Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Constantine | Indiana Michigan Power Co | Constantine, MI | PJM Interconnection, LLC (PJM) | 3.5 GWh | Dec 1922 | Dec 2024 | Water |
| Superior Falls | Northern States Power Co - Minnesota | Ironwood, MI | Midcontinent Independent System Operator, Inc. (MISO) | 7.5 GWh | Dec 1916 | Dec 2024 | Water |
| Shawmut | Brookfield White Pine Hydro LLC | Shawmut, ME | ISO New England (ISNE) | 17.0 GWh | Dec 1912 | Dec 2024 | Water |
| Webber | Consumers Energy Co - (MI) | Lyons, MI | Midcontinent Independent System Operator, Inc. (MISO) | 11.4 GWh | Dec 1906 | Dec 2024 | Water |
| West Buxton | Brookfield White Pine Hydro LLC | Buxton, ME | ISO New England (ISNE) | 20.4 GWh | Dec 1903 | Dec 2024 | Water |
| Skelton | Brookfield White Pine Hydro LLC | Dayton, ME | ISO New England (ISNE) | 57.6 GWh | Dec 1947 | Dec 2024 | Water |
| Ottumwa City of | Ottumwa City of | Ottumwa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | Jul 1931 | Apr 2024 | Water |
| Edison Sault | Cloverland Electric Co-op | Sault Ste. Marie, MI | Midcontinent Independent System Operator, Inc. (MISO) | 199.0 GWh | Jun 1901 | Dec 2024 | Water |
| Saxon Falls | Northern States Power Co - Minnesota | Saxon, WI | Midcontinent Independent System Operator, Inc. (MISO) | 8.0 GWh | Dec 1912 | Dec 2024 | Water |
| Buchanan (MI) | Indiana Michigan Power Co | Buchanan, MI | PJM Interconnection, LLC (PJM) | 15.2 GWh | Dec 1918 | Dec 2024 | Water |
| Dix Dam | Kentucky Utilities Co | Harrodsburg, KY | Louisville Gas and Electric Company and Kentucky Utilities Company (LGEE) | 54.2 GWh | Oct 1925 | Dec 2024 | Water |
| Kleber | Tower Kleber Ltd Partnership | Onaway, MI | Midcontinent Independent System Operator, Inc. (MISO) | 4.8 GWh | Dec 1924 | Dec 2024 | Water |
| Berrien Springs | Indiana Michigan Power Co | Berrien Springs, MI | PJM Interconnection, LLC (PJM) | 32.9 GWh | Dec 1995 | Dec 2024 | Water |
| Keokuk | Union Electric Co - (MO) | Keokuk, IA | Midcontinent Independent System Operator, Inc. (MISO) | 888.3 GWh | Jul 1913 | Dec 2024 | Water |
| Weston Hydro | Brookfield White Pine Hydro LLC | Skowhegan, ME | ISO New England (ISNE) | 57.4 GWh | Dec 1919 | Dec 2024 | Water |
| Saint Marys Falls | USACE-Detroit District | Sault Ste. Marie, MI | Midcontinent Independent System Operator, Inc. (MISO) | 155.2 GWh | Jun 1932 | Dec 2024 | Water |
| Cooke | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 24.9 GWh | Dec 1910 | Dec 2024 | Water |
| Hydro Plant | City of Sturgis - (MI) | Three Rivers, MI | PJM Interconnection, LLC (PJM) | 5.6 GWh | Aug 1911 | Dec 2024 | Water |
| Deer Rips | Brookfield White Pine Hydro LLC | Auburn, ME | ISO New England (ISNE) | 58.2 GWh | Dec 1902 | Dec 2024 | Water |
| Croton | Consumers Energy Co - (MI) | Newaygo, MI | Midcontinent Independent System Operator, Inc. (MISO) | 29.1 GWh | Dec 1906 | Dec 2024 | Water |
| Five Channels | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 23.2 GWh | Dec 1911 | Dec 2024 | Water |
| Mother Ann Lee | Lock 7 Hydro Partners LLC | Harrodsburg, KY | PJM Interconnection, LLC (PJM) | 6.3 GWh | Feb 2007 | Dec 2024 | Water |
