Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| U S Alliance Coosa Pines | Bowater Newport Coosa Pines Op | Coosa Pines, AL | Southern Company Services, Inc. - Trans (SOCO) | 139.3 GWh | Dec 1967 | Dec 2023 | Black Liquor : 71.3% Natural Gas : 28.7% |
| UA Central Utility Plant | University Of Arkansas | Fayetteville, AR | Southwest Power Pool (SWPP) | 37.5 GWh | Jan 2016 | Dec 2023 | Natural Gas |
| UASTP I | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 403.0 MWh | Nov 2010 | Dec 2023 | Solar |
| UB Fuel Cell | UB Fuel Cell | Bridgeport, CT | ISO New England (ISNE) | 10.5 GWh | Mar 2015 | Dec 2023 | Natural Gas |
| Ubly | Thumb Electric Coop of Mich | Ubly, MI | Midcontinent Independent System Operator, Inc. (MISO) | 16.7 MWh | May 1938 | Dec 2023 | Distillate Fuel Oil : 77.3% Natural Gas : 22.7% |
| UC Davis South Campus | Solar Star California XXXII, LLC | Davis, CA | California Independent System Operator (CISO) | 23.4 GWh | Feb 2015 | Dec 2023 | Solar |
| UC Merced Solar Hybrid | MN8 Energy LLC | Merced, CA | California Independent System Operator (CISO) | 8.5 GWh | Nov 2018 | Dec 2023 | Solar |
| UC Riverside Lots 30 & 32 | MN8 Energy LLC | Riverside, CA | California Independent System Operator (CISO) | 7.0 GWh | Nov 2017 | Dec 2023 | Solar |
| UC Santa Cruz Solar | Forefront Power, LLC | Santa Cruz, CA | California Independent System Operator (CISO) | 3.5 GWh | Jun 2021 | Dec 2022 | Solar |
| UCI Facilities Management Central Plant | University of California Irvine | Irvine, CA | California Independent System Operator (CISO) | 112.0 GWh | Jun 2007 | Jan 2025 | Natural Gas |
| UCLA So Campus Cogen Project | University of California-LA | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 184.0 GWh | Sep 1993 | Jan 2025 | Natural Gas |
| UCONN Cogen Facility | University of Connecticut | Storrs, CT | ISO New England (ISNE) | 123.2 GWh | Feb 2006 | Jan 2025 | Natural Gas : 98.9% Distillate Fuel Oil : 1.1% |
| UDR Glastonbury Fuel Cell | UIL Distributed Resources, LLC | Glastonbury, CT | ISO New England (ISNE) | 21.1 GWh | Jan 2016 | Dec 2023 | Natural Gas |
| UI RCP Bridgeport Seaside | United Illuminating Co | Bridgeport, CT | ISO New England (ISNE) | 20.4 GWh | Oct 2015 | Jan 2025 | Natural Gas : 89.4% Solar : 10.6% |
| UI RCP New Haven Fuel Cell | United Illuminating Co | New Haven, CT | ISO New England (ISNE) | 16.3 GWh | Jul 2015 | Jan 2025 | Natural Gas |
| UI RCP Woodbridge FC | United Illuminating Co | Woodbridge, CT | ISO New England (ISNE) | 16.5 GWh | Nov 2016 | Dec 2023 | Natural Gas |
| Uilk Wind LLC | RENEW Energy Inc | Pipestone, MN | Midcontinent Independent System Operator, Inc. (MISO) | 12.3 GWh | Dec 2009 | Dec 2023 | Wind |
| Uintah | Moon Lake Electric Assn Inc | Neola, UT | Western Area Power Administration - Rocky Mountain Region (WACM) | 6.3 GWh | Jun 1920 | Dec 2023 | Water |
| UL Advanced Wind Turbine Test Facility | West Texas A&M University | Canyon, TX | Southwest Power Pool (SWPP) | 7.9 GWh | Dec 2015 | Dec 2023 | Wind |
