Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Big Fork | PacifiCorp | Big Fork, MT | PacifiCorp East (PACE) | 21.3 GWh | Jun 1910 | Dec 2024 | Water |
| Ames GT | City of Ames - (IA) | Ames, IA | Midcontinent Independent System Operator, Inc. (MISO) | 420.0 MWh | Apr 1972 | Dec 2024 | Distillate Fuel Oil |
| Gorge 18 | Green Mountain Power Corp | South Burlington, VT | ISO New England (ISNE) | 16.7 GWh | Dec 1927 | Dec 2024 | Water |
| San Francisquito 1 | Los Angeles Department of Water & Power | Saugus, CA | Los Angeles Department of Water and Power (LDWP) | 177.7 GWh | Mar 1917 | Dec 2024 | Water |
| San Francisquito 2 | Los Angeles Department of Water & Power | Saugus, CA | Los Angeles Department of Water and Power (LDWP) | 44.7 GWh | Jun 1920 | Dec 2024 | Water |
| Mcindoes | Great River Hydro, LLC | Barnet, VT | ISO New England (ISNE) | 53.3 GWh | Dec 1930 | Dec 2024 | Water |
| Bend | PacifiCorp | Bend, OR | PacifiCorp West (PACW) | 1.1 GWh | Jun 1913 | Dec 2024 | Water |
| Mill C | New York State Elec & Gas Corp | Town of Plattsburgh, NY | New York Independent System Operator (NYIS) | 28.1 GWh | Jul 1943 | Dec 2024 | Water |
| Oak Grove | Portland General Electric Co | Estacada, OR | Portland General Electric Company (PGE) | 150.1 GWh | Jul 1924 | Dec 2024 | Water |
| Moyie Springs | City of Bonners Ferry | Moyie Springs, ID | Bonneville Power Administration (BPAT) | 20.9 GWh | Nov 1921 | Dec 2024 | Water |
| 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% |
| Keowee | Duke Energy Carolinas, LLC | Seneca, SC | Duke Energy Carolinas (DUK) | 67.0 GWh | Mar 1971 | Dec 2024 | Water |
| Vergennes 9 | Green Mountain Power Corp | Vergennes, VT | ISO New England (ISNE) | 8.0 GWh | Dec 1911 | Dec 2024 | Water |
| Waterbury 22 | Green Mountain Power Corp | Waterbury, VT | ISO New England (ISNE) | 15.2 GWh | May 1953 | Dec 2024 | Water |
| Rainbow Falls Auscble | New York State Elec & Gas Corp | Town of Auscble, NY | New York Independent System Operator (NYIS) | 10.3 GWh | Jul 1926 | Dec 2024 | Water |
| E J West | Erie Boulevard Hydropower LP | Lake Luzerne, NY | New York Independent System Operator (NYIS) | 75.4 GWh | Dec 1929 | Dec 2024 | Water |
| Searsburg | Great River Hydro, LLC | Searsburg, VT | ISO New England (ISNE) | 15.4 GWh | Feb 1922 | Dec 2024 | Water |
| Washoe | Truckee Meadows Water Authority | Verdi, NV | Nevada Power Company (NEVP) | 14.4 GWh | Dec 1903 | Dec 2024 | Water |
| Dam No. 4 Hydro Station | Eagle Creek Renewable Energy, LLC | Shepherdstown, WV | PJM Interconnection, LLC (PJM) | 8.8 GWh | Dec 1908 | Dec 2024 | Water |
| Dam No. 5 Hydro Station | Eagle Creek Renewable Energy, LLC | Hedgesville, WV | PJM Interconnection, LLC (PJM) | 4.1 GWh | Dec 1918 | Dec 2024 | Water |
| Millville Hydro Station | Eagle Creek Renewable Energy, LLC | Millville, WV | PJM Interconnection, LLC (PJM) | 8.6 GWh | Dec 1912 | Dec 2024 | Water |
