Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Unionville City of | City of Unionville - (MO) | Unionville, MO | Associated Electric Cooperative, Inc. (AECI) | 11.0 MWh | Dec 1934 | Dec 2023 | Distillate Fuel Oil |
| 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% |
| Unalaska Power Module | City of Unalaska - (AK) | Unalaska, AK | 33.0 MWh | Oct 1993 | Dec 2023 | Distillate Fuel Oil | |
| USS Giveback Solar LLC (CSG) | United States Solar Corporation | Pueblo, CO | Public Service Company of Colorado (PSCO) | 60.0 MWh | Nov 2023 | Dec 2023 | Solar |
| US Magnesium | US Magnesium | Rowley, UT | PacifiCorp East (PACE) | 82.3 MWh | Dec 1971 | Sep 2024 | Natural Gas |
| 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% |
| Unionville | Associated Electric Coop, Inc | Unionville, MO | Associated Electric Cooperative, Inc. (AECI) | 240.0 MWh | May 1976 | Dec 2023 | Distillate Fuel Oil |
| UASTP I | Tucson Electric Power Co | Tucson, AZ | Tucson Electric Power (TEPC) | 403.0 MWh | Nov 2010 | Dec 2023 | Solar |
| 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% |
| 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% |
| USS Golly Gee Solar LLC | United States Solar Corporation | Clear Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 713.0 MWh | Jun 2023 | Dec 2023 | Solar |
| USS Dressen Family Solar LLC | United States Solar Corporation | Mayer, MN | Midcontinent Independent System Operator, Inc. (MISO) | 729.0 MWh | Jun 2023 | Dec 2023 | Solar |
| USS Wonder Solar LLC | United States Solar Corporation | Bird Island, MN | Midcontinent Independent System Operator, Inc. (MISO) | 759.0 MWh | Jun 2023 | Dec 2023 | Solar |
| USS Water Fowl Solar LLC CSG | United States Solar Corporation | Silver Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 875.0 MWh | Aug 2022 | Dec 2023 | Solar |
| UMASS | Consolidated Edison Development Inc. | Amherst, MA | ISO New England (ISNE) | 941.0 MWh | Sep 2016 | Dec 2023 | Solar |
| USS Wolf Solar LLC | United States Solar Corporation | Wood Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 GWh | Jun 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 |
| USS Greenhouse Solar LLC CSG | Standard Solar | Pine Island, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.2 GWh | Nov 2019 | Dec 2023 | Solar |
| Upper Kalskag | Alaska Village Elec Coop, Inc | Upper Kalskag, AK | 1.5 GWh | Nov 2004 | Dec 2023 | Distillate Fuel Oil | |
| USS Kass Solar LLC | Standard Solar | Garvin, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.6 GWh | Dec 2020 | Dec 2023 | Solar |
| USG 2 | ZGlobal Inc | El Centro, CA | Imperial Irrigation District (IID) | 1.6 GWh | Nov 2015 | Dec 2023 | Solar |
| Ulster County Solar | Ulster Solar LLC | Kingston, NY | New York Independent System Operator (NYIS) | 1.7 GWh | Apr 2018 | Dec 2023 | Solar |
| USS Milkweed Solar LLC CSG | Standard Solar | Paynesville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | May 2020 | Dec 2023 | Solar |
| USS Wells Creek Solar LLC | United States Solar Corporation | Goodhue, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Dec 2022 | Dec 2023 | Solar |
| USS Sunrise Solar LLC CSG | Standard Solar | Taylors Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | May 2020 | Dec 2023 | Solar |
| USS Cheyenne Solar LLC CSG | Standard Solar | Chisago City, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Nov 2019 | Dec 2023 | Solar |
| USS Steamboat Solar LLC CSG | Standard Solar | Morgan, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Mar 2021 | Dec 2023 | Solar |
| USS JJ Clay Solar LLC CSG | Standard Solar | Felton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Sep 2020 | Dec 2023 | Solar |
| USS Rockpoint Solar CSG | United States Solar Corporation | Stacy, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Nov 2018 | Dec 2023 | Solar |
| USS White Cloud LLC CSG | Standard Solar | St. Cloud, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Oct 2019 | Dec 2023 | Solar |
| USS Centerfield Solar CSG | Standard Solar | Webster, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Oct 2019 | Dec 2023 | Solar |