| Ulster County Solar | Ulster Solar LLC | Kingston, NY | New York Independent System Operator (NYIS) | 1.7 GWh | Apr 2018 | Dec 2023 | Solar |
| UMASS | Consolidated Edison Development Inc. | Amherst, MA | ISO New England (ISNE) | 941.0 MWh | Sep 2016 | Dec 2023 | Solar |
| UMass Boston | UMass Boston | Dorchester, MA | ISO New England (ISNE) | 659.0 MWh | Dec 1971 | Dec 2023 | Solar : 91.2% Distillate Fuel Oil : 8.8% |
| UMass PV Lot 22 | Consolidated Edison Development Inc. | Amherst, MA | ISO New England (ISNE) | 3.1 GWh | Aug 2022 | Dec 2023 | Solar |
| Umbriel Solar | Umbriel Solar, LLC | Livington, TX | Midcontinent Independent System Operator, Inc. (MISO) | 320.3 GWh | Sep 2023 | Jan 2025 | Solar |
| UMCES Ground Mount | Standard Solar | Cambridge, MD | PJM Interconnection, LLC (PJM) | 3.5 GWh | Jan 2018 | Dec 2023 | Solar |
| UMCP CHP Plant | Trigen-Cinergy Solutions College Park | College Park, MD | PJM Interconnection, LLC (PJM) | 75.5 GWh | May 2003 | Dec 2023 | Natural Gas : 96.3% Distillate Fuel Oil : 3.7% |
| UMES (MD) - Princess Anne | NVT LICENSES, LLC | Princess Anne, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Jan 2011 | Dec 2023 | Solar |
| UMM Wind Turbine | University of Minnesota Morris Campus | Morris, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | May 2011 | Dec 2022 | Wind |
| UMMS at Pocomoke | Luminace Solar Maryland II, LLC | Pocomoke City, MD | PJM Interconnection, LLC (PJM) | 5.1 GWh | Jan 2013 | Dec 2023 | Solar |
| UN-School House LLC | BCD Project Holdings 1, LLC | Morris Township, PA | PJM Interconnection, LLC (PJM) | 31.0 GWh | Dec 2022 | Dec 2023 | Solar |
| Underhill | Underhill Solar LLC | Poughkeepsie, NY | New York Independent System Operator (NYIS) | 3.9 GWh | Feb 2019 | Dec 2023 | Solar |
| Underwood PV2 | Ecoplexus, Inc | Murfreesboro, NC | PJM Interconnection, LLC (PJM) | 27.9 GWh | Sep 2020 | Dec 2023 | Solar |
| UNH 7.9 MW Plant | Emcor Energy Services | Durham, NH | ISO New England (ISNE) | 49.7 GWh | Aug 2006 | Jan 2025 | Landfill Gas : 74.0% Natural Gas : 24.4% Distillate Fuel Oil : 1.6% |
| Union Bridge Solar | Citizens Enterprises Corporation | Union Bridge, MD | PJM Interconnection, LLC (PJM) | 12.3 GWh | Mar 2022 | Dec 2023 | Solar |
| Union Carbide Seadrift Cogen | Union Carbide Corp-Seadrift | Seadrift, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 574.6 GWh | Dec 1963 | Dec 2023 | Natural Gas : 95.6% Other Gas : 4.4% |
| Union County Resource Recovery | Covanta Union Operations LLC | Rahway, NJ | PJM Interconnection, LLC (PJM) | 303.0 GWh | Jan 1994 | Jan 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Union Falls | Union Falls Hydro Power LP | Au Sable Forks, NY | New York Independent System Operator (NYIS) | 9.8 GWh | Dec 1986 | Dec 2023 | Water |
| Union Garden | Excelsior Energy Capital | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Feb 2021 | Dec 2023 | Solar |
| Union HS at Casa Grande | Luminace Solar Holding, LLC | Casa Grande, AZ | Arizona Public Service Company (AZPS) | 2.6 GWh | Nov 2012 | Dec 2023 | Solar |
