontinent Independent System Operator, Inc. (MISO) | 155.2 GWh | May 1955 | Apr 2025 | Wood/Wood Waste Solids : 97.2% Petroleum Coke : 1.3% Bituminous Coal : 1.0% |
Manitou Springs | City of Colorado Springs - (CO) | Manitou Spring, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 2.1 GWh | Apr 1927 | Dec 2024 | Water |
Manistique | Cloverland Electric Co-op | Manistique, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 GWh | Jun 1960 | Dec 2024 | Distillate Fuel Oil |
Manilus | Solar Planet Power | Manilus, NY | New York Independent System Operator (NYIS) | 6.3 GWh | Nov 2023 | Dec 2024 | Solar |
Manheim New Jersey | Cox Enterprises | Bordentown, NJ | PJM Interconnection, LLC (PJM) | 3.6 GWh | May 2009 | Dec 2024 | Solar |
Manheim New England | Cox Enterprises | North Dighton, MA | ISO New England (ISNE) | 2.4 GWh | Nov 2012 | Dec 2024 | Solar |
Manchief Electric Generating Station | Public Service Co of Colorado | Brush, CO | Public Service Company of Colorado (PSCO) | 259.1 GWh | May 2000 | Apr 2025 | Natural Gas |
Manchester Street | Manchester Street, LLC. | Providence, RI | ISO New England (ISNE) | 1.6 TWh | Aug 1995 | Apr 2025 | Natural Gas : 98.3% Distillate Fuel Oil : 1.7% |
Manchester Community College North | Onyx Asset Services Group | Great Path, CT | ISO New England (ISNE) | 1.5 GWh | Sep 2018 | 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 |
Manatee Solar Energy Center | Florida Power & Light Co | Parrish, FL | Florida Power & Light Co. (FPL) | 105.9 GWh | Nov 2016 | Apr 2025 | Solar |
Manatee | Florida Power & Light Co | Parrish, FL | Florida Power & Light Co. (FPL) | 6.2 TWh | Sep 1976 | Apr 2025 | Natural Gas |
Manalapan Village Solar | NJR Clean Energy Ventures Corporation | Manalapan, NJ | PJM Interconnection, LLC (PJM) | 3.4 GWh | Nov 2011 | Dec 2024 | Solar |
Mammoth Pool | Southern California Edison Co | North Fork, CA | California Independent System Operator (CISO) | 421.5 GWh | Feb 1960 | Apr 2025 | Water |
Mammoth Plains | Mammoth Plains Wind Project | Oakwood, OK | Southwest Power Pool (SWPP) | 719.9 GWh | Nov 2014 | Dec 2024 | Wind |
Mammoth North Solar | Mammoth North, LLC | Knox, IN | PJM Interconnection, LLC (PJM) | 274.5 GWh | Oct 2024 | Apr 2025 | Solar |
Mammoth G3 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 103.1 GWh | Nov 1990 | Dec 2024 | Geothermal |
Mammoth G2 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 82.3 GWh | Nov 1990 | Dec 2024 | Geothermal |
Mammoth G1 | Ormat Nevada Inc | Mammoth lakes, CA | California Independent System Operator (CISO) | 59.6 GWh | Nov 1984 | Dec 2024 | Geothermal |
Malone Solar Site | Helios NY I, LLC | Malone, NY | New York Independent System Operator (NYIS) | 1.5 GWh | Nov 2018 | Dec 2024 | Solar |
Malmedal Solar Garden | Malmedal Garden LLC | Starbuck, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Jun 2019 | Dec 2024 | Solar |
Malech Solar Farm | County of Santa Clara (CA) | San Jose, CA | California Independent System Operator (CISO) | 4.8 GWh | Sep 2017 | Dec 2024 | Solar |
Malden | City of Malden - (MO) | Malden, MO | Southwest Power Pool (SWPP) | 128.0 MWh | Jul 1957 | Dec 2024 | Distillate Fuel Oil |
