Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Hoot Lake | Otter Tail Power Co | Fergus Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.8 GWh | Aug 1914 | Dec 2023 | Water |
| Hennepin Island | Northern States Power Co - Minnesota | Minneapolis, MN | Midcontinent Independent System Operator, Inc. (MISO) | 43.4 GWh | Sep 1954 | Dec 2023 | Water |
| Winton | ALLETE, Inc. | Winton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 9.1 GWh | Jul 1923 | Dec 2023 | Water |
| Thomson | ALLETE, Inc. | Carlton, MN | Midcontinent Independent System Operator, Inc. (MISO) | 258.7 GWh | Dec 1906 | Dec 2023 | Water |
| Sylvan | ALLETE, Inc. | Pillager, MN | Midcontinent Independent System Operator, Inc. (MISO) | 8.0 GWh | Dec 1912 | Dec 2023 | Water |
| Scanlon | ALLETE, Inc. | Scanlon, MN | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 GWh | Dec 1922 | Dec 2023 | Water |
| Pillager | ALLETE, Inc. | Pillager, MN | Midcontinent Independent System Operator, Inc. (MISO) | 5.7 GWh | Dec 1916 | Dec 2023 | Water |
| Little Falls (MN) | ALLETE, Inc. | Little Falls, MN | Midcontinent Independent System Operator, Inc. (MISO) | 27.4 GWh | Dec 1905 | Dec 2023 | Water |
| Knife Falls | ALLETE, Inc. | Cloquet, MN | Midcontinent Independent System Operator, Inc. (MISO) | 9.2 GWh | Dec 1921 | Dec 2023 | Water |
| Fond Du Lac | ALLETE, Inc. | Duluth, MN | Midcontinent Independent System Operator, Inc. (MISO) | 48.1 GWh | Dec 1923 | Dec 2023 | Water |
| Barkley | USCE-Nashville District | Kuttawa, KY | Tennessee Valley Authority (TVA) | 500.5 GWh | Dec 1965 | Dec 2023 | Water |
| Messalonskee 3 | Messalonskee Stream Hydro LLC | Oakland, ME | ISO New England (ISNE) | 7.3 GWh | Dec 1917 | Dec 2023 | Water |
| Messalonskee 2 (Oakland) | Messalonskee Stream Hydro LLC | Oakland, ME | ISO New England (ISNE) | 12.9 GWh | Dec 1923 | Dec 2023 | Water |
| Hiram | Brookfield White Pine Hydro LLC | Hiram, ME | ISO New England (ISNE) | 53.8 GWh | Dec 1916 | Dec 2023 | Water |
| Harris Hydro | Brookfield White Pine Hydro LLC | West Forks, ME | ISO New England (ISNE) | 277.6 GWh | Dec 1953 | Dec 2023 | Water |
| Gulf Island | Brookfield White Pine Hydro LLC | Lewiston, ME | ISO New England (ISNE) | 169.3 GWh | Dec 1925 | Dec 2023 | Water |
| Deer Rips | Brookfield White Pine Hydro LLC | Auburn, ME | ISO New England (ISNE) | 69.3 GWh | Dec 1902 | Dec 2023 | Water |
| Cataract Hydro | Brookfield White Pine Hydro LLC | Saco, ME | ISO New England (ISNE) | 2.0 GWh | Dec 1936 | Dec 2023 | Water |
| Brunswick Hydro | Brookfield White Pine Hydro LLC | Brunswick, ME | ISO New England (ISNE) | 123.4 GWh | Feb 1982 | Dec 2023 | Water |
| Bonny Eagle | Brookfield White Pine Hydro LLC | Hollis, ME | ISO New England (ISNE) | 45.3 GWh | Dec 1909 | Dec 2023 | Water |
| Stillwater Hydro Station | Brookfield Black Bear Hydro, LLC | Stillwater, ME | ISO New England (ISNE) | 12.1 GWh | Dec 1912 | Dec 2023 | Water |
| Milford Hydro Station | Brookfield Black Bear Hydro, LLC | Milford, ME | ISO New England (ISNE) | 53.0 GWh | Jun 1941 | Dec 2023 | Water |
| Ellsworth Hydro Station | Brookfield Black Bear Hydro, LLC | Ellsworth, ME | ISO New England (ISNE) | 35.0 GWh | Jun 1924 | Dec 2023 | Water |