| Gulf Island | Brookfield White Pine Hydro LLC | Lewiston, ME | ISO New England (ISNE) | 136.3 GWh | Dec 1925 | Dec 2024 | Water |
| Allegan Dam | Consumers Energy Co - (MI) | Allegan, MI | Midcontinent Independent System Operator, Inc. (MISO) | 12.3 GWh | Dec 1934 | Dec 2024 | Water |
| Foote | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 27.1 GWh | Dec 1917 | Dec 2024 | Water |
| Hardy | Consumers Energy Co - (MI) | Newaygo, MI | Midcontinent Independent System Operator, Inc. (MISO) | 71.6 GWh | May 1931 | Dec 2024 | Water |
| Hodenpyl | Consumers Energy Co - (MI) | Mesick, MI | Midcontinent Independent System Operator, Inc. (MISO) | 39.6 GWh | Jun 1925 | Dec 2024 | Water |
| Harris Hydro | Brookfield White Pine Hydro LLC | West Forks, ME | ISO New England (ISNE) | 170.4 GWh | Dec 1953 | Dec 2024 | Water |
| Allatoona | USCE-Mobile District | Cartersville, GA | Southern Company Services, Inc. - Trans (SOCO) | 122.5 GWh | Dec 1949 | Dec 2024 | Water |
| Hiram | Brookfield White Pine Hydro LLC | Hiram, ME | ISO New England (ISNE) | 40.2 GWh | Dec 1916 | Dec 2024 | Water |
| Loud | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 16.7 GWh | Dec 1912 | Dec 2024 | Water |
| Norway (MI) | City of Norway | Norway, MI | Midcontinent Independent System Operator, Inc. (MISO) | 27.3 GWh | May 1905 | Dec 2024 | Water |
| Mio | Consumers Energy Co - (MI) | Mio, MI | Midcontinent Independent System Operator, Inc. (MISO) | 13.6 GWh | Dec 1915 | Dec 2024 | Water |
| Marshall (MI) | City of Marshall - (MI) | Marshall, MI | Midcontinent Independent System Operator, Inc. (MISO) | 704.0 MWh | May 1928 | Dec 2024 | Water |
| James R Smith | City of Marquette - (MI) | Marquette, MI | Midcontinent Independent System Operator, Inc. (MISO) | 13.4 GWh | Dec 1918 | Dec 2024 | Water |
| Messalonskee 2 (Oakland) | Messalonskee Stream Hydro LLC | Oakland, ME | ISO New England (ISNE) | 10.8 GWh | Dec 1923 | Dec 2024 | Water |
| Iron Gate | PacifiCorp | Hornbrook, CA | PacifiCorp West (PACW) | 76.4 GWh | Jan 1962 | Jan 2024 | Water |
| Spring Gap | Pacific Gas & Electric Co. | Long Barn, CA | California Independent System Operator (CISO) | 29.8 GWh | Aug 1921 | Nov 2024 | Water |
| Stanislaus | Pacific Gas & Electric Co. | Vallecito, CA | California Independent System Operator (CISO) | 315.8 GWh | Feb 1963 | Oct 2024 | Water |
| Tiger Creek | Pacific Gas & Electric Co. | Pioneer, CA | California Independent System Operator (CISO) | 225.1 GWh | May 1931 | 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 |
| Wise | Pacific Gas & Electric Co. | Auburn, CA | California Independent System Operator (CISO) | 31.5 GWh | Feb 1917 | Oct 2024 | Water |
| A G Wishon | Pacific Gas & Electric Co. | North Fork, CA | California Independent System Operator (CISO) | 21.6 GWh | Aug 1910 | Dec 2024 | Water |
| Copco 1 | PacifiCorp | Hornbrook, CA | PacifiCorp West (PACW) | 70.4 GWh | Dec 1917 | Jan 2024 | Water |
| Fall Creek | PacifiCorp | Hornbrook, CA | PacifiCorp West (PACW) | 6.0 GWh | Aug 1903 | Dec 2024 | Water |
| Spaulding 3 | Pacific Gas & Electric Co. | Emigrant Gap, CA | California Independent System Operator (CISO) | 15.6 GWh | Jan 1929 | Dec 2024 | Water |
| Green Lake | City & Borough of Sitka - (AK) | Sitka, AK | 43.2 GWh | Mar 1982 | Dec 2024 | Water | |
