Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Gilbert | Gilbert Power, LLC | Milford, NJ | PJM Interconnection, LLC (PJM) | 54.8 GWh | Jun 1970 | Dec 2024 | Natural Gas |
| Holland Solar | MN8 Energy LLC | Milford, NJ | PJM Interconnection, LLC (PJM) | 3.0 GWh | Nov 2015 | Dec 2024 | Solar |
| Ruby-Norris | Today's Power, Inc. | Milford, NE | Southwest Power Pool (SWPP) | 2.4 GWh | Sep 2023 | Dec 2024 | Solar |
| Milford Power LP | Milford Power LLC | Milford, MA | ISO New England (ISNE) | 253.1 GWh | Feb 1993 | Dec 2024 | Natural Gas |
| Milford Hydro Station | Brookfield Black Bear Hydro, LLC | Milford, ME | ISO New England (ISNE) | 37.2 GWh | Jun 1941 | Dec 2024 | Water |
| Milford | City of Milford - (IA) | Milford, IA | Southwest Power Pool (SWPP) | 283.0 MWh | Dec 1948 | Dec 2024 | Distillate Fuel Oil |
| Kent County Wastewater Treatment Solar | Kent County Levy Court Dept of Pub Work | Milford, DE | PJM Interconnection, LLC (PJM) | 1.1 GWh | Feb 2011 | Dec 2024 | Solar |
| Milford Solar Farm | Milford Solar LLC | Milford, DE | PJM Interconnection, LLC (PJM) | 18.4 GWh | Nov 2012 | Oct 2025 | Solar |
| Dynamic Energy CT STAG | Milford Pepes Farm Road Solar LLC | Milford, CT | ISO New England (ISNE) | 2.5 GWh | Jul 2023 | Dec 2024 | Solar |
| GenConn Devon LLC | GenConn Devon LLC | Milford, CT | ISO New England (ISNE) | 4.3 GWh | May 2010 | Dec 2024 | Kerosene : 90.3% Natural Gas : 9.7% |
| Milford Power Project | Milford Power Co LLC | Milford, CT | ISO New England (ISNE) | 3.6 TWh | Jan 2004 | Oct 2025 | Natural Gas |
| Milford Solar Farm (NJ) LLC | NJR Clean Energy Ventures Corporation | Milford Township, NJ | PJM Interconnection, LLC (PJM) | 10.5 GWh | Aug 2019 | Dec 2024 | Solar |
| Miles City GT | Montana-Dakota Utilities Co | Miles City, MT | Midcontinent Independent System Operator, Inc. (MISO) | 331.0 MWh | Apr 1972 | Dec 2024 | Natural Gas : 97.0% Distillate Fuel Oil : 3.0% |
| Clearwater Wind East | Clearwater Wind East, LLC | Miles City, MT | NorthWestern Corporation (NWMT) | 831.5 GWh | Dec 2023 | Oct 2025 | Wind |
| Clearwater Wind III | Clearwater Wind III, LLC | Miles City, MT | Avista Corporation (AVA) | 375.5 GWh | Aug 2024 | Oct 2025 | Wind |
| Clearwater Wind II | Clearwater Wind II, LLC | Miles City, MT | NorthWestern Corporation (NWMT) | 398.2 GWh | Nov 2023 | Oct 2025 | Wind |
| Clearwater Wind I | Clearwater Energy Resources LLC | Miles City, MT | Puget Sound Energy, Inc. (PSEI) | 1.3 TWh | Oct 2022 | Oct 2025 | Wind |
| Valley Queen Cheese | Valley Queen Cheese Factory, Inc. | Milbank, SD | Midcontinent Independent System Operator, Inc. (MISO) | 24.0 MWh | Mar 2002 | Jun 2025 | Distillate Fuel Oil |
| Milan | Milan Energy LLC | Milan, PA | PJM Interconnection, LLC (PJM) | 38.7 GWh | Feb 2017 | Dec 2024 | Natural Gas |
