Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Oak Bluffs Diesel Generating Facility | Vineyard Reliability LLC | Oak Bluffs, MA | ISO New England (ISNE) | 2.9 GWh | Dec 1968 | Sep 2025 | Distillate Fuel Oil |
| Wilton | City of Wilton - (IA) | Wilton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.0 MWh | Dec 1991 | Dec 2025 | Distillate Fuel Oil |
| West Liberty | City of West Liberty - (IA) | West Liberty, IA | Midcontinent Independent System Operator, Inc. (MISO) | 234.0 MWh | Sep 1974 | Dec 2025 | Distillate Fuel Oil |
| West Bend | City of West Bend - (IA) | West Bent, IA | Midcontinent Independent System Operator, Inc. (MISO) | 68.0 MWh | Nov 1954 | Dec 2025 | Distillate Fuel Oil |
| Webster City | City of Webster City - (IA) | Webster City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 383.2 MWh | Mar 1972 | Dec 2025 | Distillate Fuel Oil |
| Fisk Street | Midwest Generations EME LLC | Chicago, IL | PJM Interconnection, LLC (PJM) | 2.7 GWh | Jun 1968 | Dec 2025 | Distillate Fuel Oil |
| Dillingham | Nushagak Electric Coop, Inc | Dillingham, AK | 18.3 GWh | Apr 1988 | Dec 2025 | Distillate Fuel Oil | |
| Anita | City of Anita - (IA) | Anita, IA | Midcontinent Independent System Operator, Inc. (MISO) | 77.4 MWh | Sep 1939 | Dec 2025 | Distillate Fuel Oil |
| Orca | Cordova Electric Coop, Inc | Cordova, AK | 4.3 GWh | Sep 1984 | Dec 2025 | Distillate Fuel Oil | |
| Alta Municipal Utilities | City of Alta - (IA) | Alta, IA | Southwest Power Pool (SWPP) | 54.0 MWh | Jul 1947 | Dec 2025 | Distillate Fuel Oil |
| Wrangell | City of Wrangell - (AK) | Wrangell, AK | 604.0 MWh | May 1987 | Dec 2025 | Distillate Fuel Oil | |
| Seward (AK) | City of Seward - (AK) | Seward, AK | 671.0 MWh | Mar 1975 | Dec 2025 | Distillate Fuel Oil | |
| Palaau Power Hybrid | Maui Electric Co Ltd | Kaunakakai, HI | 31.2 GWh | Mar 1982 | Dec 2025 | Distillate Fuel Oil | |
| St Louis | City of St Louis - (MI) | St. Louis, MI | Midcontinent Independent System Operator, Inc. (MISO) | 8.0 MWh | Dec 1918 | Dec 2025 | Distillate Fuel Oil |
| Salmon Diesel | Idaho Power Co | Salmon, ID | Idaho Power Company (IPCO) | 56.0 MWh | Nov 1967 | May 2026 | Distillate Fuel Oil |
| Wyandotte | Wyandotte Municipal Serv Comm - (MI) | Wyandotte, MI | Midcontinent Independent System Operator, Inc. (MISO) | 110.0 MWh | Dec 1947 | May 2026 | Distillate Fuel Oil |
| Lemon Creek | Alaska Electric Light & Power Co. | Juneau, AK | 454.0 MWh | Jul 1969 | Dec 2025 | Distillate Fuel Oil | |
| Dafter | Cloverland Electric Co-op | Dafter, MI | Midcontinent Independent System Operator, Inc. (MISO) | 2.9 GWh | Oct 1955 | Dec 2025 | Distillate Fuel Oil |
| Peru (IN) | City of Peru - (IN) | Peru, IN | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | May 1949 | Dec 2024 | Distillate Fuel Oil |
| Tower | Wolverine Power Supply Coop | Tower, MI | Midcontinent Independent System Operator, Inc. (MISO) | 61.0 MWh | Feb 1971 | Dec 2025 | Distillate Fuel Oil |
| Grundy Center City Light Plant | Grundy Center Mun Light & Power | Grundy Center, IA | Midcontinent Independent System Operator, Inc. (MISO) | 109.0 MWh | Oct 1963 | Dec 2025 | Distillate Fuel Oil |
