Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Silvis | Ketchikan Public Utilities | Ketchikan, AK | 14.3 GWh | Dec 1967 | Dec 2025 | Water | |
| Stock Island | Utility Board of Key West City (FL) | Stock Island, FL | Florida Municipal Power Pool (FMPP) | 7.0 GWh | Oct 1978 | Dec 2025 | Distillate Fuel Oil |
| Wilkins Station | Town of Marblehead - (MA) | Marblehead, MA | ISO New England (ISNE) | 32.0 MWh | Oct 1975 | Dec 2025 | Distillate Fuel Oil |
| Union Valley | Sacramento Municipal Util Dist | Fresh Pond, CA | Balancing Authority of Northern California (BANC) | 89.1 GWh | Sep 1963 | Dec 2025 | Water |
| Highgate Falls | Village of Swanton - (VT) | Highgate, VT | ISO New England (ISNE) | 32.1 GWh | Jul 1923 | Dec 2025 | Water |
| Fort Peck | USACE-Omaha | Fort Peck, MT | Western Area Power Administration - Upper Great Plains West (WAUW) | 756.9 GWh | Jun 1943 | Dec 2025 | Water |
| Gavins Point | USACE-Omaha | Crofton, NE | Southwest Power Pool (SWPP) | 694.0 GWh | Aug 1956 | Dec 2025 | Water |
| Lake Lynn Hydro Station | Eagle Creek Renewable Energy, LLC | Lake Lynn, PA | PJM Interconnection, LLC (PJM) | 93.9 GWh | Apr 1926 | Dec 2025 | Water |
| Yakutat | Alaska Village Elec Coop, Inc | Yakutat, AK | 6.4 GWh | May 1993 | 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 |
| Moberly | Union Electric Co - (MO) | Moberly, MO | Midcontinent Independent System Operator, Inc. (MISO) | 257.0 MWh | Jul 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 |
| Pelican | Pelican Utility | Pelican, AK | 1.7 GWh | Apr 1984 | Dec 2025 | Water : 91.4% Distillate Fuel Oil : 8.6% | |
| 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 |
| St Stephen | US Army Corps of Engineers | St. Stephen, SC | South Carolina Public Service Authority (SC) | 161.1 GWh | Feb 1985 | Dec 2025 | Water |
| Augusta Electric Plant No 2 | City of Augusta - (KS) | Augusta, KS | Southwest Power Pool (SWPP) | 832.0 MWh | Jun 1968 | Dec 2025 | Natural Gas : 92.3% Distillate Fuel Oil : 7.7% |
| St Bonifacius | Great River Energy | St. Bonifacius, MN | Midcontinent Independent System Operator, Inc. (MISO) | 2.5 GWh | May 1978 | 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 |
| Lower No 1 | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 41.6 GWh | Mar 1982 | Dec 2025 | Water |
| East 12th Street | City of Winfield - (KS) | Winfield, KS | Southwest Power Pool (SWPP) | 10.5 GWh | May 1970 | Dec 2025 | Natural Gas : 99.9% |
| Chanute 3 | City of Chanute (KS) | Chanute, KS | Southwest Power Pool (SWPP) | 331.0 MWh | Sep 1985 | Dec 2025 | Natural Gas : 78.6% Distillate Fuel Oil : 21.4% |
| Whitehead | City of Springville - (UT) | Springville, UT | PacifiCorp East (PACE) | 11.4 GWh | Jul 1986 | Dec 2025 | Natural Gas : 99.0% Distillate Fuel Oil : 1.0% |
| Gravel Neck | Virginia Electric & Power Co | Surry, VA | PJM Interconnection, LLC (PJM) | 120.0 GWh | Jul 1970 | Dec 2025 | Natural Gas : 63.8% Distillate Fuel Oil : 36.2% |
| Hydro II | City of Logan - (UT) | Logan, UT | PacifiCorp East (PACE) | 15.6 GWh | Feb 1986 | Dec 2025 | Water |
| Lake (WY) | NorthWestern Energy (MT wind/thermal) | Yellowstone, WY | NorthWestern Corporation (NWMT) | 96.0 MWh | Aug 1967 | Dec 2025 | Distillate Fuel Oil |
| Ellis Hydro | Arkansas Electric Coop Corp | Van Buren, AR | Southwest Power Pool (SWPP) | 133.9 GWh | Nov 1988 | Dec 2025 | Water |
