Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Mill Run Windpower LLC | Sequitur Renewables, LLC | Mill Run, PA | PJM Interconnection, LLC (PJM) | 16.2 GWh | Nov 2001 | Aug 2026 | Wind |
| Mill Creek 3 | Southern California Edison Co | Mill Creek, CA | California Independent System Operator (CISO) | 771.0 MWh | Feb 1903 | Dec 2025 | Water |
| Detroit | USACE Northwestern Division | Mill City, OR | Bonneville Power Administration (BPAT) | 226.9 GWh | Jun 1953 | Dec 2025 | Water |
| Mililani South Solar Farm | Mililani I Solar LLC | Mililani, HI | 56.7 GWh | Jun 2022 | Aug 2026 | Solar | |
| Waihonu South Solar | ERCAM LLC | Mililani, HI | 2.5 GWh | Jun 2016 | Dec 2025 | Solar | |
| Waihonu North Solar | ERCAM LLC | Mililani, HI | 7.5 GWh | Jun 2016 | Dec 2025 | Solar | |
| Lanikuhana Solar LLC | Lanikuhana Solar LLC | Mililani, HI | (HECO) | 28.3 GWh | Aug 2019 | Aug 2026 | Solar |
| South Milford Solar Plant | REUT Origination, LLC | Milford, UT | PacifiCorp East (PACE) | 7.6 GWh | Feb 2015 | Dec 2025 | Solar |
| Milford 2 | SunE DB24 LLC | Milford, UT | PacifiCorp East (PACE) | 6.9 GWh | Nov 2015 | Dec 2025 | Solar |
| Milford Solar 1 | Milford Solar 1, LLC | Milford, UT | PacifiCorp East (PACE) | 250.7 GWh | Oct 2020 | Aug 2026 | Solar |
| Granite Peak Solar Plant | Evergreen Wind, LLC | Milford, UT | PacifiCorp East (PACE) | 6.1 GWh | Jul 2015 | Dec 2025 | Solar |
| Escalante Solar I, LLC | Clearway Renewable Operation & Maintenance LLC | Milford, UT | PacifiCorp East (PACE) | 210.8 GWh | Jul 2016 | Aug 2026 | Solar |
| Escalante Solar II, LLC | Clearway Renewable Operation & Maintenance LLC | Milford, UT | PacifiCorp East (PACE) | 204.9 GWh | Jul 2016 | Aug 2026 | Solar |
| Escalante Solar III, LLC | Clearway Renewable Operation & Maintenance LLC | Milford, UT | PacifiCorp East (PACE) | 202.0 GWh | Jul 2016 | Aug 2026 | Solar |
| Greenville Solar Plant | Evergreen Wind, LLC | Milford, UT | PacifiCorp East (PACE) | 3.3 GWh | Sep 2015 | Dec 2025 | Solar |
| Laho Solar Plant | Evergreen Wind, LLC | Milford, UT | PacifiCorp East (PACE) | 6.4 GWh | Jun 2015 | Dec 2025 | Solar |
| Milford Flat Solar Plant | Evergreen Wind, LLC | Milford, UT | PacifiCorp East (PACE) | 6.4 GWh | Jun 2015 | Dec 2025 | Solar |
| Smithfield 1 | Greenbacker Renewable Energy Corporation | Milford, UT | Western Area Power Administration - Rocky Mountain Region (WACM) | 12.8 GWh | Mar 2024 | Dec 2025 | Solar |
| Smithfield 3 | Altus Power America Management, LLC | Milford, UT | Western Area Power Administration - Rocky Mountain Region (WACM) | 5.6 GWh | Jun 2023 | Dec 2025 | Solar |
| Thermo No 1 | Thermo No 1 BE 01 LLC | Milford, UT | PacifiCorp East (PACE) | 56.3 GWh | Mar 2013 | Dec 2025 | Geothermal |
| Milford Wind Corridor I LLC | Milford Wind Corridor Phase I, LLC (Longroad) | Milford, UT | Los Angeles Department of Water and Power (LDWP) | 373.9 GWh | Aug 2009 | Aug 2026 | Wind |
| Milford Wind Corridor Stage II LLC | Milford Wind Corridor Stage II LLC | Milford, UT | Los Angeles Department of Water and Power (LDWP) | 166.3 GWh | Apr 2011 | Aug 2026 | Wind |
| Blundell | PacifiCorp | Milford, UT | PacifiCorp East (PACE) | 271.2 GWh | Jun 1984 | Dec 2025 | Geothermal |
| Gilbert | Gilbert Power, LLC | Milford, NJ | PJM Interconnection, LLC (PJM) | 88.3 GWh | Jun 1970 | Dec 2025 | Natural Gas |
