Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| USS Fruita Solar LLC CSG | United States Solar Corporation | Fruita, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 5.9 GWh | Apr 2024 | Dec 2025 | Solar |
| Uintah | Moon Lake Electric Assn Inc | Neola, UT | Western Area Power Administration - Rocky Mountain Region (WACM) | 4.5 GWh | Jun 1920 | Dec 2025 | Water |
| Upper Molina | U S Bureau of Reclamation | Molina, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 17.1 GWh | Nov 1962 | Dec 2025 | Water |
| University of Arizona - Biosphere 2 | University of Arizona - Biosphere 2 | Oracle, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 61.0 MWh | Oct 1990 | Dec 2025 | Natural Gas : 68.4% Distillate Fuel Oil : 31.6% |
| Upper Dawson | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 8.9 GWh | Oct 1983 | Dec 2025 | Water |
| UASTP I | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 2.1 GWh | Nov 2010 | Dec 2025 | Solar |
| University of Tennessee Steam Plant | University of Tennessee | Knoxville, TN | Tennessee Valley Authority (TVA) | 32.6 GWh | May 1996 | Jun 2026 | Natural Gas |
| UA Central Utility Plant | University Of Arkansas | Fayetteville, AR | Southwest Power Pool (SWPP) | 36.5 GWh | Jan 2016 | Dec 2025 | Natural Gas |
| 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 |
| Upstream Wind Energy LLC | Invenergy Services LLC | Neligh, NE | Southwest Power Pool (SWPP) | 735.2 GWh | Nov 2018 | Jun 2026 | Wind |
| Urbana-Heartland | Today's Power, Inc. | Chanute, KS | Southwest Power Pool (SWPP) | 2.0 GWh | Apr 2021 | Dec 2025 | Solar |
| UADA | Entegrity Solar UA AG, LLC | Nashville, AR | Southwest Power Pool (SWPP) | 5.9 GWh | Apr 2023 | Dec 2024 | 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 2025 | Solar |
| Upson County GA S1 LLC | SolRiver Capital LLC | Thomaston, GA | Southern Company Services, Inc. - Trans (SOCO) | 5.4 GWh | Mar 2023 | Dec 2025 | Solar |
| 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% |
| University of Washington Power Plant | University of Washington | Seattle, WA | Seattle City Light (SCL) | 127.4 MWh | Dec 1968 | Jun 2026 | Distillate Fuel Oil |
| Upper Baker | Puget Sound Energy Inc | Concrete, WA | Puget Sound Energy, Inc. (PSEI) | 332.7 GWh | Dec 1958 | Dec 2025 | Water |
| Urtica Solar Project | Altus Power America Management, LLC | Ellensburg, WA | Puget Sound Energy, Inc. (PSEI) | 11.4 GWh | Oct 2022 | Dec 2025 | Solar |
| USS Giveback Solar LLC (CSG) | United States Solar Corporation | Pueblo, CO | Public Service Company of Colorado (PSCO) | 4.2 GWh | Nov 2023 | Dec 2025 | Solar |
| USS Cogburn Solar LLC (CSG) | United States Solar Corporation | Greeley, CO | Public Service Company of Colorado (PSCO) | 5.6 GWh | Nov 2024 | Dec 2025 | Solar |
| 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% |
| USS Vermilion Solar 1 LLC (Vermilion 2) | SRC Partnership 15 LLC | Fithian, IL | PJM Interconnection, LLC (PJM) | 4.1 GWh | Nov 2024 | Dec 2025 | Solar |
| United Stationers Supply Solar Electric | CVI CleanCapital Solar 4 LLC | Cranbury, NJ | PJM Interconnection, LLC (PJM) | 2.9 GWh | Nov 2011 | Dec 2024 | Solar |
| Uniqlo Phase 1 Solar Farm | 53 SP Solar Trust | Phillipsburg, NJ | PJM Interconnection, LLC (PJM) | 3.5 GWh | May 2022 | Dec 2025 | Solar |
