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) | 160.5 GWh | Dec 1967 | Dec 2022 | Black Liquor : 73.6% Natural Gas : 26.4% |
| UA Central Utility Plant | University Of Arkansas | Fayetteville, AR | Southwest Power Pool (SWPP) | 43.0 GWh | Jan 2016 | Dec 2022 | Natural Gas |
| UASTP I | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 390.0 MWh | Nov 2010 | Dec 2022 | Solar |
| UB Fuel Cell | UB Fuel Cell | Bridgeport, CT | ISO New England (ISNE) | 11.7 GWh | Mar 2015 | Dec 2022 | Natural Gas |
| Ubly | Thumb Electric Coop of Mich | Ubly, MI | Midcontinent Independent System Operator, Inc. (MISO) | 11.6 MWh | May 1938 | Dec 2022 | Distillate Fuel Oil : 73.8% Natural Gas : 26.2% |
| UC Davis South Campus | Solar Star California XXXII, LLC | Davis, CA | California Independent System Operator (CISO) | 26.1 GWh | Feb 2015 | Dec 2022 | Solar |
| UC Merced Solar Hybrid | MN8 Energy LLC | Merced, CA | California Independent System Operator (CISO) | 8.9 GWh | Nov 2018 | Dec 2022 | Solar : 99.9% |
| UC Riverside Lots 30 & 32 | MN8 Energy LLC | Riverside, CA | California Independent System Operator (CISO) | 8.2 GWh | Nov 2017 | Dec 2022 | Solar |
| UC Santa Cruz Solar | Forefront Power, LLC | Santa Cruz, CA | California Independent System Operator (CISO) | 3.6 GWh | Jun 2021 | Dec 2022 | Solar |
| UCI Facilities Management Central Plant | University of California Irvine | Irvine, CA | California Independent System Operator (CISO) | 104.9 GWh | Jun 2007 | Feb 2024 | Natural Gas |
| UCI Fuel Cell | UCI Fuel Cell, LLC | Orange, CA | California Independent System Operator (CISO) | 12.0 GWh | Nov 2015 | Aug 2022 | Natural Gas |
| UCLA So Campus Cogen Project | University of California-LA | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 269.4 GWh | Sep 1993 | Feb 2024 | Natural Gas |
| UCONN Cogen Facility | University of Connecticut | Storrs, CT | ISO New England (ISNE) | 132.5 GWh | Feb 2006 | Feb 2024 | Natural Gas : 98.8% Distillate Fuel Oil : 1.2% |
| UCSD Fuel Cell Plant | BioFuels Point Loma LLC | San Diego, CA | California Independent System Operator (CISO) | 9.1 GWh | Oct 2011 | Dec 2021 | Natural Gas |
| UDR Glastonbury Fuel Cell | UIL Distributed Resources, LLC | Glastonbury, CT | ISO New England (ISNE) | 25.6 GWh | Jan 2016 | Dec 2022 | Natural Gas |
| UI RCP Bridgeport Seaside | United Illuminating Co | Bridgeport, CT | ISO New England (ISNE) | 21.9 GWh | Oct 2015 | Feb 2024 | Natural Gas : 99.5% Solar : 0.5% |
| UI RCP New Haven Fuel Cell | United Illuminating Co | New Haven, CT | ISO New England (ISNE) | 21.9 GWh | Jul 2015 | Feb 2024 | Natural Gas |
| UI RCP Woodbridge FC | United Illuminating Co | Woodbridge, CT | ISO New England (ISNE) | 15.2 GWh | Nov 2016 | Dec 2022 | Natural Gas |
| Uilk Wind LLC | RENEW Energy Inc | Pipestone, MN | Midcontinent Independent System Operator, Inc. (MISO) | 15.7 GWh | Dec 2009 | Dec 2022 | Wind |