| Wolf Creek | USCE-Nashville District | Jamestown, KY | Tennessee Valley Authority (TVA) | 470.5 GWh | Sep 1951 | Dec 2023 | Water |
| Kentucky Dam | Tennessee Valley Authority | Grand Rivers, KY | Tennessee Valley Authority (TVA) | 1.2 TWh | Aug 1944 | Aug 2024 | Water |
| Messalonskee 5 | Messalonskee Stream Hydro LLC | Waterville, ME | ISO New England (ISNE) | 5.1 GWh | Dec 1934 | Dec 2023 | Water |
| Ohio Falls | Louisville Gas & Electric Co | Shippingport Island, KY | Louisville Gas and Electric Company and Kentucky Utilities Company (LGEE) | 272.0 GWh | Dec 1927 | Dec 2023 | Water |
| Mother Ann Lee | Lock 7 Hydro Partners LLC | Harrodsburg, KY | PJM Interconnection, LLC (PJM) | 6.2 GWh | Feb 2007 | Dec 2023 | Water |
| Dix Dam | Kentucky Utilities Co | Harrodsburg, KY | Louisville Gas and Electric Company and Kentucky Utilities Company (LGEE) | 44.0 GWh | Oct 1925 | Dec 2023 | Water |
| Ottumwa City of | Ottumwa City of | Ottumwa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 5.3 GWh | Jul 1931 | Dec 2023 | Water |
| Keokuk | Union Electric Co - (MO) | Keokuk, IA | Midcontinent Independent System Operator, Inc. (MISO) | 834.9 GWh | Jul 1913 | Dec 2023 | Water |
| Iowa Hydro LLC | Renewable World Energies LLC | Maquoketa, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.5 GWh | Dec 1923 | Aug 2024 | Water |
| Manti Lower | City of Manti - (UT) | Manti, UT | PacifiCorp East (PACE) | 1.8 GWh | Dec 1988 | Dec 2023 | Water |
| Markland | Duke Energy Indiana, LLC | Florence, IN | Midcontinent Independent System Operator, Inc. (MISO) | 394.7 GWh | Dec 1966 | Dec 2023 | Water |
| Oakdale | Northern Indiana Pub Serv Co | Monticello, IN | Midcontinent Independent System Operator, Inc. (MISO) | 20.0 GWh | Oct 1925 | Dec 2023 | Water |
| Norway (IN) | Northern Indiana Pub Serv Co | Monticello, IN | Midcontinent Independent System Operator, Inc. (MISO) | 14.2 GWh | May 1923 | Dec 2023 | Water |
| Albeni Falls | USACE Northwestern Division | Oldtown, ID | Bonneville Power Administration (BPAT) | 164.4 GWh | Apr 1955 | Dec 2023 | Water |
| Last Chance | PacifiCorp | Grace, ID | PacifiCorp East (PACE) | 3.4 GWh | Jan 1984 | Dec 2023 | Water |
| Elkhart | Indiana Michigan Power Co | Elkhart, IN | PJM Interconnection, LLC (PJM) | 11.1 GWh | Dec 1912 | Dec 2023 | Water |
| Hydro Plant No 3 | City of Ephraim - (UT) | east of Ephraim, UT | PacifiCorp East (PACE) | 2.8 GWh | Aug 1984 | Dec 2023 | Water |
| Riverside Holyoke | City of Holyoke Gas and Electric Dept. | Holyoke, MA | ISO New England (ISNE) | 40.4 GWh | Dec 1905 | Dec 2023 | Water |
| Hardy | Consumers Energy Co - (MI) | Newaygo, MI | Midcontinent Independent System Operator, Inc. (MISO) | 76.5 GWh | May 1931 | Dec 2023 | Water |
| Foote | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 29.1 GWh | Dec 1917 | Dec 2023 | Water |
| Five Channels | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 22.3 GWh | Dec 1911 | Dec 2023 | Water |
| Croton | Consumers Energy Co - (MI) | Newaygo, MI | Midcontinent Independent System Operator, Inc. (MISO) | 20.4 GWh | Dec 1906 | Dec 2023 | Water |
| Cooke | Consumers Energy Co - (MI) | Oscoda, MI | Midcontinent Independent System Operator, Inc. (MISO) | 25.7 GWh | Dec 1910 | Dec 2023 | Water |