| Holland Solar | MN8 Energy LLC | Milford, NJ | PJM Interconnection, LLC (PJM) | 2.8 GWh | Nov 2015 | Dec 2025 | Solar |
| Ruby-Norris | Today's Power, Inc. | Milford, NE | Southwest Power Pool (SWPP) | 2.2 GWh | Sep 2023 | Dec 2025 | Solar |
| Milford Power LP | Milford Power LLC | Milford, MA | ISO New England (ISNE) | 253.3 GWh | Feb 1993 | Dec 2025 | Natural Gas |
| Milford Hydro Station | Brookfield Black Bear Hydro, LLC | Milford, ME | ISO New England (ISNE) | 35.9 GWh | Jun 1941 | Dec 2025 | Water |
| Milford | City of Milford - (IA) | Milford, IA | Southwest Power Pool (SWPP) | 127.0 MWh | Dec 1948 | Dec 2025 | Distillate Fuel Oil |
| Kent County Wastewater Treatment Solar | Kent County Levy Court Dept of Pub Work | Milford, DE | PJM Interconnection, LLC (PJM) | 841.0 MWh | Feb 2011 | Dec 2025 | Solar |
| Milford Solar Farm | Milford Solar LLC | Milford, DE | PJM Interconnection, LLC (PJM) | 18.0 GWh | Nov 2012 | Aug 2026 | Solar |
| Dynamic Energy CT STAG | Milford Pepes Farm Road Solar LLC | Milford, CT | ISO New England (ISNE) | 2.5 GWh | Jul 2023 | Dec 2025 | Solar |
| GenConn Devon LLC | GenConn Devon LLC | Milford, CT | ISO New England (ISNE) | 15.1 GWh | May 2010 | Dec 2025 | Kerosene : 75.4% Natural Gas : 24.6% |
| Milford Power Project | Milford Power Co LLC | Milford, CT | ISO New England (ISNE) | 3.2 TWh | Jan 2004 | Aug 2026 | Natural Gas |
| Milford Solar Farm (NJ) LLC | NJR Clean Energy Ventures Corporation | Milford Township, NJ | PJM Interconnection, LLC (PJM) | 10.4 GWh | Aug 2019 | Dec 2025 | Solar |
| Miles City GT | Montana-Dakota Utilities Co | Miles City, MT | Midcontinent Independent System Operator, Inc. (MISO) | 2.4 GWh | Apr 1972 | Dec 2025 | Natural Gas : 99.7% |
| Clearwater Wind East | Portland General Electric Co | Miles City, MT | NorthWestern Corporation (NWMT) | 793.5 GWh | Dec 2023 | Aug 2026 | Wind |
| Clearwater Wind III | Clearwater Wind III, LLC | Miles City, MT | Avista Corporation (AVA) | 375.4 GWh | Aug 2024 | Aug 2026 | Wind |
| Clearwater Wind II | Clearwater Wind II, LLC | Miles City, MT | NorthWestern Corporation (NWMT) | 392.6 GWh | Nov 2023 | Aug 2026 | Wind |
| Clearwater Wind I | Clearwater Energy Resources LLC | Miles City, MT | Puget Sound Energy, Inc. (PSEI) | 1.3 TWh | Oct 2022 | Aug 2026 | Wind |
| Valley Queen Cheese | Valley Queen Cheese Factory, Inc. | Milbank, SD | Midcontinent Independent System Operator, Inc. (MISO) | 20.0 MWh | Mar 2002 | Apr 2026 | Distillate Fuel Oil |
| Milan | Milan Energy LLC | Milan, PA | PJM Interconnection, LLC (PJM) | 41.4 GWh | Feb 2017 | Dec 2025 | Natural Gas |
| North American - Erie Generating Station | North American -- Erie, LLC | Milan, OH | PJM Interconnection, LLC (PJM) | 10.0 GWh | Mar 2010 | Dec 2025 | Landfill Gas |
| Fork in the Road Solar | Fork in the Road Solar LLC | Milan, NY | New York Independent System Operator (NYIS) | 1.8 GWh | Jan 2025 | Dec 2025 | Solar |
| White Tail Solar | White Tail Solar, LLC | Milan, MI | Midcontinent Independent System Operator, Inc. (MISO) | 188.3 GWh | Oct 2025 | Aug 2026 | Solar |
| Mifflinburg PA BTM | American Mun Power-Ohio, Inc | Mifflinburg, PA | PJM Interconnection, LLC (PJM) | 277.0 MWh | May 2024 | Dec 2025 | Distillate Fuel Oil |
| Snake Creek | Heber Light & Power Company | Midway, UT | PacifiCorp East (PACE) | 3.8 GWh | Jun 1910 | Nov 2025 | Water |