| Uintah | Moon Lake Electric Assn Inc | Neola, UT | Western Area Power Administration - Rocky Mountain Region (WACM) | 5.9 GWh | Jun 1920 | Dec 2022 | Water |
| UL Advanced Wind Turbine Test Facility | West Texas A&M University | Canyon, TX | Southwest Power Pool (SWPP) | 8.5 GWh | Dec 2015 | Dec 2022 | Wind |
| Ulster County Solar | Ulster Solar LLC | Kingston, NY | New York Independent System Operator (NYIS) | 2.2 GWh | Apr 2018 | Dec 2022 | Solar |
| UMASS | Consolidated Edison Development Inc. | Amherst, MA | ISO New England (ISNE) | 7.4 GWh | Sep 2016 | Dec 2022 | Solar |
| UMass Boston | UMass Boston | Dorchester, MA | ISO New England (ISNE) | 1.3 GWh | Dec 1971 | Dec 2022 | Solar : 92.5% Distillate Fuel Oil : 5.9% Electricity used for energy storage : 1.6% |
| UMass PV Lot 22 | Consolidated Edison Development Inc. | Amherst, MA | ISO New England (ISNE) | 500.0 MWh | Aug 2022 | Dec 2022 | Solar |
| Umbriel Solar | Umbriel Solar, LLC | Polk County, TX | 107.9 GWh | - | Feb 2024 | Solar | |
| UMCES Ground Mount | Standard Solar | Cambridge, MD | PJM Interconnection, LLC (PJM) | 3.8 GWh | Jan 2018 | Dec 2022 | Solar |
| UMCP CHP Plant | Trigen-Cinergy Solutions College Park | College Park, MD | PJM Interconnection, LLC (PJM) | 95.4 GWh | May 2003 | Dec 2022 | Natural Gas : 93.2% Distillate Fuel Oil : 6.8% |
| UMES (MD) - Princess Anne | NVT LICENSES, LLC | Princess Anne, MD | PJM Interconnection, LLC (PJM) | 2.9 GWh | Jan 2011 | Dec 2022 | Solar |
| UMM Wind Turbine | University of Minnesota Morris Campus | Morris, MN | Midcontinent Independent System Operator, Inc. (MISO) | 5.0 GWh | May 2011 | Dec 2022 | Wind |
| UMMS at Pocomoke | Luminace Solar Maryland II, LLC | Pocomoke City, MD | PJM Interconnection, LLC (PJM) | 5.5 GWh | Jan 2013 | Dec 2022 | Solar |
| Unalakleet | Unalakleet Valley Elec Coop | Unalakleet, AK | 3.6 GWh | Apr 2010 | Dec 2022 | Distillate Fuel Oil | |
| Unalaska Power Module | City of Unalaska - (AK) | Unalaska, AK | 760.2 MWh | Oct 1993 | Dec 2022 | Distillate Fuel Oil | |
| Underhill | Underhill Solar LLC | Poughkeepsie, NY | New York Independent System Operator (NYIS) | 3.7 GWh | Feb 2019 | Dec 2022 | Solar |
| Underwood PV2 | Ecoplexus, Inc | Murfreesboro, NC | PJM Interconnection, LLC (PJM) | 32.6 GWh | Sep 2020 | Dec 2022 | Solar |
| UNH 7.9 MW Plant | Emcor Energy Services | Durham, NH | ISO New England (ISNE) | 56.2 GWh | Aug 2006 | Feb 2024 | Landfill Gas : 72.6% Natural Gas : 26.3% Distillate Fuel Oil : 1.0% |
| Union Carbide Seadrift Cogen | Union Carbide Corp-Seadrift | Seadrift, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 787.6 GWh | Dec 1963 | Dec 2022 | Natural Gas : 92.4% Other Gas : 7.6% |
| Union County Resource Recovery | Covanta Union Operations LLC | Rahway, NJ | PJM Interconnection, LLC (PJM) | 320.5 GWh | Jan 1994 | Feb 2024 | 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) | 12.2 GWh | Dec 1986 | Dec 2022 | Water |
| Union Garden | Excelsior Energy Capital | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Feb 2021 | Dec 2022 | Solar |