| Humpback Creek | Cordova Electric Coop, Inc | Cordova, AK | 1.2 GWh | May 1991 | Dec 2025 | Water | |
| Wrightsville Hydro Plant | Washington Electric Coop - (VT) | Montpelier, VT | ISO New England (ISNE) | 374.0 MWh | Aug 1985 | Dec 2025 | Water |
| Bolton Falls | Green Mountain Power Corp | Duxbury, VT | ISO New England (ISNE) | 6.1 GWh | Oct 1986 | Dec 2025 | Water |
| Sibley No Two | City of Sibley - (IA) | Sibley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 37.0 MWh | Nov 1987 | Dec 2025 | Natural Gas : 90.9% Distillate Fuel Oil : 9.1% |
| McIntosh (AL) | PowerSouth Energy Cooperative | McIntosh, AL | Southern Company Services, Inc. - Trans (SOCO) | 315.3 GWh | May 1991 | Dec 2025 | Natural Gas : 99.9% |
| Mojave Siphon | California Dept. of Water Resources | Hesperia, CA | California Independent System Operator (CISO) | 46.1 GWh | Jul 1996 | Dec 2025 | Water |
| Upper Salmon B | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 89.1 GWh | Aug 1947 | Dec 2025 | Water |
| St George Red Rock | City of St George - (UT) | St George, UT | PacifiCorp East (PACE) | 12.0 MWh | Apr 1987 | Dec 2025 | Distillate Fuel Oil |
| Heber City | Heber Light & Power Company | Heber City, UT | PacifiCorp East (PACE) | 16.5 GWh | Nov 1990 | Dec 2025 | Natural Gas |
| Hoist | Upper Peninsula Power Company | Negaunee, MI | Midcontinent Independent System Operator, Inc. (MISO) | 13.7 GWh | Jan 1988 | Dec 2025 | Water |
| McClure Dam | Upper Peninsula Power Company | Marquette, MI | Midcontinent Independent System Operator, Inc. (MISO) | 26.5 GWh | Jan 1988 | Dec 2025 | Water |
| Cataract (MI) | Cataract Hydro, LLC | Gwinn, MI | Midcontinent Independent System Operator, Inc. (MISO) | 4.9 GWh | Jan 1988 | Dec 2025 | Water |
| Wynoochee | City of Tacoma - (WA) | Montesano, WA | City of Tacoma, Department of Public Utilities, Light Division (TPWR) | 22.5 GWh | Dec 1993 | Dec 2025 | Water |
| Thermalito Diverson Dam | California Dept. of Water Resources | Oroville, CA | California Independent System Operator (CISO) | 10.3 GWh | Jun 1987 | Dec 2025 | Water |
| Puna | Hawaii Electric Light Co Inc | Keaau, HI | 58.1 GWh | Jul 1988 | Dec 2025 | Distillate Fuel Oil : 81.2% Residual Fuel Oil : 18.8% | |
| Whillock | Arkansas Electric Coop Corp | Morrilton, AR | Midcontinent Independent System Operator, Inc. (MISO) | 130.9 GWh | Sep 1993 | Dec 2025 | Water |
| Forked River | Forked River Power, LLC | Forked River, NJ | PJM Interconnection, LLC (PJM) | 15.7 GWh | May 1989 | Dec 2025 | Natural Gas |
| Pleasant Hill | MidAmerican Energy Co | Pleasant Hill, IA | Midcontinent Independent System Operator, Inc. (MISO) | 48.7 GWh | May 1990 | Dec 2025 | Natural Gas |
| Wading River | National Grid Generation LLC | Shoreham, NY | New York Independent System Operator (NYIS) | 16.8 GWh | Jul 1989 | Dec 2025 | Distillate Fuel Oil |
| Mill Creek 3 | Southern California Edison Co | Mill Creek, CA | California Independent System Operator (CISO) | 771.0 MWh | Feb 1903 | Dec 2025 | Water |
| Stony Gorge | City of Santa Clara - (CA) | Elk Creek, CA | California Independent System Operator (CISO) | 8.9 GWh | Mar 1986 | Dec 2025 | Water |
| Lime Creek | Interstate Power and Light Co | Mason City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 1.1 GWh | Apr 1991 | Dec 2025 | Distillate Fuel Oil |
| Concord | Wisconsin Electric Power Co | Watertown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 203.4 GWh | Jun 1993 | Dec 2025 | Natural Gas : 98.9% Distillate Fuel Oil : 1.1% |