Malburg | City of Vernon | Vernon, CA | California Independent System Operator (CISO) | 362.0 GWh | Sep 2005 | Apr 2025 | Natural Gas |
Malaga Power LLC | CalPeak Power, LLC | Fresno, CA | California Independent System Operator (CISO) | 14.1 GWh | Aug 2005 | Apr 2025 | Natural Gas |
Major Oak Power | Major Oak Power, LLC | Bremond, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 2.3 TWh | Aug 1990 | Apr 2025 | Lignite Coal : 99.9% |
Majestic II Wind | NextEra Energy Majestic Wind | Panhandle, TX | Southwest Power Pool (SWPP) | 157.4 GWh | Jul 2012 | Dec 2024 | Wind |
Majestic 1 Wind Farm | NextEra Energy Majestic Wind | Panhandle, TX | Southwest Power Pool (SWPP) | 365.1 GWh | Dec 2008 | Dec 2024 | Wind |
Maize | Today's Power, Inc. | Colwich, KS | Southwest Power Pool (SWPP) | 2.4 GWh | Apr 2021 | Dec 2024 | Solar |
Mainline Windfarm | Mountain Air Projects, LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 61.7 GWh | Nov 2012 | Dec 2024 | Wind |
Mainely Solar (Wyman Hill Solar LLC) | Wyman Hill Solar, LLC | Rumford, ME | ISO New England (ISNE) | 4.8 GWh | Nov 2022 | Dec 2024 | Solar |
Maine Independence Station | Casco Bay Energy Co LLC | Veazie, ME | ISO New England (ISNE) | 2.5 TWh | Apr 2000 | Dec 2024 | Natural Gas |
Main Street Solar Project | Greenbacker Renewable Energy Corporation | Rutland, VT | ISO New England (ISNE) | 2.2 GWh | Nov 2014 | Dec 2024 | 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 Rd Community Solar | AES Distributed Energy | Newstead, NY | ISO New England (ISNE) | 8.1 GWh | Jun 2022 | Dec 2024 | Solar |
Main Canal Headworks | Columbia Basin Hydropower | Coulee City, WA | Avista Corporation (AVA) | 103.3 GWh | Dec 1986 | Oct 2024 | Water |
Maimonides Medical Center | Maimonides Medical Center | Brooklyn, NY | New York Independent System Operator (NYIS) | 21.0 MWh | Dec 1989 | Dec 2024 | Distillate Fuel Oil |
Maiden Creek Solar Power Plant | Duke Energy Carolinas, LLC | Maiden, NC | Duke Energy Carolinas (DUK) | 122.4 GWh | Dec 2020 | Apr 2025 | Solar |
Maiden Community Center | North Carolina Mun Power Agny #1 | Maiden, NC | Duke Energy Carolinas (DUK) | 99.0 MWh | Aug 2006 | Dec 2024 | Distillate Fuel Oil |
Mahoning Creek Hydroelectric Project | Eagle Creek Renewable Energy, LLC | New Bethlehem, PA | PJM Interconnection, LLC (PJM) | 12.0 GWh | Nov 2013 | Dec 2024 | Water |
Mahoning | WM Renewable Energy LLC | New Springfield, OH | PJM Interconnection, LLC (PJM) | 26.8 GWh | Dec 2012 | Dec 2024 | Landfill Gas |
Magpie Solar, LLC | Adapture Renewables, Inc. | Lavina, MT | NorthWestern Corporation (NWMT) | 5.5 GWh | Aug 2017 | Apr 2025 | Solar |
Magnolia Springs Solar Center | Florida Power & Light Co | Green Cove Springs, FL | Florida Power & Light Co. (FPL) | 128.3 GWh | Feb 2021 | Apr 2025 | Solar |
Magnolia Solar | Tampa Electric Co | Mulberry, FL | Tampa Electric Company (TEC) | 142.1 GWh | Nov 2021 | Apr 2025 | Solar |
Magnolia Power Project | City of Burbank Water and Power | Burbank, CA | Los Angeles Department of Water and Power (LDWP) | 1.3 TWh | Aug 2005 | Apr 2025 | Natural Gas |
