Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Utility Plants Section | Doyon Utilities - Ft. Wainwright | Fort Wainwright, AK | 64.0 GWh | Dec 1954 | Dec 2023 | Subbituminous Coal | |
| Unalaska Power Module | City of Unalaska - (AK) | Unalaska, AK | 33.0 MWh | Oct 1993 | Dec 2023 | Distillate Fuel Oil | |
| Unalakleet | Unalakleet Valley Elec Coop | Unalakleet, AK | 3.0 GWh | Apr 2010 | Dec 2023 | Distillate Fuel Oil | |
| Upper Kalskag | Alaska Village Elec Coop, Inc | Upper Kalskag, AK | 1.5 GWh | Nov 2004 | Dec 2023 | Distillate Fuel Oil | |
| Unisea G 2 | Unisea Inc | Dutch Harbor, AK | 29.6 GWh | Jul 1990 | Dec 2023 | Distillate Fuel Oil | |
| University of Alaska Fairbanks | University of Alaska | Fairbanks, AK | 57.6 GWh | Dec 1963 | Mar 2025 | Subbituminous Coal : 95.9% Distillate Fuel Oil : 3.9% | |
| 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 |
| 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 |
| Upper Falls | Avista Corp | Spokane, WA | Avista Corporation (AVA) | 59.9 GWh | Mar 1922 | Dec 2023 | Water |
| Upriver Dam Hydro Plant | City of Spokane | Spokane, WA | Avista Corporation (AVA) | 36.8 GWh | Dec 1935 | Dec 2023 | Water |
| US GSA - Sacramento | Tesla Inc. | Sacramento, CA | Balancing Authority of Northern California (BANC) | 2.2 GWh | Feb 2018 | 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 |
| 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 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% |
| US Borax | U S Borax Inc | Boron, CA | California Independent System Operator (CISO) | 271.2 GWh | Jun 1984 | Mar 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 |
| 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 |
| US-TOPCO (Soccer Center) | Tesla Inc. | Lancaster, CA | California Independent System Operator (CISO) | 7.0 GWh | Nov 2016 | 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 |
| USPS PV | Altus Power America Management, LLC | Los Angeles, CA | California Independent System Operator (CISO) | 10.8 GWh | Jun 2017 | Dec 2023 | Solar |
| UCI Facilities Management Central Plant | University of California Irvine | Irvine, CA | California Independent System Operator (CISO) | 112.0 GWh | Jun 2007 | Mar 2025 | 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 |
| 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 |
| University of California San Diego Hybrid | University of California San Diego | La Jolla, CA | California Independent System Operator (CISO) | 220.4 GWh | Jun 2001 | Mar 2025 | Natural Gas |
| Urquhart | Dominion Energy South Carolina, Inc | Beech Island, SC | Dominion Energy South Carolina, Inc. (SCEG) | 1.6 TWh | Nov 1953 | Mar 2025 | Natural Gas : 99.9% |
| Upper Pacolet Hydro | Lockhart Power Co | Pacolet, SC | Duke Energy Carolinas (DUK) | 3.7 GWh | Jan 2013 | Dec 2023 | Water |
| Union Renewable Energy Facility | Lockhart Power Co | Enoree, SC | Duke Energy Carolinas (DUK) | 21.1 GWh | Dec 2014 | Dec 2023 | Landfill Gas |
| Univ of NC Chapel Hill Cogen Facility | University of North Carolina | Chapel Hill, NC | Duke Energy Carolinas (DUK) | 51.6 GWh | Jun 1991 | Mar 2025 | Bituminous Coal : 54.3% Natural Gas : 45.7% |
| University of Florida | Duke Energy Florida, LLC | Gainesville, FL | Duke Energy Florida, Inc. (FPC) | 377.2 GWh | Dec 1993 | Dec 2023 | Natural Gas |
| Uwharrie Mountain Renewable | Uwharrie Mountain Renewable Energy, LLC | Mt. Gilead, NC | Duke Energy Progress East (CPLE) | 35.2 GWh | Jun 2014 | Dec 2023 | Landfill Gas |
| Upchurch Solar Center LLC | Cypress Creek Renewables | Elm City, NC | Duke Energy Progress East (CPLE) | 8.6 GWh | Nov 2014 | 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% |
| Upton County Solar | Consolidated Edison Development Inc. | McCamey, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 345.3 GWh | Nov 2017 | Mar 2025 | Solar |
| Union Springs Solar Center | Florida Power & Light Co | Lake Butler, FL | Florida Power & Light Co. (FPL) | 145.8 GWh | Nov 2020 | Mar 2025 | Solar |
| Upper Salmon B | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 87.8 GWh | Aug 1947 | Dec 2023 | Water |
| Upper Salmon A | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 81.7 GWh | Aug 1937 | Dec 2023 | Water |