| Sullivan (IL) | City of Sullivan - (IL) | Sullivan, IL | Midcontinent Independent System Operator, Inc. (MISO) | 569.0 MWh | May 1946 | Jun 2026 | Distillate Fuel Oil |
| Reynolds | City of Springfield - (IL) | Springfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 179.0 MWh | Oct 1970 | Dec 2025 | Distillate Fuel Oil |
| Breese | City of Breese - (IL) | Breese, IL | Midcontinent Independent System Operator, Inc. (MISO) | 539.0 MWh | Nov 1953 | Dec 2025 | Distillate Fuel Oil |
| Bushnell | City of Bushnell - (IL) | Bushnell, IL | Midcontinent Independent System Operator, Inc. (MISO) | 78.0 MWh | May 1940 | Dec 2025 | Distillate Fuel Oil |
| Carlyle | City of Carlyle - (IL) | Carlyle, IL | Midcontinent Independent System Operator, Inc. (MISO) | 208.0 MWh | Jul 1964 | Dec 2025 | Distillate Fuel Oil |
| Carmi | City of Carmi - (IL) | Carmi, IL | Midcontinent Independent System Operator, Inc. (MISO) | 230.0 MWh | Nov 1948 | Dec 2024 | Distillate Fuel Oil |
| Farmer City | City of Farmer City - (IL) | Farmer City, IL | Midcontinent Independent System Operator, Inc. (MISO) | 59.0 MWh | Mar 1951 | Dec 2025 | Distillate Fuel Oil |
| Rantoul | Village of Rantoul - (IL) | Rantoul, IL | Midcontinent Independent System Operator, Inc. (MISO) | 243.0 MWh | Dec 1950 | Jun 2026 | Distillate Fuel Oil |
| South Main Street | Rochelle Municipal Utilities - (IL) | Rochelle, IL | PJM Interconnection, LLC (PJM) | 1.2 GWh | Aug 1967 | Dec 2025 | Distillate Fuel Oil |
| Freeburg | Village of Freeburg - (IL) | Freeburg, IL | Midcontinent Independent System Operator, Inc. (MISO) | 145.0 MWh | Jul 1948 | Dec 2025 | Distillate Fuel Oil |
| Highland | City of Highland - (IL) | Highland, IL | Midcontinent Independent System Operator, Inc. (MISO) | 222.5 MWh | Feb 1967 | Dec 2025 | Distillate Fuel Oil |
| McLeansboro | City of McLeansboro - (IL) | McLeansboro, IL | Midcontinent Independent System Operator, Inc. (MISO) | 42.0 MWh | Nov 1950 | Dec 2025 | Distillate Fuel Oil |
| Marshall (IL) | City of Marshall - (IL) | Marshall, IL | Midcontinent Independent System Operator, Inc. (MISO) | 167.0 MWh | Mar 2002 | Dec 2025 | Distillate Fuel Oil |
| Harlan | Harlan Municipal Utilities - (IA) | Harlan, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 MWh | Jun 2001 | Dec 2025 | Distillate Fuel Oil |
| Brooklyn | City of Brooklyn - (IA) | Brooklyn, IA | Midcontinent Independent System Operator, Inc. (MISO) | 14.0 MWh | Aug 2012 | Dec 2025 | Distillate Fuel Oil |
| Dayton (IA) | City of Dayton - (IA) | Dayton, IA | Midcontinent Independent System Operator, Inc. (MISO) | 2.0 MWh | Sep 2000 | Dec 2025 | Distillate Fuel Oil |
| Kanoelehua | Hawaii Electric Light Co Inc | Hilo, HI | 7.2 GWh | Dec 1961 | Dec 2025 | Distillate Fuel Oil | |
| Estherville | City of Estherville - (IA) | Estherville, IA | Southwest Power Pool (SWPP) | 199.0 MWh | Nov 1946 | Dec 2024 | Distillate Fuel Oil |
| Corning | City of Corning - (IA) | Corning, IA | Midcontinent Independent System Operator, Inc. (MISO) | 6.0 MWh | May 1975 | Dec 2025 | Distillate Fuel Oil |