| Uniqlo NJ CS Ph 2 CSG | Solar DG NJ Building 7, LLC | Philipsburg, NJ | PJM Interconnection, LLC (PJM) | 39.0 MWh | Nov 2025 | Dec 2025 | Solar |
| UMCES Ground Mount | Standard Solar | Cambridge, MD | PJM Interconnection, LLC (PJM) | 3.4 GWh | Jan 2018 | 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 |
| Union Solar LLC | Dimension Energy LLC | Union, NJ | PJM Interconnection, LLC (PJM) | 81.0 MWh | Oct 2025 | Dec 2025 | Solar |
| Union Ridge Solar | RWE Clean Energy | Harrison Township, OH | PJM Interconnection, LLC (PJM) | 17.7 GWh | - | Jun 2026 | Solar |
| Union County Resource Recovery | Reworld Union (NJ), LLC | Rahway, NJ | PJM Interconnection, LLC (PJM) | 290.5 GWh | Jan 1994 | Jun 2026 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| 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% |
| Union Bridge Solar | Citizens Enterprises Corporation | Union Bridge, MD | PJM Interconnection, LLC (PJM) | 11.8 GWh | Mar 2022 | Dec 2025 | Solar |
| Underwood PV2 | Strata Manager, LLC | Murfreesboro, NC | PJM Interconnection, LLC (PJM) | 29.1 GWh | Sep 2020 | Dec 2025 | Solar |
| UN-School House LLC | BCD Project Holdings 1, LLC | Morris Township, PA | PJM Interconnection, LLC (PJM) | 29.1 GWh | Dec 2022 | Dec 2025 | Solar |
| UMES (MD) - Princess Anne | NVT LICENSES, LLC | Princess Anne, MD | PJM Interconnection, LLC (PJM) | 2.6 GWh | Jan 2011 | Dec 2025 | Solar |
| USS Lowe Solar | SRC Partnership 15 LLC | Kankakee, IL | PJM Interconnection, LLC (PJM) | 4.2 GWh | Jul 2024 | Dec 2025 | Solar |
| USS Goodrich Solar | Standard Solar | Bonfield, IL | PJM Interconnection, LLC (PJM) | 4.0 GWh | Jul 2022 | Dec 2025 | Solar |
| USAA Black Bear Energy | Altus Power America Management, LLC | Cranbury, NJ | PJM Interconnection, LLC (PJM) | 2.9 GWh | Oct 2018 | Dec 2025 | Solar |
| US GSA Heating and Transmission | US GSA Heating and Transmission | Washington, DC | PJM Interconnection, LLC (PJM) | 33.0 GWh | Jun 2004 | Jun 2026 | Natural Gas |
| US Foods Solar | CD US Solar MT1 LLC | Perth Amboy, NJ | PJM Interconnection, LLC (PJM) | 175.0 MWh | Jul 2012 | Dec 2025 | Solar |
| Upper Marlboro 1 CSG | Nautilus Solar Solutions | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 2.3 GWh | Nov 2019 | Dec 2025 | Solar |
| University Park South | University Park Energy LLC | University Park, IL | PJM Interconnection, LLC (PJM) | 151.4 GWh | May 2001 | Dec 2025 | Natural Gas |
| University Park Solar | SS PA II PSU LLC | State College, PA | PJM Interconnection, LLC (PJM) | 2.3 GWh | Nov 2018 | Dec 2024 | Solar |
| University Park North | LSP University Park LLC | University Park, IL | PJM Interconnection, LLC (PJM) | 123.7 GWh | May 2002 | Dec 2024 | Natural Gas |
| USS Sycamore Solar (CSG) | Standard Solar | Sycamore, IL | PJM Interconnection, LLC (PJM) | 4.2 GWh | Apr 2022 | Dec 2025 | Solar |
| University of Notre Dame | University of Notre Dame | Notre Dame, IN | PJM Interconnection, LLC (PJM) | 84.9 GWh | Jun 1952 | Jun 2026 | Natural Gas : 98.6% Distillate Fuel Oil : 1.4% |
| University of Illinois Cogen Facility | University of Illinois | Chicago, IL | PJM Interconnection, LLC (PJM) | 111.4 GWh | Mar 1993 | Jun 2026 | Natural Gas : 99.9% |
| Unity Solar Project (IL) | SoCore Energy LLC | Lena, IL | PJM Interconnection, LLC (PJM) | 3.9 GWh | Nov 2024 | Dec 2025 | Solar |