| Murray | City of North Little Rock - (AR) | North Little Rock, AR | Midcontinent Independent System Operator, Inc. (MISO) | 116.4 GWh | Sep 1988 | Dec 2025 | Water |
| Chester Lake | Metlakatla Power & Light | Metlakatla, AK | 5.2 GWh | Dec 1987 | Dec 2025 | Water | |
| Barrow | Barrow Utils & Elec Coop, Inc | Barrow, AK | 44.9 GWh | Jan 1977 | Dec 2025 | Natural Gas | |
| Gwitchyaa Zhee | Gwitchyaa Zhee Utility Co | Fort Yukon, AK | 3.2 GWh | Apr 1987 | Dec 2025 | Distillate Fuel Oil | |
| Headgate Rock | Colorado River Indian Irr Proj | Parker, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 40.9 GWh | Feb 1993 | Dec 2025 | Water |
| Newhalen | I-N-N Electric Coop, Inc | Iliamna, AK | 3.2 GWh | Aug 1998 | Dec 2025 | Water : 93.4% Distillate Fuel Oil : 6.6% | |
| Whiskeytown | City of Redding - (CA) | Whiskeytown, CA | Balancing Authority of Northern California (BANC) | 10.5 GWh | Aug 1986 | Dec 2025 | Water |
| Milner Hydro | Idaho Power Co | Murtaugh, ID | Idaho Power Company (IPCO) | 33.7 GWh | Aug 1992 | Dec 2025 | Water |
| South Fond Du Lac | Wisconsin Power & Light Co | Fond du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 20.3 GWh | Apr 1993 | Dec 2025 | Natural Gas : 99.8% |
| Darbytown | Virginia Electric & Power Co | Richmond, VA | PJM Interconnection, LLC (PJM) | 166.1 GWh | Mar 1990 | Dec 2025 | Natural Gas : 74.3% Distillate Fuel Oil : 25.7% |
| Black Butte | City of Santa Clara - (CA) | Orland, CA | California Independent System Operator (CISO) | 9.0 GWh | Aug 1988 | Dec 2025 | Water |
| Gianera | City of Santa Clara - (CA) | Santa Clara, CA | California Independent System Operator (CISO) | 15.1 GWh | May 1986 | Dec 2025 | Natural Gas |
| Angus Anson | Northern States Power Co - Minnesota | Sioux Falls, SD | Midcontinent Independent System Operator, Inc. (MISO) | 238.5 GWh | Jul 1994 | Dec 2025 | Natural Gas : 99.9% |
| Dam 2 | Arkansas Electric Coop Corp | Dumas, AR | Midcontinent Independent System Operator, Inc. (MISO) | 385.1 GWh | May 1999 | Dec 2025 | Water |
| Watertown Power Plant | Missouri Basin Muni Power Agny | Watertown, SD | Southwest Power Pool (SWPP) | 1.7 GWh | Dec 1977 | Dec 2025 | Distillate Fuel Oil |
| Miki Basin | Maui Electric Co Ltd | Lanai City, HI | 35.7 GWh | Mar 1990 | Dec 2025 | Distillate Fuel Oil | |
| 491 E 48th Street | City of Holland - (MI) | Holland, MI | Midcontinent Independent System Operator, Inc. (MISO) | 142.2 GWh | Apr 1992 | Dec 2025 | Natural Gas |
| Paris (WI) | Wisconsin Electric Power Co | Union Grove, WI | Midcontinent Independent System Operator, Inc. (MISO) | 215.0 GWh | Feb 1995 | Dec 2025 | Natural Gas |
| Gardner Energy Center | City of Gardner - (KS) | Gardner, KS | Southwest Power Pool (SWPP) | 504.0 MWh | Apr 1990 | Dec 2025 | Natural Gas |
| Paragould Turbine | Paragould Municipal Utilities (AR) | Paragould, AR | Southwestern Power Administration (SPA) | 48.0 MWh | Jul 1990 | Dec 2025 | Natural Gas |
| Sherman Avenue | Calpine New Jersey Generation LLC | Vineland, NJ | PJM Interconnection, LLC (PJM) | 43.0 GWh | Apr 1991 | Dec 2025 | Natural Gas : 98.4% Kerosene : 1.6% |
| Richard M Flynn | New York Power Authority | Holtsville, NY | New York Independent System Operator (NYIS) | 346.5 GWh | Apr 1994 | Dec 2025 | Natural Gas : 93.8% Distillate Fuel Oil : 6.2% |