| Coggon | Coggon Municipal Light Plant - (IA) | Coggon, IA | Midcontinent Independent System Operator, Inc. (MISO) | 38.0 MWh | Sep 1957 | Dec 2025 | Distillate Fuel Oil |
| Waimea | Hawaii Electric Light Co Inc | Kamuela, HI | 6.2 GWh | Nov 1970 | Dec 2025 | Distillate Fuel Oil | |
| Bellevue | City of Bellevue - (IA) | Bellevue, IA | Midcontinent Independent System Operator, Inc. (MISO) | 10.0 MWh | Jun 1947 | Dec 2025 | Distillate Fuel Oil |
| Douglas | Arizona Public Service Co | Douglas, AZ | Arizona Public Service Company (AZPS) | 218.0 MWh | Apr 1972 | Dec 2025 | Distillate Fuel Oil |
| Forest City Light Plant | City of Forest City- (IA) | Forest City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 392.0 MWh | Dec 1945 | Dec 2025 | Distillate Fuel Oil |
| Grand Junction | City of Grand Junction - (IA) | Grand Junction, IA | Midcontinent Independent System Operator, Inc. (MISO) | 41.0 MWh | Nov 1994 | Dec 2025 | Distillate Fuel Oil |
| Graettinger | City of Graettinger - (IA) | Graettinger, IA | Midcontinent Independent System Operator, Inc. (MISO) | 49.0 MWh | Jul 1957 | Dec 2025 | Distillate Fuel Oil |
| Gowrie | Gowrie Municipal Utilities - (IA) | Gowrie, IA | Midcontinent Independent System Operator, Inc. (MISO) | 3.0 MWh | Dec 2012 | Dec 2025 | Distillate Fuel Oil |
| Sand Point | Sand Point Generating, LLC | Sand Point, AK | 3.6 GWh | Nov 2000 | Dec 2024 | Distillate Fuel Oil | |
| Cascade | Cascade Municipal Utilities - (IA) | Cascade, IA | Midcontinent Independent System Operator, Inc. (MISO) | 31.0 MWh | Mar 1951 | Dec 2025 | Distillate Fuel Oil |
| Bancroft | Bancroft Municipal Utilities - (IA) | Bancroft, IA | Midcontinent Independent System Operator, Inc. (MISO) | 22.0 MWh | Dec 1947 | Dec 2025 | Distillate Fuel Oil |
| Gary Court 1 & 2 | Connecticut Mun Elec Engy Coop | Groton, CT | ISO New England (ISNE) | 381.0 MWh | Jun 2010 | Dec 2025 | Distillate Fuel Oil |
| Quay County | Southwestern Public Service Co | Tucumcari, NM | Southwest Power Pool (SWPP) | 42.0 MWh | Sep 2013 | Dec 2025 | Distillate Fuel Oil |
| High Point, POLO | North Carolina Mun Power Agny #1 | High Point, NC | Duke Energy Carolinas (DUK) | 37.0 MWh | Oct 2007 | Dec 2025 | Distillate Fuel Oil |
| Vitro Architectural Glass (PA) | Vitro Architectural Glass (PA) | Carlisle, PA | PJM Interconnection, LLC (PJM) | 64.0 MWh | Jun 1972 | Dec 2025 | Distillate Fuel Oil |
| City West Diesel Plant | Lockhart Power Co | Union, SC | Duke Energy Carolinas (DUK) | 114.0 MWh | May 2011 | Dec 2025 | Distillate Fuel Oil |
| Cana Gas Processing Plant | EnLink Midstream Services, LLC | Calumet, OK | Southwestern Power Administration (SPA) | 1.1 GWh | Aug 2010 | Jun 2026 | Distillate Fuel Oil |
| Bridge Street 1 & 2 | Connecticut Mun Elec Engy Coop | Groton, CT | ISO New England (ISNE) | 452.0 MWh | Jun 2010 | Dec 2025 | Distillate Fuel Oil |
| Fort Hill 1, 2, 3 & 4 | Connecticut Mun Elec Engy Coop | Uncasville, CT | ISO New England (ISNE) | 691.0 MWh | Jul 2010 | Jun 2026 | Distillate Fuel Oil |