| USS Horne North Solar LLC CSG | Standard Solar | Felton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Sep 2020 | Dec 2023 | Solar |
| USS Solar Sources LLC CSG | Standard Solar | Scandia, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Sep 2020 | Dec 2023 | Solar |
| USS Good Solar CSG | United States Solar Corporation | Stacy, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Nov 2018 | Dec 2023 | Solar |
| USS Mayhew Solar LLC CSG | Standard Solar | Sauk Rapids, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | May 2020 | Dec 2023 | Solar |
| USS Westeros Solar LLC CSG | Standard Solar | Belle Plaine, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | May 2020 | Dec 2023 | Solar |
| USS B&B Solar LLC CSG | Standard Solar | Morgan, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Aug 2020 | Dec 2023 | Solar |
| USS Haven Solar LLC CSG | Standard Solar | St. Cloud, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Oct 2019 | Dec 2023 | Solar |
| USS Norelius Solar CSG | United States Solar Corporation | North Branch, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Dec 2018 | Dec 2023 | Solar |
| USS Kost Trail Solar CSG | Standard Solar | North Branch, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | May 2019 | Dec 2023 | Solar |
| USS Dubhe Solar CSG | United States Solar Corporation | North Branch, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Nov 2018 | Dec 2023 | Solar |
| USS Nillie Corn Solar CSG | United States Solar Corporation | North Branch, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Nov 2018 | Dec 2023 | Solar |
| USS Brockway Solar CSG | United States Solar Corporation | Sartell, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Dec 2018 | Dec 2023 | Solar |
| USS Solar Rapids CSG | United States Solar Corporation | Sauk Rapids, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Dec 2018 | Dec 2023 | Solar |
| USS Bluff Country Solar CSG | United States Solar Corporation | Altura, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Nov 2020 | Dec 2023 | Solar |
| Union Garden | Excelsior Energy Capital | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Feb 2021 | Dec 2023 | Solar |
| USS Turkey Solar LLC CSG | Standard Solar | Atwater, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Dec 2019 | Dec 2023 | Solar |
| USS Solar Dawn CSG | United States Solar Corporation | North Branch, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2018 | Dec 2023 | Solar |
| USS Monarch Solar LLC CSG | Standard Solar | Brooten, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2019 | Dec 2023 | Solar |
| USS KVPV Solar LLC CSG | Standard Solar | Fulton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Sep 2020 | Dec 2023 | Solar |
| Union Vale | VC Renewables | Lagrangeville, NY | New York Independent System Operator (NYIS) | 2.1 GWh | Jul 2021 | Dec 2023 | Solar |
| USS Verde Solar LLC CSG | Standard Solar | Morgan, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Sep 2020 | Dec 2023 | Solar |
| USS DVL Solar CSG | Standard Solar | Waconia, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Jul 2019 | Dec 2023 | Solar |
| USS Solar Way LLC CSG | Standard Solar | Hartland, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Oct 2020 | Dec 2023 | Solar |
| USS Verbena Solar LLC | United States Solar Corporation | Stewart, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Sep 2022 | Dec 2023 | Solar |
| USS Buckaroo Solar LLC CSG | Standard Solar | Glydon, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Sep 2020 | Dec 2023 | Solar |
| USS Big Lake 1 Solar CSG | United States Solar Corporation | Big Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2018 | Dec 2023 | Solar |
| USS Reindeer Solar LLC CSG | United States Solar Corporation | Sauk Rapids, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Nov 2020 | Dec 2023 | Solar |
| USS Quail Solar LLC | United States Solar Corporation | Monticello, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Dec 2021 | Dec 2023 | Solar |
