Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Blue Springs | Florida Power & Light Co | Marianna, FL | Florida Power & Light Co. (FPL) | 128.4 GWh | Nov 2021 | Feb 2026 | Solar |
| Apalachee | Florida Power & Light Co | Marianna, FL | Florida Power & Light Co. (FPL) | 144.0 GWh | Dec 2022 | Feb 2026 | Solar |
| Berry Cogen Tanne Hills 18 | Berry Petroleum Co | Maricopa, CA | California Independent System Operator (CISO) | 139.4 GWh | Nov 1986 | Feb 2026 | Natural Gas |
| Central Plains Wind Farm | Evergy Kansas Central, Inc | Marienthal, KS | Southwest Power Pool (SWPP) | 102.2 GWh | Feb 2009 | Dec 2024 | Wind |
| Solar BESS Hybrid | Cobb Electric Membership Corporation | Marietta, GA | Southern Company Services, Inc. - Trans (SOCO) | 2.3 GWh | Sep 2020 | Dec 2024 | Solar : 94.6% Natural Gas : 5.4% |
| Marietta | Western Farmers Elec Coop, Inc | Marietta, OK | Southwest Power Pool (SWPP) | 4.7 GWh | Mar 2017 | Feb 2026 | Solar |
| Bullis Road Solar (CSG) | RPNY Solar 2, LLC | Marilla, NY | New York Independent System Operator (NYIS) | 7.1 GWh | May 2022 | Dec 2024 | Solar |
| Monterey Regional Water Pollution Contro | Tesla Inc. | Marina, CA | California Independent System Operator (CISO) | 1.2 GWh | Nov 2010 | Dec 2024 | Solar |
| Monterey One Water | Monterey One Water | Marina, CA | California Independent System Operator (CISO) | 7.3 GWh | Jul 1988 | Dec 2024 | Other Biomass Gas : 74.6% Natural Gas : 25.4% |
| Marina Landfill Gas | Monterey Regional Waste Mgmt | Marina, CA | California Independent System Operator (CISO) | 22.8 GWh | Mar 1998 | Dec 2024 | Landfill Gas |
| Park Mill | Eagle Creek Renewable Energy, LLC | Marinette, WI | Midcontinent Independent System Operator, Inc. (MISO) | 9.2 GWh | Dec 1919 | Dec 2024 | Water |
| Foster Wheeler Mt Carmel Cogen | Mount Carmel Cogen Inc | Marion Heights, PA | PJM Interconnection, LLC (PJM) | 74.3 GWh | Dec 1989 | Sep 2024 | Waste/Other Coal : 89.5% Natural Gas : 10.5% |
| Marion | Southern Illinois Power Coop | Marion, IL | Midcontinent Independent System Operator, Inc. (MISO) | 783.3 GWh | May 1963 | Feb 2026 | Bituminous Coal : 85.9% Natural Gas : 13.6% Distillate Fuel Oil : 0.5% |
| SV CSG Barrass Farms II LL | SV CSG Barrass Farms II LLC | Marion, IL | Midcontinent Independent System Operator, Inc. (MISO) | 4.3 GWh | Aug 2023 | Dec 2024 | Solar |
| Deer Creek PV | Indiana Michigan Power Co | Marion, IN | PJM Interconnection, LLC (PJM) | 2.9 GWh | Dec 2015 | Feb 2026 | Solar |
| Alliant SBD 8602 Marion Sub | Industrial Energy Applications Inc | Marion, IA | Midcontinent Independent System Operator, Inc. (MISO) | 18.6 MWh | Jul 1986 | Dec 2024 | Distillate Fuel Oil |
| Whirlpool Corporation - Marion Wind Farm | OEE XXIII LLC | Marion, OH | PJM Interconnection, LLC (PJM) | 5.7 GWh | Sep 2017 | Dec 2024 | Wind |
| Buckeye Power Inc. | Township Road 215 Solar Project 2021, LLC | Marion, OH | PJM Interconnection, LLC (PJM) | 3.6 GWh | Jun 2022 | Dec 2024 | Solar |