| Fishers Island 1 | Connecticut Mun Elec Engy Coop | Fisher's Island, NY | ISO New England (ISNE) | 129.0 MWh | Nov 2010 | Dec 2025 | Distillate Fuel Oil |
| Jewett City 1 | Connecticut Mun Elec Engy Coop | Jewett City, CT | ISO New England (ISNE) | 139.0 MWh | Jan 2010 | Dec 2025 | Distillate Fuel Oil |
| Ward WTP | City Of High Point - (NC) | High Point, NC | Duke Energy Carolinas (DUK) | 133.0 MWh | Jan 1999 | Dec 2025 | Distillate Fuel Oil |
| Gaston Memorial Hospital | City of Gastonia - (NC) | Gastonia, NC | Duke Energy Carolinas (DUK) | 22.0 MWh | Apr 2006 | Sep 2025 | Distillate Fuel Oil |
| Long Creek Waste Water Plant | City of Gastonia - (NC) | Dallas, NC | Duke Energy Carolinas (DUK) | 320.0 MWh | Dec 1994 | Jun 2026 | Distillate Fuel Oil |
| East Campus Utility Plant | University of Cincinnati | Cincinnati, OH | PJM Interconnection, LLC (PJM) | 492.9 MWh | Jun 2006 | Jun 2026 | Distillate Fuel Oil |
| Westside WWTP | City Of High Point - (NC) | Thomasville, NC | Duke Energy Carolinas (DUK) | 30.0 MWh | Apr 2005 | Dec 2025 | Distillate Fuel Oil |
| LNG 1 & 2 | Connecticut Mun Elec Engy Coop | Norwich, CT | ISO New England (ISNE) | 382.0 MWh | Mar 2010 | Dec 2025 | Distillate Fuel Oil |
| Eastside WWTP | City Of High Point - (NC) | High Point, NC | Duke Energy Carolinas (DUK) | 438.0 MWh | Jul 2004 | Dec 2025 | Distillate Fuel Oil |
| Water Treatment 1 & 2 | Connecticut Mun Elec Engy Coop | Groton, CT | ISO New England (ISNE) | 463.0 MWh | Sep 2010 | Jun 2026 | Distillate Fuel Oil |
| Lebanon Pines 1 & 2 | Connecticut Mun Elec Engy Coop | Lebanon, CT | ISO New England (ISNE) | 374.0 MWh | Mar 2010 | Dec 2025 | Distillate Fuel Oil |
| Maalaea | Maui Electric Co Ltd | Kihei, HI | 644.0 GWh | Nov 1971 | Jun 2026 | Distillate Fuel Oil | |
| Wilson | Georgia Power Co | Waynesboro, GA | Southern Company Services, Inc. - Trans (SOCO) | 6.3 GWh | Nov 1972 | Dec 2025 | Distillate Fuel Oil |
| Fairbanks | Golden Valley Elec Assn Inc | Fairbanks, AK | (NA) | 12.2 GWh | Apr 1970 | Dec 2025 | Distillate Fuel Oil |
| Seldovia | Homer Electric Assn Inc | Seldovia, AK | 214.0 MWh | Nov 2004 | Dec 2025 | Distillate Fuel Oil | |
| Dominion/Lo Mar | City of Manassas - (VA) | Manassas, VA | PJM Interconnection, LLC (PJM) | 418.0 MWh | Jul 1997 | Dec 2024 | Distillate Fuel Oil |
| Rock Lake CT | Great River Energy | Pine City, MN | Midcontinent Independent System Operator, Inc. (MISO) | 449.0 MWh | Mar 1978 | Dec 2025 | Distillate Fuel Oil |
| Moreau | Union Electric Co - (MO) | Moreau, MO | Midcontinent Independent System Operator, Inc. (MISO) | 1.7 GWh | Jul 1978 | Dec 2025 | Distillate Fuel Oil |
| Moberly | Union Electric Co - (MO) | Moberly, MO | Midcontinent Independent System Operator, Inc. (MISO) | 257.0 MWh | Jul 1978 | Dec 2025 | Distillate Fuel Oil |
| Unalakleet | Unalakleet Valley Elec Coop | Unalakleet, AK | 3.7 GWh | Apr 2010 | Dec 2024 | Distillate Fuel Oil | |
| Naknek | Naknek Electric Assn, Inc | Naknek, AK | 21.9 GWh | Nov 1977 | Dec 2025 | Distillate Fuel Oil | |