| Midlothian Energy Facility | Midlothian Energy LLC | Midlothian, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 7.4 TWh | Apr 2000 | Aug 2026 | Natural Gas |
| Ellis Solar LLC | 174 Power Global Corp. | Midlothian, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 166.3 GWh | Sep 2023 | Aug 2026 | Solar |
| Pioneer Hutt Wind Energy | Pioneer Hutt Wind Energy, LLC | Midland, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 626.9 GWh | Dec 2023 | Aug 2026 | Wind |
| Howell Midland Farm, LLC | Strata Manager, LLC | Midland, NC | Duke Energy Carolinas (DUK) | 9.0 GWh | Nov 2015 | Dec 2025 | Solar |
| Speedway Solar NC, LLC | Deriva Energy | Midland, NC | Duke Energy Carolinas (DUK) | 39.6 GWh | Nov 2021 | Dec 2025 | Solar |
| NC 102 Project LLC | NC 102 Project LLC | Midland, NC | Duke Energy Carolinas (DUK) | 144.9 GWh | Aug 2018 | Aug 2026 | Solar |
| Midland Cogeneration Venture | Midland Cogeneration Venture | Midland, MI | Midcontinent Independent System Operator, Inc. (MISO) | 9.9 TWh | May 1989 | Aug 2026 | Natural Gas |
| Jade Meadow LLC | Jade Meadow LLC | Midland, MD | PJM Interconnection, LLC (PJM) | 32.1 GWh | Feb 2024 | Dec 2025 | Solar |
| Foxglove Solar | Urban Grid Solar | Middletown, VA | PJM Interconnection, LLC (PJM) | 138.1 GWh | Sep 2024 | Aug 2026 | Solar |
| Phoenix Contact - CCHP Plant | Phoenix Contact Services, Inc | Middletown, PA | PJM Interconnection, LLC (PJM) | 3.9 GWh | Feb 2014 | Dec 2025 | Natural Gas |
| Middletown Energy Center | Ohio Power Partners, LLC | Middletown, OH | PJM Interconnection, LLC (PJM) | 3.5 TWh | Apr 2018 | Aug 2026 | Natural Gas |
| Middletown Coke Company, LLC | SunCoke Energy, Inc. | Middletown, OH | PJM Interconnection, LLC (PJM) | 360.0 GWh | Nov 2011 | Oct 2025 | Other Gas : 99.1% Natural Gas : 0.9% |
| Middletown Solar 1, LLC Hybrid CSG | AES Distributed Energy | Middletown, NY | New York Independent System Operator (NYIS) | 2.2 GWh | Nov 2020 | Dec 2025 | Solar |
| Howell CSG | Nautilus Solar Solutions | Middletown, NY | New York Independent System Operator (NYIS) | 2.8 GWh | Jan 2020 | Dec 2025 | Solar |
| Shoemaker | Alliance NYGT, LLC | Middletown, NY | New York Independent System Operator (NYIS) | 639.0 MWh | Jun 1972 | Dec 2025 | Natural Gas |
| Middletown NY 1 | Middletown NY 1, LLC | Middletown, NY | New York Independent System Operator (NYIS) | 3.4 GWh | Feb 2020 | Dec 2025 | Solar |
| Fogarty CSG | Fogarty Solar LLC | Middletown, NY | New York Independent System Operator (NYIS) | 3.4 GWh | Feb 2021 | Dec 2025 | Solar |
| AT&T Middletown | Bloom Energy 2009 PPA | Middletown, NJ | PJM Interconnection, LLC (PJM) | 16.8 GWh | Jun 2015 | Dec 2025 | Natural Gas |
| IMPA Middletown Solar Park | Indiana Municipal Power Agency | Middletown, IN | Midcontinent Independent System Operator, Inc. (MISO) | 2.5 GWh | Jul 2023 | Dec 2025 | Solar |
| FDX010.0 FedEx Fuel Cell | 2016 ESA Project Company, LLC | Middletown, CT | ISO New England (ISNE) | 8.1 GWh | Aug 2018 | Dec 2025 | Natural Gas |
| FedEx Middletown | VCP Realty, LLC | Middletown, CT | ISO New England (ISNE) | 1.9 GWh | Oct 2024 | Dec 2025 | Solar |
| CP Middletown Solar II LLC | Green Street Power Partners | Middletown, CT | ISO New England (ISNE) | 1.6 GWh | Nov 2019 | Dec 2025 | Solar |
