Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| New Haven Harbor | Generation Bridge II Connecticut, LLC | New Haven, CT | ISO New England (ISNE) | 92.5 GWh | Jun 1975 | Sep 2025 | Natural Gas : 72.8% Residual Fuel Oil : 17.4% Distillate Fuel Oil : 6.4% Kerosene : 3.3% |
| Selkirk Cogen | Selkirk Cogen Partners LP | Selkirk, NY | New York Independent System Operator (NYIS) | 92.4 GWh | Mar 1992 | Sep 2024 | Natural Gas |
| Harbor | Los Angeles Department of Water & Power | Wilmington, CA | Los Angeles Department of Water and Power (LDWP) | 92.3 GWh | Jun 1949 | Nov 2025 | Natural Gas |
| 491 E 48th Street | City of Holland | Holland, MI | Midcontinent Independent System Operator, Inc. (MISO) | 92.2 GWh | Apr 1992 | Dec 2024 | Natural Gas |
| Keystone Dam | USCE-Tulsa District | Sand Springs, OK | Southwest Power Pool (SWPP) | 92.0 GWh | Apr 1968 | Feb 2024 | Water |
| Raft River Geothermal Power Plant | US Geothermal Inc. | Malta, ID | Bonneville Power Administration (BPAT) | 92.0 GWh | Dec 2007 | Dec 2024 | Geothermal |
| Castle Rock | Wisconsin River Power Company | Adams, WI | Midcontinent Independent System Operator, Inc. (MISO) | 91.9 GWh | Jul 1950 | Dec 2024 | Water |
| Oxford Dam | Duke Energy Carolinas, LLC | Conover, NC | Duke Energy Carolinas (DUK) | 91.9 GWh | Mar 1928 | Dec 2024 | Water |
| Seabrook Solar | Dominion Energy Inc. | Seabrook, SC | Dominion Energy South Carolina, Inc. (SCEG) | 91.8 GWh | Nov 2019 | Nov 2025 | Solar |
| Harriman | Great River Hydro, LLC | Whitingham, VT | ISO New England (ISNE) | 91.5 GWh | Apr 1924 | Dec 2024 | Water |
| Dearborn | Duke Energy Carolinas, LLC | Great Falls, SC | Duke Energy Carolinas (DUK) | 91.5 GWh | Feb 1923 | Dec 2024 | Water |
| Kawailoa Wind | Kawailoa Wind LLC | Haleiwa, HI | 91.2 GWh | Oct 2012 | Nov 2025 | Wind | |
| Envoy Solar, LLC | Birch Creek Power, LLC | Mexico, MO | Midcontinent Independent System Operator, Inc. (MISO) | 91.2 GWh | - | Nov 2025 | Solar |
| Monroe Solar Facility | Duke Energy Carolinas, LLC | Monroe, NC | Duke Energy Progress East (CPLE) | 91.1 GWh | Feb 2017 | Nov 2025 | Solar |
| Delray | DTE Electric Company | Detroit, MI | Midcontinent Independent System Operator, Inc. (MISO) | 91.1 GWh | Jan 2000 | Nov 2024 | Natural Gas |
| Oswego Harbor Power | Oswego Harbor Power | Oswego, NY | New York Independent System Operator (NYIS) | 91.0 GWh | May 1975 | Aug 2025 | Residual Fuel Oil : 99.5% |
| Middle Gorge | Los Angeles Department of Water & Power | Bishop, CA | Los Angeles Department of Water and Power (LDWP) | 90.9 GWh | Apr 1952 | Dec 2024 | Water |
| Big Cliff | USACE Northwestern Division | Gates, OR | Bonneville Power Administration (BPAT) | 90.8 GWh | Nov 1954 | Dec 2024 | Water |
| Chestnut Flats Wind Farm | EDF Renewable Asset Holdings, Inc. | Altoona, PA | PJM Interconnection, LLC (PJM) | 90.7 GWh | Nov 2011 | Dec 2024 | Wind |
| Highest Power Solar, LLC | Highest Power Solar, LLC | Louisburg, NC | Duke Energy Progress East (CPLE) | 90.4 GWh | Jan 2022 | Nov 2025 | Solar |
