Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| GenConn Middletown LLC | GenConn Middletown LLC | Middletown, CT | ISO New England (ISNE) | 5.9 GWh | May 2011 | Dec 2024 | Kerosene : 57.4% Natural Gas : 42.6% |
| Jamaica Bay Peaking | Jamaica Bay Peaking Facility, LLC | Far Rockaway, NY | New York Independent System Operator (NYIS) | 24.5 GWh | Jun 2003 | Dec 2024 | Kerosene : 51.8% Natural Gas : 48.2% |
| Hawkeye Energy Greenport LLC | Hawkeye Energy Greenport LLC | Greenport, NY | New York Independent System Operator (NYIS) | 24.8 GWh | Jun 2003 | Dec 2024 | Kerosene |
| Shoreham Energy LLC | MPH Cross Island Power | Shoreham, NY | New York Independent System Operator (NYIS) | 1.5 GWh | Jun 2002 | Dec 2024 | Kerosene |
| Cos Cob | Connecticut Jet Power LLC | Greenwich, CT | ISO New England (ISNE) | 676.0 MWh | Aug 1969 | Dec 2024 | Kerosene |
| Spencer Gas Turbine | City of Spencer - (IA) | Spencer, IA | Midcontinent Independent System Operator, Inc. (MISO) | 651.0 MWh | Dec 1969 | Dec 2024 | Kerosene |
| Torrington Terminal | Connecticut Jet Power LLC | Torrington, CT | ISO New England (ISNE) | 146.0 MWh | Oct 1967 | Dec 2024 | Kerosene |
| Franklin Drive | Connecticut Jet Power LLC | Torrington, CT | ISO New England (ISNE) | 118.0 MWh | Oct 1968 | Dec 2024 | Kerosene |
| Branford | Connecticut Jet Power LLC | Branford, CT | ISO New England (ISNE) | 109.0 MWh | Oct 1967 | Dec 2024 | Kerosene |
| 74th Street | Consolidated Edison Co-NY Inc | New York, NY | New York Independent System Operator (NYIS) | 7.0 MWh | Sep 1968 | Dec 2024 | Kerosene |
| Berlin 5 | Green Mountain Power Corp | Berlin, VT | ISO New England (ISNE) | 1.2 GWh | May 1972 | Oct 2025 | Kerosene |
| South Cairo | Central Hudson Gas & Elec Corp | Cairo, NY | New York Independent System Operator (NYIS) | 583.6 MWh | May 1970 | Mar 2024 | Kerosene |
| M Street Jet | Massachusetts Bay Trans Auth | Boston, MA | ISO New England (ISNE) | 457.0 MWh | Apr 1979 | Dec 2024 | Kerosene |
| Holtsville | National Grid Generation LLC | Holtsville, NY | New York Independent System Operator (NYIS) | 21.3 GWh | Jun 1974 | Dec 2024 | Kerosene |
| Dynegy Oakland Power Plant | Dynegy Oakland, LLC | Oakland, CA | California Independent System Operator (CISO) | 2.7 GWh | Oct 1978 | Sep 2025 | Jet Fuel |
| Schiller | Granite Shore Power | Portsmouth, NH | ISO New England (ISNE) | 648.0 MWh | Sep 1952 | Oct 2025 | Jet Fuel |
| White Lake | Granite Shore Power | Tamworth, NH | ISO New England (ISNE) | 484.0 MWh | Jun 1968 | Dec 2024 | Jet Fuel |
| Tungsten Mountain | Tungsten Mountain | Fallon, NV | Nevada Power Company (NEVP) | 284.4 GWh | Nov 2017 | Oct 2025 | Geothermal : 92.5% Solar : 7.5% |
| Patua Acquisition Project, LLC | Patua Acquisition Company, LLC | Hazen, NV | Nevada Power Company (NEVP) | 133.5 GWh | Nov 2013 | Dec 2024 | Geothermal : 80.5% Solar : 19.5% |
| Stillwater Facility | Ormat Stillwater LLC | Fallon, NV | Nevada Power Company (NEVP) | 128.3 GWh | Feb 2009 | Dec 2024 | Geothermal : 70.5% Solar : 29.5% |
| Elmore Company | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 104.3 GWh | Oct 1988 | Dec 2024 | Geothermal |
| Coso Energy Developers | Coso Operating Co LLC | Inyokern, CA | California Independent System Operator (CISO) | 244.2 GWh | Nov 1988 | Dec 2024 | Geothermal |
| Salton Sea Power Gen Co - Unit 1 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 78.4 GWh | Jun 1982 | Dec 2024 | Geothermal |