Magnolia Power Plant | Tennessee Valley Authority | Ashland, MS | Tennessee Valley Authority (TVA) | 7.0 TWh | Jul 2003 | Apr 2025 | Natural Gas |
Magnet Cove | Arkansas Electric Coop Corp | Malvern, AR | Midcontinent Independent System Operator, Inc. (MISO) | 4.1 TWh | Jun 2005 | Apr 2025 | Natural Gas |
Magic Valley Wind Farm I LLC | Big Sky Wind, LLC | San Perlita, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 448.0 GWh | Aug 2012 | Apr 2025 | Wind |
Magic Valley Generating Station | Calpine Corp-Magic Valley | Edinburg, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.9 TWh | Jan 2002 | Apr 2025 | Natural Gas |
Magic Dam Hydroelectric Project | Wood Hydro, LLC | Shoshone, ID | Idaho Power Company (IPCO) | 19.9 GWh | Apr 1989 | Sep 2024 | Water |
Magdaline Solar, LLC | Magdaline Solar, LLC | Lynchburg, SC | Duke Energy Progress East (CPLE) | 2.8 GWh | Aug 2023 | Dec 2024 | Solar |
Summary of Power Plants By State
Figures are based on April 2025 generation numbers.State | Rank | Active Plants | Apr 2025 Generation |
---|---|---|---|
Alabama | # 7 | 75 | 10,243.20 GWh |
Alaska | # 48 | 142 | 476.79 GWh |
Arizona | # 15 | 173 | 7,447.02 GWh |
Arkansas | # 31 | 99 | 3,937.58 GWh |
California | # 4 | 1,664 | 15,684.45 GWh |
Colorado | # 28 | 290 | 4,479.29 GWh |
Connecticut | # 37 | 162 | 2,832.47 GWh |
Delaware | # 49 | 32 | 450.59 GWh |
District of Columbia | # 51 | 16 | 13.07 GWh |
Florida | # 2 | 317 | 20,430.69 GWh |
Georgia | # 6 | 248 | 11,378.75 GWh |
Hawaii | # 46 | 68 | 750.53 GWh |
Idaho | # 44 | 145 | 1,489.98 GWh |
Illinois | # 5 | 358 | 14,828.23 GWh |
Indiana | # 14 | 208 | 7,809.31 GWh |
Iowa | # 19 | 294 | 6,020.16 GWh |
Kansas | # 21 | 180 | 5,162.37 GWh |
Kentucky | # 25 | 57 | 4,785.23 GWh |
Louisiana | # 16 | 83 | 7,414.75 GWh |
Maine | # 45 | 208 | 1,052.11 GWh |
Maryland | # 36 | 196 | 3,016.71 GWh |
Massachusetts | # 43 | 623 | 1,491.61 GWh |
Michigan | # 9 | 269 | 9,486.98 GWh |
Minnesota | # 27 | 765 | 4,502.46 GWh |
Mississippi | # 20 | 56 | 5,727.48 GWh |
Missouri | # 23 | 120 | 5,119.33 GWh |
State | Rank | Active Plants | Apr 2025 Generation |
---|---|---|---|
Montana | # 40 | 70 | 2,029.46 GWh |
Nebraska | # 38 | 127 | 2,575.70 GWh |
Nevada | # 33 | 110 | 3,434.99 GWh |
New Hampshire | # 42 | 56 | 1,516.23 GWh |
New Jersey | # 22 | 385 | 5,160.42 GWh |
New Mexico | # 32 | 139 | 3,447.34 GWh |
New York | # 8 | 930 | 9,830.59 GWh |
North Carolina | # 10 | 909 | 9,044.94 GWh |
North Dakota | # 35 | 57 | 3,134.93 GWh |
Ohio | # 12 | 197 | 8,321.20 GWh |
Oklahoma | # 18 | 136 | 6,341.82 GWh |
Oregon | # 24 | 272 | 4,888.92 GWh |
Pennsylvania | # 3 | 255 | 17,282.62 GWh |
Rhode Island | # 47 | 97 | 690.36 GWh |
South Carolina | # 11 | 200 | 8,436.34 GWh |
South Dakota | # 41 | 52 | 1,909.63 GWh |
Tennessee | # 26 | 86 | 4,565.37 GWh |
Texas | # 1 | 885 | 43,683.73 GWh |
Utah | # 39 | 122 | 2,192.68 GWh |
Vermont | # 50 | 117 | 200.11 GWh |
Virginia | # 17 | 233 | 6,991.48 GWh |
Washington | # 13 | 134 | 8,268.23 GWh |
West Virginia | # 30 | 39 | 3,969.31 GWh |
Wisconsin | # 29 | 244 | 4,163.43 GWh |
Wyoming | # 34 | 73 | 3,236.34 GWh |