| South Plant (CO) | City of Colorado Springs - (CO) | Colorado Springs, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 90.3 GWh | Oct 1962 | Nov 2025 | Natural Gas : 99.9% |
| PCA, Filer City Mill | PCA, Filer City Mill | Filer City, MI | Midcontinent Independent System Operator, Inc. (MISO) | 90.3 GWh | Dec 1949 | Nov 2025 | Natural Gas |
| Prairie Creek | Interstate Power and Light Co | Cedar Rapids, IA | Midcontinent Independent System Operator, Inc. (MISO) | 90.1 GWh | Sep 1958 | Nov 2025 | Subbituminous Coal : 65.3% Natural Gas : 34.7% |
| Stanly Solar, LLC | Stanly Solar, LLC | Albemarle, NC | Duke Energy Carolinas (DUK) | 90.0 GWh | Jul 2022 | Nov 2025 | Solar |
| Sumrall I Solar Farm | MS Solar 2, LLC | Sumrall, MS | Southern Company Services, Inc. - Trans (SOCO) | 90.0 GWh | May 2017 | Nov 2025 | Solar |
| Southeast Resource Recovery | SERRF Joint Powers Authority | Long Beach, CA | California Independent System Operator (CISO) | 89.9 GWh | Jun 1988 | Mar 2024 | Non-biogenic Municipal Solid Waste : 51.7% Biogenic Municipal Solid Waste : 42.3% Natural Gas : 6.1% |
| Monroe Street | Avista Corp | Spokane, WA | Avista Corporation (AVA) | 89.9 GWh | Nov 1992 | Dec 2024 | Water |
| Sunnybrook Solar Project - Hybrid | Sunnybrook Farm Solar, LLC | Scottsburg, VA | PJM Interconnection, LLC (PJM) | 89.9 GWh | Nov 2022 | Nov 2025 | Solar |
| Control Gorge | Los Angeles Department of Water & Power | Bishop, CA | Los Angeles Department of Water and Power (LDWP) | 89.7 GWh | Mar 1952 | Dec 2024 | Water |
| Black Mesa Solar, LLC | Black Mesa Solar, LLC | King Hill, ID | Idaho Power Company (IPCO) | 89.7 GWh | May 2023 | Nov 2025 | Solar |
| Nevada Solar One | Acciona Solar Power | Boulder City, NV | Nevada Power Company (NEVP) | 89.7 GWh | May 2007 | Nov 2025 | Solar : 99.3% Natural Gas : 0.7% |
| Edwards Sanborn S4 | Terra-Gen Operating Co-Hybrid | Mojave, CA | California Independent System Operator (CISO) | 89.6 GWh | Oct 2022 | Nov 2025 | Solar |
| Buena Vista Energy LLC | Leeward Asset Management, LLC | Byron, CA | California Independent System Operator (CISO) | 89.6 GWh | Nov 2006 | Dec 2024 | Wind |
| South Colton | Erie Boulevard Hydropower LP | Colton, NY | New York Independent System Operator (NYIS) | 89.6 GWh | Dec 1953 | Dec 2024 | Water |
| Twin Cities Hydro LLC | Twin Cities Hydro LLC | St. Paul, MN | Midcontinent Independent System Operator, Inc. (MISO) | 89.5 GWh | Sep 1924 | Dec 2024 | Water |
| Dan E Karn | Consumers Energy Co - (MI) | Essexville, MI | Midcontinent Independent System Operator, Inc. (MISO) | 89.3 GWh | Oct 1959 | Nov 2025 | Natural Gas : 93.0% Residual Fuel Oil : 7.0% |
| Lookout Windpower LLC | Lookout Windpower, LLC | Berlin, PA | PJM Interconnection, LLC (PJM) | 89.2 GWh | Sep 2008 | Dec 2024 | Wind |
| Hattiesburg Solar Farm | Hattiesburg Farm, LLC | Hattiesburg, MS | Southern Company Services, Inc. - Trans (SOCO) | 89.2 GWh | Sep 2017 | Nov 2025 | Solar |
