Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| USS Nillie Corn Solar CSG | United States Solar Corporation | North Branch, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 GWh | Nov 2018 | Dec 2024 | Solar |
| Granite City Works | United States Steel Granite City Works | Granite City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 448.0 GWh | May 2010 | Dec 2025 | Natural Gas : 50.8% Purchased Steam : 49.2% |
| Clairton Works | United States Steel- Clairton | Clairton, PA | PJM Interconnection, LLC (PJM) | 120.9 GWh | Dec 1954 | Dec 2024 | Other Gas : 92.1% Natural Gas : 7.9% |
| Gary Works | United States Steel-Gary | Gary, IN | Midcontinent Independent System Operator, Inc. (MISO) | 950.4 GWh | Mar 1997 | Dec 2025 | Blast Furnace Gas : 53.1% Natural Gas : 46.9% |
| Mon Valley Works | United States Steel-Mon Valley | Dravosburg, PA | PJM Interconnection, LLC (PJM) | 430.7 GWh | May 1943 | Dec 2024 | Blast Furnace Gas : 83.2% Other Gas : 16.8% |
| Clewiston Sugar House | United States Sugar Corp | Clewiston, FL | Duke Energy Florida, Inc. (FPC) | 261.6 GWh | Oct 1997 | Dec 2025 | Agricultural By-Products : 99.8% |
| Pratt & Whitney | United Technologies | East Hartford, CT | ISO New England (ISNE) | 84.1 GWh | Dec 1991 | Oct 2025 | Natural Gas |
| XPF Solar Field | United Therapeutics Corporation | Durham, NC | Duke Energy Carolinas (DUK) | 4.3 GWh | Nov 2014 | Dec 2024 | Solar |
| University of Alaska Fairbanks | University of Alaska | Fairbanks, AK | 67.5 GWh | Dec 1963 | Dec 2025 | Subbituminous Coal : 95.7% Distillate Fuel Oil : 4.2% | |
| Cogeneration 2 | University of Arizona | Tucson, AZ | Tucson Electric Power (TEPC) | 39.9 GWh | Oct 2002 | Dec 2025 | Natural Gas |
| Cogeneration 1 | University of Arizona | Tucson, AZ | Tucson Electric Power (TEPC) | 48.3 GWh | Oct 2002 | Dec 2025 | Natural Gas |
| University of Arizona - Biosphere 2 | University of Arizona - Biosphere 2 | Oracle, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 53.0 MWh | Oct 1990 | Dec 2024 | Natural Gas : 67.8% Distillate Fuel Oil : 32.2% |
| UA Central Utility Plant | University Of Arkansas | Fayetteville, AR | Southwest Power Pool (SWPP) | 33.4 GWh | Jan 2016 | Dec 2024 | Natural Gas |
| UCI Facilities Management Central Plant | University of California Irvine | Irvine, CA | California Independent System Operator (CISO) | 112.6 GWh | Jun 2007 | Dec 2025 | Natural Gas |
| Univ of California San Diego Solar | University of California San Diego | La Jolla, CA | California Independent System Operator (CISO) | 2.1 GWh | Nov 2008 | Dec 2024 | Solar |
| University of California San Diego Hybri | University of California San Diego | La Jolla, CA | California Independent System Operator (CISO) | 206.8 GWh | Jun 2001 | Dec 2025 | Natural Gas |
| University of California Santa Cruz | University of California Santa Cruz | Santa Cruz, CA | California Independent System Operator (CISO) | 35.2 GWh | Aug 2013 | Dec 2024 | Natural Gas : 91.7% Solar : 8.3% |