| C W Tippy | Consumers Energy Co - (MI) | Wellston, MI | Midcontinent Independent System Operator, Inc. (MISO) | 57.7 GWh | Dec 1917 | Dec 2023 | Water |
| Allegan Dam | Consumers Energy Co - (MI) | Allegan, MI | Midcontinent Independent System Operator, Inc. (MISO) | 11.9 GWh | Dec 1934 | Dec 2023 | Water |
| Alcona | Consumers Energy Co - (MI) | Glennie, MI | Midcontinent Independent System Operator, Inc. (MISO) | 25.9 GWh | Dec 1923 | Dec 2023 | Water |
| Redbridge | Central Rivers Power MA, LLC | Wilbraham, MA | ISO New England (ISNE) | 17.7 GWh | Dec 1925 | Aug 2023 | Water |
| Putts Bridge | Central Rivers Power MA, LLC | Ludlow, MA | ISO New England (ISNE) | 22.2 GWh | Dec 1917 | Dec 2023 | Water |
| Gardners Falls | Central Rivers Power MA, LLC | Buckland, MA | ISO New England (ISNE) | 17.7 GWh | Dec 1913 | Dec 2023 | Water |
| Cobble Mountain | City of Holyoke Gas and Electric Dept. | Granville, MA | ISO New England (ISNE) | 10.5 GWh | Dec 1929 | Dec 2023 | Water |
| Cabot | FirstLight Power Resources, Inc. - MA | Montague, MA | ISO New England (ISNE) | 394.4 GWh | Dec 1914 | Dec 2023 | Water |
| Deerfield 5 | Great River Hydro, LLC | Florida, MA | ISO New England (ISNE) | 63.1 GWh | Sep 1974 | Dec 2023 | Water |
| Quincy Chute | PUD No 2 of Grant County | Quincy, WA | Public Utility District No. 2 of Grant County, Washington (GCPD) | 33.8 GWh | Sep 1985 | Oct 2023 | Water |
| Hadley Falls | City of Holyoke Gas and Electric Dept. | Holyoke, MA | ISO New England (ISNE) | 218.2 GWh | Dec 1951 | Dec 2023 | Water |
| Chemical | City of Holyoke Gas and Electric Dept. | Holyoke, MA | ISO New England (ISNE) | 7.4 GWh | Dec 1934 | Dec 2023 | Water |
| Boatlock | City of Holyoke Gas and Electric Dept. | Holyoke, MA | ISO New England (ISNE) | 21.3 GWh | Dec 1920 | Dec 2023 | Water |
| Conowingo | Constellation Power, Inc | Darlington, MD | PJM Interconnection, LLC (PJM) | 2.1 TWh | Feb 1928 | Aug 2024 | Water |
| Deep Creek | BP Piney & Deep Creek LLC | Oakland, MD | PJM Interconnection, LLC (PJM) | 19.7 GWh | Jun 1925 | Dec 2023 | Water |
| Squa Pan Hydro Station | Algonquin Northern Maine | Masardis, ME | (NBSO) | 934.9 MWh | Nov 1941 | Aug 2023 | Water |
| Wyman Hydro | Brookfield White Pine Hydro LLC | Bingham, ME | ISO New England (ISNE) | 501.6 GWh | Dec 1929 | Dec 2023 | Water |
| Williams Hydro | Brookfield White Pine Hydro LLC | Solon, ME | ISO New England (ISNE) | 97.2 GWh | Dec 1938 | Dec 2023 | Water |
| Weston Hydro | Brookfield White Pine Hydro LLC | Skowhegan, ME | ISO New England (ISNE) | 88.4 GWh | Dec 1919 | Dec 2023 | Water |
| West Buxton | Brookfield White Pine Hydro LLC | Buxton, ME | ISO New England (ISNE) | 35.7 GWh | Dec 1903 | Dec 2023 | Water |
| Skelton | Brookfield White Pine Hydro LLC | Dayton, ME | ISO New England (ISNE) | 137.1 GWh | Dec 1947 | Dec 2023 | Water |
| Shawmut | Brookfield White Pine Hydro LLC | Shawmut, ME | ISO New England (ISNE) | 36.7 GWh | Dec 1912 | Dec 2023 | Water |
| North Gorham | Brookfield White Pine Hydro LLC | Gorham, ME | ISO New England (ISNE) | 9.4 GWh | Dec 1924 | Dec 2023 | Water |
| Narrows PH | Yuba County Water Agency | Grass Valley, CA | California Independent System Operator (CISO) | 73.5 GWh | Nov 1942 | Dec 2023 | Water |