| Salton Sea Power Gen Co - Unit 2 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 107.0 GWh | Feb 1990 | Dec 2024 | Geothermal |
| Calistoga Power Plant | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 456.0 GWh | Feb 1984 | Oct 2025 | Geothermal |
| Mammoth G2 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 82.3 GWh | Nov 1990 | Dec 2024 | Geothermal |
| Mammoth G1 | Ormat Nevada Inc | Mammoth lakes, CA | California Independent System Operator (CISO) | 59.6 GWh | Nov 1984 | Dec 2024 | Geothermal |
| Mammoth G3 | Ormat Nevada Inc | Mammoth Lakes, CA | California Independent System Operator (CISO) | 103.1 GWh | Nov 1990 | Dec 2024 | Geothermal |
| Coso Power Developers | Coso Operating Co LLC | Inyokern, CA | California Independent System Operator (CISO) | 301.8 GWh | Oct 1989 | Oct 2025 | Geothermal |
| Coso Finance Partners | Coso Operating Co LLC | Inyokern, CA | California Independent System Operator (CISO) | 366.6 GWh | Jun 1987 | Oct 2025 | Geothermal |
| Steamboat Hills LP | Ormat Nevada Inc | Reno, NV | Nevada Power Company (NEVP) | 231.7 GWh | Jan 1988 | Dec 2024 | Geothermal |
| CE Leathers | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 70.6 GWh | Oct 1989 | Dec 2024 | Geothermal |
| Del Ranch Company | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 326.3 GWh | Sep 1988 | Dec 2024 | Geothermal |
| Dixie Valley | Ormat Nevada Inc | Fallon, NV | California Independent System Operator (CISO) | 401.2 GWh | May 1988 | Oct 2025 | Geothermal |
| Salton Sea Power Gen Co - Unit 3 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 314.9 GWh | Jan 1989 | Dec 2024 | Geothermal |
| Ormesa III | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 44.4 GWh | Apr 1989 | Dec 2024 | Geothermal |
| Puna Geothermal Venture I | Puna Geothermal Venture | Pahoa, HI | 258.9 GWh | Jul 1992 | Dec 2024 | Geothermal | |
| Beowawe | Ormat Nevada Inc | Beowawe, NV | Nevada Power Company (NEVP) | 107.2 GWh | Nov 1985 | Dec 2024 | Geothermal |
| Ormesa I | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 70.2 GWh | Nov 1986 | Dec 2024 | Geothermal |
| Vulcan-BN Geothermal Power Company | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 227.2 GWh | Nov 1985 | Dec 2024 | Geothermal |
| Geysers Unit 5-20 | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 4.4 TWh | Mar 1971 | Oct 2025 | Geothermal |
| Blundell | PacifiCorp | Milford, UT | PacifiCorp East (PACE) | 272.5 GWh | Jun 1984 | Dec 2024 | Geothermal |
| Sonoma California Geothermal | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 447.6 GWh | Nov 1983 | Dec 2024 | Geothermal |
| San Emidio | USG Nevada LLC | Gerlach, NV | Nevada Power Company (NEVP) | 83.8 GWh | Apr 2012 | Dec 2024 | Geothermal |
| Neal Hot Springs Geothermal Project | US Geothermal Inc. | Vale, OR | Idaho Power Company (IPCO) | 168.9 GWh | Oct 2012 | Dec 2024 | Geothermal |
| Salt Wells | Ormat Salt Wells LLC | Fallon, NV | Nevada Power Company (NEVP) | 70.0 GWh | Feb 2009 | Dec 2024 | Geothermal |
| Jersey Valley Geothermal Power Plant | Ormat Nevada Inc | Imlay, NV | Nevada Power Company (NEVP) | 60.9 GWh | Nov 2010 | Dec 2024 | Geothermal |
| John L. Featherstone Plant | Hudson Ranch Power I LLC | Calipatria, CA | Imperial Irrigation District (IID) | 435.4 GWh | Feb 2012 | Oct 2025 | Geothermal |