| Foster | USACE Northwestern Division | Foster, OR | Bonneville Power Administration (BPAT) | 56.9 GWh | Aug 1968 | Dec 2024 | Water |
| Waverly Municipal Electric North Plant | Waverly Municipal Elec Utility | Waverly, IA | Midcontinent Independent System Operator, Inc. (MISO) | 232.0 MWh | Jul 1958 | Dec 2024 | Distillate Fuel Oil : 55.1% Natural Gas : 44.9% |
| McGrath | McGrath Light & Power Co | McGrath, AK | 1.9 GWh | Nov 1988 | Dec 2024 | Distillate Fuel Oil | |
| D G Hunter | City of Alexandria - (LA) | Alexandria, LA | Midcontinent Independent System Operator, Inc. (MISO) | 69.0 GWh | Apr 1965 | Dec 2024 | Natural Gas |
| George M Sullivan Generation Plant 2 | Chugach Electric Assn Inc | Anchorage, AK | 923.3 GWh | Dec 1974 | Dec 2024 | Natural Gas | |
| London | Appalachian Power Co | Handley, WV | PJM Interconnection, LLC (PJM) | 72.9 GWh | Nov 1935 | Dec 2024 | Water |
| Marmet | Appalachian Power Co | Marmet, WV | PJM Interconnection, LLC (PJM) | 67.4 GWh | Nov 1935 | Dec 2024 | Water |
| Winfield | Appalachian Power Co | Winfield, WV | PJM Interconnection, LLC (PJM) | 84.4 GWh | Dec 1937 | Dec 2024 | Water |
| Unionville | Associated Electric Coop, Inc | Unionville, MO | Associated Electric Cooperative, Inc. (AECI) | 479.0 MWh | May 1976 | Dec 2024 | Distillate Fuel Oil |
| Berlin | Town of Berlin - (MD) | Berlin, MD | PJM Interconnection, LLC (PJM) | 157.0 MWh | May 1961 | Dec 2024 | Distillate Fuel Oil : 61.4% Natural Gas : 38.6% |
| Bethel | Alaska Village Elec Coop, Inc | Bethel, AK | 44.7 GWh | Oct 1976 | Dec 2024 | Distillate Fuel Oil | |
| Johnson | City of Johnson - (KS) | Johnson, KS | Southwest Power Pool (SWPP) | 31.0 MWh | Feb 1950 | Dec 2024 | Distillate Fuel Oil |
| Beaver Falls | Ketchikan Public Utilities | Ketchikan, AK | 40.3 GWh | Dec 1946 | Dec 2024 | Water | |
| Silvis | Ketchikan Public Utilities | Ketchikan, AK | 2.8 GWh | Dec 1967 | Dec 2024 | Water | |
| Stock Island | Utility Board of Key West City | Stock Island, FL | Florida Municipal Power Pool (FMPP) | 3.4 GWh | Oct 1978 | Dec 2024 | Distillate Fuel Oil |
| Wilkins Station | Town of Marblehead - (MA) | Marblehead, MA | ISO New England (ISNE) | 94.0 MWh | Oct 1975 | Dec 2024 | Distillate Fuel Oil |
| Union Valley | Sacramento Municipal Util Dist | Fresh Pond, CA | Balancing Authority of Northern California (BANC) | 76.5 GWh | Sep 1963 | Dec 2024 | Water |
| Highgate Falls | Village of Swanton - (VT) | Highgate, VT | ISO New England (ISNE) | 46.6 GWh | Jul 1923 | Dec 2024 | Water |
| Fort Peck | USACE-Omaha | Fort Peck, MT | Western Area Power Administration - Upper Great Plains West (WAUW) | 751.6 GWh | Jun 1943 | Dec 2024 | Water |
| Gavins Point | USACE-Omaha | Crofton, NE | Southwest Power Pool (SWPP) | 712.6 GWh | Aug 1956 | Dec 2024 | Water |