| Drop 5 (CA) | Imperial Irrigation District | Calexico, CA | Imperial Irrigation District (IID) | 6.4 GWh | Feb 1982 | Dec 2024 | Water |
| Big Creek 1 | Southern California Edison Co | Big Creek, CA | California Independent System Operator (CISO) | 405.3 GWh | Oct 1913 | Dec 2024 | Water |
| Big Creek 2 | Southern California Edison Co | Auberry, CA | California Independent System Operator (CISO) | 355.2 GWh | Nov 1913 | Dec 2024 | Water |
| Big Creek 3 | Southern California Edison Co | Auberry, CA | California Independent System Operator (CISO) | 756.4 GWh | Aug 1923 | Feb 2026 | Water |
| Big Creek 4 | Southern California Edison Co | North Fork, CA | California Independent System Operator (CISO) | 397.5 GWh | May 1951 | Feb 2026 | Water |
| Big Creek 8 | Southern California Edison Co | Auberry, CA | California Independent System Operator (CISO) | 173.8 GWh | Jul 1921 | Dec 2024 | Water |
| Big Creek 2A | Southern California Edison Co | Auberry, CA | California Independent System Operator (CISO) | 284.4 GWh | Jul 1928 | Feb 2026 | Water |
| Pit 4 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 412.2 GWh | Jun 1955 | Feb 2026 | Water |
| James B Black | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 604.5 GWh | Nov 1965 | Feb 2026 | Water |
| Kings River PH | Pacific Gas & Electric Co. | Balch Camp, CA | California Independent System Operator (CISO) | 106.9 GWh | Feb 1962 | Dec 2024 | Water |
| Merced Falls | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 9.4 GWh | Jun 1930 | Oct 2024 | Water |
| Murphys | Utica Water & Power Authority | Murphys, CA | California Independent System Operator (CISO) | 15.5 GWh | Feb 1954 | Dec 2024 | Water |
| Narrows PH | Yuba County Water Agency | Grass Valley, CA | California Independent System Operator (CISO) | 80.8 GWh | Nov 1942 | Dec 2024 | Water |
| Phoenix | Pacific Gas & Electric Co. | Sonora, CA | California Independent System Operator (CISO) | 8.0 GWh | Jan 1940 | Oct 2024 | Water |
| Pit 1 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 188.4 GWh | Aug 1922 | Dec 2024 | Water |
| Pit 3 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 332.8 GWh | Jun 1925 | Dec 2024 | Water |
| Bishop Creek 2 | Southern California Edison Co | Bishop, CA | California Independent System Operator (CISO) | 16.4 GWh | Oct 1908 | Dec 2024 | Water |
| Pit 5 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 456.3 GWh | Mar 1944 | Feb 2026 | Water |
| Pit 6 | Pacific Gas & Electric Co. | Montgomery Creek, CA | California Independent System Operator (CISO) | 242.3 GWh | Jul 1965 | Dec 2024 | Water |
| Pit 7 | Pacific Gas & Electric Co. | Montgomery Creek, CA | California Independent System Operator (CISO) | 417.2 GWh | Aug 1965 | Feb 2026 | Water |
| Poe | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 361.2 GWh | Sep 1958 | Dec 2025 | Water |
| Rock Creek | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 576.7 GWh | Feb 1950 | Feb 2026 | Water |
| Salt Springs | Pacific Gas & Electric Co. | Pioneer, CA | California Independent System Operator (CISO) | 107.7 GWh | May 1931 | Dec 2024 | Water |
| South | Pacific Gas & Electric Co. | Manton, CA | California Independent System Operator (CISO) | 13.1 GWh | Nov 1979 | Dec 2024 | Water |