| CP Middletown Solar I LLC | Green Street Power Partners | Middletown, CT | ISO New England (ISNE) | 1.6 GWh | Nov 2019 | Dec 2025 | Solar |
| Wesleyan University Cogen 1 | Wesleyan University | Middletown, CT | ISO New England (ISNE) | 4.0 GWh | Jan 2009 | Dec 2025 | Natural Gas |
| Kleen Energy Systems | Kleen Energy Systems, LLC | Middletown, CT | ISO New England (ISNE) | 3.9 TWh | Jun 2011 | Aug 2026 | Natural Gas : 98.0% Distillate Fuel Oil : 2.0% |
| GenConn Middletown LLC | GenConn Middletown LLC | Middletown, CT | ISO New England (ISNE) | 6.5 GWh | May 2011 | Dec 2025 | Kerosene : 77.4% Natural Gas : 22.6% |
| Middletown | Middletown Power LLC | Middletown, CT | ISO New England (ISNE) | 86.8 GWh | Sep 1958 | Dec 2025 | Residual Fuel Oil : 99.9% |
| Geysers Unit 5-20 | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 4.2 TWh | Mar 1971 | Aug 2026 | Geothermal |
| Sonoma California Geothermal | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 435.6 GWh | Nov 1983 | Dec 2025 | Geothermal |
| Geothermal 2 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 324.8 GWh | Nov 1985 | Aug 2026 | Geothermal |
| Geothermal 1 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 309.0 GWh | Dec 1982 | Aug 2026 | Geothermal |
| Aidlin Geothermal Power Plant | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 82.4 GWh | Apr 1989 | Dec 2025 | Geothermal |
| Calistoga Power Plant | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 450.7 GWh | Feb 1984 | Aug 2026 | Geothermal |
| Middleton Biogas Solar, LLC | Middleton Biogas Solar, LLC | Middleton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Apr 2022 | Dec 2025 | Solar |
| Middleton Airport Solar | Madison Gas & Electric Co | Middleton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.4 GWh | Jun 2020 | Dec 2025 | Solar |
| Jogee Road Solar | DG New York CS, LLC | MIddleton, NY | New York Independent System Operator (NYIS) | 3.1 GWh | Jun 2022 | Dec 2025 | Solar |
| Heartland Farms | Consumers Energy Co - (MI) | Middleton, MI | Midcontinent Independent System Operator, Inc. (MISO) | 464.8 GWh | Mar 2024 | Aug 2026 | Wind |
| Middleton Solar Park | Novis Renewables, LLC | Middleton, MA | ISO New England (ISNE) | 6.6 GWh | May 2018 | Dec 2025 | Solar |
| Chei Solar | Cypress Creek Renewables | Middlesex, NC | Duke Energy Progress East (CPLE) | 5.3 GWh | Dec 2015 | Dec 2025 | Solar |
| Nash 97 Solar, LLC | Cypress Creek Renewables | Middlesex, NC | Duke Energy Carolinas (DUK) | 9.2 GWh | Mar 2016 | Dec 2025 | Solar |
| Nash 97 Solar 2 | Nash 97 Solar 2, LLC | Middlesex, NC | Duke Energy Carolinas (DUK) | 8.2 GWh | Sep 2018 | Dec 2025 | Solar |
| Phobos Solar, LLC | Phobos Solar, LLC | Middlesex, NC | Duke Energy Progress East (CPLE) | 172.3 GWh | Dec 2022 | Aug 2026 | Solar |
| South Street - Middlebury | Greenbacker Renewable Energy Corporation | Middlebury, VT | ISO New England (ISNE) | 9.0 GWh | Nov 2023 | Dec 2025 | Solar |
| Middlebury College | Middlebury College Biomass | Middlebury, VT | ISO New England (ISNE) | 1.7 GWh | Dec 1979 | Jun 2026 | Wood/Wood Waste Solids : 58.5% Natural Gas : 41.5% |
| Middlebury Solar | Ecos Energy LLC | Middlebury, IN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Oct 2012 | Dec 2025 | Solar |
| Lower Middlebury | Green Mountain Power Corp | Middlebury Lower, VT | ISO New England (ISNE) | 5.2 GWh | Jul 1917 | Dec 2025 | Water |