| Spaulding 3 | Pacific Gas & Electric Co. | Emigrant Gap, CA | California Independent System Operator (CISO) | 18.3 GWh | Jan 1929 | Dec 2023 | Water |
| Spaulding 2 | Pacific Gas & Electric Co. | Emigrant Gap, CA | California Independent System Operator (CISO) | 7.3 GWh | Jun 1928 | Mar 2023 | Water |
| Spaulding 1 | Pacific Gas & Electric Co. | Emigrant Gap, CA | California Independent System Operator (CISO) | 36.6 GWh | Apr 1928 | Dec 2023 | Water |
| South | Pacific Gas & Electric Co. | Manton, CA | California Independent System Operator (CISO) | 17.9 GWh | Nov 1979 | Dec 2023 | Water |
| Salt Springs | Pacific Gas & Electric Co. | Pioneer, CA | California Independent System Operator (CISO) | 200.8 GWh | May 1931 | Dec 2023 | Water |
| San Joaquin 2 | Pacific Gas & Electric Co. | North Fork, CA | California Independent System Operator (CISO) | 1.5 GWh | Aug 1917 | Feb 2023 | Water |
| Rock Creek | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 571.1 GWh | Feb 1950 | Aug 2024 | Water |
| Poe | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 608.8 GWh | Sep 1958 | Aug 2024 | Water |
| Pit 7 | Pacific Gas & Electric Co. | Montgomery Creek, CA | California Independent System Operator (CISO) | 265.4 GWh | Aug 1965 | Aug 2024 | Water |
| Pit 6 | Pacific Gas & Electric Co. | Montgomery Creek, CA | California Independent System Operator (CISO) | 277.7 GWh | Jul 1965 | Oct 2023 | Water |
| Pit 5 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 370.1 GWh | Mar 1944 | Aug 2024 | Water |
| Pit 4 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 312.5 GWh | Jun 1955 | Aug 2024 | Water |
| Pit 3 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 345.4 GWh | Jun 1925 | Dec 2023 | Water |
| Pit 1 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 195.3 GWh | Aug 1922 | Dec 2023 | Water |
| Phoenix | Pacific Gas & Electric Co. | Sonora, CA | California Independent System Operator (CISO) | 6.7 GWh | Jan 1940 | Dec 2023 | Water |
| Spring Gap | Pacific Gas & Electric Co. | Long Barn, CA | California Independent System Operator (CISO) | 31.1 GWh | Aug 1921 | Dec 2023 | Water |
| Murphys | Utica Water & Power Authority | Murphys, CA | California Independent System Operator (CISO) | 17.8 GWh | Feb 1954 | Dec 2023 | Water |
| Merced Falls | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 12.5 GWh | Jun 1930 | Oct 2023 | Water |
| Kings River PH | Pacific Gas & Electric Co. | Balch Camp, CA | California Independent System Operator (CISO) | 206.7 GWh | Feb 1962 | Dec 2023 | Water |
| James B Black | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 367.0 GWh | Nov 1965 | Aug 2024 | Water |
| Hat Creek 2 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 6.9 GWh | Aug 1921 | Dec 2023 | Water |
| Hat Creek 1 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 22.8 GWh | Jul 1921 | Dec 2023 | Water |
| Halsey | Pacific Gas & Electric Co. | Auburn, CA | California Independent System Operator (CISO) | 7.3 GWh | Nov 1916 | Dec 2022 | Water |
| Haas | Pacific Gas & Electric Co. | Balch Camp, CA | California Independent System Operator (CISO) | 543.6 GWh | Nov 1958 | Aug 2024 | Water |
