Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Pardee | East Bay Municipal Util Dist - (CA) | Valley Springs, CA | California Independent System Operator (CISO) | 79.6 GWh | Jun 1930 | Dec 2025 | Water |
| Poole | Southern California Edison Co | Lee Vining, CA | California Independent System Operator (CISO) | 22.3 GWh | Apr 1924 | Dec 2025 | Water |
| Portal | Southern California Edison Co | Lakeshore, CA | California Independent System Operator (CISO) | 26.2 GWh | Nov 1956 | Dec 2025 | Water |
| Rush Creek | Southern California Edison Co | June lake, CA | California Independent System Operator (CISO) | 30.0 GWh | Sep 1916 | Dec 2025 | Water |
| Mountainview Generating Station | Southern California Edison Co | Redlands, CA | California Independent System Operator (CISO) | 1.2 TWh | Nov 2005 | Aug 2026 | Natural Gas |
| R C Kirkwood | City & County of San Francisco - (CA) | Groveland, CA | California Independent System Operator (CISO) | 472.2 GWh | Jan 1967 | Aug 2026 | Water |
| A G Wishon | Pacific Gas & Electric Co. | North Fork, CA | California Independent System Operator (CISO) | 24.1 GWh | Aug 1910 | Oct 2025 | Water |
| Spaulding 2 | Pacific Gas & Electric Co. | Emigrant Gap, CA | California Independent System Operator (CISO) | 21.0 MWh | Jun 1928 | Nov 2025 | Water |
| Spaulding 3 | Pacific Gas & Electric Co. | Emigrant Gap, CA | California Independent System Operator (CISO) | 16.9 GWh | Jan 1929 | Dec 2025 | Water |
| Spring Gap | Pacific Gas & Electric Co. | Long Barn, CA | California Independent System Operator (CISO) | 11.6 GWh | Aug 1921 | Dec 2025 | Water |
| Stanislaus | Pacific Gas & Electric Co. | Vallecito, CA | California Independent System Operator (CISO) | 199.8 GWh | Feb 1963 | Dec 2025 | Water |
| Geysers Unit 5-20 | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 4.2 TWh | Mar 1971 | Aug 2026 | Geothermal |
| Tiger Creek | Pacific Gas & Electric Co. | Pioneer, CA | California Independent System Operator (CISO) | 215.7 GWh | May 1931 | Dec 2025 | Water |
| Volta 1 | Pacific Gas & Electric Co. | Manton, CA | California Independent System Operator (CISO) | 21.1 GWh | Mar 1980 | Dec 2025 | Water |
| West Point PH | Pacific Gas & Electric Co. | Pioneer, CA | California Independent System Operator (CISO) | 18.1 GWh | Oct 1948 | Dec 2025 | Water |
| Wise | Pacific Gas & Electric Co. | Auburn, CA | California Independent System Operator (CISO) | 29.9 GWh | Feb 1917 | Dec 2025 | Water |
| Bishop Creek 3 | Southern California Edison Co | Bishop, CA | California Independent System Operator (CISO) | 23.9 GWh | May 1913 | Dec 2025 | Water |
| Alamo | California Dept. of Water Resources | Pearblossom, CA | California Independent System Operator (CISO) | 65.7 GWh | Jun 1986 | Dec 2025 | Water |
| AES Alamitos LLC | AES Alamitos LLC | Long Beach, CA | California Independent System Operator (CISO) | 13.4 GWh | Aug 1956 | Jun 2026 | Natural Gas |
| Big Creek 1 | Southern California Edison Co | Big Creek, CA | California Independent System Operator (CISO) | 409.1 GWh | Oct 1913 | Dec 2025 | Water |
| Big Creek 2 | Southern California Edison Co | Auberry, CA | California Independent System Operator (CISO) | 376.6 GWh | Nov 1913 | Dec 2025 | Water |
| Big Creek 3 | Southern California Edison Co | Auberry, CA | California Independent System Operator (CISO) | 764.5 GWh | Aug 1923 | Aug 2026 | Water |
