Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Volta 2 | Pacific Gas & Electric Co. | Manton, CA | California Independent System Operator (CISO) | 3.6 GWh | Oct 1981 | Dec 2025 | Water |
| J S Eastwood | Southern California Edison Co | Shaver Lake, CA | California Independent System Operator (CISO) | 108.6 GWh | Nov 1987 | Jun 2026 | Water |
| Butt Valley | Pacific Gas & Electric Co. | Belden, CA | California Independent System Operator (CISO) | 145.3 GWh | Nov 1958 | Dec 2025 | Water |
| Rollins | Nevada Irrigation District | Colfax, CA | California Independent System Operator (CISO) | 36.9 GWh | Jul 1980 | Dec 2025 | Water |
| Caribou 1 | Pacific Gas & Electric Co. | Belden, CA | California Independent System Operator (CISO) | 275.7 GWh | May 1921 | Dec 2025 | Water |
| Caribou 2 | Pacific Gas & Electric Co. | Belden, CA | California Independent System Operator (CISO) | 468.5 GWh | Oct 1958 | Jun 2026 | Water |
| Hat Creek 1 | Pacific Gas & Electric Co. | Burney, CA | California Independent System Operator (CISO) | 32.4 GWh | Jul 1921 | Dec 2025 | Water |
| Coleman PH | Pacific Gas & Electric Co. | Anderson, CA | California Independent System Operator (CISO) | 30.9 GWh | May 1979 | Dec 2025 | Water |
| Cresta | Pacific Gas & Electric Co. | Storrie, CA | California Independent System Operator (CISO) | 341.7 GWh | Oct 1949 | Dec 2025 | Water |
| De Sabla | Pacific Gas & Electric Co. | Magalia, CA | California Independent System Operator (CISO) | 20.7 GWh | Jan 1963 | 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 |
| Drum 1 | Pacific Gas & Electric Co. | Alta, CA | California Independent System Operator (CISO) | 15.1 GWh | Oct 1913 | Dec 2025 | Water |
| Drum 2 | Pacific Gas & Electric Co. | Alta, CA | California Independent System Operator (CISO) | 164.2 GWh | Nov 1965 | Dec 2025 | Water |
| Dutch Flat | Pacific Gas & Electric Co. | Alta, CA | California Independent System Operator (CISO) | 66.0 GWh | Feb 1943 | Dec 2025 | Water |
| El Dorado | El Dorado Irrigation District | Pollock Pines, CA | California Independent System Operator (CISO) | 80.5 GWh | Dec 1923 | Dec 2025 | Water |
| Electra | Pacific Gas & Electric Co. | Jackson, CA | California Independent System Operator (CISO) | 256.2 GWh | May 1948 | Jun 2026 | Water |
| Haas | Pacific Gas & Electric Co. | Balch Camp, CA | California Independent System Operator (CISO) | 153.3 GWh | Nov 1958 | Jun 2026 | Water |
| Halsey | Pacific Gas & Electric Co. | Auburn, CA | California Independent System Operator (CISO) | 21.5 GWh | Nov 1916 | Dec 2025 | Water |
| Forbestown | South Feather Water and Power Agency | Forbestown, CA | California Independent System Operator (CISO) | 114.9 GWh | Sep 1963 | Dec 2025 | Water |
| Devil Canyon | California Dept. of Water Resources | San Bernardino, CA | California Independent System Operator (CISO) | 780.4 GWh | Nov 1972 | Jun 2026 | Water |
| Parker | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 6.0 GWh | Mar 1982 | Jun 2025 | Water |
| Ralston | Placer County Water Agency - (CA) | Foresthill, CA | California Independent System Operator (CISO) | 302.6 GWh | Sep 1966 | Dec 2025 | Water |
| Oxbow (CA) | Placer County Water Agency - (CA) | Foresthill, CA | California Independent System Operator (CISO) | 23.2 GWh | Sep 1966 | Dec 2025 | Water |
| Middle Fork | Placer County Water Agency - (CA) | Foresthill, CA | California Independent System Operator (CISO) | 434.8 GWh | Sep 1966 | Jun 2026 | Water |
| French Meadows | Placer County Water Agency - (CA) | Foresthill, CA | California Independent System Operator (CISO) | 50.8 GWh | Sep 1966 | Dec 2024 | Water |
| Glenarm | City of Pasadena - (CA) | Pasadena, CA | California Independent System Operator (CISO) | 129.8 GWh | Dec 1975 | Dec 2025 | Natural Gas |
| Woodleaf | South Feather Water and Power Agency | Forbestown, CA | California Independent System Operator (CISO) | 167.1 GWh | Oct 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 |