| POET Biorefining - Marion, LLC | POET Biorefining - Marion, LLC | Marion, OH | PJM Interconnection, LLC (PJM) | 27.0 GWh | Jul 2017 | Dec 2024 | Natural Gas |
| Cardinal Solar LLC | Cardinal Solar LLC | Marion, SC | Duke Energy Progress East (CPLE) | 16.2 GWh | Nov 2020 | Dec 2024 | Solar |
| Jessamine Solar | Altus Power America Management, LLC | Marion, SC | Duke Energy Progress East (CPLE) | 3.6 GWh | Mar 2019 | Dec 2024 | Solar |
| Guadalupe Generating Station | Guadalupe Power Partners LP | Marion, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 5.5 TWh | Sep 2000 | Feb 2026 | Natural Gas |
| Prairie State Generating Station | Prairie State Generating Co LLC | Marissa, IL | Midcontinent Independent System Operator, Inc. (MISO) | 12.3 TWh | May 2012 | Feb 2026 | Bituminous Coal : 99.8% |
| Thunder Ranch Wind Project | Thunder Ranch Wind Project, LLC | Marland, OK | Southwest Power Pool (SWPP) | 806.2 GWh | Nov 2017 | Feb 2026 | Wind |
| Marlin Solar | Cypress Creek Renewables | Marlin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 9.9 GWh | Nov 2017 | Dec 2024 | Solar |
| Rush Springs Wind | Rush Springs Wind Project | Marlow, OK | Southwest Power Pool (SWPP) | 919.9 GWh | Nov 2016 | Feb 2026 | Wind |
| Marmet | Appalachian Power Co | Marmet, WV | PJM Interconnection, LLC (PJM) | 67.4 GWh | Nov 1935 | Dec 2024 | Water |
| Radfords Run Wind Farm | Big Sky Wind, LLC | Maroa, IL | PJM Interconnection, LLC (PJM) | 1.0 TWh | Nov 2017 | Feb 2026 | Wind |
| Marquette Energy Center | City of Marquette - (MI) | Marquette, MI | Midcontinent Independent System Operator, Inc. (MISO) | 162.2 GWh | Jul 2017 | Dec 2024 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| McClure Dam | Upper Peninsula Power Company | Marquette, MI | Midcontinent Independent System Operator, Inc. (MISO) | 32.4 GWh | Jan 1988 | Dec 2024 | Water |
| James R Smith | City of Marquette - (MI) | Marquette, MI | Midcontinent Independent System Operator, Inc. (MISO) | 13.4 GWh | Dec 1918 | Dec 2024 | Water |
| Plant Four | City of Marquette - (MI) | Marquette, MI | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 MWh | Apr 1979 | Dec 2024 | Distillate Fuel Oil |
| Alpha Ridge LFG | Howard County - Maryland | Marriottsville, MD | PJM Interconnection, LLC (PJM) | 258.0 MWh | Jun 2012 | Dec 2024 | Landfill Gas |
| P52ES 1755 Henryton Rd Phase 2 LLC | Nautilus Solar Solutions | Marriottsville, MD | PJM Interconnection, LLC (PJM) | 3.8 GWh | May 2021 | Dec 2024 | Solar |
| P52ES 1755 Henryton Rd Phase 1 LLC CSG | Nautilus Solar Solutions | Marriottsville, MD | PJM Interconnection, LLC (PJM) | 3.4 GWh | May 2021 | Dec 2024 | Solar |
| Mars Hill | Greenbacker Renewable Energy Corporation | Mars Hill, ME | ISO New England (ISNE) | 95.0 MWh | Oct 2024 | Dec 2024 | Solar |
| Mars Hill Wind Farm Project | Evergreen Wind, LLC | Mars Hill, ME | (NBSO) | 118.9 GWh | Feb 2007 | Dec 2024 | Wind |
| LaSalle Generating Station | Constellation Nuclear | Marseilles, IL | PJM Interconnection, LLC (PJM) | 18.7 TWh | Dec 1983 | Feb 2026 | Nuclear |