| Renewable Energy Services of Ohio | Bio-Gas Technologies LTD | Milan, OH | PJM Interconnection, LLC (PJM) | 10.5 GWh | Mar 2010 | Dec 2024 | Landfill Gas |
| Mifflinburg PA BTM | American Mun Power-Ohio, Inc | Mifflinburg, PA | PJM Interconnection, LLC (PJM) | 255.0 MWh | May 2024 | Dec 2024 | Distillate Fuel Oil |
| Snake Creek | Heber Light & Power Company | Midway, UT | PacifiCorp East (PACE) | 5.6 GWh | Jun 1910 | Dec 2024 | Water |
| Midlothian Energy Facility | Midlothian Energy LLC | Midlothian, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 6.6 TWh | Apr 2000 | Oct 2025 | Natural Gas |
| Ellis Solar LLC | 174 Power Global Corp. | Midlothian, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 162.6 GWh | Sep 2023 | Oct 2025 | Solar |
| Pioneer Hutt Wind Energy | Pioneer Hutt Wind Energy, LLC | Midland, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 610.6 GWh | Dec 2023 | Oct 2025 | Wind |
| Speedway Solar NC, LLC | Duke Energy Renewables Services | Midland, NC | Duke Energy Carolinas (DUK) | 33.7 GWh | Nov 2021 | Dec 2024 | Solar |
| NC 102 Project LLC | NC 102 Project LLC | Midland, NC | Duke Energy Carolinas (DUK) | 134.8 GWh | Aug 2018 | Oct 2025 | Solar |
| Howell Midland Farm, LLC | Strata Manager, LLC | Midland, NC | Duke Energy Carolinas (DUK) | 9.0 GWh | Nov 2015 | Dec 2024 | Solar |
| Midland Cogeneration Venture | Midland Cogeneration Venture | Midland, MI | Midcontinent Independent System Operator, Inc. (MISO) | 9.7 TWh | May 1989 | Oct 2025 | Natural Gas |
| Jade Meadow LLC | Jade Meadow LLC | Midland, MD | PJM Interconnection, LLC (PJM) | 29.1 GWh | Feb 2024 | Dec 2024 | Solar |
| Foxglove Solar | Urban Grid Solar | Middletown, VA | PJM Interconnection, LLC (PJM) | 124.6 GWh | Sep 2024 | Oct 2025 | Solar |
| Phoenix Contact - CCHP Plant | Phoenix Contact Services, Inc | Middletown, PA | PJM Interconnection, LLC (PJM) | 4.7 GWh | Feb 2014 | Dec 2024 | Natural Gas |
| Middletown Coke Company, LLC | SunCoke Energy, Inc. | Middletown, OH | PJM Interconnection, LLC (PJM) | 349.5 GWh | Nov 2011 | Dec 2024 | Other Gas : 96.4% Natural Gas : 3.6% |
| Middletown Energy Center | Ohio Power Partners, LLC | Middletown, OH | PJM Interconnection, LLC (PJM) | 3.2 TWh | Apr 2018 | Oct 2025 | Natural Gas |
| Howell CSG | Nautilus Solar Solutions | Middletown, NY | New York Independent System Operator (NYIS) | 2.2 GWh | Jan 2020 | Dec 2024 | Solar |
| Shoemaker | Alliance NYGT, LLC | Middletown, NY | New York Independent System Operator (NYIS) | 336.0 MWh | Jun 1972 | Nov 2024 | Natural Gas |
| Middletown Solar 1, LLC Hybrid CSG | AES Distributed Energy | Middletown, NY | New York Independent System Operator (NYIS) | 2.4 GWh | Nov 2020 | Dec 2024 | Solar |
| Fogarty CSG | Fogarty Solar LLC | Middletown, NY | New York Independent System Operator (NYIS) | 3.6 GWh | Feb 2021 | Dec 2024 | Solar |