| Union HS at Casa Grande | Luminace Solar Holding, LLC | Casa Grande, AZ | Arizona Public Service Company (AZPS) | 3.0 GWh | Nov 2012 | Dec 2022 | Solar |
| Union Power Station | Entergy Arkansas LLC | El Dorado, AR | Midcontinent Independent System Operator, Inc. (MISO) | 13.5 TWh | Dec 2002 | Feb 2024 | Natural Gas |
| Union Renewable Energy Facility | Lockhart Power Co | Enoree, SC | Duke Energy Carolinas (DUK) | 18.3 GWh | Dec 2014 | Dec 2022 | 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 2022 | Solar |
| Union Springs 963 | EF NY CDG 003, LLC | Union Spring, NY | New York Independent System Operator (NYIS) | 6.1 GWh | Dec 2021 | Dec 2022 | Solar |
| Union Springs Solar Center | Florida Power & Light Co | Lake Butler, FL | Florida Power & Light Co. (FPL) | 161.2 GWh | Nov 2020 | Feb 2024 | Solar |
| Union Vale | VC Renewables | Lagrangeville, NY | New York Independent System Operator (NYIS) | 2.8 GWh | Jul 2021 | Dec 2022 | Solar |
| Union Valley | Sacramento Municipal Util Dist | Fresh Pond, CA | Balancing Authority of Northern California (BANC) | 71.6 GWh | Sep 1963 | Dec 2022 | Water |
| Unionville City of | City of Unionville - (MO) | Unionville, MO | Associated Electric Cooperative, Inc. (AECI) | 2.0 MWh | Dec 1934 | Dec 2022 | Distillate Fuel Oil |
| Unionville Hydro Project 2499 NY | Erie Boulevard Hydropower LP | Norwood, NY | New York Independent System Operator (NYIS) | 15.0 GWh | Jun 1984 | Dec 2022 | Water |
| Unisea G 2 | Unisea Inc | Dutch Harbor, AK | 29.6 GWh | Jul 1990 | Dec 2022 | Distillate Fuel Oil | |
| Unit 4 | City of Mt Pleasant - (UT) | Mt Pleasent, UT | PacifiCorp East (PACE) | 3.5 GWh | May 1993 | Dec 2022 | Water |
| United Stationers Supply Solar Electric | CVI CleanCapital Solar 4 LLC | Cranbury, NJ | PJM Interconnection, LLC (PJM) | 3.8 GWh | Nov 2011 | Dec 2022 | Solar |
| Unity Solar | Madison Energy Holdings LLC | Unity, ME | ISO New England (ISNE) | 4.0 GWh | Nov 2021 | Dec 2022 | Solar |
| Univ Minnesota CHP Plant | Veolia Energy | Minneapolis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 195.5 GWh | Oct 2017 | Dec 2022 | Natural Gas : 99.6% |
| Univ of Calif Santa Cruz Cogeneration | Santa Cruz Cogeneration Assoc | Santa Cruz, CA | California Independent System Operator (CISO) | 36.0 GWh | Jun 2015 | Dec 2022 | Natural Gas |
| Univ of California San Diego Solar | University of California San Diego | La Jolla, CA | California Independent System Operator (CISO) | 2.9 GWh | Nov 2008 | Dec 2022 | Solar |
| Univ of Massachusetts Medical Center | University of Massachusetts Medical | Worcester, MA | ISO New England (ISNE) | 71.2 GWh | Mar 1974 | Dec 2022 | Natural Gas : 97.8% Residual Fuel Oil : 1.6% Distillate Fuel Oil : 0.6% |
| Univ of NC Chapel Hill Cogen Facility | University of North Carolina | Chapel Hill, NC | Duke Energy Carolinas (DUK) | 34.6 GWh | Jun 1991 | Feb 2024 | Natural Gas : 51.2% Bituminous Coal : 48.8% |