| Union Power Station | Entergy Arkansas LLC | El Dorado, AR | Midcontinent Independent System Operator, Inc. (MISO) | 9.5 TWh | Dec 2002 | Jan 2025 | Natural Gas |
| Union Renewable Energy Facility | Lockhart Power Co | Enoree, SC | Duke Energy Carolinas (DUK) | 21.1 GWh | Dec 2014 | Dec 2023 | Landfill Gas |
| Union Springs 40 | EF NY CDG 011, LLC | Union Spring, NY | New York Independent System Operator (NYIS) | 8.5 GWh | Jan 2022 | Dec 2023 | Solar |
| Union Springs 963 | EF NY CDG 003, LLC | Union Spring, NY | New York Independent System Operator (NYIS) | 8.3 GWh | Dec 2021 | Dec 2023 | Solar |
| Union Springs Solar Center | Florida Power & Light Co | Lake Butler, FL | Florida Power & Light Co. (FPL) | 146.8 GWh | Nov 2020 | Jan 2025 | Solar |
| Union Vale | VC Renewables | Lagrangeville, NY | New York Independent System Operator (NYIS) | 2.1 GWh | Jul 2021 | Dec 2023 | Solar |
| Union Valley | Sacramento Municipal Util Dist | Fresh Pond, CA | Balancing Authority of Northern California (BANC) | 168.2 GWh | Sep 1963 | Dec 2023 | Water |
| Unionville | Associated Electric Coop, Inc | Unionville, MO | Associated Electric Cooperative, Inc. (AECI) | 240.0 MWh | May 1976 | Dec 2023 | Distillate Fuel Oil |
| Unionville City of | City of Unionville - (MO) | Unionville, MO | Associated Electric Cooperative, Inc. (AECI) | 11.0 MWh | Dec 1934 | Dec 2023 | Distillate Fuel Oil |
| Unionville Hydro Project 2499 NY | Erie Boulevard Hydropower LP | Norwood, NY | New York Independent System Operator (NYIS) | 14.9 GWh | Jun 1984 | Dec 2023 | Water |
| Unit 4 | City of Mt Pleasant - (UT) | Mt Pleasent, UT | PacifiCorp East (PACE) | 3.2 GWh | May 1993 | Dec 2023 | Water |
| United Stationers Supply Solar Electric | CVI CleanCapital Solar 4 LLC | Cranbury, NJ | PJM Interconnection, LLC (PJM) | 3.3 GWh | Nov 2011 | Dec 2023 | Solar |
| Unity Solar | Madison Energy Holdings LLC | Unity, ME | ISO New England (ISNE) | 7.3 GWh | Nov 2021 | Dec 2023 | Solar |
| Univ Minnesota CHP Plant | Veolia Energy | Minneapolis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 173.9 GWh | Oct 2017 | Dec 2023 | Natural Gas |
| Univ of California San Diego Solar | University of California San Diego | La Jolla, CA | California Independent System Operator (CISO) | 3.5 GWh | Nov 2008 | Dec 2023 | Solar |
| Univ of Massachusetts Medical Center | University of Massachusetts Medical | Worcester, MA | ISO New England (ISNE) | 68.1 GWh | Mar 1974 | Dec 2023 | Natural Gas : 97.4% Residual Fuel Oil : 2.4% |
| Univ of NC Chapel Hill Cogen Facility | University of North Carolina | Chapel Hill, NC | Duke Energy Carolinas (DUK) | 48.2 GWh | Jun 1991 | Jan 2025 | Natural Gas : 52.5% Bituminous Coal : 47.5% |
| Univ of Oregon Central Power Station | University of Oregon | Eugene, OR | Bonneville Power Administration (BPAT) | 527.7 MWh | Aug 2009 | Dec 2023 | Natural Gas : 63.0% Distillate Fuel Oil : 37.0% |