| Middletown NY 1 | Middletown NY 1, LLC | Middletown, NY | New York Independent System Operator (NYIS) | 3.6 GWh | Feb 2020 | Dec 2024 | Solar |
| AT&T Middletown | Bloom Energy 2009 PPA | Middletown, NJ | PJM Interconnection, LLC (PJM) | 18.2 GWh | Jun 2015 | Dec 2024 | Natural Gas |
| IMPA Middletown Solar Park | Indiana Municipal Power Agency | Middletown, IN | Midcontinent Independent System Operator, Inc. (MISO) | 2.5 GWh | Jul 2023 | Dec 2024 | Solar |
| CP Middletown Solar I LLC | Green Street Power Partners | Middletown, CT | ISO New England (ISNE) | 1.7 GWh | Nov 2019 | Dec 2024 | Solar |
| CP Middletown Solar II LLC | Green Street Power Partners | Middletown, CT | ISO New England (ISNE) | 1.7 GWh | Nov 2019 | Dec 2024 | Solar |
| FedEx Middletown | VCP Realty, LLC | Middletown, CT | ISO New England (ISNE) | 151.0 MWh | Oct 2024 | Dec 2024 | Solar |
| FDX010.0 FedEx Fuel Cell | 2016 ESA Project Company, LLC | Middletown, CT | ISO New England (ISNE) | 7.9 GWh | Aug 2018 | Dec 2024 | Natural Gas |
| Wesleyan University Cogen 1 | Wesleyan University | Middletown, CT | ISO New England (ISNE) | 7.3 GWh | Jan 2009 | Dec 2024 | Natural Gas |
| Middletown | Middletown Power LLC | Middletown, CT | ISO New England (ISNE) | 33.0 GWh | Sep 1958 | Dec 2024 | Residual Fuel Oil : 60.6% Natural Gas : 39.3% |
| GenConn Middletown LLC | GenConn Middletown LLC | Middletown, CT | ISO New England (ISNE) | 5.9 GWh | May 2011 | Dec 2024 | Kerosene : 57.4% Natural Gas : 42.6% |
| Kleen Energy Systems Project | Kleen Energy Systems, LLC | Middletown, CT | ISO New England (ISNE) | 3.0 TWh | Jun 2011 | Oct 2025 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| Aidlin Geothermal Power Plant | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 81.3 GWh | Apr 1989 | Dec 2024 | Geothermal |
| Geothermal 1 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 367.1 GWh | Dec 1982 | Oct 2025 | Geothermal |
| Geothermal 2 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 316.5 GWh | Nov 1985 | Oct 2025 | Geothermal |
| Sonoma California Geothermal | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 447.6 GWh | Nov 1983 | Dec 2024 | Geothermal |
| Geysers Unit 5-20 | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 4.4 TWh | Mar 1971 | Oct 2025 | Geothermal |
| Calistoga Power Plant | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 456.0 GWh | Feb 1984 | Oct 2025 | Geothermal |
| Middleton Biogas Solar, LLC | Middleton Biogas Solar, LLC | Middleton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Apr 2022 | Dec 2024 | Solar |
| Middleton Airport Solar | Madison Gas & Electric Co | Middleton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.2 GWh | Jun 2020 | Dec 2024 | Solar |
| Jogee Road Solar | DG New York CS, LLC | MIddleton, NY | New York Independent System Operator (NYIS) | 3.4 GWh | Jun 2022 | Dec 2024 | Solar |