| USS Vermilion Solar 1 LLC (Vermilion 1) | SRC Partnership 15 LLC | Fithian, IL | PJM Interconnection, LLC (PJM) | 3.5 GWh | Nov 2024 | Dec 2025 | Solar |
| University of Delaware Wind Turbine | First State Marine Wind | Lewes, DE | PJM Interconnection, LLC (PJM) | 4.0 GWh | Jun 2010 | Jun 2026 | Wind |
| Utah Red Hills Renewable Energy Park | MN8 Energy LLC | Parowan, UT | PacifiCorp East (PACE) | 207.9 GWh | Nov 2015 | Dec 2025 | Solar |
| Upper Power Plant | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 44.8 GWh | Aug 1982 | Dec 2025 | Water |
| Upper Beaver | Beaver City Corporation | Beaver, UT | PacifiCorp East (PACE) | 8.1 GWh | Jul 1907 | Jun 2025 | Water |
| Upper Mechanicville | New York State Elec & Gas Corp | Town of Stillwater, NY | New York Independent System Operator (NYIS) | 78.7 GWh | Aug 1983 | Dec 2024 | Water |
| Underhill | Underhill Solar LLC | Poughkeepsie, NY | New York Independent System Operator (NYIS) | 3.3 GWh | Feb 2019 | Dec 2025 | Solar |
| USNY - Geddes | Abundant Solar Power Inc. | Town of Geddes, NY | New York Independent System Operator (NYIS) | 1.4 GWh | Jun 2025 | Nov 2025 | Solar |
| Upper Newton Falls | Erie Boulevard Hydropower LP | Newton Falls, NY | New York Independent System Operator (NYIS) | 5.8 GWh | Dec 1926 | Dec 2025 | Water |
| Ulster County Solar | Madison Energy Investments LLC | Kingston, NY | New York Independent System Operator (NYIS) | 1.5 GWh | Apr 2018 | Sep 2025 | Solar |
| Upper Beaver Falls Project | Eagle Creek Renewable Energy, LLC | Beaver Falls, NY | New York Independent System Operator (NYIS) | 9.5 GWh | Dec 1984 | Dec 2025 | Water |
| Union Falls | Union Falls Hydro Power LP | Au Sable Forks, NY | New York Independent System Operator (NYIS) | 9.6 GWh | Dec 1986 | Dec 2025 | Water |
| Unionville Hydro Project 2499 NY | Erie Boulevard Hydropower LP | Norwood, NY | New York Independent System Operator (NYIS) | 11.2 GWh | Jun 1984 | Dec 2025 | Water |
| University of Rochester | University of Rochester | Rochester, NY | New York Independent System Operator (NYIS) | 26.8 GWh | Sep 2005 | Dec 2025 | Natural Gas |
| US Gypsum Oakfield | U S Gypsum Co | Oakfield, NY | New York Independent System Operator (NYIS) | 17.2 GWh | Mar 1986 | Dec 2025 | Natural Gas |
| Union Vale | Altus Power America Management, LLC | Lagrangeville, NY | New York Independent System Operator (NYIS) | 9.1 GWh | Jul 2021 | Dec 2025 | Solar |
| Union Springs 40 | Novis Renewables, LLC | Union Spring, NY | New York Independent System Operator (NYIS) | 8.5 GWh | Jan 2022 | Dec 2025 | Solar |
| Union Springs 963 | Novis Renewables, LLC | Union Spring, NY | New York Independent System Operator (NYIS) | 8.6 GWh | Dec 2021 | Dec 2025 | Solar |
| USS Chariot Solar LLC | United States Solar Corporation | Danube, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Dec 2020 | Dec 2025 | Solar |
| USS Monarch Solar LLC CSG | Standard Solar | Brooten, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2019 | Dec 2025 | Solar |
| USS Riley Solar LLC (CSG) | United States Solar Corporation | Montevideo, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Nov 2023 | Dec 2025 | Solar |
| USS Milkweed Solar LLC CSG | Standard Solar | Paynesville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | May 2020 | Dec 2025 | Solar |
