Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Union County Resource Recovery | Reworld Union (NJ), LLC | Rahway, NJ | PJM Interconnection, LLC (PJM) | 288.7 GWh | Jan 1994 | May 2026 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Union Carbide Seadrift Cogen | Union Carbide Corp-Seadrift | Seadrift, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 563.3 GWh | Dec 1963 | Dec 2025 | Natural Gas : 94.2% Other Gas : 5.8% |
| Union Bridge Solar | Citizens Enterprises Corporation | Union Bridge, MD | PJM Interconnection, LLC (PJM) | 11.8 GWh | Mar 2022 | Dec 2025 | Solar |
| UNH 7.9 MW Plant | Emcor Energy Services | Durham, NH | ISO New England (ISNE) | 53.3 GWh | Aug 2006 | May 2026 | Landfill Gas : 55.5% Natural Gas : 42.0% Distillate Fuel Oil : 2.5% |
| Underwood PV2 | Strata Manager, LLC | Murfreesboro, NC | PJM Interconnection, LLC (PJM) | 29.1 GWh | Sep 2020 | Dec 2025 | Solar |
| Underhill | Underhill Solar LLC | Poughkeepsie, NY | New York Independent System Operator (NYIS) | 3.3 GWh | Feb 2019 | Dec 2025 | Solar |
| Unbridled Solar | Geronimo Power | Robards, KY | Midcontinent Independent System Operator, Inc. (MISO) | 315.8 GWh | Feb 2025 | May 2026 | Solar |
| Unalakleet | Unalakleet Valley Elec Coop | Unalakleet, AK | 3.7 GWh | Apr 2010 | Dec 2024 | Distillate Fuel Oil | |
| UN-School House LLC | BCD Project Holdings 1, LLC | Morris Township, PA | PJM Interconnection, LLC (PJM) | 29.1 GWh | Dec 2022 | Dec 2025 | Solar |
| UMMS at Pocomoke | Luminace Solar Maryland II, LLC | Pocomoke City, MD | PJM Interconnection, LLC (PJM) | 4.3 GWh | Jan 2013 | Dec 2025 | Solar |
| UMM Wind Turbine | University of Minnesota Morris Campus | Morris, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | May 2011 | Dec 2025 | Wind |
| UMES (MD) - Princess Anne | NVT LICENSES, LLC | Princess Anne, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Jan 2011 | Dec 2025 | Solar |
| UMCP CHP Plant | Trigen-Cinergy Solutions College Park | College Park, MD | PJM Interconnection, LLC (PJM) | 84.4 GWh | May 2003 | Dec 2024 | Natural Gas : 90.0% Distillate Fuel Oil : 10.0% |
| UMCES Ground Mount | Standard Solar | Cambridge, MD | PJM Interconnection, LLC (PJM) | 3.4 GWh | Jan 2018 | Dec 2025 | Solar |
| Umbriel Solar | Umbriel Solar, LLC | Livington, TX | Midcontinent Independent System Operator, Inc. (MISO) | 316.9 GWh | Sep 2023 | May 2026 | Solar |
| UMass PV Lot 22 | RWE Clean Energy | Amherst, MA | ISO New England (ISNE) | 2.7 GWh | Aug 2022 | Dec 2025 | Solar |
| UMass Boston | MSS Energy Holdings, LLC (d.b.a. Calibrant Energy) | Dorchester, MA | ISO New England (ISNE) | 1.0 GWh | Dec 1971 | Dec 2025 | Solar |
| UMASS | RWE Clean Energy | Amherst, MA | ISO New England (ISNE) | 5.2 GWh | Sep 2016 | Dec 2025 | Solar |
| Ulster County Solar | Madison Energy Investments LLC | Kingston, NY | New York Independent System Operator (NYIS) | 1.5 GWh | Apr 2018 | Sep 2025 | Solar |