| Heartland Farms | Consumers Energy Co - (MI) | Middleton, MI | Midcontinent Independent System Operator, Inc. (MISO) | 457.6 GWh | Mar 2024 | Oct 2025 | Wind |
| Middleton Solar Park | HG Solar Development, LLC | Middleton, MA | ISO New England (ISNE) | 6.8 GWh | May 2018 | Dec 2024 | Solar |
| Nash 97 Solar, LLC | Cypress Creek Renewables | Middlesex, NC | Duke Energy Carolinas (DUK) | 9.4 GWh | Mar 2016 | Dec 2024 | Solar |
| Chei Solar | Cypress Creek Renewables | Middlesex, NC | Duke Energy Progress East (CPLE) | 8.5 GWh | Dec 2015 | Dec 2024 | Solar |
| Phobos Solar, LLC | Phobos Solar, LLC | Middlesex, NC | Duke Energy Progress East (CPLE) | 172.2 GWh | Dec 2022 | Oct 2025 | Solar |
| Nash 97 Solar 2 | Nash 97 Solar 2, LLC | Middlesex, NC | Duke Energy Carolinas (DUK) | 8.5 GWh | Sep 2018 | Dec 2024 | Solar |
| South Street - Middlebury | Greenbacker Renewable Energy Corporation | Middlebury, VT | ISO New England (ISNE) | 3.4 GWh | Nov 2023 | Dec 2024 | Solar |
| Middlebury College | Middlebury College Biomass | Middlebury, VT | ISO New England (ISNE) | 1.9 GWh | Dec 1979 | Oct 2025 | Wood/Wood Waste Solids : 62.9% Natural Gas : 37.1% |
| Middlebury Solar | Ecos Energy LLC | Middlebury, IN | Midcontinent Independent System Operator, Inc. (MISO) | 457.0 MWh | Oct 2012 | Oct 2024 | Solar |
| Lower Middlebury | Green Mountain Power Corp | Middlebury Lower, VT | ISO New England (ISNE) | 4.3 GWh | Jul 1917 | Dec 2024 | Water |
| Jordan Energy-DFA Middlebury Center Plan | Distributed Solar Development, LLC | Middlebury Center, PA | PJM Interconnection, LLC (PJM) | 1.7 GWh | Nov 2021 | Dec 2024 | Solar |
| Stainback Solar Farm | Cypress Creek Renewables | Middleburg, NC | Duke Energy Carolinas (DUK) | 9.6 GWh | Aug 2016 | Dec 2024 | Solar |
| Cranberry Solar | GWE Cranberry Solar RT, LLC | Middleborough, MA | ISO New England (ISNE) | 1.5 GWh | Nov 2016 | Dec 2024 | Solar |
| 115 G Fisher | Greenbacker Renewable Energy Corporation | Middleborough, MA | ISO New England (ISNE) | 1.5 GWh | Sep 2015 | Dec 2024 | Solar |
| 154 D Fisher | Greenbacker Renewable Energy Corporation | Middleborough, MA | ISO New England (ISNE) | 1.5 GWh | Nov 2015 | Dec 2024 | Solar |
| Saratoga Solar III, LLC | Green Street Power Partners | Middle Grove, NY | ISO New England (ISNE) | 5.7 GWh | Nov 2023 | Dec 2024 | Solar |
| Middle Falls Hydro | Boralex Hydro Operations Inc | Middle Falls, NY | New York Independent System Operator (NYIS) | 10.1 GWh | Aug 1989 | Dec 2024 | Water |
| Fuquay Farm | Strata Manager, LLC | Middle Creek Township, NC | Duke Energy Progress East (CPLE) | 8.3 GWh | Feb 2013 | Dec 2024 | Solar |
| Amana Society Service Company | Amana Society Service Co | Middle Amana, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 GWh | Apr 2001 | Dec 2024 | Distillate Fuel Oil |