| USS Cheyenne Solar LLC CSG | Standard Solar | Chisago City, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Nov 2019 | Dec 2025 | Solar |
| USS Christoffer Solar LLC CSG | Standard Solar | Montevideo, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Aug 2020 | Dec 2025 | Solar |
| USS Midtown Solar LLC CSG | Standard Solar | Melrose, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2019 | Dec 2025 | Solar |
| USS Cosmo Solar LLC (CSG) | United States Solar Corporation | Danube, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Nov 2023 | Dec 2025 | Solar |
| USS King 2 CSG | Standard Solar | Waconia, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Jul 2019 | Dec 2025 | Solar |
| USS Mesa Solar LLC | United States Solar Corporation | Danube, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Dec 2022 | Dec 2025 | Solar |
| USS Greenhouse Solar LLC CSG | Standard Solar | Pine Island, MN | Midcontinent Independent System Operator, Inc. (MISO) | 927.0 MWh | Nov 2019 | Dec 2025 | Solar |
| USS Good Solar CSG | United States Solar Corporation | Stacy, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Nov 2018 | Dec 2025 | Solar |
| USS Kass Solar LLC | Standard Solar | Garvin, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Dec 2020 | Dec 2025 | Solar |
| USS Hancock Solar LLC CSG | United States Solar Corporation | Cologne, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Dec 2020 | Dec 2025 | Solar |
| USS Bluff Country Solar CSG | United States Solar Corporation | Altura, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Nov 2020 | Dec 2025 | Solar |
| USS Mayhew Solar LLC CSG | Standard Solar | Sauk Rapids, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | May 2020 | Dec 2025 | Solar |
| USS Rockpoint Solar CSG | United States Solar Corporation | Stacy, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Nov 2018 | Dec 2025 | Solar |
| USS Reindeer Solar LLC CSG | United States Solar Corporation | Sauk Rapids, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Nov 2020 | Dec 2025 | Solar |
| USS All In Solar LLC CSG | Standard Solar | Hartland, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Sep 2020 | Dec 2025 | Solar |
| USS B&B Solar LLC CSG | Standard Solar | Morgan, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Aug 2020 | Dec 2025 | Solar |
| USS Quail Solar LLC | United States Solar Corporation | Monticello, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Dec 2021 | Dec 2025 | Solar |
| USS Prokosch Solar LLC | United States Solar Corporation | Bird Island, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | May 2022 | Dec 2025 | Solar |
| USS Big Lake 1 Solar CSG | United States Solar Corporation | Big Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Nov 2018 | Dec 2025 | Solar |
| USS Pheasant Solar LLC CSG | United States Solar Corporation | Clara City, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Oct 2020 | Dec 2025 | Solar |
| USS Centerfield Solar CSG | Standard Solar | Webster, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Oct 2019 | Dec 2025 | Solar |
| USS Brockway Solar CSG | United States Solar Corporation | Sartell, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Dec 2018 | Dec 2025 | Solar |
| USS Peach Solar LLC | United States Solar Corporation | Mankato, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Jun 2022 | Dec 2025 | Solar |