| Purdue University | Purdue University | West Lafayette, IN | Midcontinent Independent System Operator, Inc. (MISO) | 89.2 GWh | Dec 1968 | Nov 2025 | Natural Gas : 91.5% Bituminous Coal : 8.5% |
| Milagro Solar I | Milagro Solar I, LLC | Santa Teresa, NM | El Paso Electric Company (EPE) | 89.2 GWh | - | Nov 2025 | Solar |
| Big Quinnesec 92 | Wisconsin Electric Power Co | Iron Mountain, MI | Midcontinent Independent System Operator, Inc. (MISO) | 89.1 GWh | Oct 1949 | Dec 2024 | Water |
| West Point PH | Pacific Gas & Electric Co. | Pioneer, CA | California Independent System Operator (CISO) | 88.9 GWh | Oct 1948 | Jun 2024 | Water |
| Brady | Ormat Nevada Inc | Fallon, NV | Nevada Power Company (NEVP) | 88.7 GWh | May 1992 | Dec 2024 | Geothermal |
| Worumbo Hydro Station | Eagle Creek Renewable Energy, LLC | Lisbon Falls, ME | ISO New England (ISNE) | 88.7 GWh | Jan 1989 | Dec 2024 | Water |
| Beacon Solar Plant Site 5 | Arevon Asset Management | Cantil, CA | Los Angeles Department of Water and Power (LDWP) | 88.6 GWh | Nov 2017 | Nov 2025 | Solar |
| Mosaic South Pierce Operations | Mosaic Fertilizer LLC | Mulberry, FL | Tampa Electric Company (TEC) | 88.6 GWh | Dec 1977 | Nov 2025 | Waste Heat |
| Regional Waste Systems | Ecomaine | Portland, ME | ISO New England (ISNE) | 88.5 GWh | May 1988 | Nov 2025 | Non-biogenic Municipal Solid Waste : 54.6% Biogenic Municipal Solid Waste : 44.6% Natural Gas : 0.8% |
| Moody Air Force Base Solar | Georgia Power Co | Valdosta, GA | Southern Company Services, Inc. - Trans (SOCO) | 88.4 GWh | May 2020 | Oct 2025 | Solar |
| Pea Ridge | Florida Power & Light Co | Pace, FL | Florida Power & Light Co. (FPL) | 88.2 GWh | Mar 1998 | Dec 2024 | Natural Gas |
| High Falls - Saranac NY | New York State Elec & Gas Corp | Town of Saranac, NY | New York Independent System Operator (NYIS) | 88.2 GWh | Jul 1948 | Sep 2024 | Water |
| Allegheny Hydro No 9 | Allegheny Hydro LP | Cowansville, PA | PJM Interconnection, LLC (PJM) | 88.2 GWh | Nov 1990 | Dec 2024 | Water |
| Brunswick Hydro | Brookfield White Pine Hydro LLC | Brunswick, ME | ISO New England (ISNE) | 88.1 GWh | Feb 1982 | Dec 2024 | Water |
| Grace | PacifiCorp | Grace, ID | PacifiCorp East (PACE) | 88.1 GWh | Jun 1923 | Dec 2024 | Water |
| Summit Farms Solar | Dominion Renewable Energy | Moyock, NC | PJM Interconnection, LLC (PJM) | 87.9 GWh | Nov 2016 | Nov 2025 | Solar |
| Horse Mesa | Salt River Project | Apache Junction, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 87.8 GWh | Mar 1927 | Nov 2025 | Water |
| Frederickson | Puget Sound Energy Inc | Tacoma, WA | Puget Sound Energy, Inc. (PSEI) | 87.8 GWh | Oct 1981 | Dec 2024 | Natural Gas : 78.5% Distillate Fuel Oil : 21.5% |
| Wallingford Energy | Wallingford Energy LLC | Wallingford, CT | ISO New England (ISNE) | 87.8 GWh | Jul 2001 | Dec 2024 | Natural Gas |