| Grand Ridge Wind Energy Center | Invenergy Services LLC | Marseilles, IL | PJM Interconnection, LLC (PJM) | 485.5 GWh | Sep 2008 | Dec 2024 | Wind |
| Grand Ridge Solar Farm | Invenergy Services LLC | Marseilles, IL | PJM Interconnection, LLC (PJM) | 30.7 GWh | Jun 2012 | Feb 2026 | Solar |
| Marshall | Alaska Village Elec Coop, Inc | Marshall, AK | 1.7 GWh | May 1994 | Dec 2024 | Distillate Fuel Oil | |
| Marshall (IL) | City of Marshall - (IL) | Marshall, IL | Midcontinent Independent System Operator, Inc. (MISO) | 116.0 MWh | Mar 2002 | Dec 2024 | Distillate Fuel Oil |
| GRS C&C | Gas Recovery Systems Inc | Marshall, MI | Midcontinent Independent System Operator, Inc. (MISO) | 21.0 GWh | Jan 1995 | Dec 2024 | Landfill Gas |
| Marshall (MI) | City of Marshall - (MI) | Marshall, MI | Midcontinent Independent System Operator, Inc. (MISO) | 704.0 MWh | May 1928 | Dec 2024 | Water |
| Marshall (MN) | City of Marshall - (MN) | Marshall, MN | Midcontinent Independent System Operator, Inc. (MISO) | 59.8 MWh | Jun 1969 | Dec 2024 | Distillate Fuel Oil |
| Marshall Wind 1 LLC | Marshall Wind Farm, LLC | Marshall, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.5 GWh | Nov 2007 | Dec 2024 | Wind |
| Marshall Wind 6 LLC | Marshall Wind Farm, LLC | Marshall, MN | Midcontinent Independent System Operator, Inc. (MISO) | 3.0 GWh | Nov 2007 | Dec 2024 | Wind |
| Marshall Wind 2 LLC | Marshall Wind Farm, LLC | Marshall, MN | Midcontinent Independent System Operator, Inc. (MISO) | 6.4 GWh | Nov 2007 | Dec 2024 | Wind |
| Marshall Wind 5 LLC | Marshall Wind Farm, LLC | Marshall, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2007 | Dec 2024 | Wind |
| Marshall Wind 3 LLC | Marshall Wind Farm, LLC | Marshall, MN | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 GWh | Nov 2007 | Dec 2024 | Wind |
| Marshall Wind 4 LLC | Marshall Wind Farm, LLC | Marshall, MN | Midcontinent Independent System Operator, Inc. (MISO) | 6.2 GWh | Nov 2007 | Dec 2024 | Wind |
| Marshall Solar Plus LLC | Western Minnesota Mun Pwr Agny | Marshall, MN | Midcontinent Independent System Operator, Inc. (MISO) | 539.0 MWh | Nov 2024 | Dec 2024 | Solar |
| Marshall Solar Energy Project | Marshall Solar Energy Project | Marshall, MN | Midcontinent Independent System Operator, Inc. (MISO) | 96.5 GWh | Dec 2016 | Feb 2026 | Solar |
| Marshall Solar Farm (MO) | Missouri Jnt Muni.Pwr Elec. Ut. Comm. | Marshall, MO | Southwest Power Pool (SWPP) | 4.1 GWh | Nov 2016 | Dec 2024 | Solar |
| Marshall (MO) | City of Marshall - (MO) | Marshall, MO | Southwest Power Pool (SWPP) | 437.0 MWh | May 1948 | Dec 2024 | Natural Gas : 85.4% Distillate Fuel Oil : 14.6% |
| Snider Industries | Snider Industries Inc | Marshall, TX | Southwest Power Pool (SWPP) | 12.5 GWh | Jul 1983 | Dec 2024 | Wood/Wood Waste Solids |
| Harrison County Power Project | Northeast Texas Elec Coop, Inc | Marshall, TX | Southwest Power Pool (SWPP) | 2.5 TWh | May 2003 | Feb 2026 | Natural Gas |