| Buffalo Bill | U S Bureau of Reclamation | Cody, WY | Western Area Power Administration - Upper Great Plains West (WAUW) | 57.5 GWh | Aug 1992 | Dec 2025 | Water |
| Van Sant Station | NAES Corporation - (DE) | Dover, DE | PJM Interconnection, LLC (PJM) | 3.3 GWh | Apr 1991 | Dec 2025 | Natural Gas : 93.9% Distillate Fuel Oil : 6.1% |
| San Jacinto Steam Electric Station | NRG Texas Power LLC | La Porte, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 751.6 GWh | Mar 1995 | Dec 2025 | Natural Gas |
| Richmond | Indiana Municipal Power Agency | Centerville, IN | PJM Interconnection, LLC (PJM) | 45.1 GWh | Apr 1992 | Dec 2025 | Natural Gas : 98.1% Distillate Fuel Oil : 1.9% |
| Anderson | Indiana Municipal Power Agency | Anderson, IN | PJM Interconnection, LLC (PJM) | 92.3 GWh | May 1992 | Dec 2025 | Natural Gas : 99.8% |
| Grizzly | City of Santa Clara - (CA) | N/A, CA | California Independent System Operator (CISO) | 43.3 GWh | Oct 1993 | Dec 2025 | Water |
| Wellington 2 | City of Wellington - (KS) | Wellington, KS | Southwest Power Pool (SWPP) | 3.1 GWh | Dec 1988 | Dec 2025 | Natural Gas |
| University of Florida | Duke Energy Florida, LLC | Gainesville, FL | Duke Energy Florida, Inc. (FPC) | 388.2 GWh | Dec 1993 | Dec 2025 | Natural Gas |
| Robins | Georgia Power Co | Robins AFB, GA | Southern Company Services, Inc. - Trans (SOCO) | 4.6 GWh | Apr 1995 | Dec 2025 | Distillate Fuel Oil : 86.5% Natural Gas : 13.5% |
| Bradley Lake | Homer Electric Assn Inc | Homer, AK | 414.7 GWh | May 1991 | Dec 2025 | Water | |
| Towaoc | U S Bureau of Reclamation | Cortez, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 9.0 GWh | Apr 1993 | Dec 2025 | Water |
| Poplar Bluff Generating Station | City of Poplar Bluff - (MO) | Poplar Bluff, MO | Southwest Power Pool (SWPP) | 679.0 MWh | Apr 1976 | Dec 2025 | Natural Gas : 92.4% Distillate Fuel Oil : 7.6% |
| Front Street | City of Chicopee - (MA) | Chicopee, MA | ISO New England (ISNE) | 1.2 GWh | Dec 1977 | Dec 2025 | Distillate Fuel Oil |
| Water Street Station | City of Bay City - (MI) | Bay City, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 GWh | Jul 1980 | Dec 2025 | Natural Gas : 90.5% Distillate Fuel Oil : 9.5% |
| Henry Station | City of Bay City - (MI) | Bay City, MI | Midcontinent Independent System Operator, Inc. (MISO) | 1.4 GWh | Apr 1993 | Dec 2025 | Natural Gas : 93.0% Distillate Fuel Oil : 7.0% |
| Shelbina Power #1 | City of Shelbina - (MO) | Shelbina, MO | Associated Electric Cooperative, Inc. (AECI) | 8.0 MWh | Dec 1980 | Dec 2025 | Distillate Fuel Oil |
| Shelbina Power #2 | City of Shelbina - (MO) | Shelbina, MO | Associated Electric Cooperative, Inc. (AECI) | 43.0 MWh | Mar 1992 | Dec 2025 | Distillate Fuel Oil |
| Payson | Payson City Corporation | Payson, UT | PacifiCorp East (PACE) | 6.0 MWh | May 1988 | Dec 2025 | Natural Gas : 83.0% Distillate Fuel Oil : 17.0% |
| Short Mountain | Emerald People's Utility Dist | Eugene, OR | PacifiCorp West (PACW) | 25.0 GWh | Jan 1992 | Dec 2025 | Landfill Gas |
| Lakefield Utilities | City of Lakefield - (MN) | Lakefield, MN | Midcontinent Independent System Operator, Inc. (MISO) | 11.0 MWh | Jan 1985 | Dec 2025 | Distillate Fuel Oil |
| Interstate | City of Springfield - (IL) | Springfield, IL | Midcontinent Independent System Operator, Inc. (MISO) | 57.5 GWh | Aug 1997 | Dec 2025 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| Cowlitz Falls | PUD No 1 of Lewis County - (WA) | Randle, WA | Bonneville Power Administration (BPAT) | 195.6 GWh | May 1994 | Dec 2025 | Water |