| University of Arizona - Biosphere 2 | University of Arizona - Biosphere 2 | Oracle, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 118.0 MWh | Oct 1990 | Dec 2023 | Natural Gas : 71.2% Distillate Fuel Oil : 28.8% |
| University of California San Diego Hybrid | University of California San Diego | La Jolla, CA | California Independent System Operator (CISO) | 222.2 GWh | Jun 2001 | Jan 2025 | Natural Gas |
| University of California Santa Cruz | University of California Santa Cruz | Santa Cruz, CA | California Independent System Operator (CISO) | 35.9 GWh | Aug 2013 | Dec 2023 | Natural Gas : 90.8% Solar : 9.2% |
| University of Colorado | University of Colorado | Boulder, CO | Public Service Company of Colorado (PSCO) | 4.6 GWh | Jul 1992 | Jan 2025 | Natural Gas : 99.9% |
| University of Delaware Wind Turbine | First State Marine Wind | Lewes, DE | PJM Interconnection, LLC (PJM) | 3.0 GWh | Jun 2010 | Jan 2025 | Wind |
| University of Florida | Duke Energy Florida, LLC | Gainesville, FL | Duke Energy Florida, Inc. (FPC) | 377.2 GWh | Dec 1993 | Dec 2023 | Natural Gas |
| University of Illinois Abbott Power Plt | University of Illinois | Champaign, IL | Midcontinent Independent System Operator, Inc. (MISO) | 235.0 GWh | Oct 1940 | Dec 2023 | Natural Gas : 95.7% Bituminous Coal : 4.3% |
| University of Illinois Cogen Facility | University of Illinois | Chicago, IL | PJM Interconnection, LLC (PJM) | 104.1 GWh | Mar 1993 | Jan 2025 | Natural Gas : 99.9% |
| University of Iowa Main Power Plant | University of Iowa | Iowa City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 GWh | Dec 1946 | Sep 2024 | Natural Gas : 51.7% Other Biomass Solids : 19.1% Wood/Wood Waste Solids : 18.4% Bituminous Coal : 10.8% |
| University of Michigan | University of Michigan | Ann Arbor, MI | Midcontinent Independent System Operator, Inc. (MISO) | 221.6 GWh | Dec 1974 | Jan 2025 | Natural Gas |
| University of Northern Iowa | University of Northern Iowa | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 21.4 GWh | Oct 1982 | Jan 2025 | Natural Gas : 72.3% Petroleum Coke : 20.3% Bituminous Coal : 7.4% |
| University of Notre Dame | University of Notre Dame | Notre Dame, IN | PJM Interconnection, LLC (PJM) | 91.8 GWh | Jun 1952 | Jan 2025 | Natural Gas : 99.3% Distillate Fuel Oil : 0.7% |
| University of Rochester | University of Rochester | Rochester, NY | New York Independent System Operator (NYIS) | 32.5 GWh | Sep 2005 | Dec 2023 | Natural Gas |
| University of San Diego | Bloom Energy 2009 PPA | San Diego, CA | California Independent System Operator (CISO) | 6.2 GWh | Nov 2016 | Dec 2023 | Natural Gas |
| University of Tennessee Steam Plant | University of Tennessee | Knoxville, TN | Tennessee Valley Authority (TVA) | 35.2 GWh | May 1996 | Jan 2025 | Natural Gas |
| University of the Pacific | The Greater Light USA LLC | Stockton, CA | California Independent System Operator (CISO) | 6.2 GWh | Apr 2022 | Dec 2023 | Solar |
| University of Washington Power Plant | University of Washington | Seattle, WA | Seattle City Light (SCL) | 8.1 GWh | Dec 1968 | Jan 2025 | Natural Gas : 98.3% Distillate Fuel Oil : 1.7% |