| Edward C Hyatt | California Dept. of Water Resources | Oroville, CA | California Independent System Operator (CISO) | 2.1 TWh | Feb 1968 | Jun 2026 | Water |
| Tulloch | Oakdale&South San Joaquin Irrigation D. | Jamestown, CA | California Independent System Operator (CISO) | 103.2 GWh | May 1958 | 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 |
| Beardsley | Oakdale&South San Joaquin Irrigation D. | None, CA | California Independent System Operator (CISO) | 56.4 GWh | Apr 1957 | 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 |
| Chicago Park | Nevada Irrigation District | Colfax, CA | California Independent System Operator (CISO) | 65.2 GWh | Oct 1965 | Dec 2025 | Water |
| McSwain | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 26.9 GWh | Jun 1967 | Oct 2025 | Water |
| Exchequer | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 245.8 GWh | Jun 1967 | Dec 2025 | Water |
| R C Kirkwood | City & County of San Francisco - (CA) | Groveland, CA | California Independent System Operator (CISO) | 481.5 GWh | Jan 1967 | Jun 2026 | Water |
| Camanche | East Bay Municipal Util Dist - (CA) | Clements & Wallace, CA | California Independent System Operator (CISO) | 17.1 GWh | Jun 1983 | Dec 2025 | Water |
| Kerckhoff 2 | Pacific Gas & Electric Co. | Auberry, CA | California Independent System Operator (CISO) | 443.6 GWh | Apr 1983 | Jun 2026 | Water |
| Etiwanda | Metropolitan Water District of S CA | Rancho Cucamonga, CA | California Independent System Operator (CISO) | 1.0 GWh | Nov 1994 | Jul 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 |
| Newcastle | Pacific Gas & Electric Co. | Auburn, CA | California Independent System Operator (CISO) | 6.0 GWh | Nov 1986 | Dec 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 |
| Scott Flat | Nevada Irrigation District | Nevada City, CA | California Independent System Operator (CISO) | 3.8 GWh | Jan 1985 | Oct 2025 | Water |
| Combie South | Nevada Irrigation District | Auburn, CA | California Independent System Operator (CISO) | 3.7 GWh | Mar 1984 | Dec 2024 | Water |
| Alamo | California Dept. of Water Resources | Pearblossom, CA | California Independent System Operator (CISO) | 65.7 GWh | Jun 1986 | Dec 2025 | Water |
| Stanislaus | Pacific Gas & Electric Co. | Vallecito, CA | California Independent System Operator (CISO) | 199.8 GWh | Feb 1963 | 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 |
| 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 |
| Bear Valley | City of Escondido - (CA) | Escondido, CA | California Independent System Operator (CISO) | 2.7 GWh | May 1986 | Aug 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 |
| Colgate | Yuba County Water Agency - (CA) | Dobbins, CA | California Independent System Operator (CISO) | 1.3 TWh | Sep 1969 | Oct 2025 | Water |
| Thermalito | California Dept. of Water Resources | Oroville, CA | California Independent System Operator (CISO) | 303.2 GWh | Jan 1968 | Jun 2026 | Water |
| Big Creek 4 | Southern California Edison Co | North Fork, CA | California Independent System Operator (CISO) | 397.6 GWh | May 1951 | Jun 2026 | Water |
| Fontana | Southern California Edison Co | Rialto, CA | California Independent System Operator (CISO) | 1.9 GWh | Nov 1917 | Nov 2025 | Water |
| Bishop Creek 6 | Southern California Edison Co | Bishop, CA | California Independent System Operator (CISO) | 8.9 GWh | Feb 1913 | Dec 2025 | Water |
| Bishop Creek 5 | Southern California Edison Co | Bishop, CA | California Independent System Operator (CISO) | 10.7 GWh | May 1919 | Dec 2025 | Water |
| Bishop Creek 4 | Southern California Edison Co | Bishop, CA | California Independent System Operator (CISO) | 35.8 GWh | Aug 1905 | 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 |
| Bishop Creek 2 | Southern California Edison Co | Bishop, CA | California Independent System Operator (CISO) | 13.2 GWh | Oct 1908 | Dec 2025 | Water |