| USS Kasch Solar CSG | United States Solar Corporation | Sauk Rapids, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Sep 2018 | Dec 2023 | Solar |
| USS Webster Solar CSG | Standard Solar | Webster, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Apr 2019 | Dec 2023 | Solar |
| USS JJ Solar CSG | United States Solar Corporation | Sauk Rapids, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Dec 2018 | Dec 2023 | Solar |
| USS Midtown Solar LLC CSG | Standard Solar | Melrose, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Nov 2019 | Dec 2023 | Solar |
| USS Peach Solar LLC | United States Solar Corporation | Mankato, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Jun 2022 | Dec 2023 | Solar |
| USS Franklin Solar LLC | United States Solar Corporation | Franklin, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Dec 2022 | Dec 2023 | Solar |
| USS King 2 CSG | Standard Solar | Waconia, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Jul 2019 | Dec 2023 | Solar |
| USS Water City Solar LLC CSG | United States Solar Corporation | Waterville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Sep 2021 | Dec 2023 | Solar |
| USS Foley Solar LLC | United States Solar Corporation | Foley, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Jun 2022 | Dec 2023 | Solar |
| USS Christoffer Solar LLC CSG | Standard Solar | Montevideo, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Aug 2020 | Dec 2023 | Solar |
| US GSA - Sacramento | Tesla Inc. | Sacramento, CA | Balancing Authority of Northern California (BANC) | 2.2 GWh | Feb 2018 | Dec 2023 | Solar |
| USS Horne South Solar LLC CSG | Standard Solar | Felton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Sep 2020 | Dec 2023 | Solar |
| USS Hubers Solar LLC CSG | United States Solar Corporation | Northfield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Dec 2020 | Dec 2023 | Solar |
| USS Water Town Solar LLC CSG | United States Solar Corporation | Waterville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Oct 2021 | Dec 2023 | Solar |
| USS Eggo Solar CSG | Standard Solar | Cologne, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | May 2019 | Dec 2023 | Solar |
| USS Cougar Solar LLC CSG | Standard Solar | Morgan, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Aug 2020 | Dec 2023 | Solar |
| USS Hancock Solar LLC CSG | United States Solar Corporation | Cologne, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Dec 2020 | Dec 2023 | Solar |
| USS Bush Solar LLC CSG | United States Solar Corporation | Owatonna, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Sep 2020 | Dec 2023 | Solar |
| USS Mesa Solar LLC | United States Solar Corporation | Danube, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Dec 2022 | Dec 2023 | Solar |
| University Park Solar | SS PA II PSU LLC | State College, PA | PJM Interconnection, LLC (PJM) | 2.2 GWh | Nov 2018 | Dec 2023 | Solar |
| USS Lake Patterson Solar CSG | Standard Solar | Cologne, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Jul 2019 | Dec 2023 | Solar |
| USS All In Solar LLC CSG | Standard Solar | Hartland, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Sep 2020 | Dec 2023 | Solar |
| USS Dot Com Solar LLC CSG | Standard Solar | Morgan, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Feb 2021 | Dec 2023 | Solar |
| USS Catfish Solar LLC | United States Solar Corporation | Franklin, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Dec 2022 | Dec 2023 | Solar |
| USS Prokosch Solar LLC | United States Solar Corporation | Bird Island, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | May 2022 | Dec 2023 | Solar |
| USS Pheasant Solar LLC CSG | United States Solar Corporation | Clara City, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Oct 2020 | Dec 2023 | Solar |
| USS Wildcat Solar LLC | United States Solar Corporation | Goodhue, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Oct 2021 | Dec 2023 | Solar |
| USS Flower Solar LLC CSG | Standard Solar | Nicollet, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Aug 2020 | Dec 2023 | Solar |