| Mickleton Station | Calpine New Jersey Generation LLC | Mickleton, NJ | PJM Interconnection, LLC (PJM) | 2.1 GWh | May 1974 | Dec 2023 | Natural Gas |
| Samuel Mickle School | Greenbacker Renewable Energy Corporation | Mickleton, NJ | PJM Interconnection, LLC (PJM) | 1.6 GWh | Nov 2017 | Dec 2024 | Solar |
| Deercroft I & II LFGTE | Wabash Valley Power Assn, Inc | Michigan City, IN | Midcontinent Independent System Operator, Inc. (MISO) | 19.2 GWh | Jul 1999 | Dec 2024 | Landfill Gas |
| Michigan City | Northern Indiana Pub Serv Co | Michigan City, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.4 TWh | Apr 1974 | Oct 2025 | Subbituminous Coal : 77.7% Bituminous Coal : 20.3% Natural Gas : 2.0% |
| O H Hutchings | Kimura Power LLC | Miamisburg, OH | PJM Interconnection, LLC (PJM) | 397.0 MWh | Jun 1948 | Dec 2024 | Natural Gas |
| Miami Wind Energy Center | Invenergy Services LLC | Miami, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 730.4 GWh | Jul 2014 | Oct 2025 | Wind |
| Osawatomie | Evergy Metro | Miami, KS | Southwest Power Pool (SWPP) | 58.8 GWh | May 2003 | Dec 2024 | Natural Gas |
| South District Wastewater Treatment Plt | Miami Dade Water & Sewer Dept | Miami, FL | Florida Power & Light Co. (FPL) | 20.8 GWh | Feb 1991 | Oct 2025 | Natural Gas : 57.7% Other Biomass Gas : 42.3% |
| Miami Dade Solar Energy Center | Florida Power & Light Co | Miami, FL | Florida Power & Light Co. (FPL) | 132.4 GWh | Dec 2018 | Oct 2025 | Solar |
| IKEA Miami 327 | IKEA Property Inc | Miami, FL | Florida Power & Light Co. (FPL) | 1.6 GWh | Aug 2015 | Dec 2024 | Solar |
| FIU Solar | Florida Power & Light Co | Miami, FL | Florida Power & Light Co. (FPL) | 771.0 MWh | Apr 2016 | Dec 2024 | Solar |
| Twin Ridges Wind Farm | Exus Pennsylvania Wind Holdings | Meyersdale, PA | PJM Interconnection, LLC (PJM) | 273.9 GWh | Nov 2012 | Dec 2024 | Wind |
| Meyersdale Windpower, LLC | Sequitur Renewables, LLC | Meyersdale, PA | PJM Interconnection, LLC (PJM) | 32.7 GWh | Nov 2003 | Oct 2025 | Wind |
| Mexico | Union Electric Co - (MO) | Mexico, MO | Midcontinent Independent System Operator, Inc. (MISO) | 767.0 MWh | Aug 1978 | Dec 2024 | Distillate Fuel Oil |
| Envoy Solar, LLC | Birch Creek Power, LLC | Mexico, MO | Midcontinent Independent System Operator, Inc. (MISO) | 85.8 GWh | - | Oct 2025 | Solar |
| Sandrini Solar 100 | EDPR CA Solar Park II LLC | Mettler, CA | California Independent System Operator (CISO) | 241.0 GWh | Nov 2024 | Oct 2025 | Solar |
| Sandrini Solar 200 | EDPR CA Solar Park LLC | Mettler, CA | California Independent System Operator (CISO) | 423.7 GWh | Nov 2024 | Oct 2025 | Solar |
| Live Oak Solar, LLC | Live Oak Solar, LLC | Metter, GA | Southern Company Services, Inc. - Trans (SOCO) | 83.0 GWh | Nov 2016 | Oct 2025 | Solar |