| UL Advanced Wind Turbine Test Facility | West Texas A&M University | Canyon, TX | Southwest Power Pool (SWPP) | 12.0 GWh | Dec 2015 | Dec 2025 | Wind |
| Uintah | Moon Lake Electric Assn Inc | Neola, UT | Western Area Power Administration - Rocky Mountain Region (WACM) | 4.5 GWh | Jun 1920 | Dec 2025 | Water |
| Uilk Wind LLC | RENEW Energy Inc | Pipestone, MN | Midcontinent Independent System Operator, Inc. (MISO) | 6.6 GWh | Dec 2009 | Dec 2025 | Wind |
| UI RCP Woodbridge FC | United Illuminating Co | Woodbridge, CT | ISO New England (ISNE) | 16.7 GWh | Nov 2016 | Dec 2025 | Natural Gas |
| UI RCP New Haven Fuel Cell | United Illuminating Co | New Haven, CT | ISO New England (ISNE) | 20.5 GWh | Jul 2015 | May 2026 | Natural Gas |
| UI RCP Bridgeport Seaside | United Illuminating Co | Bridgeport, CT | ISO New England (ISNE) | 17.5 GWh | Oct 2015 | May 2026 | Natural Gas : 84.7% Solar : 15.3% |
| UDR Glastonbury Fuel Cell | UIL Distributed Resources, LLC | Glastonbury, CT | ISO New England (ISNE) | 15.8 GWh | Jan 2016 | Dec 2025 | Natural Gas |
| UCONN Cogen Facility | University of Connecticut | Storrs, CT | ISO New England (ISNE) | 112.1 GWh | Feb 2006 | May 2026 | Natural Gas : 95.2% Distillate Fuel Oil : 4.8% |
| UCLA So Campus Cogen Project | University of California-LA | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 235.0 GWh | Sep 1993 | May 2026 | Natural Gas |
| UCI Facilities Management Central Plant | University of California Irvine | Irvine, CA | California Independent System Operator (CISO) | 113.6 GWh | Jun 2007 | May 2026 | Natural Gas |
| UC Riverside Lots 30 & 32 | MN8 Energy LLC | Riverside, CA | California Independent System Operator (CISO) | 6.8 GWh | Nov 2017 | Dec 2025 | Solar |
| UC Merced Solar Hybrid | MN8 Energy LLC | Merced, CA | California Independent System Operator (CISO) | 8.0 GWh | Nov 2018 | Dec 2025 | Solar |
| UC Davis South Campus | Solar Star California XXXII, LLC | Davis, CA | California Independent System Operator (CISO) | 11.9 GWh | Feb 2015 | Dec 2025 | Solar |
| Ubly | Thumb Electric Coop of Mich | Ubly, MI | Midcontinent Independent System Operator, Inc. (MISO) | 11.8 MWh | May 1938 | Dec 2024 | Distillate Fuel Oil : 63.3% Natural Gas : 36.7% |
| UB Fuel Cell | UB Fuel Cell | Bridgeport, CT | ISO New England (ISNE) | 10.1 GWh | Mar 2015 | Dec 2025 | Natural Gas |
| UASTP I | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 2.1 GWh | Nov 2010 | Dec 2025 | Solar |
| UADA | Entegrity Solar UA AG, LLC | Nashville, AR | Southwest Power Pool (SWPP) | 5.9 GWh | Apr 2023 | Dec 2024 | Solar |
| UA Central Utility Plant | University Of Arkansas | Fayetteville, AR | Southwest Power Pool (SWPP) | 36.5 GWh | Jan 2016 | Dec 2025 | Natural Gas |
| U S Alliance Coosa Pines | Bowater Newport Coosa Pines Op | Coosa Pines, AL | Southern Company Services, Inc. - Trans (SOCO) | 119.7 GWh | Dec 1967 | Dec 2025 | Black Liquor : 61.2% Natural Gas : 38.8% |