| Big Creek 2A | Southern California Edison Co | Auberry, CA | California Independent System Operator (CISO) | 302.6 GWh | Jul 1928 | Jun 2026 | Water |
| Big Creek 8 | Southern California Edison Co | Auberry, CA | California Independent System Operator (CISO) | 151.8 GWh | Jul 1921 | Dec 2025 | Water |
| Dion R Holm | City & County of San Francisco - (CA) | Groveland, CA | California Independent System Operator (CISO) | 550.4 GWh | Jul 1960 | Jun 2026 | Water |
| Big Creek 3 | Southern California Edison Co | Auberry, CA | California Independent System Operator (CISO) | 747.9 GWh | Aug 1923 | Jun 2026 | 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 1 | Southern California Edison Co | Big Creek, CA | California Independent System Operator (CISO) | 409.1 GWh | Oct 1913 | 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 |
| Moccasin | City & County of San Francisco - (CA) | Moccasin, CA | California Independent System Operator (CISO) | 308.4 GWh | Jul 1969 | Jun 2026 | 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 |
| A G Wishon | Pacific Gas & Electric Co. | North Fork, CA | California Independent System Operator (CISO) | 24.1 GWh | Aug 1910 | Oct 2025 | Water |
| Kern River 3 | Southern California Edison Co | Kernville, CA | California Independent System Operator (CISO) | 142.6 GWh | Feb 1921 | 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 |
| Geysers Unit 5-20 | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 4.2 TWh | Mar 1971 | Jun 2026 | Geothermal |
| Pardee | East Bay Municipal Util Dist - (CA) | Valley Springs, CA | California Independent System Operator (CISO) | 79.6 GWh | Jun 1930 | Dec 2025 | Water |
| Mountainview Generating Station | Southern California Edison Co | Redlands, CA | California Independent System Operator (CISO) | 1.1 TWh | Nov 2005 | Jun 2026 | Natural Gas |
| Rush Creek | Southern California Edison Co | June lake, CA | California Independent System Operator (CISO) | 30.0 GWh | Sep 1916 | Dec 2025 | Water |
| Portal | Southern California Edison Co | Lakeshore, CA | California Independent System Operator (CISO) | 26.2 GWh | Nov 1956 | Dec 2025 | Water |
| Tiger Creek | Pacific Gas & Electric Co. | Pioneer, CA | California Independent System Operator (CISO) | 215.7 GWh | May 1931 | Dec 2025 | Water |
| Toadtown | Pacific Gas & Electric Co. | Magalia, CA | California Independent System Operator (CISO) | 1.8 GWh | Mar 1986 | Oct 2025 | Water |
| Ormond Beach | Ormond Beach Power, LLC | Oxnard, CA | California Independent System Operator (CISO) | 4.9 GWh | Jul 1971 | May 2026 | Natural Gas |
| Mammoth Pool | Southern California Edison Co | North Fork, CA | California Independent System Operator (CISO) | 571.5 GWh | Feb 1960 | Jun 2026 | Water |
| AES Huntington Beach LLC | AES Huntington Beach LLC | Huntington Beach, CA | California Independent System Operator (CISO) | 4.9 GWh | May 1958 | Jun 2026 | Natural Gas |
| Kern River 1 | Southern California Edison Co | Bakersfield, CA | California Independent System Operator (CISO) | 175.7 GWh | Apr 1907 | Dec 2025 | Water |
| Volta 1 | Pacific Gas & Electric Co. | Manton, CA | California Independent System Operator (CISO) | 21.1 GWh | Mar 1980 | Dec 2025 | Water |
| Long Beach Generation | Long Beach Generation LLC | Long Beach, CA | California Independent System Operator (CISO) | 10.3 GWh | Nov 1976 | Dec 2024 | Natural Gas |
| Lundy | Southern California Edison Co | Lee Vining, CA | California Independent System Operator (CISO) | 6.7 GWh | Nov 1911 | Dec 2025 | Water |
| Wheelabrator Shasta | Shasta Sustainable Resource Management, Inc. | Anderson, CA | California Independent System Operator (CISO) | 289.8 GWh | Sep 1987 | Jun 2026 | Wood/Wood Waste Solids |
| Goal Line LP | Goal Line LP | Escondido, CA | California Independent System Operator (CISO) | 11.7 GWh | Jul 1994 | May 2026 | Natural Gas |
