Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Novel Benedix Solar CSG | REA Investments, LLC | Mantorville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Nov 2020 | Dec 2024 | Solar |
| Novel Debra Solar LLC CSG | REA Investments, LLC | Mantorville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Nov 2020 | Dec 2024 | Solar |
| Novel Wayne Solar LLC CSG | REA Investments, LLC | Mantorville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Dec 2020 | Dec 2024 | Solar |
| HEB00760 | Generate ER-NG, LLC | Manvel, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 115.0 MWh | Sep 2023 | Dec 2024 | Natural Gas |
| Maple Lake | Great River Energy | Maple Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 176.0 MWh | Apr 1978 | Dec 2024 | Distillate Fuel Oil |
| SV CSG Lily Lake 2 LLC | SV CSG Lily Lake 2 LLC | Maple Park, IL | PJM Interconnection, LLC (PJM) | 3.5 GWh | Nov 2020 | Dec 2024 | Solar |
| Cedar Hills | Bio Energy Washington, LLC | Maple Valley, WA | Puget Sound Energy, Inc. (PSEI) | 78.0 MWh | Mar 2009 | Dec 2024 | Distillate Fuel Oil |
| CED Peoria Solar | Bay4 Energy Services, LLC | Mapleton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 GWh | Apr 2021 | Dec 2024 | Solar |
| Schull CSG | Schull CSG LLC | Mapleton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.4 GWh | Oct 2021 | Dec 2024 | Solar |
| Mapleton Community Solar | Mapleton Community Solar | Mapleton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 5.0 GWh | May 2017 | Dec 2024 | Solar |
| Novel - OYA of Mapleton CSG | NRG MN Community LLC | Mapleton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 5.7 GWh | Jun 2018 | Dec 2023 | Solar |
| Iowa Hydro LLC | Renewable World Energies LLC | Maquoketa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 GWh | Dec 1923 | Apr 2025 | Water |
| Avra Valley Solar | Solar Avra Valley LLC | Marana, AZ | Tucson Electric Power (TEPC) | 62.5 GWh | Dec 2012 | Dec 2024 | Solar |
| Picture Rocks Solar, LLC | MN8 Energy LLC | Marana, AZ | Tucson Electric Power (TEPC) | 49.8 GWh | Nov 2012 | Dec 2024 | Solar |
| Serrano | Serrano Solar, LLC | Marana, AZ | Arizona Public Service Company (AZPS) | 25.0 GWh | - | Apr 2025 | 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 |
| Granite Shoals | Lower Colorado River Authority | Marble Falls, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 22.4 GWh | May 1951 | Dec 2024 | Water |
| Marble Falls | Lower Colorado River Authority | Marble Falls, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 15.2 GWh | Aug 1951 | Dec 2024 | Water |
| Wilkins Station | Town of Marblehead - (MA) | Marblehead, MA | ISO New England (ISNE) | 94.0 MWh | Oct 1975 | Dec 2024 | Distillate Fuel Oil |
| CES Marbletown Solar | Consolidated Edison Solutions Inc. | Marbletown, NY | New York Independent System Operator (NYIS) | 5.0 GWh | Feb 2021 | Dec 2024 | Solar |
| Marceline | City of Marceline - (MO) | Marceline, MO | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 MWh | Jul 1989 | Dec 2024 | Distillate Fuel Oil |
| White River Lock and Dam 3 | Ozark Hydro Management, LLC | Marcella, AR | Southwestern Power Administration (SPA) | 27.3 GWh | Jul 2006 | Apr 2025 | Water |
| Marcus Hook Energy LP | Marcus Hook Energy LP | Marcus Hook, PA | PJM Interconnection, LLC (PJM) | 6.7 TWh | Nov 2004 | Apr 2025 | Natural Gas |
| GSPP 7024 Fox Rd, LLC | Green Street Power Partners | Marcy, NY | ISO New England (ISNE) | 7.6 GWh | Apr 2023 | Dec 2024 | Solar |
| Bullitt Farm Solar | Generate Capital | Marcy, NY | New York Independent System Operator (NYIS) | 7.0 GWh | Aug 2023 | Dec 2024 | Solar |
| DOCCS Midstate | DOCCS Midstate | Marcy, NY | New York Independent System Operator (NYIS) | 5.5 GWh | Oct 2021 | Dec 2024 | Solar |
| Marengo Solar | DG Illinois Solar, LLC | Marengo, IL | PJM Interconnection, LLC (PJM) | 3.9 GWh | Nov 2020 | Dec 2024 | Solar |
| Lafayette 2 - McHenry Franks 1 | MN8 Energy LLC | Marengo, IL | PJM Interconnection, LLC (PJM) | 3.8 GWh | Nov 2020 | Dec 2024 | Solar |
| Blue Springs | Florida Power & Light Co | Marianna, FL | Florida Power & Light Co. (FPL) | 121.7 GWh | Nov 2021 | Apr 2025 | Solar |
| Apalachee | Florida Power & Light Co | Marianna, FL | Florida Power & Light Co. (FPL) | 139.6 GWh | Dec 2022 | Apr 2025 | Solar |
| Berry Cogen Tanne Hills 18 | Berry Petroleum Co | Maricopa, CA | California Independent System Operator (CISO) | 138.9 GWh | Nov 1986 | Apr 2025 | 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) | 4.5 GWh | Mar 2017 | Apr 2025 | 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 |
| Marina Landfill Gas | Monterey Regional Waste Mgmt | Marina, CA | California Independent System Operator (CISO) | 22.8 GWh | Mar 1998 | Dec 2024 | Landfill Gas |