| Tyto Solar | Madison Gas & Electric Co | Fitchburg, WI | Midcontinent Independent System Operator, Inc. (MISO) | 11.3 GWh | Jan 2024 | Dec 2025 | Solar |
| Tyson Nick | Tyson Nick Solar Project, LLC | Paris, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 102.5 GWh | Sep 2025 | May 2026 | Solar |
| Tyngsborough Solar | Citizens Enterprises Corporation | Tyngsborough, MA | ISO New England (ISNE) | 3.2 GWh | Dec 2016 | Dec 2025 | Solar |
| Tyler Bluff Wind Project, LLC | Southern Power Co | Muenster, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 343.1 GWh | Nov 2016 | May 2026 | Wind |
| Tyee Lake Hydroelectric Facility | Southeast Alaska Power Agency | Wrangell, AK | (NA) | 103.4 GWh | Jun 1983 | Dec 2025 | Water |
| TX Sunnyvale 367 Long Creek Road Solar | Catalyze Sunnyvale 367 Long Creek Road Microgrid, LLC | Sunnyvale, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 132.0 MWh | Sep 2025 | Dec 2025 | Solar |
| TX Jumbo Road Wind | TX Jumbo Road Wind, LLC | Hereford, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 545.7 GWh | Mar 2015 | May 2026 | Wind |
| TX Houston 7080 Express Lane | Catalyze Houston Express Lane Microgrid, LLC | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 600.0 MWh | Jan 2025 | Dec 2025 | Solar |
| TX Hereford Wind | Boralex US Operations LLC | Hereford, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 587.2 GWh | Nov 2014 | May 2026 | Wind |
| TX Fort Worth 5200 Gold Spike Drive | Catalyze Fort Worth 5200 Gold Spike Drive Microgrid, LLC | Fort Worth, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 2.5 GWh | Jan 2025 | Dec 2025 | Solar |
| Two Ponds Windfarm | Mountain Air Projects, LLC | Glenns Ferry, ID | Idaho Power Company (IPCO) | 55.2 GWh | Nov 2012 | Dec 2025 | Wind |
| Two Pine Landfill Gas Recovery | WM Renewable Energy LLC | North Little Rock, AR | Midcontinent Independent System Operator, Inc. (MISO) | 29.8 GWh | Sep 2006 | Dec 2025 | Landfill Gas |
| Two Mile Solar | Cypress Creek Renewables | Winfall, NC | PJM Interconnection, LLC (PJM) | 7.4 GWh | May 2015 | Dec 2025 | Solar |
| Two Mile Desert Project | Citizens Enterprises Corporation | Hertford, NC | PJM Interconnection, LLC (PJM) | 24.6 GWh | May 2019 | Dec 2025 | Solar |
| Two Lines Farm | Strata Manager, LLC | Hickory, NC | Duke Energy Carolinas (DUK) | 9.1 GWh | Feb 2013 | Dec 2025 | Solar |
| Two Dot Wind Farm | NorthWestern Energy (MT wind/thermal) | Two Dot, MT | NorthWestern Corporation (NWMT) | 28.8 GWh | May 2014 | Dec 2025 | Wind |
| Two Dot Wind Broadview East LLC | Two Dot Wind Broadview East LLC | Broadview, MT | NorthWestern Corporation (NWMT) | 4.2 GWh | Sep 2018 | Dec 2025 | Wind |
| Two Creeks Solar | Wisconsin Public Service Corp | Two Rivers, WI | Midcontinent Independent System Operator, Inc. (MISO) | 185.0 GWh | Oct 2020 | May 2026 | Solar |