| Univ of Oregon Central Power Station | University of Oregon | Eugene, OR | Bonneville Power Administration (BPAT) | 283.3 MWh | Aug 2009 | Dec 2022 | Distillate Fuel Oil : 71.3% Natural Gas : 28.7% |
| Univ of San Francisco Cogen | University of San Francisco | San Francisco, CA | California Independent System Operator (CISO) | 4.1 GWh | Aug 1987 | Dec 2021 | Natural Gas |
| University of Alaska Fairbanks | University of Alaska | Fairbanks, AK | 75.5 GWh | Dec 1963 | Feb 2024 | Subbituminous Coal : 97.0% Distillate Fuel Oil : 2.8% | |
| University of Arizona - Biosphere 2 | University of Arizona - Biosphere 2 | Oracle, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 55.9 MWh | Oct 1990 | Dec 2022 | Natural Gas : 60.1% Distillate Fuel Oil : 39.9% |
| University of California San Diego Hybrid | University of California San Diego | La Jolla, CA | California Independent System Operator (CISO) | 239.0 GWh | Jun 2001 | Feb 2024 | Natural Gas |
| University of Colorado | University of Colorado | Boulder, CO | Public Service Company of Colorado (PSCO) | 3.1 GWh | Jul 1992 | Feb 2024 | Natural Gas : 99.6% |
| University of Delaware Wind Turbine | First State Marine Wind | Lewes, DE | PJM Interconnection, LLC (PJM) | 3.9 GWh | Jun 2010 | Feb 2024 | Wind |
| University of Florida | Duke Energy Florida, LLC | Gainesville, FL | Duke Energy Florida, Inc. (FPC) | 411.9 GWh | Dec 1993 | Dec 2022 | Natural Gas |
| University of Illinois Abbott Power Plt | University of Illinois | Champaign, IL | Midcontinent Independent System Operator, Inc. (MISO) | 234.5 GWh | Oct 1940 | Dec 2022 | Natural Gas : 95.6% Bituminous Coal : 4.4% |
| University of Illinois Cogen Facility | University of Illinois | Chicago, IL | PJM Interconnection, LLC (PJM) | 114.4 GWh | Mar 1993 | Feb 2024 | Natural Gas : 99.9% |
| University of Iowa Main Power Plant | University of Iowa | Iowa City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 52.8 GWh | Dec 1946 | Feb 2023 | Natural Gas : 56.0% Bituminous Coal : 20.6% Wood/Wood Waste Solids : 13.3% Other Biomass Solids : 10.0% |
| University of Michigan | University of Michigan | Ann Arbor, MI | Midcontinent Independent System Operator, Inc. (MISO) | 240.8 GWh | Dec 1974 | Feb 2024 | Natural Gas |
| University of Northern Iowa | University of Northern Iowa | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 23.6 GWh | Oct 1982 | Feb 2024 | Natural Gas : 83.7% Petroleum Coke : 9.1% Bituminous Coal : 7.1% |
| University of Notre Dame | University of Notre Dame | Notre Dame, IN | PJM Interconnection, LLC (PJM) | 94.4 GWh | Jun 1952 | Feb 2024 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| University of Rochester | University of Rochester | Rochester, NY | New York Independent System Operator (NYIS) | 51.9 GWh | Sep 2005 | Dec 2022 | Natural Gas : 99.9% |
| University of San Diego | Bloom Energy 2009 PPA | San Diego, CA | California Independent System Operator (CISO) | 7.6 GWh | Nov 2016 | Dec 2022 | Natural Gas |