| USS Chariot Solar LLC | United States Solar Corporation | Danube, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Dec 2020 | Dec 2023 | Solar |
| USS Viceroy Solar LLC CSG | United States Solar Corporation | Brooten, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.4 GWh | Dec 2020 | Dec 2023 | Solar |
| USS Danube Solar LLC | United States Solar Corporation | Danube, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.4 GWh | Nov 2021 | Dec 2023 | Solar |
| USS Rosebud Solar LLC | United States Solar Corporation | Morgan, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.4 GWh | Jul 2022 | Dec 2023 | Solar |
| UMES (MD) - Princess Anne | NVT LICENSES, LLC | Princess Anne, MD | PJM Interconnection, LLC (PJM) | 2.4 GWh | Jan 2011 | 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 |
| USG 1 | ZGlobal Inc | El Centro, CA | Imperial Irrigation District (IID) | 2.7 GWh | Mar 2014 | Dec 2023 | Solar |
| Upper Marlboro 1 CSG | Nautilus Solar Solutions | Upper Marlboro, MD | PJM Interconnection, LLC (PJM) | 2.8 GWh | Nov 2019 | Dec 2023 | Solar |
| USAA Black Bear Energy | EnterSolar | Cranbury, NJ | PJM Interconnection, LLC (PJM) | 3.0 GWh | Oct 2018 | Dec 2023 | Solar |
| Unalakleet | Unalakleet Valley Elec Coop | Unalakleet, AK | 3.0 GWh | Apr 2010 | Dec 2023 | Distillate Fuel Oil | |
| UMass PV Lot 22 | Consolidated Edison Development Inc. | Amherst, MA | ISO New England (ISNE) | 3.1 GWh | Aug 2022 | Dec 2023 | Solar |
| USS Goodrich Solar | Standard Solar | Bonfield, IL | PJM Interconnection, LLC (PJM) | 3.2 GWh | Jul 2022 | Dec 2023 | Solar |
| Unit 4 | City of Mt Pleasant - (UT) | Mt Pleasent, UT | PacifiCorp East (PACE) | 3.2 GWh | May 1993 | Dec 2023 | Water |
Summary of Power Plants By State
Figures are based on February 2025 generation numbers.| State | Rank | Active Plants | Feb 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 75 | 10,454.23 GWh |
| Alaska | # 48 | 136 | 486.57 GWh |
| Arizona | # 15 | 165 | 7,949.76 GWh |
| Arkansas | # 28 | 80 | 4,750.62 GWh |
| California | # 5 | 1,593 | 15,002.38 GWh |
| Colorado | # 30 | 265 | 4,484.87 GWh |
| Connecticut | # 34 | 152 | 3,568.74 GWh |
| Delaware | # 49 | 31 | 376.39 GWh |
| District of Columbia | # 51 | 12 | 16.79 GWh |
| Florida | # 3 | 304 | 17,498.62 GWh |
| Georgia | # 8 | 241 | 10,439.72 GWh |
| Hawaii | # 46 | 66 | 666.80 GWh |
| Idaho | # 44 | 143 | 1,423.14 GWh |
| Illinois | # 4 | 338 | 15,696.94 GWh |
| Indiana | # 12 | 203 | 9,055.86 GWh |
| Iowa | # 20 | 281 | 6,506.74 GWh |
| Kansas | # 24 | 157 | 5,156.03 GWh |
| Kentucky | # 21 | 56 | 6,138.53 GWh |
| Louisiana | # 17 | 80 | 7,192.83 GWh |
| Maine | # 45 | 159 | 1,123.08 GWh |
| Maryland | # 39 | 181 | 2,579.41 GWh |
| Massachusetts | # 42 | 599 | 1,604.74 GWh |
| Michigan | # 10 | 267 | 10,280.63 GWh |
| Minnesota | # 27 | 740 | 5,066.98 GWh |
| Mississippi | # 22 | 55 | 5,414.37 GWh |
| Missouri | # 19 | 118 | 6,559.07 GWh |
| State | Rank | Active Plants | Feb 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 69 | 2,324.85 GWh |
| Nebraska | # 36 | 119 | 3,333.41 GWh |
| Nevada | # 37 | 109 | 3,002.03 GWh |
| New Hampshire | # 43 | 56 | 1,435.29 GWh |
| New Jersey | # 31 | 375 | 4,428.89 GWh |
| New Mexico | # 38 | 140 | 2,585.31 GWh |
| New York | # 11 | 830 | 10,266.35 GWh |
| North Carolina | # 9 | 880 | 10,422.85 GWh |
| North Dakota | # 33 | 57 | 3,825.72 GWh |
| Ohio | # 6 | 190 | 12,150.65 GWh |
| Oklahoma | # 18 | 131 | 6,818.46 GWh |
| Oregon | # 25 | 259 | 5,152.36 GWh |
| Pennsylvania | # 2 | 240 | 21,039.59 GWh |
| Rhode Island | # 47 | 95 | 598.64 GWh |
| South Carolina | # 14 | 198 | 8,120.13 GWh |
| South Dakota | # 41 | 52 | 1,740.50 GWh |
| Tennessee | # 26 | 84 | 5,101.16 GWh |
| Texas | # 1 | 813 | 43,152.96 GWh |
| Utah | # 35 | 119 | 3,334.96 GWh |
| Vermont | # 50 | 112 | 195.02 GWh |
| Virginia | # 13 | 215 | 8,814.15 GWh |
| Washington | # 16 | 137 | 7,908.11 GWh |
| West Virginia | # 29 | 36 | 4,645.25 GWh |
| Wisconsin | # 23 | 221 | 5,315.49 GWh |
| Wyoming | # 32 | 73 | 3,941.95 GWh |