| Glendo | U S Bureau of Reclamation | Glendo, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 87.7 GWh | Nov 1958 | Dec 2024 | Water |
| Calhoun Energy Center | Alabama Power Co | Eastaboga, AL | Southern Company Services, Inc. - Trans (SOCO) | 87.7 GWh | Dec 2002 | Nov 2025 | Natural Gas : 91.6% Distillate Fuel Oil : 8.4% |
| Covanta Lake County Energy | Covanta Lake Inc | Okahumpka, FL | Duke Energy Florida, Inc. (FPC) | 87.2 GWh | Aug 1990 | Nov 2025 | Non-biogenic Municipal Solid Waste : 54.6% Biogenic Municipal Solid Waste : 44.7% Natural Gas : 0.7% |
| Swift Creek Chemical Complex | White Springs Agrici Chem Inc | White Springs, FL | Duke Energy Florida, Inc. (FPC) | 87.2 GWh | Dec 1979 | Nov 2025 | Other Fuel : 93.7% Natural Gas : 6.3% |
| Dutch Hill Wind Project | Evergreen Wind, LLC | Cohocton, NY | New York Independent System Operator (NYIS) | 87.2 GWh | Dec 2008 | Dec 2024 | Wind |
| Patton Wind Farm | Exus Pennsylvania Wind Holdings | Patton, PA | PJM Interconnection, LLC (PJM) | 87.2 GWh | Nov 2012 | Dec 2024 | Wind |
| Auwahi Wind Energy Hybrid | Auwahi Wind Energy LLC | Kula, HI | 87.2 GWh | Nov 2012 | Dec 2024 | Wind | |
| American Crystal Sugar Hillsboro | American Crystal Sugar Co | Hillsboro, ND | Midcontinent Independent System Operator, Inc. (MISO) | 87.1 GWh | Aug 1990 | Dec 2024 | Subbituminous Coal |
| University of Notre Dame | University of Notre Dame | Notre Dame, IN | PJM Interconnection, LLC (PJM) | 87.1 GWh | Jun 1952 | Nov 2025 | Natural Gas : 99.3% Distillate Fuel Oil : 0.7% |
| Castleton Energy Center | Fortistar Castleton Power | Castleton, NY | New York Independent System Operator (NYIS) | 87.1 GWh | Jan 1992 | Dec 2024 | Natural Gas : 99.8% |
| Centrahoma East | Peoples Electric Cooperative | Centrahoma, OK | Southwest Power Pool (SWPP) | 87.0 GWh | Jun 2019 | Dec 2024 | Natural Gas |
| York Haven | Eagle Creek Renewable Energy, LLC | York Haven, PA | PJM Interconnection, LLC (PJM) | 86.7 GWh | Nov 1905 | Dec 2024 | Water |
| NextEra-Blackwell Wind, LLC | Blackwell Wind, LLC | Blackwell, OK | Southwest Power Pool (SWPP) | 86.7 GWh | Nov 2012 | Dec 2024 | Wind |
| Wallenpaupack | Wallenpuapack Hydro | Drumore, PA | PJM Interconnection, LLC (PJM) | 86.7 GWh | May 1926 | Dec 2024 | Water |
| MJMEUC Generating Station #1 | Missouri Jnt Muni.Pwr Elec. Ut. Comm. | Laddonia, MO | Southwest Power Pool (SWPP) | 86.7 GWh | Sep 2007 | Dec 2024 | Natural Gas |
| Ocoee 2 | Tennessee Valley Authority | Benton, TN | Tennessee Valley Authority (TVA) | 86.7 GWh | Sep 1913 | Dec 2024 | Water |
| Cutler Hydro | PacifiCorp | Collinston, UT | PacifiCorp East (PACE) | 86.6 GWh | Jun 1927 | Dec 2024 | Water |
| Little Manatee River Solar | Tampa Electric Co | Ruskin, FL | Tampa Electric Company (TEC) | 86.6 GWh | Jan 2020 | Nov 2025 | Solar |
| Sanford Solar | Sanford Airport Solar, LLC | Sanford, ME | ISO New England (ISNE) | 86.4 GWh | Oct 2020 | Nov 2025 | Solar |
| Fayette Solar | National Grid Renewables | Greenfield, OH | PJM Interconnection, LLC (PJM) | 86.4 GWh | - | Nov 2025 | Solar |