| Edenton Generators | Town of Edenton - (NC) | Edenton, NC | PJM Interconnection, LLC (PJM) | 132.0 MWh | Nov 1988 | Dec 2025 | Distillate Fuel Oil |
| Dalles Dam North Fishway Project | Northern Wasco County PUD - (OR) | The Dalles, OR | Bonneville Power Administration (BPAT) | 43.4 GWh | Apr 1991 | Dec 2025 | Water |
| Oxford (KS) | City of Oxford - (KS) | Oxford, KS | Southwest Power Pool (SWPP) | 4.0 MWh | Jun 1999 | Dec 2025 | Distillate Fuel Oil |
| Galena Electric Utility | Galena Electric Utility | Galena, AK | 4.8 GWh | May 1999 | Dec 2025 | Distillate Fuel Oil | |
| Pratt 2 | City of Pratt- (KS) | Pratt, KS | Southwest Power Pool (SWPP) | 195.0 MWh | May 1994 | Dec 2025 | Natural Gas : 75.1% Distillate Fuel Oil : 24.9% |
| Alameda | Northern California Power Agny | Alameda, CA | California Independent System Operator (CISO) | 3.0 GWh | Apr 1986 | Dec 2025 | Natural Gas |
| Lodi | Northern California Power Agny | Lodi, CA | California Independent System Operator (CISO) | 1.9 GWh | Jan 1986 | Dec 2025 | Natural Gas |
Summary of Power Plants By State
Figures are based on May 2026 generation numbers.| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Alabama | # 8 | 77 | 11,823.92 GWh |
| Alaska | # 48 | 140 | 513.29 GWh |
| Arizona | # 14 | 196 | 9,091.99 GWh |
| Arkansas | # 25 | 117 | 4,873.33 GWh |
| California | # 4 | 1,740 | 15,360.54 GWh |
| Colorado | # 31 | 308 | 4,156.36 GWh |
| Connecticut | # 35 | 173 | 3,391.33 GWh |
| Delaware | # 49 | 35 | 236.45 GWh |
| District of Columbia | # 51 | 17 | 14.46 GWh |
| Florida | # 2 | 342 | 25,093.89 GWh |
| Georgia | # 6 | 250 | 12,138.02 GWh |
| Hawaii | # 46 | 70 | 762.50 GWh |
| Idaho | # 41 | 151 | 1,963.84 GWh |
| Illinois | # 5 | 494 | 14,816.74 GWh |
| Indiana | # 15 | 222 | 7,662.28 GWh |
| Iowa | # 21 | 297 | 5,720.38 GWh |
| Kansas | # 24 | 188 | 5,118.39 GWh |
| Kentucky | # 23 | 61 | 5,471.28 GWh |
| Louisiana | # 13 | 90 | 9,131.60 GWh |
| Maine | # 44 | 242 | 1,130.78 GWh |
| Maryland | # 37 | 228 | 3,103.37 GWh |
| Massachusetts | # 45 | 666 | 1,073.93 GWh |
| Michigan | # 11 | 276 | 9,774.25 GWh |
| Minnesota | # 28 | 790 | 4,567.82 GWh |
| Mississippi | # 20 | 60 | 6,404.61 GWh |
| Missouri | # 22 | 129 | 5,701.36 GWh |
| State | Rank | Active Plants | May 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,053.07 GWh |
| Nebraska | # 36 | 126 | 3,193.89 GWh |
| Nevada | # 33 | 117 | 3,848.29 GWh |
| New Hampshire | # 43 | 57 | 1,198.65 GWh |
| New Jersey | # 30 | 398 | 4,274.91 GWh |
| New Mexico | # 29 | 158 | 4,513.39 GWh |
| New York | # 10 | 1,064 | 10,643.78 GWh |
| North Carolina | # 9 | 913 | 11,481.42 GWh |
| North Dakota | # 34 | 59 | 3,601.34 GWh |
| Ohio | # 7 | 211 | 11,886.21 GWh |
| Oklahoma | # 17 | 144 | 7,547.66 GWh |
| Oregon | # 27 | 281 | 4,575.23 GWh |
| Pennsylvania | # 3 | 258 | 18,234.28 GWh |
| Rhode Island | # 47 | 107 | 580.94 GWh |
| South Carolina | # 16 | 209 | 7,632.32 GWh |
| South Dakota | # 42 | 53 | 1,802.78 GWh |
| Tennessee | # 19 | 99 | 6,454.94 GWh |
| Texas | # 1 | 1,019 | 50,690.02 GWh |
| Utah | # 39 | 128 | 2,809.26 GWh |
| Vermont | # 50 | 118 | 186.37 GWh |
| Virginia | # 18 | 250 | 7,445.56 GWh |
| Washington | # 12 | 134 | 9,231.20 GWh |
| West Virginia | # 32 | 41 | 4,142.41 GWh |
| Wisconsin | # 26 | 266 | 4,582.07 GWh |
| Wyoming | # 38 | 69 | 2,983.81 GWh |