| UCLA So Campus Cogen Project | University of California-LA | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 211.2 GWh | Sep 1993 | Dec 2025 | Natural Gas |
| Parnassus Central Utility Plant | University of California-San Francisco | San Francisco, CA | California Independent System Operator (CISO) | 66.8 GWh | Dec 1995 | Dec 2025 | Natural Gas |
| Central Utility Plant Cincinnati | University of Cincinnati | Cincinnati, OH | PJM Interconnection, LLC (PJM) | 214.5 GWh | May 2004 | Dec 2025 | Natural Gas : 99.1% Distillate Fuel Oil : 0.9% |
| East Campus Utility Plant | University of Cincinnati | Cincinnati, OH | PJM Interconnection, LLC (PJM) | 499.8 MWh | Jun 2006 | Dec 2025 | Distillate Fuel Oil |
| 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% |
| UCONN Cogen Facility | University of Connecticut | Storrs, CT | ISO New England (ISNE) | 121.3 GWh | Feb 2006 | Nov 2025 | Natural Gas : 98.6% Distillate Fuel Oil : 1.4% |
| University of Illinois Cogen Facility | University of Illinois | Chicago, IL | PJM Interconnection, LLC (PJM) | 114.1 GWh | Mar 1993 | Dec 2025 | Natural Gas : 99.9% |
| University of Illinois Abbott Power Plt | University of Illinois | Champaign, IL | Midcontinent Independent System Operator, Inc. (MISO) | 211.1 GWh | Oct 1940 | Dec 2024 | Natural Gas : 97.4% Bituminous Coal : 2.6% |
| 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% |
| Central Heating Plant | University of Massachusetts Amherst | Amherst, MA | ISO New England (ISNE) | 104.0 GWh | Sep 2007 | Dec 2024 | Natural Gas : 98.5% Distillate Fuel Oil : 1.5% |
| Univ of Massachusetts Medical Center | University of Massachusetts Medical | Worcester, MA | ISO New England (ISNE) | 68.7 GWh | Mar 1974 | Dec 2024 | Natural Gas : 99.2% Distillate Fuel Oil : 0.7% |
| University of Michigan | University of Michigan | Ann Arbor, MI | Midcontinent Independent System Operator, Inc. (MISO) | 213.0 GWh | Dec 1974 | Dec 2025 | Natural Gas |
| Warner Lambert | University of Michigan NCampus Research | Ann Arbor, MI | Midcontinent Independent System Operator, Inc. (MISO) | 24.3 GWh | Jul 1989 | Dec 2025 | Natural Gas |
| Univ Minnesota CHP Plant | University of Minnesota Central Utilities | Minneapolis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 166.3 GWh | Oct 2017 | Dec 2024 | Natural Gas : 99.9% |
| UMM Wind Turbine | University of Minnesota Morris Campus | Morris, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | May 2011 | Dec 2024 | Wind |
| WCROC Wind Farm | University of Minnesota WCROC | Morris, MN | Midcontinent Independent System Operator, Inc. (MISO) | 4.0 GWh | Feb 2005 | Dec 2024 | Wind |
| Ford Utilities Center | University of New Mexico | Albuquerque, NM | Public Service Company of New Mexico (PNM) | 78.4 GWh | Feb 2005 | Dec 2024 | Natural Gas |
| Univ of NC Chapel Hill Cogen Facility | University of North Carolina | Chapel Hill, NC | Duke Energy Carolinas (DUK) | 54.2 GWh | Jun 1991 | Dec 2025 | Bituminous Coal : 52.5% Natural Gas : 47.5% |