| Twittys Creek Solar, LLC | Cardinal Renewables | Keysville, VA | PJM Interconnection, LLC (PJM) | 23.9 GWh | Nov 2020 | Dec 2025 | Solar |
| Twiss Street Solar | Citizens Enterprises Corporation | Westfield, MA | ISO New England (ISNE) | 1.9 GWh | Dec 2014 | Mar 2025 | Solar |
| Twin Rivers Solar Power Plant | Duke Energy Florida, LLC | Jasper, FL | Duke Energy Florida, Inc. (FPC) | 155.9 GWh | Feb 2021 | May 2026 | Solar |
| Twin Rivers Paper Co LLC | Twin Rivers Paper Co LLC | Madawaska, ME | (NBSO) | 102.8 GWh | Apr 1987 | May 2026 | Purchased Steam |
| Twin Ridges Wind Farm | Exus Pennsylvania Wind Holdings | Meyersdale, PA | PJM Interconnection, LLC (PJM) | 510.6 GWh | Nov 2012 | Dec 2025 | Wind |
| Twin Reservoirs | City of Walla Walla - (WA) | Walla Walla, WA | Bonneville Power Administration (BPAT) | 6.9 GWh | Mar 1988 | Dec 2025 | Water |
| Twin Lakes Solar LLC | Twin Lakes Solar LLC | Monticello, IN | Midcontinent Independent System Operator, Inc. (MISO) | 331.7 GWh | Nov 2024 | May 2026 | Solar |
| Twin Lakes | Florida Power & Light Co | Interlachen, FL | Florida Power & Light Co. (FPL) | 131.6 GWh | Dec 2019 | May 2026 | Solar |
| Twin Lake Hills LLC | CHI Operations Inc | Lake Benton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Nov 2000 | Dec 2024 | Wind |
| Twin Falls (WI) | Wisconsin Electric Power Co | Florence, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.0 GWh | Jun 2016 | Dec 2025 | Water |
| Twin Falls (ID) | Idaho Power Co | Kimberly, ID | Idaho Power Company (IPCO) | 43.5 GWh | Feb 1935 | Dec 2025 | Water |
| Twin Falls Hydro | Central Rivers Power US, LLC | North Bend, WA | Puget Sound Energy, Inc. (PSEI) | 59.3 GWh | Nov 1989 | Dec 2025 | Water |
| Twin Cities Hydro LLC | Twin Cities Hydro LLC | St. Paul, MN | Midcontinent Independent System Operator, Inc. (MISO) | 97.1 GWh | Sep 1924 | Dec 2025 | Water |
| Twin Buttes Wind Project | Avangrid Power LLC | Lamar, CO | Public Service Company of Colorado (PSCO) | 228.2 GWh | Jun 2007 | Dec 2025 | Wind |
| Twin Buttes II Wind | Avangrid Power LLC | Lamar, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 295.9 GWh | Nov 2017 | May 2026 | Wind |
| Twin Branch PV | Indiana Michigan Power Co | Mishawaka, IN | PJM Interconnection, LLC (PJM) | 3.6 GWh | Jul 2016 | May 2026 | Solar |
| Twin Branch | Indiana Michigan Power Co | Mishawaka, IN | PJM Interconnection, LLC (PJM) | 21.4 GWh | Apr 1989 | Dec 2025 | Water |
| Twiggs Solar | Onward Energy | Dry Branch, GA | Southern Company Services, Inc. - Trans (SOCO) | 371.9 GWh | Aug 2020 | May 2026 | Solar |
| Twelvemile Solar 2 | Leeward Asset Management, LLC | Durant, OK | Southwest Power Pool (SWPP) | 30.1 GWh | - | May 2026 | Solar |
| Twelvemile Solar 1 | Leeward Asset Management, LLC | Tulsa, OK | Southwest Power Pool (SWPP) | 61.7 GWh | - | May 2026 | Solar |