| Lake Lynn Hydro Station | Eagle Creek Renewable Energy, LLC | Lake Lynn, PA | PJM Interconnection, LLC (PJM) | 84.4 GWh | Apr 1926 | Dec 2024 | Water |
| Yakutat | Alaska Village Elec Coop, Inc | Yakutat, AK | 6.1 GWh | May 1993 | Dec 2024 | Distillate Fuel Oil | |
| Mexico | Union Electric Co - (MO) | Mexico, MO | Midcontinent Independent System Operator, Inc. (MISO) | 767.0 MWh | Aug 1978 | Dec 2024 | Distillate Fuel Oil |
| Moberly | Union Electric Co - (MO) | Moberly, MO | Midcontinent Independent System Operator, Inc. (MISO) | 34.0 MWh | Jul 1978 | Dec 2024 | Distillate Fuel Oil |
| Moreau | Union Electric Co - (MO) | Moreau, MO | Midcontinent Independent System Operator, Inc. (MISO) | 1.0 GWh | Jul 1978 | Dec 2024 | Distillate Fuel Oil |
| Pelican | Pelican Utility | Pelican, AK | 1.7 GWh | Apr 1984 | Dec 2024 | Water : 94.2% Distillate Fuel Oil : 5.8% | |
| Rock Lake CT | Great River Energy | Pine City, MN | Midcontinent Independent System Operator, Inc. (MISO) | 270.0 MWh | Mar 1978 | Dec 2024 | Distillate Fuel Oil |
| St Stephen | US Army Corps of Engineers | St. Stephen, SC | South Carolina Public Service Authority (SC) | 258.6 GWh | Feb 1985 | Dec 2024 | Water |
| Augusta Electric Plant No 2 | City of Augusta - (KS) | Augusta, KS | Southwest Power Pool (SWPP) | 1.6 GWh | Jun 1968 | Dec 2024 | Natural Gas : 80.8% Distillate Fuel Oil : 19.2% |
| St Bonifacius | Great River Energy | St. Bonifacius, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | May 1978 | Dec 2024 | Distillate Fuel Oil |
| Hugoton 2 | City of Hugoton - (KS) | Hugoton, KS | Southwest Power Pool (SWPP) | 13.7 MWh | Dec 1963 | Dec 2024 | Distillate Fuel Oil |
| Lower No 1 | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 38.9 GWh | Mar 1982 | Dec 2024 | Water |
| East 12th Street | City of Winfield - (KS) | Winfield, KS | Southwest Power Pool (SWPP) | 6.7 GWh | May 1970 | Dec 2024 | Natural Gas : 99.9% |
| Chanute 3 | City of Chanute | Chanute, KS | Southwest Power Pool (SWPP) | 715.0 MWh | Sep 1985 | Dec 2024 | Natural Gas : 57.9% Distillate Fuel Oil : 42.1% |
| Whitehead | City of Springville - (UT) | Springville, UT | PacifiCorp East (PACE) | 11.3 GWh | Jul 1986 | Dec 2024 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| Gravel Neck | Virginia Electric & Power Co | Surry, VA | PJM Interconnection, LLC (PJM) | 115.4 GWh | Jul 1970 | Dec 2024 | Natural Gas : 89.7% Distillate Fuel Oil : 10.3% |
| Hydro II | City of Logan - (UT) | Logan, UT | PacifiCorp East (PACE) | 19.1 GWh | Feb 1986 | Dec 2024 | Water |
| Lake (WY) | NorthWestern Energy (MT wind/thermal) | Yellowstone, WY | NorthWestern Corporation (NWMT) | 515.0 MWh | Aug 1967 | Dec 2024 | Distillate Fuel Oil |
| Ellis Hydro | Arkansas Electric Coop Corp | Van Buren, AR | Southwest Power Pool (SWPP) | 128.8 GWh | Nov 1988 | Dec 2024 | Water |
| Humpback Creek | Cordova Electric Coop, Inc | Cordova, AK | 2.0 GWh | May 1991 | Dec 2024 | Water | |