| Thermo No 1 | Thermo No 1 BE 01 LLC | Milford, UT | PacifiCorp East (PACE) | 57.7 GWh | Mar 2013 | Dec 2024 | Geothermal |
| McGinness Hills | Ormat Nevada Inc | Austin, NV | Nevada Power Company (NEVP) | 602.8 GWh | Apr 2012 | Dec 2024 | Geothermal |
| Tuscarora Geothermal Power Plant | Ormat Nevada Inc | Tuscarora, NV | Nevada Power Company (NEVP) | 124.4 GWh | Dec 2011 | Dec 2024 | Geothermal |
| Raft River Geothermal Power Plant | US Geothermal Inc. | Malta, ID | Bonneville Power Administration (BPAT) | 92.0 GWh | Dec 2007 | Dec 2024 | Geothermal |
| Salton Sea Power LLC - Unit 5 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 290.3 GWh | Mar 2000 | Dec 2024 | Geothermal |
| Brady | Ormat Nevada Inc | Fallon, NV | Nevada Power Company (NEVP) | 88.7 GWh | May 1992 | Dec 2024 | Geothermal |
| Richard Burdette Geothermal | Ormat Nevada Inc | Reno, NV | Nevada Power Company (NEVP) | 97.6 GWh | Oct 2005 | Dec 2024 | Geothermal |
| NGP Blue Mountain I LLC | NGP Blue Mountain I LLC | Winnemucca, NV | Nevada Power Company (NEVP) | 182.8 GWh | Oct 2009 | Dec 2024 | Geothermal |
| North Brawley Geothermal Plant | Ormat Nevada Inc | Brawley, CA | Imperial Irrigation District (IID) | 16.9 GWh | Sep 2009 | Dec 2024 | Geothermal |
| Galena 3 Geothermal Power Plant | Ormat Nevada Inc | Reno, NV | Nevada Power Company (NEVP) | 82.6 GWh | Jan 2008 | Dec 2024 | Geothermal |
| Galena 2 Geothermal Power Plant | Ormat Nevada Inc | Reno, NV | Nevada Power Company (NEVP) | 36.7 GWh | Mar 2007 | Dec 2024 | Geothermal |
| Geothermal 1 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 367.1 GWh | Dec 1982 | Oct 2025 | Geothermal |
| Geothermal 2 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 316.5 GWh | Nov 1985 | Oct 2025 | Geothermal |
| Desert Peak Power Plant | Ormat Nevada Inc | Fernley, NV | Nevada Power Company (NEVP) | 72.7 GWh | May 2006 | Dec 2024 | Geothermal |
| Heber Geothermal | ORCAL Geothermal, Inc | Heber, CA | Imperial Irrigation District (IID) | 384.9 GWh | May 1985 | Dec 2024 | Geothermal |
| Steamboat II | Steamboat Development Corp | Reno, NV | Nevada Power Company (NEVP) | 62.7 GWh | Jul 1992 | Dec 2024 | Geothermal |
| Steamboat III | Steamboat Development Corp | Reno, NV | Nevada Power Company (NEVP) | 69.4 GWh | Sep 1992 | Dec 2024 | Geothermal |
| Second Imperial Geothermal | ORCAL Geothermal, Inc | Heber, CA | Imperial Irrigation District (IID) | 302.3 GWh | May 1993 | Dec 2024 | Geothermal |
| Salton Sea Power Gen Co - Unit 4 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 179.8 GWh | Apr 1996 | Dec 2024 | Geothermal |
| Aidlin Geothermal Power Plant | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 81.3 GWh | Apr 1989 | Dec 2024 | Geothermal |
| Ormesa II | Ormat Nevada Inc | Holtville, CA | Imperial Irrigation District (IID) | 131.7 GWh | Apr 1989 | Dec 2024 | Geothermal |
| Star Peak Geothermal Plant | Star Peak Geothermal LLC. | Imlay, NV | Nevada Power Company (NEVP) | 39.6 GWh | Jul 2022 | Dec 2024 | Geothermal |
| Cove Fort | Ormat Cove Fort LLC | Cove Fort, UT | PacifiCorp East (PACE) | 120.8 GWh | Nov 2013 | Dec 2024 | Geothermal |
| Lightning Dock Geothermal | Lightning Dock Geothermal HI-01, LLC | Animas, NM | Public Service Company of New Mexico (PNM) | 48.6 GWh | Nov 2013 | Oct 2025 | Geothermal |
| Don A Campbell 1 Geothermal | ORNI 47, LLC | Gabbs, NV | Nevada Power Company (NEVP) | 110.0 GWh | Dec 2013 | Dec 2024 | Geothermal |