| University Park North | LSP University Park LLC | University Park, IL | PJM Interconnection, LLC (PJM) | 208.2 GWh | May 2002 | Dec 2023 | Natural Gas |
| University Park Solar | SS PA II PSU LLC | State College, PA | PJM Interconnection, LLC (PJM) | 2.2 GWh | Nov 2018 | Dec 2023 | Solar |
| University Park South | University Park Energy LLC | University Park, IL | PJM Interconnection, LLC (PJM) | 83.4 GWh | May 2001 | Dec 2023 | Natural Gas |
| University Solar, LLC | AES Distributed Energy | West Greenwich, RI | ISO New England (ISNE) | 26.1 GWh | Nov 2019 | Jan 2025 | Solar |
| Upchurch Solar Center LLC | Cypress Creek Renewables | Elm City, NC | Duke Energy Progress East (CPLE) | 8.6 GWh | Nov 2014 | Dec 2023 | Solar |
| Upland Prairie | Interstate Power and Light Co | Spencer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 TWh | Feb 2019 | Jan 2025 | Wind |
| Upper Barker | KEI (Maine) Power Management (III) LLC | Auburn, ME | ISO New England (ISNE) | 6.6 GWh | Apr 1987 | Dec 2023 | Water |
| Upper Beaver | Beaver City Corporation | Beaver, UT | PacifiCorp East (PACE) | 10.2 GWh | Jul 1907 | Dec 2023 | Water |
| Upper Beaver Falls Project | Eagle Creek Renewable Energy, LLC | Beaver Falls, NY | New York Independent System Operator (NYIS) | 9.3 GWh | Dec 1984 | Dec 2023 | Water |
| Upper Blackstone (MA) Treasure Valley | Nexamp Treasure Valley Solar, LLC | Rutland, MA | ISO New England (ISNE) | 6.9 GWh | Jun 2014 | Dec 2023 | Solar |
| Upper Dawson | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 11.5 GWh | Oct 1983 | Dec 2023 | Water |
| Upper Falls | Avista Corp | Spokane, WA | Avista Corporation (AVA) | 59.9 GWh | Mar 1922 | Dec 2023 | Water |
| Upper Gorge | Los Angeles Department of Water & Power | Bishop, CA | Los Angeles Department of Water and Power (LDWP) | 112.2 GWh | May 1953 | Dec 2023 | Water |
| Upper Malad | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 52.2 GWh | May 1948 | Dec 2023 | Water |
| Upper Marlboro 1 CSG | Nautilus Solar Solutions | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 2.8 GWh | Nov 2019 | Dec 2023 | Solar |
| Upper Mechanicville | New York State Elec & Gas Corp | Town of Stillwater, NY | New York Independent System Operator (NYIS) | 79.6 GWh | Aug 1983 | Dec 2023 | Water |
| Upper Molina | U S Bureau of Reclamation | Molina, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 32.0 GWh | Nov 1962 | Dec 2023 | Water |
| Upper Newton Falls | Erie Boulevard Hydropower LP | Newton Falls, NY | New York Independent System Operator (NYIS) | 7.5 GWh | Dec 1926 | Dec 2023 | Water |
| Upper Pacolet Hydro | Lockhart Power Co | Pacolet, SC | Duke Energy Carolinas (DUK) | 3.7 GWh | Jan 2013 | Dec 2023 | Water |
| Upper Power Plant | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 7.0 GWh | Aug 1982 | Dec 2023 | Water |
| Upper Salmon A | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 81.7 GWh | Aug 1937 | Dec 2023 | Water |