| Tweite Community Solar LLC | Tweite Community Solar LLC | Byron, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Oct 2020 | Dec 2025 | Solar |
| TWE New Bern Solar Project, LLC | Cypress Creek Renewables | New Bern, NC | Duke Energy Carolinas (DUK) | 6.3 GWh | Jul 2016 | Dec 2024 | Solar |
| TWE Myrtle Solar Farm, LLC | Dominion Energy Inc. | Suffolk, VA | PJM Interconnection, LLC (PJM) | 28.3 GWh | May 2020 | Dec 2025 | Solar |
| TWE Chocowinity Solar, LLC | Cypress Creek Renewables | Chocowinity, NC | Duke Energy Carolinas (DUK) | 5.6 GWh | Nov 2015 | Dec 2025 | Solar |
| TWE Bowman Solar Project | SunStrong Management | Bowman, SC | Dominion Energy South Carolina, Inc. (SCEG) | 136.5 GWh | Apr 2020 | May 2026 | Solar |
| TWC | Bravo REC Management LLC | Tulare, CA | California Independent System Operator (CISO) | 2.2 GWh | Jul 2024 | Dec 2025 | Solar |
| TVA Southaven Combined Cycle | Tennessee Valley Authority | Southaven, MS | Tennessee Valley Authority (TVA) | 5.4 TWh | Apr 2003 | May 2026 | Natural Gas |
| Tuttle | Western Farmers Elec Coop, Inc | Tuttle, OK | Southwest Power Pool (SWPP) | 2.6 GWh | Feb 2017 | May 2026 | Solar |
| Tuscola Wind II LLC | Tuscola Wind II LLC | Reese, MI | Midcontinent Independent System Operator, Inc. (MISO) | 295.3 GWh | Oct 2013 | May 2026 | Wind |
| Tuscola Bay Wind | Tuscola Bay Wind LLC | Reese, MI | Midcontinent Independent System Operator, Inc. (MISO) | 357.9 GWh | Nov 2012 | May 2026 | Wind |
| Tuscarora Geothermal Power Plant | Ormat Nevada Inc | Tuscarora, NV | Nevada Power Company (NEVP) | 119.8 GWh | Dec 2011 | Dec 2025 | Geothermal |
| Turtle Creek Wind Farm LLC | Turtle Creek Wind Farm LLC | St. Ansgar, IA | Midcontinent Independent System Operator, Inc. (MISO) | 702.5 GWh | Nov 2018 | May 2026 | Wind |
| Turtle Creek | Omaha Public Power District | Springfield, NE | Southwest Power Pool (SWPP) | 464.6 GWh | May 2025 | May 2026 | Natural Gas : 98.3% Distillate Fuel Oil : 1.7% |
| Turrill Solar Farm | DTE Electric Company | Lapeer, MI | Midcontinent Independent System Operator, Inc. (MISO) | 20.2 GWh | Apr 2017 | Dec 2025 | Solar |
| Turquoise Nevada, LLC | Greenbacker Renewable Energy Corporation | Sparks, NV | Nevada Power Company (NEVP) | 108.3 GWh | Nov 2020 | May 2026 | Solar |
| Turquoise Liberty Solar | Liberty Utilities (CalPeco Electric) LLC | Sparks, NV | Nevada Power Company (NEVP) | 7.9 GWh | Oct 2019 | Dec 2025 | Solar |
| Turnpike | Florida Power & Light Co | Vero Beach, FL | Florida Power & Light Co. (FPL) | 164.3 GWh | Dec 2023 | May 2026 | Solar |
| Turnkey Landfill Gas Recovery | WM Renewable Energy LLC | Rochester, NH | ISO New England (ISNE) | 38.5 GWh | Jan 1992 | Dec 2025 | Landfill Gas |
| Turnipseed Solar, LLC | Southeastern Solar Farm Fund, LLC | Douglasville, GA | Southern Company Services, Inc. - Trans (SOCO) | 5.3 GWh | Oct 2017 | Dec 2025 | Solar |
| Turners Falls | FirstLight Power Resources, Inc. - MA | Montague, MA | ISO New England (ISNE) | 11.8 GWh | Dec 1904 | Dec 2025 | Water |