| Marshalltown | Interstate Power and Light Co | Marshalltown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 79.0 GWh | May 1978 | Dec 2024 | Natural Gas |
| Alliant SBD 9107 JBS USA | Industrial Energy Applications Inc | Marshalltown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 61.7 MWh | Jul 1992 | Feb 2026 | Distillate Fuel Oil |
| Marshalltown Generating Station | Interstate Power and Light Co | Marshalltown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 3.1 TWh | Mar 2017 | Feb 2026 | Natural Gas : 99.9% |
| Vienna Wind Farm | MidAmerican Energy Co | Marshalltown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 397.6 GWh | Oct 2012 | Dec 2024 | Wind |
| Marshfield PV | Terraform Arcadia | Marshfield, MA | ISO New England (ISNE) | 5.2 GWh | Nov 2013 | Dec 2024 | Solar |
| Emerald Marshfields, LLC | Emerald Marshfield, LLC | Marshfield, MA | ISO New England (ISNE) | 2.2 GWh | Nov 2022 | Dec 2024 | Solar |
| Marshfield 6 | Green Mountain Power Corp | Marshfield, VT | ISO New England (ISNE) | 8.1 GWh | Dec 1926 | Dec 2024 | Water |
| Marshfield Utilities Gas Plant | City of Marshfield - (WI) | Marshfield, WI | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | May 2011 | Dec 2024 | Natural Gas |
| Marshville Farm | Strata Manager, LLC | Marshville, NC | Duke Energy Carolinas (DUK) | 7.2 GWh | Sep 2013 | Dec 2024 | Solar |
| BG Stewart Solar Farm, LLC | Cypress Creek Renewables | Marshville, NC | Duke Energy Carolinas (DUK) | 8.3 GWh | Oct 2015 | Dec 2024 | Solar |
| Rockingham Solar, LLC | SRE Utility Solar 1, LLC | Marston, NC | Duke Energy Carolinas (DUK) | 9.8 GWh | Oct 2015 | Dec 2024 | Solar |
| Barnstable Landfill | Clean Focus Yield, LLC | Marstons Mills, MA | ISO New England (ISNE) | 5.3 GWh | Aug 2014 | Dec 2024 | Solar |
| Marston Mills Solar | SoCore Energy LLC | Marstons Mills, MA | ISO New England (ISNE) | 5.7 GWh | Nov 2021 | Dec 2024 | Solar |
| Prairie Hill Wind Project | Engie North America | Mart, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 94.0 GWh | Nov 2020 | Nov 2025 | Wind |
| Lily Solar | X-Elio North America Inc | Martin, SC | Dominion Energy South Carolina, Inc. (SCEG) | 160.0 GWh | Jan 2020 | Feb 2026 | Solar |
| Martinez Refining | Martinez Refining Co | Martinez, CA | California Independent System Operator (CISO) | 725.2 GWh | Oct 1995 | Feb 2026 | Natural Gas : 96.7% Other Gas : 3.3% |
| Martinez Sulfuric Acid Regeneration Plt | Eco Services Corp. | Martinez, CA | California Independent System Operator (CISO) | 17.3 GWh | Dec 1977 | Dec 2024 | Waste Heat |
| CCCSD Wastewater Treatment Plnt | Central Contra Costa Sanitary District | Martinez, CA | California Independent System Operator (CISO) | 20.0 GWh | Nov 1995 | Feb 2026 | Natural Gas |
| Marathon Bay Area Cogen | Tesoro Marketing & Refining Co. LLC (Martinez) | Martinez, CA | California Independent System Operator (CISO) | 544.1 GWh | Jan 1987 | Feb 2026 | Natural Gas |