| University of Tennessee Steam Plant | University of Tennessee | Knoxville, TN | Tennessee Valley Authority (TVA) | 36.6 GWh | May 1996 | Feb 2024 | Natural Gas |
| University of the Pacific | The Greater Light USA LLC | Stockton, CA | California Independent System Operator (CISO) | 5.2 GWh | Apr 2022 | Dec 2022 | Solar |
| University of Washington Power Plant | University of Washington | Seattle, WA | Seattle City Light (SCL) | 2.8 GWh | Dec 1968 | Feb 2024 | Natural Gas : 95.5% Distillate Fuel Oil : 4.5% |
| University Park North | LSP University Park LLC | University Park, IL | PJM Interconnection, LLC (PJM) | 281.9 GWh | May 2002 | Dec 2022 | Natural Gas |
| University Park Solar | SS PA II PSU LLC | State College, PA | PJM Interconnection, LLC (PJM) | 2.3 GWh | Nov 2018 | Dec 2022 | Solar |
| University Park South | University Park Energy LLC | University Park, IL | PJM Interconnection, LLC (PJM) | 99.1 GWh | May 2001 | Dec 2022 | Natural Gas |
| University Solar, LLC | AES Distributed Energy | West Greenwich, RI | ISO New England (ISNE) | 32.1 GWh | Nov 2019 | Feb 2024 | Solar |
| Upchurch Solar Center LLC | Cypress Creek Renewables | Elm City, NC | Duke Energy Progress East (CPLE) | 9.6 GWh | Nov 2014 | Dec 2022 | Solar |
| Upland Prairie | Interstate Power and Light Co | Spencer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.2 TWh | Feb 2019 | Feb 2024 | Wind |
| Upper Baker | Puget Sound Energy Inc | Concrete, WA | Puget Sound Energy, Inc. (PSEI) | 309.6 GWh | Dec 1958 | Dec 2022 | Water |
| Upper Barker | KEI (Maine) Power Management (III) LLC | Auburn, ME | ISO New England (ISNE) | 5.0 GWh | Apr 1987 | Dec 2022 | Water |
| Upper Beaver | Beaver City Corporation | Beaver, UT | PacifiCorp East (PACE) | 8.6 GWh | Jul 1907 | Dec 2022 | Water |
| Upper Beaver Falls Project | Eagle Creek Renewable Energy, LLC | Beaver Falls, NY | New York Independent System Operator (NYIS) | 8.9 GWh | Dec 1984 | Dec 2022 | Water |
| Upper Blackstone (MA) Treasure Valley | Nexamp Treasure Valley Solar, LLC | Rutland, MA | ISO New England (ISNE) | 7.3 GWh | Jun 2014 | Dec 2022 | Solar |
| Upper Dawson | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 6.8 GWh | Oct 1983 | Dec 2022 | Water |
| Upper Falls | Avista Corp | Spokane, WA | Avista Corporation (AVA) | 70.4 GWh | Mar 1922 | Dec 2022 | Water |
| Upper Gorge | Los Angeles Department of Water & Power | Bishop, CA | Los Angeles Department of Water and Power (LDWP) | 28.7 GWh | May 1953 | Dec 2022 | Water |
| Upper Kalskag | Alaska Village Elec Coop, Inc | Upper Kalskag, AK | 1.6 GWh | Nov 2004 | Dec 2022 | Distillate Fuel Oil | |
| Upper Malad | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 58.3 GWh | May 1948 | Dec 2022 | Water |
| Upper Marlboro 1 CSG | Nautilus Solar Solutions | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 3.3 GWh | Nov 2019 | Dec 2022 | Solar |