| University of Northern Iowa | University of Northern Iowa | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 20.8 GWh | Oct 1982 | Dec 2025 | Natural Gas : 72.3% Petroleum Coke : 18.0% Bituminous Coal : 9.6% |
| University of Notre Dame | University of Notre Dame | Notre Dame, IN | PJM Interconnection, LLC (PJM) | 86.5 GWh | Jun 1952 | Dec 2025 | Natural Gas : 99.4% Distillate Fuel Oil : 0.6% |
| Notre Dame Hydro | University of Notre Dame | South Bend, IN | PJM Interconnection, LLC (PJM) | 6.8 GWh | Apr 2022 | Dec 2024 | Water |
| Univ of Oregon Central Power Station | University of Oregon | Eugene, OR | Bonneville Power Administration (BPAT) | 936.8 MWh | Aug 2009 | Dec 2024 | Natural Gas : 80.2% Distillate Fuel Oil : 19.8% |
| Energy Center | University of Redlands | Redlands, CA | California Independent System Operator (CISO) | 1.5 GWh | Jan 2007 | Dec 2024 | Natural Gas |
| University of Rochester | University of Rochester | Rochester, NY | New York Independent System Operator (NYIS) | 24.7 GWh | Sep 2005 | Nov 2024 | Natural Gas |
| Univ of San Francisco Cogen | University of San Francisco | San Francisco, CA | California Independent System Operator (CISO) | 5.2 GWh | Aug 1987 | Dec 2024 | Natural Gas |
| University of Tennessee Steam Plant | University of Tennessee | Knoxville, TN | Tennessee Valley Authority (TVA) | 33.4 GWh | May 1996 | Dec 2025 | Natural Gas |
| Hal C Weaver Power Plant | University of Texas at Austin | Austin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 361.2 GWh | Sep 1951 | Dec 2024 | Natural Gas |
| University of Washington Power Plant | University of Washington | Seattle, WA | Seattle City Light (SCL) | 1.8 GWh | Dec 1968 | Dec 2025 | Natural Gas : 93.4% Distillate Fuel Oil : 6.6% |
| University Park South | University Park Energy LLC | University Park, IL | PJM Interconnection, LLC (PJM) | 70.0 GWh | May 2001 | Dec 2024 | Natural Gas |
| Jacobson 5 MW Solar | UNS Electric, Inc | Kingman, AZ | Tucson Electric Power (TEPC) | 9.6 GWh | Feb 2017 | Dec 2024 | Solar |
| Valencia | UNS Electric, Inc | Nogales, AZ | Tucson Electric Power (TEPC) | 4.8 GWh | Jul 1989 | Dec 2024 | Natural Gas : 96.3% Distillate Fuel Oil : 3.7% |
| La Senita | UNS Electric, Inc | Kingman, AZ | Tucson Electric Power (TEPC) | 593.0 MWh | Oct 2011 | Dec 2024 | Solar |
| Black Mountain Generating Station | UNS Electric, Inc | Golden Valley, AZ | Tucson Electric Power (TEPC) | 86.4 GWh | Apr 2008 | Dec 2024 | Natural Gas |
| Porterhouse Wind (4) LLC | UPC Power Solutions | Gruver, TX | Southwest Power Pool (SWPP) | 8.7 GWh | Dec 2007 | Dec 2024 | Wind |
| Filet Wind (5) LLC | UPC Power Solutions | Stratford, TX | Southwest Power Pool (SWPP) | 3.3 GWh | Oct 2006 | Dec 2024 | Wind |
| Tenderloin Wind (6) LLC | UPC Power Solutions | Texhoma, TX | Southwest Power Pool (SWPP) | 4.4 GWh | Dec 2006 | Dec 2024 | Wind |
| Flat Iron Wind (7) LLC | UPC Power Solutions | Sunray, TX | Southwest Power Pool (SWPP) | 4.9 GWh | Mar 2008 | Dec 2024 | Wind |