| Upper Malad | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 52.2 GWh | May 1948 | Dec 2023 | Water |
| USG 1 | ZGlobal Inc | El Centro, CA | Imperial Irrigation District (IID) | 2.7 GWh | Mar 2014 | Dec 2023 | Solar |
| USG 2 | ZGlobal Inc | El Centro, CA | Imperial Irrigation District (IID) | 1.6 GWh | Nov 2015 | Dec 2023 | Solar |
| UDR Glastonbury Fuel Cell | UIL Distributed Resources, LLC | Glastonbury, CT | ISO New England (ISNE) | 21.1 GWh | Jan 2016 | Dec 2023 | Natural Gas |
| UMass PV Lot 22 | Consolidated Edison Development Inc. | Amherst, MA | ISO New England (ISNE) | 3.1 GWh | Aug 2022 | Dec 2023 | Solar |
| Unity Solar | Madison Energy Holdings LLC | Unity, ME | ISO New England (ISNE) | 7.3 GWh | Nov 2021 | Dec 2023 | Solar |
| UMASS | Consolidated Edison Development Inc. | Amherst, MA | ISO New England (ISNE) | 941.0 MWh | Sep 2016 | Dec 2023 | Solar |
| UNH 7.9 MW Plant | Emcor Energy Services | Durham, NH | ISO New England (ISNE) | 49.5 GWh | Aug 2006 | Mar 2025 | Landfill Gas : 75.0% Natural Gas : 23.3% Distillate Fuel Oil : 1.8% |
| 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% |
| UI RCP Bridgeport Seaside | United Illuminating Co | Bridgeport, CT | ISO New England (ISNE) | 19.9 GWh | Oct 2015 | Mar 2025 | Natural Gas : 88.4% Solar : 11.6% |
| Upper Barker | KEI (Maine) Power Management (III) LLC | Auburn, ME | ISO New England (ISNE) | 6.6 GWh | Apr 1987 | Dec 2023 | Water |
| UI RCP Woodbridge FC | United Illuminating Co | Woodbridge, CT | ISO New England (ISNE) | 16.5 GWh | Nov 2016 | Dec 2023 | Natural Gas |
| UI RCP New Haven Fuel Cell | United Illuminating Co | New Haven, CT | ISO New England (ISNE) | 14.4 GWh | Jul 2015 | Mar 2025 | Natural Gas |
| 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% |
| Upton Community Solar | Upton Solar, LLC | Upton, MA | ISO New England (ISNE) | 3.2 GWh | Aug 2017 | Dec 2023 | Solar |
| University Solar, LLC | AES Distributed Energy | West Greenwich, RI | ISO New England (ISNE) | 27.2 GWh | Nov 2019 | Mar 2025 | Solar |
| UCONN Cogen Facility | University of Connecticut | Storrs, CT | ISO New England (ISNE) | 123.5 GWh | Feb 2006 | Mar 2025 | Natural Gas : 98.9% Distillate Fuel Oil : 1.1% |
| UB Fuel Cell | UB Fuel Cell | Bridgeport, CT | ISO New England (ISNE) | 10.5 GWh | Mar 2015 | Dec 2023 | Natural Gas |
| Upper Blackstone (MA) Treasure Valley | Nexamp Treasure Valley Solar, LLC | Rutland, MA | ISO New England (ISNE) | 6.9 GWh | Jun 2014 | Dec 2023 | Solar |
| UCLA So Campus Cogen Project | University of California-LA | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 171.2 GWh | Sep 1993 | Mar 2025 | Natural Gas |
| 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 |
| 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 Itasca Clean Energy Solar LLC | United States Solar Corporation | Grand Rapids, MN | Midcontinent Independent System Operator, Inc. (MISO) | 3.8 GWh | Jul 2022 | 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 Catfish Solar LLC | United States Solar Corporation | Franklin, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Dec 2022 | 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 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 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 Greenhouse Solar LLC CSG | Standard Solar | Pine Island, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.2 GWh | Nov 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 Steamboat Solar LLC CSG | Standard Solar | Morgan, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.9 GWh | Mar 2021 | 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 Turkey Solar LLC CSG | Standard Solar | Atwater, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Dec 2019 | 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 Verde Solar LLC CSG | Standard Solar | Morgan, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Sep 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 Wolf Solar LLC | United States Solar Corporation | Wood Lake, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 GWh | Jun 2023 | 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 Wildcat Solar LLC | United States Solar Corporation | Goodhue, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Oct 2021 | 