| Don A Campbell 2 Geothermal | ORNI 37 LLC | Luning, NV | Nevada Power Company (NEVP) | 93.5 GWh | Aug 2015 | Dec 2024 | Geothermal |
| Soda Lake 3 | AMOR IX, LLC | Fallon, NV | Nevada Power Company (NEVP) | 120.4 GWh | Oct 2019 | Oct 2025 | Geothermal |
| Whitegrass No. 1 | Open Mountain Energy LLC. | Yerington, NV | Nevada Power Company (NEVP) | 17.7 GWh | Sep 2018 | Dec 2024 | Geothermal |
| North Valley | North Valley | Gerlach, NV | Nevada Power Company (NEVP) | 201.7 GWh | Mar 2023 | Oct 2025 | Geothermal |
| CD4 | CD4 | Mammoth Lakes, CA | California Independent System Operator (CISO) | 276.9 GWh | Jun 2022 | Dec 2024 | Geothermal |
| McGinness Hills 3 | Ormat Nevada Inc | Austin, NV | Nevada Power Company (NEVP) | 403.0 GWh | Nov 2018 | Oct 2025 | Geothermal |
| Indeck Jonesboro Energy Center | Stored Solar J&WE | Jonesboro, ME | ISO New England (ISNE) | 16.0 MWh | Nov 1987 | Jun 2025 | Gaseous Propane : 66.7% Wood/Wood Waste Solids : 33.3% |
| Electrolyte BESS | Henrietta BESS LLC | Lemoore, CA | California Independent System Operator (CISO) | 5.6 GWh | - | Oct 2025 | Electricity used for energy storage |
| Robins | Georgia Power Co | Robins AFB, GA | Southern Company Services, Inc. - Trans (SOCO) | 4.4 GWh | Apr 1995 | Dec 2024 | Distillate Fuel Oil : 99.9% |
| Glencoe | Glencoe Light & Power Comm | Glencoe, MN | Midcontinent Independent System Operator, Inc. (MISO) | 182.0 MWh | May 1957 | Dec 2024 | Distillate Fuel Oil : 99.8% |
| Algona | City of Algona - (IA) | Algona, IA | Southwest Power Pool (SWPP) | 507.0 MWh | Nov 1965 | Dec 2024 | Distillate Fuel Oil : 99.5% Natural Gas : 0.5% |
| Unisea G 2 | Unisea Inc | Dutch Harbor, AK | 32.0 GWh | Jul 1990 | Dec 2024 | Distillate Fuel Oil : 99.3% Other Biomass Liquids : 0.7% | |
| Bay View Backup Power Facility | COT/Division of Water Reclamation | Toledo, OH | PJM Interconnection, LLC (PJM) | 629.0 MWh | Dec 2006 | Dec 2024 | Distillate Fuel Oil : 99.1% Natural Gas : 0.9% |
| Cashton | Village of Cashton - (WI) | Cashton, WI | Midcontinent Independent System Operator, Inc. (MISO) | 7.8 MWh | Jul 1932 | Dec 2024 | Distillate Fuel Oil : 98.9% Natural Gas : 1.1% |
| Hoonah | Inside Passage Elec Coop, Inc | Hoonah, AK | 4.6 GWh | Jun 1997 | Dec 2024 | Distillate Fuel Oil : 97.1% Jet Fuel : 2.9% | |
| Janesville | City of Janesville - (MN) | Janesville, MN | Midcontinent Independent System Operator, Inc. (MISO) | 20.0 MWh | Apr 1955 | Dec 2024 | Distillate Fuel Oil : 97.0% Natural Gas : 3.0% |
| Snake River | Nome Joint Utility Systems | Nome, AK | 32.0 GWh | Mar 1991 | Dec 2024 | Distillate Fuel Oil : 95.4% Wind : 4.6% | |
| Pebbly Beach Generating Station Hybrid | Southern California Edison Co | Avalon, CA | California Independent System Operator (CISO) | 28.6 GWh | Jun 1958 | Oct 2025 | Distillate Fuel Oil : 94.5% Gaseous Propane : 5.5% |
| Good Samaritan Hospital | Good Samaritan Hospital | Suffern, NY | New York Independent System Operator (NYIS) | 25.0 MWh | Dec 1979 | Dec 2024 | Distillate Fuel Oil : 92.4% Natural Gas : 7.6% |
| Falls City | City of Falls City - (NE) | Falls City, NE | Southwest Power Pool (SWPP) | 456.0 MWh | Jul 1930 | Dec 2024 | Distillate Fuel Oil : 92.3% Natural Gas : 7.7% |
| Kennett | City of Kennett - (MO) | Kennett, MO | Southwest Power Pool (SWPP) | 1.8 GWh | Jul 1942 | Dec 2024 | Distillate Fuel Oil : 91.1% Natural Gas : 8.9% |