| Brisket Wind (8) LLC | UPC Power Solutions | Sunray, TX | Southwest Power Pool (SWPP) | 5.9 GWh | Mar 2008 | Dec 2024 | Wind |
| Tri-Tip Wind (9) LLC | UPC Power Solutions | Sunray, TX | Southwest Power Pool (SWPP) | 6.3 GWh | Mar 2008 | Dec 2024 | Wind |
| T-Bone Wind (10) LLC | UPC Power Solutions | Dumas, TX | Southwest Power Pool (SWPP) | 5.3 GWh | Apr 2008 | Dec 2024 | Wind |
| Ribeye Wind (11) LLC | UPC Power Solutions | Dumas, TX | Southwest Power Pool (SWPP) | 5.9 GWh | Apr 2008 | Dec 2024 | Wind |
| F.D. Kuester Generating Station | Upper Michigan Energy Resources Company | Negaunee, MI | Midcontinent Independent System Operator, Inc. (MISO) | 374.8 GWh | Feb 2019 | Dec 2024 | Natural Gas |
| A.J. Mihm Generating Station | Upper Michigan Energy Resources Company | Pelkie, MI | Midcontinent Independent System Operator, Inc. (MISO) | 170.3 GWh | Feb 2019 | Dec 2024 | Natural Gas |
| Prickett | Upper Peninsula Power Company | Pelkie, MI | Midcontinent Independent System Operator, Inc. (MISO) | 6.6 GWh | Oct 1931 | Dec 2024 | Water |
| Victoria Dam | Upper Peninsula Power Company | Rockland, MI | Midcontinent Independent System Operator, Inc. (MISO) | 26.1 GWh | Dec 1930 | Dec 2024 | Water |
| Hoist | Upper Peninsula Power Company | Negaunee, MI | Midcontinent Independent System Operator, Inc. (MISO) | 13.2 GWh | Jan 1988 | Dec 2024 | Water |
| McClure Dam | Upper Peninsula Power Company | Marquette, MI | Midcontinent Independent System Operator, Inc. (MISO) | 32.4 GWh | Jan 1988 | Dec 2024 | Water |
| Castle Gap Solar Hybrid | Upton County Solar 2 LLC | McCarney, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 384.2 GWh | Apr 2018 | Dec 2025 | Solar |
| Upton Community Solar | Upton Solar, LLC | Upton, MA | ISO New England (ISNE) | 3.4 GWh | Aug 2017 | Dec 2024 | Solar |
| Egypt Road Solar | Urban Grid Solar | Cambridge, MD | PJM Interconnection, LLC (PJM) | 668.0 MWh | - | Dec 2025 | Solar |
| Foxglove Solar | Urban Grid Solar | Middletown, VA | PJM Interconnection, LLC (PJM) | 125.8 GWh | Sep 2024 | Dec 2025 | Solar |
| Jones Farm Solar | Urban Grid Solar | Millington, MD | PJM Interconnection, LLC (PJM) | 71.1 GWh | - | Dec 2025 | Solar |
| Crystal Hill Solar | Urban Grid Solar | Crystal Hill, VA | PJM Interconnection, LLC (PJM) | 128.6 GWh | Nov 2023 | Dec 2025 | Solar |
| Alton Post Office Solar | Urban Grid Solar | Alton, VA | PJM Interconnection, LLC (PJM) | 137.0 GWh | Nov 2024 | Dec 2025 | Solar |
| Spring Grove Solar 2 | Urban Grid Solar | Spring Grove, VA | PJM Interconnection, LLC (PJM) | 5.0 GWh | - | Dec 2025 | Solar |
| Aspen Road Solar | Urban Grid Solar | Spring Run, PA | PJM Interconnection, LLC (PJM) | 163.0 GWh | - | Dec 2025 | Solar |
| Ursa Community Solar | Ursa Community Solar | Farmington, MN | Midcontinent Independent System Operator, Inc. (MISO) | 7.9 GWh | Dec 2016 | Dec 2024 | Solar |