| Big Creek 4 | Southern California Edison Co | North Fork, CA | California Independent System Operator (CISO) | 405.3 GWh | May 1951 | Aug 2026 | Water |
| Big Creek 8 | Southern California Edison Co | Auberry, CA | California Independent System Operator (CISO) | 151.8 GWh | Jul 1921 | Dec 2025 | Water |
| Big Creek 2A | Southern California Edison Co | Auberry, CA | California Independent System Operator (CISO) | 322.4 GWh | Jul 1928 | Aug 2026 | Water |
| Bishop Creek 2 | Southern California Edison Co | Bishop, CA | California Independent System Operator (CISO) | 13.2 GWh | Oct 1908 | Dec 2025 | Water |
| Kerckhoff 2 | Pacific Gas & Electric Co. | Auberry, CA | California Independent System Operator (CISO) | 447.0 GWh | Apr 1983 | Aug 2026 | Water |
| Scott Flat | Nevada Irrigation District | Nevada City, CA | California Independent System Operator (CISO) | 3.8 GWh | Jan 1985 | Oct 2025 | Water |
| Sly Creek | South Feather Water and Power Agency | Forbestown, CA | California Independent System Operator (CISO) | 27.2 GWh | Jun 1983 | Dec 2025 | Water |
| Moccasin Low Head Hydro Project | City & County of San Francisco - (CA) | Moccasin, CA | California Independent System Operator (CISO) | 3.3 GWh | Jun 1987 | Dec 2025 | Water |
| Etiwanda | Metropolitan Water District of S CA | Rancho Cucamonga, CA | California Independent System Operator (CISO) | 1.0 GWh | Nov 1994 | Jul 2025 | Water |
| Devil Canyon | California Dept. of Water Resources | San Bernardino, CA | California Independent System Operator (CISO) | 707.0 GWh | Nov 1972 | Aug 2026 | Water |
| Edward C Hyatt | California Dept. of Water Resources | Oroville, CA | California Independent System Operator (CISO) | 2.2 TWh | Feb 1968 | Aug 2026 | Water |
| Thermalito | California Dept. of Water Resources | Oroville, CA | California Independent System Operator (CISO) | 318.3 GWh | Jan 1968 | Aug 2026 | Water |
| Toadtown | Pacific Gas & Electric Co. | Magalia, CA | California Independent System Operator (CISO) | 1.8 GWh | Mar 1986 | Oct 2025 | Water |
| Glenarm | City of Pasadena - (CA) | Pasadena, CA | California Independent System Operator (CISO) | 129.8 GWh | Dec 1975 | Dec 2025 | Natural Gas |
| Parker | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 6.0 GWh | Mar 1982 | Jun 2025 | Water |
| Newcastle | Pacific Gas & Electric Co. | Auburn, CA | California Independent System Operator (CISO) | 6.0 GWh | Nov 1986 | Dec 2025 | Water |
| Camanche | East Bay Municipal Util Dist - (CA) | Clements & Wallace, CA | California Independent System Operator (CISO) | 17.1 GWh | Jun 1983 | Dec 2025 | Water |
| Sacramento Municipal Util Dist | South Sutter Water District | Sacramento, CA | California Independent System Operator (CISO) | 14.2 GWh | Jan 1985 | Dec 2025 | Water |
| Sonoma California Geothermal | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 435.6 GWh | Nov 1983 | Dec 2025 | Geothermal |
| Colgate | Yuba County Water Agency - (CA) | Dobbins, CA | California Independent System Operator (CISO) | 1.3 TWh | Sep 1969 | Oct 2025 | Water |
| Narrows 2 | Yuba County Water Agency - (CA) | Browns Valley, CA | California Independent System Operator (CISO) | 181.2 GWh | Nov 1969 | Dec 2025 | Water |
| Corona | Metropolitan Water District of S CA | Corona, CA | California Independent System Operator (CISO) | 13.3 GWh | Jul 1983 | Apr 2025 | Water |
| Temescal | Metropolitan Water District of S CA | Corona, CA | California Independent System Operator (CISO) | 14.4 GWh | Jun 1983 | Apr 2025 | Water |