| Stevens Creek | Dominion Energy South Carolina, Inc | Martinez, GA | Dominion Energy South Carolina, Inc. (SCEG) | 74.5 GWh | May 1914 | Dec 2024 | Water |
| Gordon Butte Wind LLC | Gordon Butte Wind LLC | Martinsdale, MT | NorthWestern Corporation (NWMT) | 72.8 GWh | Dec 2011 | Dec 2024 | Wind |
| Eagle Valley (IN) | AES Indiana | Martinsville, IN | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 TWh | Nov 1951 | Feb 2026 | Natural Gas |
| Clinton Solar (OH) | Clinton Solar (OH) LLC | Martinsville, OH | PJM Interconnection, LLC (PJM) | 17.1 GWh | - | Feb 2026 | Solar |
| Martinsville LFG Generator | City of Martinsville - (VA) | Martinsville, VA | PJM Interconnection, LLC (PJM) | 254.0 MWh | Feb 2012 | Feb 2026 | Natural Gas |
| Dakota Range Wind | Northern States Power Co - Minnesota | Marvin, SD | Midcontinent Independent System Operator, Inc. (MISO) | 989.4 GWh | Dec 2021 | Feb 2026 | Wind |
| Maryneal Windpower | Duke Energy Renewables Services | Maryneal, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 557.3 GWh | Jun 2021 | Feb 2026 | Wind |
| Cadence Solar Energy Center | Cadence Solar Energy LLC | Marysville, OH | PJM Interconnection, LLC (PJM) | 47.9 GWh | - | Feb 2026 | Solar |
| Clear Creek Wind | Clear Creek Wind, LLC | Maryville, MO | Associated Electric Cooperative, Inc. (AECI) | 496.2 GWh | Apr 2020 | Feb 2026 | Wind |
| Squa Pan Hydro Station | Algonquin Northern Maine | Masardis, ME | (NBSO) | 426.0 MWh | Nov 1941 | Jul 2024 | Water |
| Foxwoods CoGen | Foxwoods Resort Casino | Mashantucket, CT | ISO New England (ISNE) | 10.8 GWh | May 2010 | Dec 2024 | Natural Gas |
| Mashpee Landfill Solar | Nautilus Solar Solutions | Mashpee, MA | ISO New England (ISNE) | 2.3 GWh | Aug 2014 | Dec 2024 | Solar |
| 118 Echo | Madison Energy Investments LLC | Mashpee, MA | ISO New England (ISNE) | 4.0 MWh | Jun 2023 | Dec 2024 | Solar |
| Glacier Sands Wind Power, LLC | Glacier Sands Wind Power, LLC | Mason City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 626.5 GWh | Oct 2021 | Feb 2026 | Wind |
| Moraine Sands Wind Power | Moraine Sands Wind Power, LLC | Mason City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 553.5 GWh | Nov 2023 | Feb 2026 | Wind |
| Salt Creek Township Solar, LLC | Birch Creek Power, LLC | Mason City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 105.8 GWh | - | Feb 2026 | Solar |
| CED Mason City Wind | Consolidated Edison Development Inc. | Mason City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 23.9 GWh | Apr 2020 | Dec 2024 | Wind |
| Lime Creek | Interstate Power and Light Co | Mason City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 115.0 MWh | Apr 1991 | Aug 2024 | Distillate Fuel Oil |
| Blue Elk II Solar, LLC | Blue Elk II Solar, LLC | Mason, MI | Midcontinent Independent System Operator, Inc. (MISO) | 25.6 GWh | Apr 2024 | Dec 2024 | Solar |
| Fayette Energy Facility | Fayette Power Company, LLC | Masontown, PA | PJM Interconnection, LLC (PJM) | 4.5 TWh | May 2003 | Feb 2026 | Natural Gas |