| Cape Cod Air Force Station - 6 SWS | US Air Force | Sagamore, MA | ISO New England (ISNE) | 6.6 GWh | Dec 2013 | Dec 2025 | Wind |
| St Stephen | US Army Corps of Engineers | St. Stephen, SC | South Carolina Public Service Authority (SC) | 258.6 GWh | Feb 1985 | Dec 2024 | Water |
| APG Combined Heat and Power Plant | US Dept of Army, Garrison, APG | Edgewood, MD | PJM Interconnection, LLC (PJM) | 53.0 GWh | Nov 2016 | Dec 2024 | Natural Gas |
| Raft River Geothermal Power Plant | US Geothermal Inc. | Malta, ID | Bonneville Power Administration (BPAT) | 92.0 GWh | Dec 2007 | Dec 2024 | Geothermal |
| Neal Hot Springs Geothermal Project | US Geothermal Inc. | Vale, OR | Idaho Power Company (IPCO) | 168.9 GWh | Oct 2012 | Dec 2024 | Geothermal |
| US GSA Heating and Transmission | US GSA Heating and Transmission | Washington, DC | PJM Interconnection, LLC (PJM) | 34.4 GWh | Jun 2004 | Dec 2025 | Natural Gas |
| US Magnesium | US Magnesium | Rowley, UT | PacifiCorp East (PACE) | 82.3 MWh | Dec 1971 | Sep 2024 | Natural Gas |
| Imperial Savannah LP | US Sugar Savannah Refinery, LLC | Port Wentworth, GA | Southern Company Services, Inc. - Trans (SOCO) | 52.8 GWh | Jul 1946 | Dec 2024 | Natural Gas : 98.6% Bituminous Coal : 1.4% |
| Dworshak | USACE Northwestern Division | Ahsahka, ID | Bonneville Power Administration (BPAT) | 1.4 TWh | Aug 1974 | Dec 2024 | Water |
| Albeni Falls | USACE Northwestern Division | Oldtown, ID | Bonneville Power Administration (BPAT) | 179.3 GWh | Apr 1955 | Dec 2024 | Water |
| Foster | USACE Northwestern Division | Foster, OR | Bonneville Power Administration (BPAT) | 56.9 GWh | Aug 1968 | Dec 2024 | Water |
| Lower Monumental | USACE Northwestern Division | Kahlotus, WA | Bonneville Power Administration (BPAT) | 1.5 TWh | May 1969 | Dec 2025 | Water |
| Little Goose | USACE Northwestern Division | Dayton, WA | Bonneville Power Administration (BPAT) | 1.6 TWh | Mar 1970 | Dec 2025 | Water |
| Ice Harbor | USACE Northwestern Division | Burbank, WA | Bonneville Power Administration (BPAT) | 1.5 TWh | Dec 1961 | Dec 2025 | Water |
| Chief Joseph | USACE Northwestern Division | Bridgeport, WA | Bonneville Power Administration (BPAT) | 9.8 TWh | Aug 1955 | Dec 2025 | Water |
| The Dalles | USACE Northwestern Division | The Dalles, OR | Bonneville Power Administration (BPAT) | 5.9 TWh | May 1957 | Dec 2025 | Water |
| Lost Creek | USACE Northwestern Division | Trail, OR | PacifiCorp West (PACW) | 289.1 GWh | Aug 1977 | Dec 2024 | Water |
| Lower Granite | USACE Northwestern Division | Pomeroy, WA | Bonneville Power Administration (BPAT) | 1.5 TWh | Mar 1975 | Dec 2025 | Water |
| Libby | USACE Northwestern Division | Libby, MT | Bonneville Power Administration (BPAT) | 1.9 TWh | Jul 1975 | Dec 2024 | Water |
| Big Cliff | USACE Northwestern Division | Gates, OR | Bonneville Power Administration (BPAT) | 90.8 GWh | Nov 1954 | Dec 2024 | Water |
| Bonneville | USACE Northwestern Division | Cascade Locks, OR | Bonneville Power Administration (BPAT) | 3.7 TWh | Jun 1938 | Dec 2025 | Water |