| Stockton Biomass | DTE Stockton LLC | Stockton, CA | California Independent System Operator (CISO) | 355.5 GWh | Nov 1987 | Dec 2025 | Wood/Wood Waste Solids : 99.6% |
| Plant No 1 Orange County | Orange County Sanitation Dist - (CA) | Fountain Valley, CA | California Independent System Operator (CISO) | 40.8 GWh | May 1993 | Dec 2025 | Other Biomass Gas : 81.6% Natural Gas : 18.4% |
| Monterey One Water | Monterey One Water | Marina, CA | California Independent System Operator (CISO) | 8.4 GWh | Jul 1988 | Dec 2025 | Other Biomass Gas : 78.5% Natural Gas : 21.5% |
| MM Yolo Power | Yolo County Community Services Department | Woodland, CA | California Independent System Operator (CISO) | 16.2 GWh | Sep 1990 | Dec 2025 | Landfill Gas |
| MM West Covina | MM West Covina Energy LLC | West Covina, CA | California Independent System Operator (CISO) | 40.4 GWh | May 1993 | Dec 2025 | Landfill Gas : 99.7% |
| Naval Hospital Medical Center | Department of the Navy | San Diego, CA | California Independent System Operator (CISO) | 15.7 GWh | Nov 2003 | Jun 2026 | Natural Gas |
| Yuba City Cogen Partners | Wellhead Services, Inc | Yuba City, CA | California Independent System Operator (CISO) | 14.7 GWh | Nov 1990 | Dec 2025 | Natural Gas |
| Solano County Cogen Plant | Solano County - (CA) | Fairfield, CA | California Independent System Operator (CISO) | 7.9 GWh | May 1989 | Dec 2025 | Natural Gas |
| Collierville Powerhouse | Northern California Power Agny | Murphys, CA | California Independent System Operator (CISO) | 397.3 GWh | Oct 1989 | Jun 2026 | Water |
Summary of Power Plants By State
Figures are based on June 2026 generation numbers.| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Alabama | # 9 | 77 | 12,594.28 GWh |
| Alaska | # 48 | 140 | 563.53 GWh |
| Arizona | # 11 | 199 | 11,138.97 GWh |
| Arkansas | # 21 | 117 | 6,425.86 GWh |
| California | # 4 | 1,744 | 17,197.11 GWh |
| Colorado | # 29 | 309 | 4,933.21 GWh |
| Connecticut | # 34 | 173 | 3,737.86 GWh |
| Delaware | # 49 | 35 | 376.53 GWh |
| District of Columbia | # 51 | 17 | 18.29 GWh |
| Florida | # 2 | 342 | 26,309.59 GWh |
| Georgia | # 7 | 250 | 13,880.75 GWh |
| Hawaii | # 47 | 70 | 767.91 GWh |
| Idaho | # 41 | 152 | 2,099.32 GWh |
| Illinois | # 5 | 494 | 16,673.62 GWh |
| Indiana | # 18 | 222 | 8,401.10 GWh |
| Iowa | # 23 | 297 | 6,139.01 GWh |
| Kansas | # 25 | 188 | 5,758.25 GWh |
| Kentucky | # 22 | 61 | 6,181.49 GWh |
| Louisiana | # 15 | 90 | 9,779.36 GWh |
| Maine | # 45 | 242 | 1,215.46 GWh |
| Maryland | # 36 | 228 | 3,591.08 GWh |
| Massachusetts | # 44 | 666 | 1,410.23 GWh |
| Michigan | # 14 | 276 | 9,804.74 GWh |
| Minnesota | # 30 | 790 | 4,889.70 GWh |
| Mississippi | # 20 | 60 | 6,899.16 GWh |
| Missouri | # 24 | 129 | 6,066.44 GWh |
| State | Rank | Active Plants | Jun 2026 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,225.73 GWh |
| Nebraska | # 39 | 126 | 3,184.64 GWh |
| Nevada | # 31 | 117 | 4,654.59 GWh |
| New Hampshire | # 43 | 57 | 1,659.52 GWh |
| New Jersey | # 28 | 398 | 5,055.63 GWh |
| New Mexico | # 33 | 159 | 4,408.01 GWh |
| New York | # 10 | 1,064 | 11,564.60 GWh |
| North Carolina | # 8 | 913 | 12,773.20 GWh |
| North Dakota | # 35 | 59 | 3,713.80 GWh |
| Ohio | # 6 | 213 | 13,969.06 GWh |
| Oklahoma | # 17 | 144 | 9,156.03 GWh |
| Oregon | # 27 | 281 | 5,322.08 GWh |
| Pennsylvania | # 3 | 259 | 21,018.65 GWh |
| Rhode Island | # 46 | 107 | 854.92 GWh |
| South Carolina | # 16 | 209 | 9,442.42 GWh |
| South Dakota | # 42 | 53 | 1,803.66 GWh |
| Tennessee | # 19 | 99 | 7,036.17 GWh |
| Texas | # 1 | 1,028 | 57,844.67 GWh |
| Utah | # 38 | 129 | 3,196.09 GWh |
| Vermont | # 50 | 118 | 180.62 GWh |
| Virginia | # 12 | 250 | 10,352.13 GWh |
| Washington | # 13 | 135 | 10,051.77 GWh |
| West Virginia | # 32 | 41 | 4,489.44 GWh |
| Wisconsin | # 26 | 266 | 5,542.48 GWh |
| Wyoming | # 37 | 69 | 3,318.53 GWh |