| Rolling Hills Wind Farm | MidAmerican Energy Co | Massena, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.5 TWh | Nov 2011 | Feb 2026 | Wind |
| Robert Moses Power Dam | New York Power Authority | Massena, NY | New York Independent System Operator (NYIS) | 6.7 TWh | Jun 1958 | Feb 2026 | Water |
| Massena Energy Facility | Power City Partners LP | Massena, NY | New York Independent System Operator (NYIS) | 12.2 GWh | Jun 1992 | Nov 2024 | Natural Gas |
| Blue Star | Greenbacker Renewable Energy Corporation | Massey, MD | PJM Interconnection, LLC (PJM) | 11.5 GWh | Feb 2020 | Dec 2024 | Solar |
Summary of Power Plants By State
Figures are based on February 2026 generation numbers.| State | Rank | Active Plants | Feb 2026 Generation |
|---|---|---|---|
| Alabama | # 10 | 77 | 10,522.92 GWh |
| Alaska | # 48 | 139 | 547.09 GWh |
| Arizona | # 16 | 184 | 7,875.02 GWh |
| Arkansas | # 25 | 114 | 5,134.19 GWh |
| California | # 5 | 1,677 | 13,090.02 GWh |
| Colorado | # 31 | 294 | 4,129.24 GWh |
| Connecticut | # 32 | 162 | 3,713.11 GWh |
| Delaware | # 49 | 33 | 489.00 GWh |
| District of Columbia | # 51 | 16 | 15.28 GWh |
| Florida | # 3 | 334 | 18,619.02 GWh |
| Georgia | # 8 | 248 | 10,834.93 GWh |
| Hawaii | # 47 | 70 | 669.33 GWh |
| Idaho | # 41 | 145 | 1,901.37 GWh |
| Illinois | # 4 | 380 | 14,875.53 GWh |
| Indiana | # 12 | 216 | 9,790.54 GWh |
| Iowa | # 19 | 290 | 6,378.25 GWh |
| Kansas | # 29 | 183 | 4,702.54 GWh |
| Kentucky | # 22 | 60 | 6,056.73 GWh |
| Louisiana | # 17 | 86 | 7,844.56 GWh |
| Maine | # 45 | 215 | 1,304.77 GWh |
| Maryland | # 38 | 203 | 3,022.33 GWh |
| Massachusetts | # 43 | 638 | 1,703.92 GWh |
| Michigan | # 11 | 268 | 9,944.77 GWh |
| Minnesota | # 28 | 763 | 4,707.75 GWh |
| Mississippi | # 23 | 56 | 5,592.62 GWh |
| Missouri | # 24 | 127 | 5,447.62 GWh |
| State | Rank | Active Plants | Feb 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 70 | 2,424.51 GWh |
| Nebraska | # 35 | 124 | 3,248.85 GWh |
| Nevada | # 39 | 114 | 3,017.15 GWh |
| New Hampshire | # 44 | 56 | 1,533.32 GWh |
| New Jersey | # 27 | 386 | 5,076.17 GWh |
| New Mexico | # 37 | 143 | 3,060.89 GWh |
| New York | # 9 | 949 | 10,653.43 GWh |
| North Carolina | # 7 | 903 | 11,173.71 GWh |
| North Dakota | # 33 | 59 | 3,698.46 GWh |
| Ohio | # 6 | 200 | 13,061.62 GWh |
| Oklahoma | # 18 | 141 | 6,415.64 GWh |
| Oregon | # 21 | 270 | 6,135.97 GWh |
| Pennsylvania | # 2 | 251 | 20,963.61 GWh |
| Rhode Island | # 46 | 100 | 708.28 GWh |
| South Carolina | # 15 | 207 | 8,044.42 GWh |
| South Dakota | # 42 | 52 | 1,872.08 GWh |
| Tennessee | # 20 | 88 | 6,323.51 GWh |
| Texas | # 1 | 959 | 41,824.62 GWh |
| Utah | # 36 | 125 | 3,187.35 GWh |
| Vermont | # 50 | 116 | 163.02 GWh |
| Virginia | # 14 | 236 | 9,222.47 GWh |
| Washington | # 13 | 135 | 9,340.69 GWh |
| West Virginia | # 30 | 40 | 4,249.38 GWh |
| Wisconsin | # 26 | 239 | 5,119.83 GWh |
| Wyoming | # 34 | 70 | 3,369.17 GWh |