| Tulloch | Oakdale&South San Joaquin Irrigation D. | Jamestown, CA | California Independent System Operator (CISO) | 103.2 GWh | May 1958 | Dec 2025 | Water |
| Moccasin | City & County of San Francisco - (CA) | Moccasin, CA | California Independent System Operator (CISO) | 300.1 GWh | Jul 1969 | Aug 2026 | Water |
| Bear Valley | City of Escondido - (CA) | Escondido, CA | California Independent System Operator (CISO) | 2.7 GWh | May 1986 | Aug 2025 | Water |
| Exchequer | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 245.8 GWh | Jun 1967 | Dec 2025 | Water |
| McSwain | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 26.9 GWh | Jun 1967 | Oct 2025 | Water |
| Chicago Park | Nevada Irrigation District | Colfax, CA | California Independent System Operator (CISO) | 65.2 GWh | Oct 1965 | Dec 2025 | Water |
| Dutch Flat 2 | Nevada Irrigation District | Dutch Flat, CA | California Independent System Operator (CISO) | 15.2 GWh | Oct 1965 | Dec 2025 | Water |
| Beardsley | Oakdale&South San Joaquin Irrigation D. | None, CA | California Independent System Operator (CISO) | 56.4 GWh | Apr 1957 | Dec 2025 | Water |
| Donnells | Oakdale&South San Joaquin Irrigation D. | None, CA | California Independent System Operator (CISO) | 233.4 GWh | May 1957 | Dec 2025 | Water |
| Dion R Holm | City & County of San Francisco - (CA) | Groveland, CA | California Independent System Operator (CISO) | 557.0 GWh | Jul 1960 | Aug 2026 | Water |
| Forbestown | South Feather Water and Power Agency | Forbestown, CA | California Independent System Operator (CISO) | 114.9 GWh | Sep 1963 | Dec 2025 | Water |
| Kelly Ridge | South Feather Water and Power Agency | Oroville, CA | California Independent System Operator (CISO) | 69.1 GWh | Aug 1963 | Dec 2025 | Water |
| Woodleaf | South Feather Water and Power Agency | Forbestown, CA | California Independent System Operator (CISO) | 167.1 GWh | Oct 1963 | Dec 2025 | Water |
| Combie South | Nevada Irrigation District | Auburn, CA | California Independent System Operator (CISO) | 4.4 GWh | Mar 1984 | Dec 2025 | Water |
| French Meadows | Placer County Water Agency - (CA) | Foresthill, CA | California Independent System Operator (CISO) | 42.6 GWh | Sep 1966 | Dec 2025 | Water |
| Middle Fork | Placer County Water Agency - (CA) | Foresthill, CA | California Independent System Operator (CISO) | 483.9 GWh | Sep 1966 | Aug 2026 | Water |
| Oxbow (CA) | Placer County Water Agency - (CA) | Foresthill, CA | California Independent System Operator (CISO) | 23.2 GWh | Sep 1966 | Dec 2025 | Water |
| Ralston | Placer County Water Agency - (CA) | Foresthill, CA | California Independent System Operator (CISO) | 302.6 GWh | Sep 1966 | Dec 2025 | Water |
| Chili Bar | Sacramento Municipal Util Dist | Placerville, CA | California Independent System Operator (CISO) | 25.2 GWh | Feb 1965 | Dec 2025 | Water |
| Halsey | Pacific Gas & Electric Co. | Auburn, CA | California Independent System Operator (CISO) | 21.5 GWh | Nov 1916 | Dec 2025 | Water |
| Haas | Pacific Gas & Electric Co. | Balch Camp, CA | California Independent System Operator (CISO) | 305.0 GWh | Nov 1958 | Aug 2026 | Water |
| Electra | Pacific Gas & Electric Co. | Jackson, CA | California Independent System Operator (CISO) | 259.7 GWh | May 1948 | Aug 2026 | Water |