| Spaulding 1 | Pacific Gas & Electric Co. | Emigrant Gap, CA | California Independent System Operator (CISO) | 17.6 GWh | Apr 1928 | Dec 2024 | Water |
| Cottonwood | Los Angeles Department of Water & Power | Lone Pine, CA | Los Angeles Department of Water and Power (LDWP) | 2.1 GWh | Oct 1908 | Dec 2024 | Water |
| Drop 2 (CA) | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 29.5 GWh | Nov 1953 | Dec 2024 | Water |
| Drop 3 (CA) | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 26.4 GWh | Jan 1941 | Dec 2024 | Water |
| Drop 4 | Imperial Irrigation District | Holtville, CA | Imperial Irrigation District (IID) | 78.2 GWh | Jan 1941 | Dec 2024 | Water |
| Pilot Knob | Imperial Irrigation District | Winterhaven, CA | Imperial Irrigation District (IID) | 16.7 GWh | Dec 1956 | Dec 2024 | Water |
| Solomon Gulch | Copper Valley Elec Assn, Inc | Valdez, AK | 43.2 GWh | Dec 1981 | Dec 2024 | Water | |
| Big Pine Creek | Los Angeles Department of Water & Power | Big Pine, CA | Los Angeles Department of Water and Power (LDWP) | 13.1 GWh | Jun 1925 | Oct 2024 | Water |
| Castaic | Los Angeles Department of Water & Power | Castaic, CA | Los Angeles Department of Water and Power (LDWP) | 153.8 GWh | Dec 1971 | Feb 2026 | Water |
| 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 |
| R C Kirkwood | City & County of San Francisco | Groveland, CA | California Independent System Operator (CISO) | 461.9 GWh | Jan 1967 | Feb 2026 | Water |
| Foothill | Los Angeles Department of Water & Power | Sylmar, CA | Los Angeles Department of Water and Power (LDWP) | 39.6 GWh | Sep 1971 | Dec 2024 | Water |
| Haiwee | Los Angeles Department of Water & Power | Olancha, CA | Los Angeles Department of Water and Power (LDWP) | 5.1 GWh | Jun 1927 | Dec 2024 | Water |
| 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 |
| Pleasant Valley Hydro | Los Angeles Department of Water & Power | Bishop, CA | Los Angeles Department of Water and Power (LDWP) | 9.7 GWh | Jan 1958 | Nov 2024 | Water |
| Upper Gorge | Los Angeles Department of Water & Power | Bishop, CA | Los Angeles Department of Water and Power (LDWP) | 99.9 GWh | May 1953 | Dec 2024 | Water |
| Exchequer | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 267.9 GWh | Jun 1967 | Dec 2024 | Water |
| Chicago Park | Nevada Irrigation District | Colfax, CA | California Independent System Operator (CISO) | 59.8 GWh | Oct 1965 | Dec 2024 | Water |
| Dutch Flat 2 | Nevada Irrigation District | Dutch Flat, CA | California Independent System Operator (CISO) | 14.5 GWh | Oct 1965 | Dec 2024 | Water |
| Lundy | Southern California Edison Co | Lee Vining, CA | California Independent System Operator (CISO) | 7.3 GWh | Nov 1911 | Dec 2024 | Water |
| Bishop Creek 3 | Southern California Edison Co | Bishop, CA | California Independent System Operator (CISO) | 20.3 GWh | May 1913 | Dec 2024 | Water |
| Bishop Creek 4 | Southern California Edison Co | Bishop, CA | California Independent System Operator (CISO) | 40.1 GWh | Aug 1905 | Dec 2024 | Water |
| Bishop Creek 5 | Southern California Edison Co | Bishop, CA | California Independent System Operator (CISO) | 16.9 GWh | May 1919 | Sep 2024 | Water |