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 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 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 DVL Solar CSG | Standard Solar | Waconia, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.1 GWh | Jul 2019 | 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 Eggo Solar CSG | Standard Solar | Cologne, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | May 2019 | 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 Flower Solar LLC CSG | Standard Solar | Nicollet, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Aug 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 Cougar Solar LLC CSG | Standard Solar | Morgan, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Aug 2020 | 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 Franklin Solar LLC | United States Solar Corporation | Franklin, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Dec 2022 | 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 Christoffer Solar LLC CSG | Standard Solar | Montevideo, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Aug 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 Chariot Solar LLC | United States Solar Corporation | Danube, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.3 GWh | Dec 2020 | 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 Good Solar CSG | United States Solar Corporation | Stacy, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Nov 2018 | 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 Haven Solar LLC CSG | Standard Solar | St. Cloud, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 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 Horne South Solar LLC CSG | Standard Solar | Felton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.2 GWh | Sep 2020 | Dec 2023 | Solar |
| Upper Sterling | City of Rock Falls - (IL) | Rock Falls, IL | Midcontinent Independent System Operator, Inc. (MISO) | 9.2 GWh | May 1988 | Dec 2023 | Water |
Summary of Power Plants By State
Figures are based on March 2025 generation numbers.| State | Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 75 | 10,399.45 GWh |
| Alaska | # 48 | 137 | 460.30 GWh |
| Arizona | # 16 | 167 | 7,756.35 GWh |
| Arkansas | # 29 | 79 | 4,503.48 GWh |
| California | # 5 | 1,565 | 15,306.94 GWh |
| Colorado | # 30 | 257 | 4,337.74 GWh |
| Connecticut | # 31 | 152 | 3,831.37 GWh |
| Delaware | # 50 | 30 | 183.34 GWh |
| District of Columbia | # 51 | 12 | 15.27 GWh |
| Florida | # 3 | 305 | 18,686.61 GWh |
| Georgia | # 9 | 239 | 9,979.52 GWh |
| Hawaii | # 46 | 67 | 749.10 GWh |
| Idaho | # 43 | 126 | 1,488.21 GWh |
| Illinois | # 4 | 332 | 15,592.21 GWh |
| Indiana | # 12 | 201 | 8,849.97 GWh |
| Iowa | # 20 | 279 | 6,323.45 GWh |
| Kansas | # 25 | 157 | 5,176.23 GWh |
| Kentucky | # 24 | 56 | 5,180.56 GWh |
| Louisiana | # 18 | 81 | 6,708.43 GWh |
| Maine | # 45 | 157 | 1,313.29 GWh |
| Maryland | # 39 | 179 | 2,427.73 GWh |
| Massachusetts | # 42 | 597 | 1,608.56 GWh |
| Michigan | # 10 | 263 | 9,898.87 GWh |
| Minnesota | # 26 | 736 | 5,082.27 GWh |
| Mississippi | # 19 | 53 | 6,374.07 GWh |
| Missouri | # 21 | 116 | 5,776.95 GWh |
| State | Rank | Active Plants | Mar 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 67 | 2,309.70 GWh |
| Nebraska | # 37 | 117 | 3,008.88 GWh |
| Nevada | # 34 | 109 | 3,381.98 GWh |
| New Hampshire | # 44 | 56 | 1,374.49 GWh |
| New Jersey | # 28 | 371 | 4,514.07 GWh |
| New Mexico | # 35 | 138 | 3,378.20 GWh |
| New York | # 8 | 818 | 10,278.94 GWh |
| North Carolina | # 11 | 877 | 9,080.20 GWh |
| North Dakota | # 33 | 57 | 3,690.67 GWh |
| Ohio | # 6 | 190 | 11,252.37 GWh |
| Oklahoma | # 17 | 129 | 6,972.70 GWh |
| Oregon | # 22 | 254 | 5,543.74 GWh |
| Pennsylvania | # 2 | 237 | 19,658.43 GWh |
| Rhode Island | # 47 | 94 | 622.24 GWh |
| South Carolina | # 14 | 194 | 8,606.12 GWh |
| South Dakota | # 41 | 52 | 1,945.10 GWh |
| Tennessee | # 23 | 85 | 5,241.09 GWh |
| Texas | # 1 | 818 | 43,194.33 GWh |
| Utah | # 36 | 114 | 3,056.84 GWh |
| Vermont | # 49 | 112 | 230.44 GWh |
| Virginia | # 15 | 214 | 8,465.83 GWh |
| Washington | # 13 | 127 | 8,662.62 GWh |
| West Virginia | # 38 | 36 | 2,977.95 GWh |
| Wisconsin | # 27 | 222 | 4,571.79 GWh |
| Wyoming | # 32 | 69 | 3,817.24 GWh |