| El Dorado | El Dorado Irrigation District | Pollock Pines, CA | California Independent System Operator (CISO) | 80.5 GWh | Dec 1923 | Dec 2025 | Water |
| Dutch Flat | Pacific Gas & Electric Co. | Alta, CA | California Independent System Operator (CISO) | 66.0 GWh | Feb 1943 | Dec 2025 | Water |
| Drum 2 | Pacific Gas & Electric Co. | Alta, CA | California Independent System Operator (CISO) | 164.2 GWh | Nov 1965 | Dec 2025 | Water |
| Drum 1 | Pacific Gas & Electric Co. | Alta, CA | California Independent System Operator (CISO) | 15.1 GWh | Oct 1913 | Dec 2025 | Water |
| Deer Creek PH | Nevada Irrigation District | Nevada City, CA | California Independent System Operator (CISO) | 15.2 GWh | Apr 1908 | Dec 2025 | Water |
| De Sabla | Pacific Gas & Electric Co. | Magalia, CA | California Independent System Operator (CISO) | 20.7 GWh | Jan 1963 | Dec 2025 | Water |
| Cresta | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 341.7 GWh | Oct 1949 | Dec 2025 | Water |
| Coleman PH | Pacific Gas & Electric Co. | Anderson, CA | California Independent System Operator (CISO) | 30.9 GWh | May 1979 | Dec 2025 | Water |
| South | Pacific Gas & Electric Co. | Manton, CA | California Independent System Operator (CISO) | 11.5 GWh | Nov 1979 | Dec 2025 | Water |
| Caribou 2 | Pacific Gas & Electric Co. | Belden, CA | California Independent System Operator (CISO) | 506.2 GWh | Oct 1958 | Aug 2026 | Water |
| Caribou 1 | Pacific Gas & Electric Co. | Belden, CA | California Independent System Operator (CISO) | 275.7 GWh | May 1921 | Dec 2025 | Water |
| Butt Valley | Pacific Gas & Electric Co. | Belden, CA | California Independent System Operator (CISO) | 145.3 GWh | Nov 1958 | Dec 2025 | Water |
| Bucks Creek | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 192.0 GWh | Feb 1928 | Dec 2025 | Water |
| Belden | Pacific Gas & Electric Co. | Belden, CA | California Independent System Operator (CISO) | 411.1 GWh | Aug 1969 | Aug 2026 | Water |
| Balch 2 | Pacific Gas & Electric Co. | Balch Camp, CA | California Independent System Operator (CISO) | 342.3 GWh | Oct 1958 | Dec 2025 | Water |
| Balch 1 | Pacific Gas & Electric Co. | Balch Camp, CA | California Independent System Operator (CISO) | 71.2 GWh | Jan 1927 | Dec 2025 | Water |
| Angels | Utica Water & Power Authority | Angels Camp, CA | California Independent System Operator (CISO) | 5.9 GWh | Dec 1939 | Dec 2025 | Water |
| Alta Powerhouse | Pacific Gas & Electric Co. | Alta, CA | California Independent System Operator (CISO) | 2.2 GWh | Oct 1902 | Dec 2025 | Water |
| Volta 2 | Pacific Gas & Electric Co. | Manton, CA | California Independent System Operator (CISO) | 3.6 GWh | Oct 1981 | Dec 2025 | Water |
| Rollins | Nevada Irrigation District | Colfax, CA | California Independent System Operator (CISO) | 36.9 GWh | Jul 1980 | Dec 2025 | Water |
| Hat Creek 2 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 46.0 GWh | Aug 1921 | Dec 2025 | Water |
| Rock Creek | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 421.4 GWh | Feb 1950 | Aug 2026 | Water |
| Salt Springs | Pacific Gas & Electric Co. | Pioneer, CA | California Independent System Operator (CISO) | 113.4 GWh | May 1931 | Dec 2025 | Water |
| Poe | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 176.3 GWh | Sep 1958 | Aug 2026 | Water |
| Pit 7 | Pacific Gas & Electric Co. | Montgomery Creek, CA | California Independent System Operator (CISO) | 366.3 GWh | Aug 1965 | Aug 2026 | Water |