| Turner Shoals | Northbrook Carolina Hydro LLC | Mill Springs, NC | Duke Energy Carolinas (DUK) | 52.0 MWh | Nov 1996 | May 2026 | Water |
| Turner Rd Community Solar Project | Scale Sustainable I, LLC | Baldwin, NY | New York Independent System Operator (NYIS) | 2.7 GWh | Jan 2019 | Dec 2025 | Solar |
| Turnbull Hydro | Turnbull Hydro LLC | Fairfield, MT | NorthWestern Corporation (NWMT) | 19.0 GWh | May 2011 | Jul 2025 | Water |
| Turlock Lake | Turlock Irrigation District | Hickman, CA | Turlock Irrigation District (TIDC) | 3.2 GWh | Jun 1980 | Dec 2025 | Water |
Summary of Power Plants By State
Figures are based on May 2026 generation numbers.| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Alabama | # 8 | 77 | 11,823.92 GWh |
| Alaska | # 48 | 140 | 513.29 GWh |
| Arizona | # 14 | 196 | 9,091.99 GWh |
| Arkansas | # 25 | 117 | 4,873.33 GWh |
| California | # 4 | 1,740 | 15,360.54 GWh |
| Colorado | # 31 | 308 | 4,156.36 GWh |
| Connecticut | # 35 | 173 | 3,391.33 GWh |
| Delaware | # 49 | 35 | 236.45 GWh |
| District of Columbia | # 51 | 17 | 14.46 GWh |
| Florida | # 2 | 342 | 25,093.89 GWh |
| Georgia | # 6 | 250 | 12,138.02 GWh |
| Hawaii | # 46 | 70 | 762.50 GWh |
| Idaho | # 41 | 151 | 1,963.84 GWh |
| Illinois | # 5 | 494 | 14,816.74 GWh |
| Indiana | # 15 | 222 | 7,662.28 GWh |
| Iowa | # 21 | 297 | 5,720.38 GWh |
| Kansas | # 24 | 188 | 5,118.39 GWh |
| Kentucky | # 23 | 61 | 5,471.28 GWh |
| Louisiana | # 13 | 90 | 9,131.60 GWh |
| Maine | # 44 | 242 | 1,130.78 GWh |
| Maryland | # 37 | 228 | 3,103.37 GWh |
| Massachusetts | # 45 | 666 | 1,073.93 GWh |
| Michigan | # 11 | 276 | 9,774.25 GWh |
| Minnesota | # 28 | 790 | 4,567.82 GWh |
| Mississippi | # 20 | 60 | 6,404.61 GWh |
| Missouri | # 22 | 129 | 5,701.36 GWh |
| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,053.07 GWh |
| Nebraska | # 36 | 126 | 3,193.89 GWh |
| Nevada | # 33 | 117 | 3,848.29 GWh |
| New Hampshire | # 43 | 57 | 1,198.65 GWh |
| New Jersey | # 30 | 398 | 4,274.91 GWh |
| New Mexico | # 29 | 158 | 4,513.39 GWh |
| New York | # 10 | 1,064 | 10,643.78 GWh |
| North Carolina | # 9 | 913 | 11,481.42 GWh |
| North Dakota | # 34 | 59 | 3,601.34 GWh |
| Ohio | # 7 | 211 | 11,886.21 GWh |
| Oklahoma | # 17 | 144 | 7,547.66 GWh |
| Oregon | # 27 | 281 | 4,575.23 GWh |
| Pennsylvania | # 3 | 258 | 18,234.28 GWh |
| Rhode Island | # 47 | 107 | 580.94 GWh |
| South Carolina | # 16 | 209 | 7,632.32 GWh |
| South Dakota | # 42 | 53 | 1,802.78 GWh |
| Tennessee | # 19 | 99 | 6,454.94 GWh |
| Texas | # 1 | 1,019 | 50,690.02 GWh |
| Utah | # 39 | 128 | 2,809.26 GWh |
| Vermont | # 50 | 118 | 186.37 GWh |
| Virginia | # 18 | 250 | 7,445.56 GWh |
| Washington | # 12 | 134 | 9,231.20 GWh |
| West Virginia | # 32 | 41 | 4,142.41 GWh |
| Wisconsin | # 26 | 266 | 4,582.07 GWh |
| Wyoming | # 38 | 69 | 2,983.81 GWh |