| Cougar | USACE Northwestern Division | Lowell, OR | Bonneville Power Administration (BPAT) | 66.9 GWh | Feb 1964 | Dec 2024 | Water |
| Detroit | USACE Northwestern Division | Mill City, OR | Bonneville Power Administration (BPAT) | 219.7 GWh | Jun 1953 | Dec 2024 | Water |
| Dexter | USACE Northwestern Division | Lowell, OR | Bonneville Power Administration (BPAT) | 14.6 GWh | May 1955 | Dec 2024 | Water |
| Green Peter | USACE Northwestern Division | Foster, OR | Bonneville Power Administration (BPAT) | 155.2 GWh | Jun 1967 | Dec 2024 | Water |
| Hills Creek | USACE Northwestern Division | Oakridge, OR | Bonneville Power Administration (BPAT) | 119.8 GWh | Jan 1962 | Dec 2024 | Water |
Summary of Power Plants By State
Figures are based on December 2025 generation numbers.| State | Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 12,766.12 GWh |
| Alaska | # 48 | 139 | 625.46 GWh |
| Arizona | # 16 | 183 | 8,962.31 GWh |
| Arkansas | # 29 | 114 | 5,525.50 GWh |
| California | # 5 | 1,683 | 14,393.99 GWh |
| Colorado | # 31 | 297 | 4,649.38 GWh |
| Connecticut | # 34 | 162 | 4,087.83 GWh |
| Delaware | # 49 | 33 | 469.96 GWh |
| District of Columbia | # 51 | 16 | 14.80 GWh |
| Florida | # 3 | 333 | 19,379.32 GWh |
| Georgia | # 8 | 248 | 12,492.24 GWh |
| Hawaii | # 46 | 70 | 814.97 GWh |
| Idaho | # 41 | 146 | 2,123.12 GWh |
| Illinois | # 4 | 379 | 17,546.79 GWh |
| Indiana | # 13 | 214 | 9,789.95 GWh |
| Iowa | # 20 | 293 | 7,310.28 GWh |
| Kansas | # 28 | 183 | 5,586.75 GWh |
| Kentucky | # 22 | 60 | 6,716.43 GWh |
| Louisiana | # 17 | 84 | 8,587.03 GWh |
| Maine | # 45 | 215 | 1,484.81 GWh |
| Maryland | # 37 | 203 | 3,225.85 GWh |
| Massachusetts | # 43 | 640 | 2,073.13 GWh |
| Michigan | # 11 | 269 | 11,734.82 GWh |
| Minnesota | # 27 | 764 | 5,712.30 GWh |
| Mississippi | # 24 | 56 | 6,090.79 GWh |
| Missouri | # 23 | 125 | 6,623.76 GWh |
| State | Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 70 | 2,639.28 GWh |
| Nebraska | # 36 | 125 | 3,667.32 GWh |
| Nevada | # 38 | 114 | 3,217.22 GWh |
| New Hampshire | # 44 | 56 | 1,878.83 GWh |
| New Jersey | # 30 | 387 | 5,182.27 GWh |
| New Mexico | # 35 | 142 | 3,818.41 GWh |
| New York | # 10 | 950 | 11,800.05 GWh |
| North Carolina | # 9 | 904 | 12,153.04 GWh |
| North Dakota | # 33 | 58 | 4,218.72 GWh |
| Ohio | # 6 | 198 | 13,425.53 GWh |
| Oklahoma | # 18 | 141 | 7,637.23 GWh |
| Oregon | # 21 | 272 | 6,788.64 GWh |
| Pennsylvania | # 2 | 252 | 22,539.49 GWh |
| Rhode Island | # 47 | 100 | 775.70 GWh |
| South Carolina | # 15 | 207 | 8,967.44 GWh |
| South Dakota | # 42 | 52 | 2,122.20 GWh |
| Tennessee | # 19 | 88 | 7,328.17 GWh |
| Texas | # 1 | 947 | 46,150.81 GWh |
| Utah | # 39 | 125 | 2,845.12 GWh |
| Vermont | # 50 | 116 | 189.85 GWh |
| Virginia | # 14 | 237 | 9,421.16 GWh |
| Washington | # 12 | 135 | 10,635.09 GWh |
| West Virginia | # 26 | 39 | 5,763.55 GWh |
| Wisconsin | # 25 | 243 | 5,804.32 GWh |
| Wyoming | # 32 | 70 | 4,436.68 GWh |