| Pit 6 | Pacific Gas & Electric Co. | Montgomery Creek, CA | California Independent System Operator (CISO) | 262.5 GWh | Jul 1965 | Dec 2025 | Water |
| Pit 5 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 309.9 GWh | Mar 1944 | Aug 2026 | Water |
| Hat Creek 1 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 32.4 GWh | Jul 1921 | Dec 2025 | Water |
| Pit 4 | Pacific Gas & Electric Co. | Big Bend, CA | California Independent System Operator (CISO) | 341.9 GWh | Jun 1955 | Aug 2026 | Water |
| Pit 3 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 374.6 GWh | Jun 1925 | Dec 2025 | Water |
| Spaulding 1 | Pacific Gas & Electric Co. | Emigrant Gap, CA | California Independent System Operator (CISO) | 17.4 GWh | Apr 1928 | Dec 2025 | Water |
| J S Eastwood | Southern California Edison Co | Shaver Lake, CA | California Independent System Operator (CISO) | 90.6 GWh | Nov 1987 | Aug 2026 | Water |
| Humboldt Bay | Pacific Gas & Electric Co. | Eureka, CA | California Independent System Operator (CISO) | 323.2 GWh | Aug 2010 | Jul 2026 | Natural Gas : 99.4% Distillate Fuel Oil : 0.6% |
Summary of Power Plants By State
Figures are based on August 2026 generation numbers.| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 80 | 13,897.78 GWh |
| Alaska | # 48 | 146 | 672.99 GWh |
| Arizona | # 10 | 203 | 13,589.64 GWh |
| Arkansas | # 23 | 122 | 7,027.75 GWh |
| California | # 3 | 1,840 | 24,164.86 GWh |
| Colorado | # 30 | 321 | 5,322.30 GWh |
| Connecticut | # 34 | 180 | 4,400.98 GWh |
| Delaware | # 49 | 35 | 555.40 GWh |
| District of Columbia | # 51 | 19 | 21.71 GWh |
| Florida | # 2 | 345 | 28,185.93 GWh |
| Georgia | # 6 | 261 | 15,282.60 GWh |
| Hawaii | # 47 | 73 | 863.62 GWh |
| Idaho | # 43 | 152 | 1,754.56 GWh |
| Illinois | # 5 | 556 | 18,683.36 GWh |
| Indiana | # 17 | 226 | 9,970.06 GWh |
| Iowa | # 27 | 301 | 5,759.64 GWh |
| Kansas | # 26 | 191 | 6,368.18 GWh |
| Kentucky | # 21 | 63 | 7,221.26 GWh |
| Louisiana | # 14 | 93 | 10,670.45 GWh |
| Maine | # 45 | 250 | 1,285.31 GWh |
| Maryland | # 37 | 236 | 3,745.22 GWh |
| Massachusetts | # 41 | 679 | 1,958.59 GWh |
| Michigan | # 12 | 288 | 12,064.19 GWh |
| Minnesota | # 32 | 794 | 5,047.38 GWh |
| Mississippi | # 19 | 62 | 8,358.70 GWh |
| Missouri | # 22 | 134 | 7,125.71 GWh |
| State | Rank | Active Plants | Aug 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 2,266.60 GWh |
| Nebraska | # 39 | 132 | 3,448.00 GWh |
| Nevada | # 29 | 117 | 5,523.31 GWh |
| New Hampshire | # 42 | 60 | 1,901.10 GWh |
| New Jersey | # 25 | 409 | 6,440.88 GWh |
| New Mexico | # 33 | 166 | 4,571.47 GWh |
| New York | # 11 | 1,087 | 13,130.21 GWh |
| North Carolina | # 8 | 921 | 14,263.55 GWh |
| North Dakota | # 38 | 62 | 3,579.89 GWh |
| Ohio | # 7 | 216 | 14,448.49 GWh |
| Oklahoma | # 13 | 153 | 10,965.38 GWh |
| Oregon | # 31 | 292 | 5,257.14 GWh |
| Pennsylvania | # 4 | 270 | 23,772.83 GWh |
| Rhode Island | # 46 | 108 | 924.31 GWh |
| South Carolina | # 16 | 214 | 9,989.71 GWh |
| South Dakota | # 44 | 53 | 1,486.65 GWh |
| Tennessee | # 18 | 101 | 8,430.26 GWh |
| Texas | # 1 | 1,069 | 65,726.98 GWh |
| Utah | # 36 | 131 | 4,074.82 GWh |
| Vermont | # 50 | 118 | 175.56 GWh |
| Virginia | # 15 | 255 | 10,241.54 GWh |
| Washington | # 20 | 137 | 8,189.60 GWh |
| West Virginia | # 28 | 41 | 5,593.74 GWh |
| Wisconsin | # 24 | 272 | 6,683.19 GWh |
| Wyoming | # 35 | 71 | 4,322.19 GWh |