| Upper Salmon B | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 87.8 GWh | Aug 1947 | Dec 2023 | Water |
| Upper Sterling | City of Rock Falls - (IL) | Rock Falls, IL | Midcontinent Independent System Operator, Inc. (MISO) | 9.2 GWh | May 1988 | Dec 2023 | Water |
| Upriver Dam Hydro Plant | City of Spokane | Spokane, WA | Avista Corporation (AVA) | 36.8 GWh | Dec 1935 | Dec 2023 | Water |
| Upson County GA S1 LLC | SolRiver Capital LLC | Thomaston, GA | Southern Company Services, Inc. - Trans (SOCO) | 5.1 GWh | Mar 2023 | Dec 2023 | Solar |
| Upson Rocky Creek Solar Plant | Axium US Solar Holdings LLC | Thomaston, GA | Southern Company Services, Inc. - Trans (SOCO) | 1.1 GWh | May 2012 | Dec 2023 | Solar |
Summary of Power Plants By State
Figures are based on January 2025 generation numbers.| State | Rank | Active Plants | Jan 2025 Generation |
|---|---|---|---|
| Alabama | # 8 | 75 | 13,861.85 GWh |
| Alaska | # 48 | 136 | 600.70 GWh |
| Arizona | # 16 | 165 | 9,460.39 GWh |
| Arkansas | # 27 | 80 | 5,975.44 GWh |
| California | # 5 | 1,611 | 16,145.90 GWh |
| Colorado | # 30 | 265 | 5,279.79 GWh |
| Connecticut | # 34 | 152 | 3,906.10 GWh |
| Delaware | # 49 | 31 | 586.10 GWh |
| District of Columbia | # 51 | 12 | 16.78 GWh |
| Florida | # 3 | 305 | 20,529.22 GWh |
| Georgia | # 9 | 241 | 13,353.69 GWh |
| Hawaii | # 46 | 66 | 762.08 GWh |
| Idaho | # 43 | 143 | 1,780.94 GWh |
| Illinois | # 4 | 335 | 18,085.42 GWh |
| Indiana | # 12 | 203 | 11,284.40 GWh |
| Iowa | # 20 | 282 | 7,137.02 GWh |
| Kansas | # 28 | 156 | 5,662.09 GWh |
| Kentucky | # 19 | 56 | 7,779.11 GWh |
| Louisiana | # 17 | 80 | 8,949.24 GWh |
| Maine | # 45 | 161 | 1,211.02 GWh |
| Maryland | # 37 | 181 | 3,470.23 GWh |
| Massachusetts | # 42 | 600 | 1,806.73 GWh |
| Michigan | # 10 | 268 | 11,835.84 GWh |
| Minnesota | # 29 | 740 | 5,652.63 GWh |
| Mississippi | # 23 | 54 | 6,583.02 GWh |
| Missouri | # 22 | 117 | 6,610.14 GWh |
| State | Rank | Active Plants | Jan 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 69 | 2,841.38 GWh |
| Nebraska | # 35 | 119 | 3,868.86 GWh |
| Nevada | # 38 | 109 | 3,328.60 GWh |
| New Hampshire | # 44 | 56 | 1,693.13 GWh |
| New Jersey | # 31 | 376 | 4,614.52 GWh |
| New Mexico | # 39 | 141 | 3,024.11 GWh |
| New York | # 11 | 833 | 11,831.55 GWh |
| North Carolina | # 7 | 881 | 13,975.83 GWh |
| North Dakota | # 33 | 57 | 4,480.61 GWh |
| Ohio | # 6 | 190 | 14,678.94 GWh |
| Oklahoma | # 18 | 130 | 8,273.51 GWh |
| Oregon | # 25 | 259 | 5,978.93 GWh |
| Pennsylvania | # 2 | 240 | 24,351.05 GWh |
| Rhode Island | # 47 | 95 | 706.54 GWh |
| South Carolina | # 15 | 198 | 9,558.10 GWh |
| South Dakota | # 41 | 52 | 2,168.61 GWh |
| Tennessee | # 21 | 84 | 7,015.00 GWh |
| Texas | # 1 | 810 | 50,414.83 GWh |
| Utah | # 36 | 119 | 3,653.16 GWh |
| Vermont | # 50 | 113 | 234.34 GWh |
| Virginia | # 13 | 214 | 9,853.48 GWh |
| Washington | # 14 | 137 | 9,781.75 GWh |
| West Virginia | # 26 | 36 | 5,978.45 GWh |
| Wisconsin | # 24 | 221 | 6,332.03 GWh |
| Wyoming | # 32 | 73 | 4,539.43 GWh |