| Upper Mechanicville | New York State Elec & Gas Corp | Town of Stillwater, NY | New York Independent System Operator (NYIS) | 45.5 GWh | Aug 1983 | Dec 2022 | Water |
| Upper Molina | U S Bureau of Reclamation | Molina, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 21.3 GWh | Nov 1962 | Dec 2022 | Water |
| Upper Newton Falls | Erie Boulevard Hydropower LP | Newton Falls, NY | New York Independent System Operator (NYIS) | 6.9 GWh | Dec 1926 | Dec 2022 | Water |
| Upper Pacolet Hydro | Lockhart Power Co | Pacolet, SC | Duke Energy Carolinas (DUK) | 5.2 GWh | Jan 2013 | Dec 2022 | Water |
| Upper Power Plant | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 44.9 GWh | Aug 1982 | Dec 2022 | Water |
Summary of Power Plants By State
Figures are based on February 2024 generation numbers.| State | Rank | Active Plants | Feb 2024 Generation |
|---|---|---|---|
| Alabama | # 8 | 76 | 10,243.18 GWh |
| Alaska | # 47 | 141 | 552.81 GWh |
| Arizona | # 14 | 154 | 7,975.30 GWh |
| Arkansas | # 30 | 71 | 3,980.00 GWh |
| California | # 4 | 1,565 | 15,841.93 GWh |
| Colorado | # 24 | 258 | 4,894.77 GWh |
| Connecticut | # 34 | 149 | 3,403.03 GWh |
| Delaware | # 49 | 29 | 331.95 GWh |
| District of Columbia | # 51 | 11 | 17.49 GWh |
| Florida | # 3 | 267 | 17,198.53 GWh |
| Georgia | # 10 | 221 | 10,016.25 GWh |
| Hawaii | # 46 | 67 | 682.29 GWh |
| Idaho | # 43 | 140 | 1,294.65 GWh |
| Illinois | # 5 | 321 | 14,485.53 GWh |
| Indiana | # 16 | 189 | 7,187.58 GWh |
| Iowa | # 20 | 275 | 5,617.96 GWh |
| Kansas | # 29 | 155 | 4,423.70 GWh |
| Kentucky | # 23 | 52 | 5,048.70 GWh |
| Louisiana | # 18 | 75 | 6,895.76 GWh |
| Maine | # 45 | 125 | 991.15 GWh |
| Maryland | # 40 | 167 | 1,961.39 GWh |
| Massachusetts | # 41 | 588 | 1,628.25 GWh |
| Michigan | # 11 | 253 | 9,821.71 GWh |
| Minnesota | # 28 | 703 | 4,499.07 GWh |
| Mississippi | # 21 | 45 | 5,463.73 GWh |
| Missouri | # 27 | 117 | 4,521.85 GWh |
| State | Rank | Active Plants | Feb 2024 Generation |
|---|---|---|---|
| Montana | # 39 | 68 | 2,186.69 GWh |
| Nebraska | # 35 | 119 | 3,200.57 GWh |
| Nevada | # 37 | 104 | 3,130.21 GWh |
| New Hampshire | # 44 | 55 | 1,291.11 GWh |
| New Jersey | # 25 | 353 | 4,814.73 GWh |
| New Mexico | # 31 | 137 | 3,583.46 GWh |
| New York | # 7 | 765 | 10,454.18 GWh |
| North Carolina | # 9 | 877 | 10,105.38 GWh |
| North Dakota | # 32 | 56 | 3,518.32 GWh |
| Ohio | # 6 | 178 | 11,082.25 GWh |
| Oklahoma | # 19 | 128 | 6,759.08 GWh |
| Oregon | # 22 | 256 | 5,135.34 GWh |
| Pennsylvania | # 2 | 233 | 19,779.88 GWh |
| Rhode Island | # 48 | 88 | 491.21 GWh |
| South Carolina | # 13 | 196 | 8,009.99 GWh |
| South Dakota | # 42 | 52 | 1,558.66 GWh |
| Tennessee | # 17 | 84 | 6,931.79 GWh |
| Texas | # 1 | 756 | 38,499.24 GWh |
| Utah | # 38 | 114 | 2,322.96 GWh |
| Vermont | # 50 | 111 | 192.77 GWh |
| Virginia | # 12 | 196 | 8,978.40 GWh |
| Washington | # 15 | 135 | 7,816.38 GWh |
| West Virginia | # 36 | 35 | 3,199.88 GWh |
| Wisconsin | # 26 | 205 | 4,812.97 GWh |
| Wyoming | # 33 | 66 | 3,446.02 GWh |