| Story City | City of Story City - (IA) | Story City, IA | Midcontinent Independent System Operator, Inc. (MISO) | 97.0 MWh | Dec 1963 | Dec 2024 | Distillate Fuel Oil : 89.6% Natural Gas : 10.4% |
| Herbert A Wagner | H.A. Wagner LLC | Baltimore, MD | PJM Interconnection, LLC (PJM) | 212.6 GWh | Jan 1956 | Oct 2025 | Distillate Fuel Oil : 88.7% Natural Gas : 11.3% |
| Broken Bow | City of Broken Bow - (NE) | Broken Bow, NE | Southwest Power Pool (SWPP) | 67.0 MWh | Nov 1936 | Dec 2024 | Distillate Fuel Oil : 88.4% Natural Gas : 11.6% |
| Stuart (NE) | City of Stuart - (NE) | Stuart, NE | Southwest Power Pool (SWPP) | 5.0 MWh | Dec 1951 | Dec 2024 | Distillate Fuel Oil : 86.1% Natural Gas : 13.9% |
| Chesterfield Landfill Gas | Industrial Power Generating Company LLC | Chester, VA | PJM Interconnection, LLC (PJM) | 35.0 MWh | May 2004 | Dec 2024 | Distillate Fuel Oil : 85.4% Landfill Gas : 14.6% |
| Kotzebue Hybrid | Kotzebue Electric Assn Inc | Kotzebue, AK | 19.4 GWh | Jul 1987 | Dec 2024 | Distillate Fuel Oil : 85.3% Wind : 14.7% |
Summary of Power Plants By State
Figures are based on October 2025 generation numbers.| State | Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 11,041.22 GWh |
| Alaska | # 49 | 144 | 484.88 GWh |
| Arizona | # 11 | 184 | 9,400.73 GWh |
| Arkansas | # 24 | 116 | 5,068.08 GWh |
| California | # 4 | 1,734 | 16,078.58 GWh |
| Colorado | # 30 | 302 | 4,272.03 GWh |
| Connecticut | # 38 | 166 | 3,176.41 GWh |
| Delaware | # 48 | 33 | 521.87 GWh |
| District of Columbia | # 51 | 16 | 15.93 GWh |
| Florida | # 2 | 321 | 22,593.36 GWh |
| Georgia | # 6 | 262 | 11,885.65 GWh |
| Hawaii | # 47 | 73 | 845.96 GWh |
| Idaho | # 44 | 147 | 1,448.54 GWh |
| Illinois | # 5 | 382 | 15,897.55 GWh |
| Indiana | # 12 | 211 | 9,138.69 GWh |
| Iowa | # 18 | 292 | 6,552.01 GWh |
| Kansas | # 31 | 187 | 4,138.18 GWh |
| Kentucky | # 23 | 60 | 5,089.89 GWh |
| Louisiana | # 14 | 86 | 8,618.27 GWh |
| Maine | # 45 | 215 | 1,114.12 GWh |
| Maryland | # 35 | 203 | 3,540.16 GWh |
| Massachusetts | # 41 | 648 | 1,963.73 GWh |
| Michigan | # 9 | 272 | 10,045.59 GWh |
| Minnesota | # 27 | 765 | 4,687.69 GWh |
| Mississippi | # 20 | 57 | 6,085.50 GWh |
| Missouri | # 21 | 127 | 5,515.65 GWh |
| State | Rank | Active Plants | Oct 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 71 | 2,455.83 GWh |
| Nebraska | # 36 | 129 | 3,412.31 GWh |
| Nevada | # 33 | 114 | 3,578.95 GWh |
| New Hampshire | # 43 | 60 | 1,661.03 GWh |
| New Jersey | # 25 | 393 | 4,903.52 GWh |
| New Mexico | # 37 | 143 | 3,370.59 GWh |
| New York | # 8 | 956 | 10,108.60 GWh |
| North Carolina | # 13 | 906 | 9,082.37 GWh |
| North Dakota | # 34 | 60 | 3,554.85 GWh |
| Ohio | # 10 | 197 | 9,920.42 GWh |
| Oklahoma | # 17 | 142 | 7,167.46 GWh |
| Oregon | # 26 | 275 | 4,755.34 GWh |
| Pennsylvania | # 3 | 256 | 16,669.60 GWh |
| Rhode Island | # 46 | 100 | 886.30 GWh |
| South Carolina | # 15 | 208 | 8,061.53 GWh |
| South Dakota | # 42 | 52 | 1,892.35 GWh |
| Tennessee | # 22 | 88 | 5,198.50 GWh |
| Texas | # 1 | 947 | 48,837.92 GWh |
| Utah | # 39 | 125 | 3,044.05 GWh |
| Vermont | # 50 | 117 | 151.45 GWh |
| Virginia | # 19 | 239 | 6,515.03 GWh |
| Washington | # 16 | 137 | 7,971.98 GWh |
| West Virginia | # 29 | 39 | 4,608.16 GWh |
| Wisconsin | # 28 | 250 | 4,687.23 GWh |
| Wyoming | # 32 | 70 | 3,770.47 GWh |