| Mexico | Union Electric Co - (MO) | Mexico, MO | Midcontinent Independent System Operator, Inc. (MISO) | 2.5 GWh | Aug 1978 | Dec 2025 | Distillate Fuel Oil |
| Glennallen | Copper Valley Elec Assn, Inc | Glennallen, AK | 6.5 GWh | Mar 1963 | Dec 2025 | Distillate Fuel Oil | |
| Valdez | Copper Valley Elec Assn, Inc | Valdez, AK | 892.0 MWh | Dec 1966 | Dec 2025 | Distillate Fuel Oil | |
| Chevak | Alaska Village Elec Coop, Inc | Chevak, AK | 2.6 GWh | Sep 2009 | Dec 2025 | Distillate Fuel Oil | |
| South Strawberry | City of Strawberry Point -(IA) | Strawberry Point, IA | Midcontinent Independent System Operator, Inc. (MISO) | 13.0 MWh | Dec 2001 | Dec 2024 | Distillate Fuel Oil |
| Lake (WY) | NorthWestern Energy (MT wind/thermal) | Yellowstone, WY | NorthWestern Corporation (NWMT) | 96.0 MWh | Aug 1967 | Dec 2025 | Distillate Fuel Oil |
| Nottoway Diesel Generating Facility | Old Dominion Electric Coop | Courtland, VA | PJM Interconnection, LLC (PJM) | 953.0 MWh | Oct 2002 | Dec 2025 | Distillate Fuel Oil |
| Ponton Diesel Generating Facility | Old Dominion Electric Coop | Amelia, VA | PJM Interconnection, LLC (PJM) | 712.0 MWh | Nov 2002 | Dec 2025 | Distillate Fuel Oil |
| Trenton South | Trenton Municipal Utilities - (MO) | Trenton, MO | Southwest Power Pool (SWPP) | 64.0 MWh | Jun 2000 | Dec 2025 | Distillate Fuel Oil |
| Montpelier | American Mun Power-Ohio, Inc | Montpelier, OH | PJM Interconnection, LLC (PJM) | 466.0 MWh | Jun 2000 | Dec 2025 | Distillate Fuel Oil |
| Industrial Park | City of Rock Falls - (IL) | Rock Falls, IL | Midcontinent Independent System Operator, Inc. (MISO) | 838.0 MWh | Jun 2001 | Dec 2025 | Distillate Fuel Oil |
| Hugoton 2 | City of Hugoton - (KS) | Hugoton, KS | Southwest Power Pool (SWPP) | 72.5 MWh | Dec 1963 | Dec 2025 | Distillate Fuel Oil |
| St Bonifacius | Great River Energy | St. Bonifacius, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.5 GWh | May 1978 | Dec 2025 | Distillate Fuel Oil |
| Versailles Peaking | American Mun Power-Ohio, Inc | Versailles, OH | PJM Interconnection, LLC (PJM) | 288.0 MWh | May 1999 | Dec 2025 | Distillate Fuel Oil |
| State Farm | State Farm Insurance | Bloomington, IL | Midcontinent Independent System Operator, Inc. (MISO) | 30.0 MWh | Sep 1996 | Jun 2026 | Distillate Fuel Oil |
| Galion | American Mun Power-Ohio, Inc | Galion, OH | PJM Interconnection, LLC (PJM) | 262.0 MWh | Jun 2001 | Dec 2025 | Distillate Fuel Oil |
| Panora | City of Panora - (IA) | Panora, IA | Midcontinent Independent System Operator, Inc. (MISO) | 8.0 MWh | Dec 1987 | Dec 2025 | Distillate Fuel Oil |
| Durant | City of Durant - (IA) | Durant, IA | Midcontinent Independent System Operator, Inc. (MISO) | 29.4 MWh | Jun 1970 | Dec 2025 | Distillate Fuel Oil |
| Prospect Municipal | American Mun Power-Ohio, Inc | Prospect, OH | PJM Interconnection, LLC (PJM) | 81.0 MWh | Jan 1998 | Dec 2025 | Distillate Fuel Oil |
| Mobile | Nebraska Public Power District | York, NE | Southwest Power Pool (SWPP) | 29.0 MWh | Dec 1979 | Dec 2025 | Distillate Fuel Oil |
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 |