| Bishop Creek 6 | Southern California Edison Co | Bishop, CA | California Independent System Operator (CISO) | 10.4 GWh | Feb 1913 | Dec 2024 | Water |
| Fontana | Southern California Edison Co | Rialto, CA | California Independent System Operator (CISO) | 8.7 GWh | Nov 1917 | Dec 2024 | Water |
| Kaweah 2 | Southern California Edison Co | Three Rivers, CA | California Independent System Operator (CISO) | 1.3 GWh | Aug 1929 | Dec 2024 | Water |
| Kern River 3 | Southern California Edison Co | Kernville, CA | California Independent System Operator (CISO) | 142.8 GWh | Feb 1921 | Dec 2024 | Water |
| Kern River 1 | Southern California Edison Co | Bakersfield, CA | California Independent System Operator (CISO) | 192.1 GWh | Apr 1907 | Dec 2024 | Water |
| Hat Creek 2 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 26.0 GWh | Aug 1921 | Dec 2024 | Water |
Summary of Power Plants By State
Figures are based on February 2026 generation numbers.| State | Rank | Active Plants | Feb 2026 Generation |
|---|---|---|---|
| Alabama | # 10 | 77 | 10,522.92 GWh |
| Alaska | # 48 | 139 | 547.09 GWh |
| Arizona | # 16 | 184 | 7,875.02 GWh |
| Arkansas | # 25 | 114 | 5,134.19 GWh |
| California | # 5 | 1,677 | 13,090.02 GWh |
| Colorado | # 31 | 294 | 4,129.24 GWh |
| Connecticut | # 32 | 162 | 3,713.11 GWh |
| Delaware | # 49 | 33 | 489.00 GWh |
| District of Columbia | # 51 | 16 | 15.28 GWh |
| Florida | # 3 | 334 | 18,619.02 GWh |
| Georgia | # 8 | 248 | 10,834.93 GWh |
| Hawaii | # 47 | 70 | 669.33 GWh |
| Idaho | # 41 | 145 | 1,901.37 GWh |
| Illinois | # 4 | 380 | 14,875.53 GWh |
| Indiana | # 12 | 216 | 9,790.54 GWh |
| Iowa | # 19 | 290 | 6,378.25 GWh |
| Kansas | # 29 | 183 | 4,702.54 GWh |
| Kentucky | # 22 | 60 | 6,056.73 GWh |
| Louisiana | # 17 | 86 | 7,844.56 GWh |
| Maine | # 45 | 215 | 1,304.77 GWh |
| Maryland | # 38 | 203 | 3,022.33 GWh |
| Massachusetts | # 43 | 638 | 1,703.92 GWh |
| Michigan | # 11 | 268 | 9,944.77 GWh |
| Minnesota | # 28 | 763 | 4,707.75 GWh |
| Mississippi | # 23 | 56 | 5,592.62 GWh |
| Missouri | # 24 | 127 | 5,447.62 GWh |
| State | Rank | Active Plants | Feb 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 70 | 2,424.51 GWh |
| Nebraska | # 35 | 124 | 3,248.85 GWh |
| Nevada | # 39 | 114 | 3,017.15 GWh |
| New Hampshire | # 44 | 56 | 1,533.32 GWh |
| New Jersey | # 27 | 386 | 5,076.17 GWh |
| New Mexico | # 37 | 143 | 3,060.89 GWh |
| New York | # 9 | 949 | 10,653.43 GWh |
| North Carolina | # 7 | 903 | 11,173.71 GWh |
| North Dakota | # 33 | 59 | 3,698.46 GWh |
| Ohio | # 6 | 200 | 13,061.62 GWh |
| Oklahoma | # 18 | 141 | 6,415.64 GWh |
| Oregon | # 21 | 270 | 6,135.97 GWh |
| Pennsylvania | # 2 | 251 | 20,963.61 GWh |
| Rhode Island | # 46 | 100 | 708.28 GWh |
| South Carolina | # 15 | 207 | 8,044.42 GWh |
| South Dakota | # 42 | 52 | 1,872.08 GWh |
| Tennessee | # 20 | 88 | 6,323.51 GWh |
| Texas | # 1 | 959 | 41,824.62 GWh |
| Utah | # 36 | 125 | 3,187.35 GWh |
| Vermont | # 50 | 116 | 163.02 GWh |
| Virginia | # 14 | 236 | 9,222.47 GWh |
| Washington | # 13 | 135 | 9,340.69 GWh |
| West Virginia | # 30 | 40 | 4,249.38 GWh |
| Wisconsin | # 26 | 239 | 5,119.83 GWh |
| Wyoming | # 34 | 70 | 3,369.17 GWh |