| Electra | Pacific Gas & Electric Co. | Jackson, CA | California Independent System Operator (CISO) | 354.4 GWh | May 1948 | Aug 2024 | Water |
| El Dorado | El Dorado Irrigation District | Pollock Pines, CA | California Independent System Operator (CISO) | 101.0 GWh | Dec 1923 | Dec 2023 | Water |
| Dutch Flat | Pacific Gas & Electric Co. | Alta, CA | California Independent System Operator (CISO) | 112.1 GWh | Feb 1943 | Dec 2023 | Water |
| Drum 2 | Pacific Gas & Electric Co. | Alta, CA | California Independent System Operator (CISO) | 271.0 GWh | Nov 1965 | Dec 2023 | Water |
| Drum 1 | Pacific Gas & Electric Co. | Alta, CA | California Independent System Operator (CISO) | 88.2 GWh | Oct 1913 | Dec 2023 | Water |
| Deer Creek PH | Pacific Gas & Electric Co. | Nevada City, CA | California Independent System Operator (CISO) | 11.6 GWh | Apr 1908 | Nov 2023 | Water |
Summary of Power Plants By State
Figures are based on August 2024 generation numbers.| State | Rank | Active Plants | Aug 2024 Generation |
|---|---|---|---|
| Alabama | # 7 | 78 | 14,073.11 GWh |
| Alaska | # 48 | 147 | 631.71 GWh |
| Arizona | # 10 | 161 | 12,447.73 GWh |
| Arkansas | # 23 | 77 | 6,473.81 GWh |
| California | # 4 | 1,666 | 22,299.47 GWh |
| Colorado | # 28 | 277 | 5,476.67 GWh |
| Connecticut | # 33 | 159 | 4,351.57 GWh |
| Delaware | # 49 | 31 | 481.79 GWh |
| District of Columbia | # 51 | 12 | 19.18 GWh |
| Florida | # 2 | 286 | 27,339.08 GWh |
| Georgia | # 6 | 251 | 14,863.07 GWh |
| Hawaii | # 47 | 69 | 841.39 GWh |
| Idaho | # 43 | 142 | 1,655.52 GWh |
| Illinois | # 5 | 335 | 17,196.16 GWh |
| Indiana | # 18 | 202 | 9,001.13 GWh |
| Iowa | # 26 | 283 | 5,529.62 GWh |
| Kansas | # 31 | 165 | 5,363.63 GWh |
| Kentucky | # 21 | 55 | 6,964.00 GWh |
| Louisiana | # 14 | 82 | 10,133.66 GWh |
| Maine | # 45 | 162 | 1,185.43 GWh |
| Maryland | # 38 | 185 | 3,346.65 GWh |
| Massachusetts | # 41 | 614 | 1,896.47 GWh |
| Michigan | # 12 | 274 | 12,135.86 GWh |
| Minnesota | # 27 | 748 | 5,511.98 GWh |
| Mississippi | # 19 | 55 | 7,436.42 GWh |
| Missouri | # 20 | 126 | 7,051.26 GWh |
| State | Rank | Active Plants | Aug 2024 Generation |
|---|---|---|---|
| Montana | # 40 | 70 | 2,306.38 GWh |
| Nebraska | # 36 | 125 | 3,559.93 GWh |
| Nevada | # 32 | 110 | 4,699.98 GWh |
| New Hampshire | # 42 | 60 | 1,808.14 GWh |
| New Jersey | # 25 | 387 | 5,633.45 GWh |
| New Mexico | # 39 | 139 | 3,198.26 GWh |
| New York | # 11 | 848 | 12,289.60 GWh |
| North Carolina | # 9 | 893 | 13,559.75 GWh |
| North Dakota | # 35 | 59 | 3,641.88 GWh |
| Ohio | # 8 | 190 | 13,652.00 GWh |
| Oklahoma | # 15 | 130 | 10,062.87 GWh |
| Oregon | # 29 | 262 | 5,448.37 GWh |
| Pennsylvania | # 3 | 246 | 23,205.63 GWh |
| Rhode Island | # 46 | 97 | 1,061.17 GWh |
| South Carolina | # 16 | 203 | 9,629.88 GWh |
| South Dakota | # 44 | 53 | 1,603.17 GWh |
| Tennessee | # 22 | 87 | 6,912.16 GWh |
| Texas | # 1 | 797 | 58,529.53 GWh |
| Utah | # 37 | 122 | 3,440.26 GWh |
| Vermont | # 50 | 114 | 207.44 GWh |
| Virginia | # 13 | 213 | 10,408.51 GWh |
| Washington | # 17 | 138 | 9,091.93 GWh |
| West Virginia | # 30 | 36 | 5,412.86 GWh |
| Wisconsin | # 24 | 230 | 6,416.93 GWh |
| Wyoming | # 34 | 70 | 3,868.32 GWh |