| Jordan Energy-DFA Middlebury Center Plan | Distributed Solar Development, LLC | Middlebury Center, PA | PJM Interconnection, LLC (PJM) | 1.6 GWh | Nov 2021 | Dec 2025 | Solar |
| Stainback Solar Farm | Cypress Creek Renewables | Middleburg, NC | Duke Energy Carolinas (DUK) | 9.6 GWh | Aug 2016 | Dec 2025 | Solar |
| 115 G Fisher | Greenbacker Renewable Energy Corporation | Middleborough, MA | ISO New England (ISNE) | 1.5 GWh | Sep 2015 | Dec 2025 | Solar |
| 154 D Fisher | Greenbacker Renewable Energy Corporation | Middleborough, MA | ISO New England (ISNE) | 1.6 GWh | Nov 2015 | Dec 2025 | Solar |
| Cranberry Solar | GWE Cranberry Solar RT, LLC | Middleborough, MA | ISO New England (ISNE) | 1.7 GWh | Nov 2016 | Dec 2025 | Solar |
| Saratoga Solar III, LLC | Green Street Power Partners | Middle Grove, NY | ISO New England (ISNE) | 5.4 GWh | Nov 2023 | Dec 2025 | Solar |
| Middle Falls Hydro | Boralex Hydro Operations Inc | Middle Falls, NY | New York Independent System Operator (NYIS) | 9.4 GWh | Aug 1989 | Dec 2025 | Water |
Summary of Power Plants By State
Figures are based on August 2026 generation numbers.| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 80 | 13,897.78 GWh |
| Alaska | # 48 | 146 | 672.99 GWh |
| Arizona | # 10 | 203 | 13,589.64 GWh |
| Arkansas | # 23 | 122 | 7,027.75 GWh |
| California | # 3 | 1,840 | 24,164.86 GWh |
| Colorado | # 30 | 321 | 5,322.30 GWh |
| Connecticut | # 34 | 180 | 4,400.98 GWh |
| Delaware | # 49 | 35 | 555.40 GWh |
| District of Columbia | # 51 | 19 | 21.71 GWh |
| Florida | # 2 | 345 | 28,185.93 GWh |
| Georgia | # 6 | 261 | 15,282.60 GWh |
| Hawaii | # 47 | 73 | 863.62 GWh |
| Idaho | # 43 | 152 | 1,754.56 GWh |
| Illinois | # 5 | 556 | 18,683.36 GWh |
| Indiana | # 17 | 226 | 9,970.06 GWh |
| Iowa | # 27 | 301 | 5,759.64 GWh |
| Kansas | # 26 | 191 | 6,368.18 GWh |
| Kentucky | # 21 | 63 | 7,221.26 GWh |
| Louisiana | # 14 | 93 | 10,670.45 GWh |
| Maine | # 45 | 250 | 1,285.31 GWh |
| Maryland | # 37 | 236 | 3,745.22 GWh |
| Massachusetts | # 41 | 679 | 1,958.59 GWh |
| Michigan | # 12 | 288 | 12,064.19 GWh |
| Minnesota | # 32 | 794 | 5,047.38 GWh |
| Mississippi | # 19 | 62 | 8,358.70 GWh |
| Missouri | # 22 | 134 | 7,125.71 GWh |
| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 2,266.60 GWh |
| Nebraska | # 39 | 132 | 3,448.00 GWh |
| Nevada | # 29 | 117 | 5,523.31 GWh |
| New Hampshire | # 42 | 60 | 1,901.10 GWh |
| New Jersey | # 25 | 409 | 6,440.88 GWh |
| New Mexico | # 33 | 166 | 4,571.47 GWh |
| New York | # 11 | 1,087 | 13,130.21 GWh |
| North Carolina | # 8 | 921 | 14,263.55 GWh |
| North Dakota | # 38 | 62 | 3,579.89 GWh |
| Ohio | # 7 | 216 | 14,448.49 GWh |
| Oklahoma | # 13 | 153 | 10,965.38 GWh |
| Oregon | # 31 | 292 | 5,257.14 GWh |
| Pennsylvania | # 4 | 270 | 23,772.83 GWh |
| Rhode Island | # 46 | 108 | 924.31 GWh |
| South Carolina | # 16 | 214 | 9,989.71 GWh |
| South Dakota | # 44 | 53 | 1,486.65 GWh |
| Tennessee | # 18 | 101 | 8,430.26 GWh |
| Texas | # 1 | 1,069 | 65,726.98 GWh |
| Utah | # 36 | 131 | 4,074.82 GWh |
| Vermont | # 50 | 118 | 175.56 GWh |
| Virginia | # 15 | 255 | 10,241.54 GWh |
| Washington | # 20 | 137 | 8,189.60 GWh |
| West Virginia | # 28 | 41 | 5,593.74 GWh |
| Wisconsin | # 24 | 272 | 6,683.19 GWh |
| Wyoming | # 35 | 71 | 4,322.19 GWh |