| Sibley No Two | City of Sibley - (IA) | Sibley, IA | Midcontinent Independent System Operator, Inc. (MISO) | 38.0 MWh | Nov 1987 | Dec 2024 | Distillate Fuel Oil : 67.1% Natural Gas : 32.9% |
| McIntosh (AL) | PowerSouth Energy Cooperative | McIntosh, AL | Southern Company Services, Inc. - Trans (SOCO) | 256.4 GWh | May 1991 | Dec 2024 | Natural Gas |
| Mojave Siphon | California Dept. of Water Resources | Hesperia, CA | California Independent System Operator (CISO) | 46.2 GWh | Jul 1996 | Dec 2024 | Water |
| Upper Salmon B | Idaho Power Co | Hagerman, ID | Idaho Power Company (IPCO) | 102.3 GWh | Aug 1947 | Dec 2024 | Water |
| St George Red Rock | City of St George | St George, UT | PacifiCorp East (PACE) | 178.0 MWh | Apr 1987 | Dec 2024 | Distillate Fuel Oil |
| Heber City | Heber Light & Power Company | Heber City, UT | PacifiCorp East (PACE) | 27.6 GWh | Nov 1990 | Dec 2024 | Natural Gas |
| Centennial | Metlakatla Power & Light | Metlakatla, AK | 484.0 MWh | Mar 1987 | Dec 2024 | Distillate Fuel Oil | |
| 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 |
| Cataract (MI) | Cataract Hydro, LLC | Gwinn, MI | Midcontinent Independent System Operator, Inc. (MISO) | 4.9 GWh | Jan 1988 | Dec 2024 | Water |
| Wynoochee | City of Tacoma - (WA) | Montesano, WA | City of Tacoma, Department of Public Utilities, Light Division (TPWR) | 30.8 GWh | Dec 1993 | Dec 2024 | Water |
| Thermalito Diverson Dam | California Dept. of Water Resources | Oroville, CA | California Independent System Operator (CISO) | 19.2 GWh | Jun 1987 | Dec 2024 | Water |
| Puna | Hawaii Electric Light Co Inc | Keaau, HI | 105.9 GWh | Jul 1988 | Dec 2024 | Distillate Fuel Oil : 60.3% Residual Fuel Oil : 39.7% | |
| Whillock | Arkansas Electric Coop Corp | Morrilton, AR | Midcontinent Independent System Operator, Inc. (MISO) | 139.3 GWh | Sep 1993 | Dec 2024 | Water |
| Forked River | Forked River Power, LLC | Forked River, NJ | PJM Interconnection, LLC (PJM) | 3.8 GWh | May 1989 | Dec 2024 | Natural Gas : 88.0% Distillate Fuel Oil : 12.0% |
| Pleasant Hill | MidAmerican Energy Co | Pleasant Hill, IA | Midcontinent Independent System Operator, Inc. (MISO) | 21.9 GWh | May 1990 | Dec 2024 | Natural Gas : 99.9% |
| Wading River | National Grid Generation LLC | Shoreham, NY | New York Independent System Operator (NYIS) | 6.1 GWh | Jul 1989 | Dec 2024 | Distillate Fuel Oil |
| Mill Creek 3 | Southern California Edison Co | Mill Creek, CA | California Independent System Operator (CISO) | 10.6 GWh | Feb 1903 | Dec 2024 | Water |
| Stony Gorge | City of Santa Clara - (CA) | Elk Creek, CA | California Independent System Operator (CISO) | 15.6 GWh | Mar 1986 | Dec 2024 | Water |
| Concord | Wisconsin Electric Power Co | Watertown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 175.2 GWh | Jun 1993 | Dec 2024 | Natural Gas : 99.8% |