| Black Mountain Generating Station | UNS Electric, Inc | Golden Valley, AZ | Tucson Electric Power (TEPC) | 86.4 GWh | Apr 2008 | Dec 2024 | Natural Gas |
| Jeffrey | Central Nebraska Pub P&I Dist | Brady, NE | Southwest Power Pool (SWPP) | 86.3 GWh | Dec 1940 | Dec 2024 | Water |
| Trigen St. Louis | Centerstream STL, LLC | St Louis, MO | Midcontinent Independent System Operator, Inc. (MISO) | 86.1 GWh | May 1999 | Jul 2025 | Natural Gas |
| Fair Wind | Fair Wind Power Partners, LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 86.0 GWh | Oct 2015 | Nov 2025 | Wind |
| Diamond Willow Wind Facility | Montana-Dakota Utilities Co | Baker, MT | Midcontinent Independent System Operator, Inc. (MISO) | 86.0 GWh | Nov 2007 | Dec 2024 | Wind |
| Sycamore Solar | Dominion Energy Inc. | Gretna, VA | PJM Interconnection, LLC (PJM) | 85.9 GWh | Feb 2023 | Nov 2025 | Solar |
| Pleasant Valley (MN) | Great River Energy | Dexter, MN | Midcontinent Independent System Operator, Inc. (MISO) | 85.9 GWh | Apr 2001 | Dec 2024 | Natural Gas : 99.3% Distillate Fuel Oil : 0.7% |
| Ewington Energy Systems, LLC | Ewington Energy Systems, LLC | Worthington, MN | Midcontinent Independent System Operator, Inc. (MISO) | 85.5 GWh | Dec 2007 | Dec 2024 | Wind |
| Fox Creek Solar | John Laing US Solar Corp. | Louisburg, NC | Duke Energy Progress East (CPLE) | 85.5 GWh | Oct 2018 | Nov 2025 | Solar |
| Sand Bar Power Plant | Tri-Dam Power Authority | Stanislaus Ntl. Fores, CA | California Independent System Operator (CISO) | 85.5 GWh | Apr 1986 | Dec 2024 | Water |
| Weston RICE | Wisconsin Public Service Corp | Kronenwetter, WI | Midcontinent Independent System Operator, Inc. (MISO) | 85.5 GWh | Jun 2023 | Dec 2024 | Natural Gas |
| FPL Energy Montezuma Winds LLC | FPL Energy Montezuma Wind | Birds Landing, CA | California Independent System Operator (CISO) | 85.4 GWh | Oct 2010 | Dec 2024 | Wind |
| Expander Turbine | Cleveland Cliffs | East Chicago, IN | Midcontinent Independent System Operator, Inc. (MISO) | 85.3 GWh | Apr 1981 | Nov 2025 | Blast Furnace Gas |
| ID Solar | AES Distributed Energy | Kuna, ID | Idaho Power Company (IPCO) | 85.3 GWh | Jul 2016 | Dec 2024 | Solar |
| Eielson AFB Central Heat & Power Plant | U S Air Force-Eielson AFB | Eielson AFB, AK | 85.3 GWh | Sep 1952 | Dec 2024 | Subbituminous Coal : 99.4% Distillate Fuel Oil : 0.6% | |
| Hamakua Energy Plant | Hamakua Energy LP | Honokaa, HI | 85.2 GWh | Jun 2000 | Nov 2025 | Waste/Other Oil : 43.3% Other Biomass Liquids : 42.6% Distillate Fuel Oil : 14.1% | |
| Live Oak Solar, LLC | Live Oak Solar, LLC | Metter, GA | Southern Company Services, Inc. - Trans (SOCO) | 85.1 GWh | Nov 2016 | Nov 2025 | Solar |
| Block Island Wind Farm | Deepwater Wind Block Island LLC | NA, RI | ISO New England (ISNE) | 84.9 GWh | Nov 2016 | Nov 2025 | Wind |
| Big Bend II Solar | Tampa Electric Co | Apollo Beach, FL | Tampa Electric Company (TEC) | 84.8 GWh | Dec 2021 | Nov 2025 | Solar |