| USS Buckaroo Solar LLC CSG | Standard Solar | Glydon, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Sep 2020 | Dec 2025 | Solar |
| USS Origami Solar | USS Origami Solar LLC | Fulton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 GWh | Sep 2025 | Dec 2025 | Solar |
| USS Norelius Solar CSG | United States Solar Corporation | North Branch, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Dec 2018 | Dec 2025 | Solar |
| USS Nillie Corn Solar CSG | United States Solar Corporation | North Branch, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Nov 2018 | Dec 2025 | Solar |
| USS Bush Solar LLC CSG | United States Solar Corporation | Owatonna, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Sep 2020 | Dec 2025 | Solar |
| USS Catfish Solar LLC | United States Solar Corporation | Franklin, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Dec 2022 | Dec 2025 | Solar |
| USS Cattail Solar | USS Cattail Solar LLC | Fulton, IL | Midcontinent Independent System Operator, Inc. (MISO) | 1.3 GWh | Jul 2025 | Dec 2025 | Solar |
Summary of Power Plants By State
Figures are based on June 2026 generation numbers.| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 77 | 12,594.28 GWh |
| Alaska | # 48 | 140 | 563.53 GWh |
| Arizona | # 11 | 199 | 11,138.97 GWh |
| Arkansas | # 21 | 117 | 6,425.86 GWh |
| California | # 4 | 1,744 | 17,197.11 GWh |
| Colorado | # 29 | 309 | 4,933.21 GWh |
| Connecticut | # 34 | 173 | 3,737.86 GWh |
| Delaware | # 49 | 35 | 376.53 GWh |
| District of Columbia | # 51 | 17 | 18.29 GWh |
| Florida | # 2 | 342 | 26,309.59 GWh |
| Georgia | # 7 | 250 | 13,880.75 GWh |
| Hawaii | # 47 | 70 | 767.91 GWh |
| Idaho | # 41 | 152 | 2,099.32 GWh |
| Illinois | # 5 | 494 | 16,673.62 GWh |
| Indiana | # 18 | 222 | 8,401.10 GWh |
| Iowa | # 23 | 297 | 6,139.01 GWh |
| Kansas | # 25 | 188 | 5,758.25 GWh |
| Kentucky | # 22 | 61 | 6,181.49 GWh |
| Louisiana | # 15 | 90 | 9,779.36 GWh |
| Maine | # 45 | 242 | 1,215.46 GWh |
| Maryland | # 36 | 228 | 3,591.08 GWh |
| Massachusetts | # 44 | 666 | 1,410.23 GWh |
| Michigan | # 14 | 276 | 9,804.74 GWh |
| Minnesota | # 30 | 790 | 4,889.70 GWh |
| Mississippi | # 20 | 60 | 6,899.16 GWh |
| Missouri | # 24 | 129 | 6,066.44 GWh |
| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,225.73 GWh |
| Nebraska | # 39 | 126 | 3,184.64 GWh |
| Nevada | # 31 | 117 | 4,654.59 GWh |
| New Hampshire | # 43 | 57 | 1,659.52 GWh |
| New Jersey | # 28 | 398 | 5,055.63 GWh |
| New Mexico | # 33 | 159 | 4,408.01 GWh |
| New York | # 10 | 1,064 | 11,564.60 GWh |
| North Carolina | # 8 | 913 | 12,773.20 GWh |
| North Dakota | # 35 | 59 | 3,713.80 GWh |
| Ohio | # 6 | 213 | 13,969.06 GWh |
| Oklahoma | # 17 | 144 | 9,156.03 GWh |
| Oregon | # 27 | 281 | 5,322.08 GWh |
| Pennsylvania | # 3 | 259 | 21,018.65 GWh |
| Rhode Island | # 46 | 107 | 854.92 GWh |
| South Carolina | # 16 | 209 | 9,442.42 GWh |
| South Dakota | # 42 | 53 | 1,803.66 GWh |
| Tennessee | # 19 | 99 | 7,036.17 GWh |
| Texas | # 1 | 1,028 | 57,844.67 GWh |
| Utah | # 38 | 129 | 3,196.09 GWh |
| Vermont | # 50 | 118 | 180.62 GWh |
| Virginia | # 12 | 250 | 10,352.13 GWh |
| Washington | # 13 | 135 | 10,051.77 GWh |
| West Virginia | # 32 | 41 | 4,489.44 GWh |
| Wisconsin | # 26 | 266 | 5,542.48 GWh |
| Wyoming | # 37 | 69 | 3,318.53 GWh |