| Murray | City of North Little Rock - (AR) | North Little Rock, AR | Midcontinent Independent System Operator, Inc. (MISO) | 113.5 GWh | Sep 1988 | Dec 2024 | Water |
| Chester Lake | Metlakatla Power & Light | Metlakatla, AK | 5.1 GWh | Dec 1987 | Dec 2024 | Water | |
| Northway | Alaska Power and Telephone Co | Tok, AK | 1.2 GWh | Nov 1997 | Dec 2024 | Distillate Fuel Oil | |
| Barrow | Barrow Utils & Elec Coop, Inc | Barrow, AK | 45.9 GWh | Jan 1977 | Dec 2024 | Natural Gas | |
| Headgate Rock | Colorado River Indian Irr Proj | Parker, AZ | Western Area Power Administration - Desert Southwest Region (WALC) | 35.7 GWh | Feb 1993 | Dec 2024 | Water |
| Aniak | Aniak Light & Power Co Inc | Aniak, AK | 1.9 GWh | Jun 1988 | Dec 2024 | Distillate Fuel Oil | |
| Newhalen | I-N-N Electric Coop, Inc | Iliamna, AK | 3.2 GWh | Aug 1998 | Dec 2024 | Water : 99.1% Distillate Fuel Oil : 0.9% | |
| Milner Hydro | Idaho Power Co | Murtaugh, ID | Idaho Power Company (IPCO) | 98.7 GWh | Aug 1992 | Dec 2024 | Water |
| South Fond Du Lac | Wisconsin Power & Light Co | Fond du Lac, WI | Midcontinent Independent System Operator, Inc. (MISO) | 5.4 GWh | Apr 1993 | Dec 2024 | Natural Gas : 98.0% Distillate Fuel Oil : 2.0% |
| Darbytown | Virginia Electric & Power Co | Richmond, VA | PJM Interconnection, LLC (PJM) | 144.6 GWh | Mar 1990 | Dec 2024 | Natural Gas : 88.2% Distillate Fuel Oil : 11.8% |
| Black Butte | City of Santa Clara - (CA) | Orland, CA | California Independent System Operator (CISO) | 14.9 GWh | Aug 1988 | Dec 2024 | Water |
| Gianera | City of Santa Clara - (CA) | Santa Clara, CA | California Independent System Operator (CISO) | 6.2 GWh | May 1986 | Dec 2024 | Natural Gas |
| Tesla | City of Colorado Springs - (CO) | Colorado Springs, CO | Western Area Power Administration - Rocky Mountain Region (WACM) | 62.4 GWh | Mar 1997 | Dec 2024 | Water |
| Angus Anson | Northern States Power Co - Minnesota | Sioux Falls, SD | Midcontinent Independent System Operator, Inc. (MISO) | 237.3 GWh | Jul 1994 | Dec 2024 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| Dam 2 | Arkansas Electric Coop Corp | Dumas, AR | Midcontinent Independent System Operator, Inc. (MISO) | 400.7 GWh | May 1999 | Dec 2024 | Water |
| Watertown Power Plant | Missouri Basin Muni Power Agny | Watertown, SD | Southwest Power Pool (SWPP) | 4.9 GWh | Dec 1977 | Dec 2024 | Distillate Fuel Oil |
| Skookumchuck | TransAlta Centralia Gen LLC | Tenino, WA | Bonneville Power Administration (BPAT) | 2.2 GWh | Aug 1990 | Dec 2024 | Water |
| Miki Basin | Maui Electric Co Ltd | Lanai City, HI | 35.1 GWh | Mar 1990 | Dec 2024 | Distillate Fuel Oil | |
| 491 E 48th Street | City of Holland | Holland, MI | Midcontinent Independent System Operator, Inc. (MISO) | 92.2 GWh | Apr 1992 | Dec 2024 | Natural Gas |
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 |