| 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% |
| 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) | 721.8 GWh | May 1963 | Apr 2025 | Bituminous Coal : 85.5% Natural Gas : 14.4% |
| 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) | 3.3 GWh | Dec 2015 | Feb 2025 | 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 |
| POET Biorefining - Marion, LLC | POET Biorefining - Marion, LLC | Marion, OH | PJM Interconnection, LLC (PJM) | 27.0 GWh | Jul 2017 | Dec 2024 | Natural Gas |
| 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 |
| Jessamine Solar | Altus Power America Management, LLC | Marion, SC | Duke Energy Progress East (CPLE) | 3.6 GWh | Mar 2019 | Dec 2024 | Solar |
| Cardinal Solar LLC | Cardinal Solar LLC | Marion, SC | Duke Energy Progress East (CPLE) | 16.2 GWh | Nov 2020 | Dec 2024 | Solar |
| Guadalupe Generating Station | Guadalupe Power Partners LP | Marion, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 6.4 TWh | Sep 2000 | Apr 2025 | Natural Gas |
| Prairie State Generating Station | Prairie State Generating Co LLC | Marissa, IL | Midcontinent Independent System Operator, Inc. (MISO) | 11.3 TWh | May 2012 | Apr 2025 | Bituminous Coal : 99.8% |
| Thunder Ranch Wind Project | Thunder Ranch Wind Project, LLC | Marland, OK | Southwest Power Pool (SWPP) | 898.0 GWh | Nov 2017 | Apr 2025 | 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) | 911.4 GWh | Nov 2016 | Apr 2025 | 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 | Apr 2025 | 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 |
| Plant Four | City of Marquette - (MI) | Marquette, MI | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 MWh | Apr 1979 | Dec 2024 | Distillate Fuel Oil |
| James R Smith | City of Marquette - (MI) | Marquette, MI | Midcontinent Independent System Operator, Inc. (MISO) | 13.4 GWh | Dec 1918 | Dec 2024 | Water |
| 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 |
| 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) | 25.5 GWh | Jun 2012 | Apr 2025 | Solar |
| LaSalle Generating Station | Constellation Nuclear | Marseilles, IL | PJM Interconnection, LLC (PJM) | 19.6 TWh | Dec 1983 | Apr 2025 | Nuclear |
| 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 |
| Marshall (MI) | City of Marshall - (MI) | Marshall, MI | Midcontinent Independent System Operator, Inc. (MISO) | 704.0 MWh | May 1928 | Dec 2024 | Water |
| 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 (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 4 LLC | Marshall Wind Farm, LLC | Marshall, MN | Midcontinent Independent System Operator, Inc. (MISO) | 6.2 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 1 LLC | Marshall Wind Farm, LLC | Marshall, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.5 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 6 LLC | Marshall Wind Farm, LLC | Marshall, MN | Midcontinent Independent System Operator, Inc. (MISO) | 3.0 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 Solar Energy Project | Marshall Solar Energy Project | Marshall, MN | Midcontinent Independent System Operator, Inc. (MISO) | 94.7 GWh | Dec 2016 | Apr 2025 | Solar |
| 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 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) | 2.8 TWh | May 2003 | Mar 2025 | Natural Gas |
| Alliant SBD 9107 JBS USA | Industrial Energy Applications Inc | Marshalltown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 35.3 MWh | Jul 1992 | Apr 2025 | Distillate Fuel Oil |
| Marshalltown | Interstate Power and Light Co | Marshalltown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 79.0 GWh | May 1978 | Dec 2024 | Natural Gas |
| Vienna Wind Farm | MidAmerican Energy Co | Marshalltown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 397.6 GWh | Oct 2012 | Dec 2024 | Wind |
| Marshalltown Generating Station | Interstate Power and Light Co | Marshalltown, IA | Midcontinent Independent System Operator, Inc. (MISO) | 3.6 TWh | Mar 2017 | Apr 2025 | Natural Gas |
| 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 |
| Prairie Hill Wind Project | Engie North America | Mart, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 167.8 GWh | Nov 2020 | Apr 2025 | Wind |
| Lily Solar | X-Elio North America Inc | Martin, SC | Dominion Energy South Carolina, Inc. (SCEG) | 164.1 GWh | Jan 2020 | Apr 2025 | Solar |
| CCCSD Wastewater Treatment Plnt | Central Contra Costa Sanitary District | Martinez, CA | California Independent System Operator (CISO) | 16.4 GWh | Nov 1995 | Apr 2025 | Natural Gas |
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 |