| Purple Lake | Metlakatla Power & Light | Metlakatla, AK | 12.3 GWh | Dec 1955 | Dec 2024 | Water | |
| Chester Lake | Metlakatla Power & Light | Metlakatla, AK | 5.1 GWh | Dec 1987 | Dec 2024 | Water | |
| Centennial | Metlakatla Power & Light | Metlakatla, AK | 484.0 MWh | Mar 1987 | Dec 2024 | Distillate Fuel Oil | |
| Aegean Drive Solar | Aegean Drive Solar LLC | Methuen, MA | ISO New England (ISNE) | 2.6 GWh | Aug 2021 | Dec 2024 | Solar |
| Ayers Village Solar | Altus Power America Management, LLC | Methuen, MA | ISO New England (ISNE) | 2.8 GWh | May 2014 | Dec 2024 | Solar |
Summary of Power Plants By State
Figures are based on October 2025 generation numbers.| State | Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 11,041.22 GWh |
| Alaska | # 49 | 144 | 484.88 GWh |
| Arizona | # 11 | 184 | 9,400.73 GWh |
| Arkansas | # 24 | 116 | 5,068.08 GWh |
| California | # 4 | 1,734 | 16,078.58 GWh |
| Colorado | # 30 | 302 | 4,272.03 GWh |
| Connecticut | # 38 | 166 | 3,176.41 GWh |
| Delaware | # 48 | 33 | 521.87 GWh |
| District of Columbia | # 51 | 16 | 15.93 GWh |
| Florida | # 2 | 321 | 22,593.36 GWh |
| Georgia | # 6 | 262 | 11,885.65 GWh |
| Hawaii | # 47 | 73 | 845.96 GWh |
| Idaho | # 44 | 147 | 1,448.54 GWh |
| Illinois | # 5 | 382 | 15,897.55 GWh |
| Indiana | # 12 | 211 | 9,138.69 GWh |
| Iowa | # 18 | 292 | 6,552.01 GWh |
| Kansas | # 31 | 187 | 4,138.18 GWh |
| Kentucky | # 23 | 60 | 5,089.89 GWh |
| Louisiana | # 14 | 86 | 8,618.27 GWh |
| Maine | # 45 | 215 | 1,114.12 GWh |
| Maryland | # 35 | 203 | 3,540.16 GWh |
| Massachusetts | # 41 | 648 | 1,963.73 GWh |
| Michigan | # 9 | 272 | 10,045.59 GWh |
| Minnesota | # 27 | 765 | 4,687.69 GWh |
| Mississippi | # 20 | 57 | 6,085.50 GWh |
| Missouri | # 21 | 127 | 5,515.65 GWh |
| State | Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,455.83 GWh |
| Nebraska | # 36 | 129 | 3,412.31 GWh |
| Nevada | # 33 | 114 | 3,578.95 GWh |
| New Hampshire | # 43 | 60 | 1,661.03 GWh |
| New Jersey | # 25 | 393 | 4,903.52 GWh |
| New Mexico | # 37 | 143 | 3,370.59 GWh |
| New York | # 8 | 956 | 10,108.60 GWh |
| North Carolina | # 13 | 906 | 9,082.37 GWh |
| North Dakota | # 34 | 60 | 3,554.85 GWh |
| Ohio | # 10 | 197 | 9,920.42 GWh |
| Oklahoma | # 17 | 142 | 7,167.46 GWh |
| Oregon | # 26 | 275 | 4,755.34 GWh |
| Pennsylvania | # 3 | 256 | 16,669.60 GWh |
| Rhode Island | # 46 | 100 | 886.30 GWh |
| South Carolina | # 15 | 208 | 8,061.53 GWh |
| South Dakota | # 42 | 52 | 1,892.35 GWh |
| Tennessee | # 22 | 88 | 5,198.50 GWh |
| Texas | # 1 | 947 | 48,837.92 GWh |
| Utah | # 39 | 125 | 3,044.05 GWh |
| Vermont | # 50 | 117 | 151.45 GWh |
| Virginia | # 19 | 239 | 6,515.03 GWh |
| Washington | # 16 | 137 | 7,971.98 GWh |
| West Virginia | # 29 | 39 | 4,608.16 GWh |
| Wisconsin | # 28 | 250 | 4,687.23 GWh |
| Wyoming | # 32 | 70 | 3,770.47 GWh |