| Alpaugh 50 | Consolidated Edison Development Inc. | Alpaugh, CA | California Independent System Operator (CISO) | 84.7 GWh | Nov 2012 | Dec 2024 | Solar |
| Gila Bend Hybrid | Arizona Public Service Co | Gila Bend, AZ | Arizona Public Service Company (AZPS) | 84.7 GWh | Sep 2014 | Dec 2024 | Solar |
| Storm Lake 1 | ALLETE Clean Energy | Alta, IA | Midcontinent Independent System Operator, Inc. (MISO) | 84.7 GWh | Apr 1999 | Dec 2024 | Wind |
| Sonny Solar LLC | Pine Gate Renewables | Elberton, GA | Southern Company Services, Inc. - Trans (SOCO) | 84.5 GWh | May 2023 | Nov 2025 | Solar |
Summary of Power Plants By State
Figures are based on November 2025 generation numbers.| State | Rank | Active Plants | Nov 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 11,511.20 GWh |
| Alaska | # 48 | 144 | 528.08 GWh |
| Arizona | # 13 | 184 | 8,245.57 GWh |
| Arkansas | # 24 | 116 | 5,216.59 GWh |
| California | # 4 | 1,736 | 15,288.71 GWh |
| Colorado | # 29 | 302 | 4,252.83 GWh |
| Connecticut | # 34 | 166 | 3,697.17 GWh |
| Delaware | # 49 | 33 | 425.33 GWh |
| District of Columbia | # 51 | 16 | 14.43 GWh |
| Florida | # 2 | 323 | 18,667.27 GWh |
| Georgia | # 8 | 262 | 11,183.00 GWh |
| Hawaii | # 47 | 73 | 801.36 GWh |
| Idaho | # 43 | 146 | 1,663.41 GWh |
| Illinois | # 5 | 384 | 14,942.91 GWh |
| Indiana | # 15 | 211 | 7,722.21 GWh |
| Iowa | # 19 | 293 | 6,283.14 GWh |
| Kansas | # 32 | 187 | 4,136.03 GWh |
| Kentucky | # 21 | 60 | 5,370.35 GWh |
| Louisiana | # 12 | 86 | 8,259.66 GWh |
| Maine | # 45 | 216 | 1,300.62 GWh |
| Maryland | # 40 | 203 | 2,568.19 GWh |
| Massachusetts | # 41 | 648 | 1,975.71 GWh |
| Michigan | # 9 | 273 | 10,785.64 GWh |
| Minnesota | # 28 | 765 | 4,723.22 GWh |
| Mississippi | # 23 | 57 | 5,274.88 GWh |
| Missouri | # 22 | 128 | 5,368.91 GWh |
| State | Rank | Active Plants | Nov 2025 Generation |
|---|---|---|---|
| Montana | # 39 | 71 | 2,609.34 GWh |
| Nebraska | # 35 | 129 | 3,447.15 GWh |
| Nevada | # 38 | 114 | 3,066.88 GWh |
| New Hampshire | # 44 | 60 | 1,466.90 GWh |
| New Jersey | # 27 | 393 | 4,952.95 GWh |
| New Mexico | # 36 | 144 | 3,313.38 GWh |
| New York | # 10 | 956 | 10,414.21 GWh |
| North Carolina | # 11 | 909 | 9,927.17 GWh |
| North Dakota | # 33 | 61 | 3,714.56 GWh |
| Ohio | # 6 | 198 | 11,688.48 GWh |
| Oklahoma | # 18 | 143 | 6,525.64 GWh |
| Oregon | # 20 | 275 | 5,407.05 GWh |
| Pennsylvania | # 3 | 256 | 17,277.29 GWh |
| Rhode Island | # 46 | 100 | 833.56 GWh |
| South Carolina | # 16 | 208 | 7,560.03 GWh |
| South Dakota | # 42 | 52 | 1,785.37 GWh |
| Tennessee | # 26 | 88 | 5,030.87 GWh |
| Texas | # 1 | 955 | 43,514.30 GWh |
| Utah | # 37 | 125 | 3,174.08 GWh |
| Vermont | # 50 | 117 | 164.43 GWh |
| Virginia | # 17 | 239 | 7,087.47 GWh |
| Washington | # 14 | 137 | 7,966.23 GWh |
| West Virginia | # 31 | 39 | 4,211.99 GWh |
| Wisconsin | # 25 | 250 | 5,195.24 GWh |
| Wyoming | # 30 | 71 | 4,237.64 GWh |