Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Dartmouth Power Associates LP | Dartmouth Energy Center | Dartmouth, MA | ISO New England (ISNE) | 88.9 GWh | Feb 1992 | Dec 2025 | Natural Gas : 96.7% Distillate Fuel Oil : 3.3% |
| Puna Geothermal Venture I | Puna Geothermal Venture | Pahoa, HI | 207.9 GWh | Jul 1992 | Dec 2025 | Geothermal | |
| Yough Hydro Power | D/R Hydro Co | Confluence, PA | PJM Interconnection, LLC (PJM) | 38.2 GWh | Nov 1989 | Dec 2025 | Water |
| Vanderbilt University Power Plant | Vanderbilt University | Nashville, TN | Tennessee Valley Authority (TVA) | 105.7 GWh | Oct 1988 | Dec 2025 | Natural Gas |
| Ogdensburg | Ampersand Ogdensburg Hydro, LLC | Ogdensburg, NY | New York Independent System Operator (NYIS) | 4.4 GWh | Nov 1987 | Dec 2025 | Water |
| Hartford Hospital Cogeneration | Cartier Energy, LLC | Hartford, CT | ISO New England (ISNE) | 49.1 GWh | Jun 1988 | Dec 2025 | Natural Gas |
| Martinez Sulfuric Acid Regeneration Plt | Eco Services Corp. | Martinez, CA | California Independent System Operator (CISO) | 13.4 GWh | Dec 1977 | Dec 2025 | Waste Heat |
| Dominguez Plant | Eco Services Corp. | Long Beach, CA | California Independent System Operator (CISO) | 33.7 GWh | Jul 1976 | Dec 2025 | Waste Heat |
| Houston Plant | Eco Services Corp. | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 52.5 GWh | Dec 1969 | Dec 2025 | Waste Heat |
| Radford Army Ammunition Plant | U.S. Army - Radford | Radford, VA | PJM Interconnection, LLC (PJM) | 32.0 GWh | Dec 1989 | Dec 2025 | Natural Gas |
| McKittrick Cogen | Chevron USA Inc | McKittrick, CA | California Independent System Operator (CISO) | 61.2 GWh | May 2012 | Dec 2025 | Natural Gas |
| Lost Hills Cogeneration Plant | AERA Energy LLC | Lost Hills, CA | California Independent System Operator (CISO) | 7.5 GWh | Sep 1985 | Dec 2025 | Natural Gas |
| Cymric 31X Cogen | Chevron USA Inc | McKittrick, CA | California Independent System Operator (CISO) | 17.5 GWh | Sep 1988 | Dec 2025 | Natural Gas |
| Cymric 6Z Cogen | Chevron USA Inc | McKittrick, CA | California Independent System Operator (CISO) | 26.6 GWh | Jun 1986 | Dec 2025 | Natural Gas |
| Coalinga 25D Cogen | Chevron USA Inc | Coalinga, CA | California Independent System Operator (CISO) | 38.9 GWh | Sep 1986 | Dec 2025 | Natural Gas |
| Elizabeth River Power Station | Virginia Electric & Power Co | Chesapeake, VA | PJM Interconnection, LLC (PJM) | 174.0 GWh | May 1992 | Dec 2025 | Natural Gas : 62.1% Distillate Fuel Oil : 37.9% |
| NewYork-Presbyterian Brooklyn Methodist | NewYork-Presbyterian Brooklyn Methodist Hospital | Brooklyn, NY | New York Independent System Operator (NYIS) | 29.0 MWh | Dec 1990 | Dec 2025 | Distillate Fuel Oil |
| Plant No 2 Orange County | Orange County Sanitation Dist - (CA) | Huntington Beach, CA | California Independent System Operator (CISO) | 46.9 GWh | May 1993 | Dec 2025 | Other Biomass Gas : 77.2% Natural Gas : 22.8% |
| Cymric 36W Cogen | Chevron USA Inc | McKittrick, CA | California Independent System Operator (CISO) | 53.4 GWh | Sep 1982 | Dec 2025 | Natural Gas |
| Wasson CO2 Removal Plant | Occidental Permian Ltd | Denver City, TX | Southwest Power Pool (SWPP) | 114.0 GWh | Jan 1988 | Dec 2025 | Natural Gas |
| Elk Basin Gasoline Plant | Contango Oil and Gas | Powell, WY | PacifiCorp East (PACE) | 6.3 GWh | Dec 1947 | Dec 2025 | Other Gas |
| Whiting Refinery | BP PLC | Whiting, IN | Midcontinent Independent System Operator, Inc. (MISO) | 327.8 GWh | Dec 1947 | Dec 2025 | Other Gas : 87.1% Natural Gas : 12.9% |
| Power Station 4 | South Houston Green Power LLC | Texas City, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 516.8 GWh | Aug 1986 | Dec 2025 | Natural Gas |
| Mojave 3/4/5 | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 125.0 GWh | Nov 1990 | Dec 2025 | Wind |
| Elkton | Merck & Co Inc | Elkton, VA | PJM Interconnection, LLC (PJM) | 7.4 GWh | May 1982 | Dec 2025 | Natural Gas : 99.9% |
| West Point (PA) | Merck & Co Inc-West Point | West Point, PA | PJM Interconnection, LLC (PJM) | 265.3 GWh | Dec 1971 | Dec 2025 | Natural Gas |
| Lacomb Irrigation District | Lacomb Irrigation Dist | Lebanon, OR | PacifiCorp West (PACW) | 3.8 GWh | Nov 1986 | Dec 2025 | Water |
| Aidlin Geothermal Power Plant | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 82.4 GWh | Apr 1989 | Dec 2025 | Geothermal |
| 85 A | Wind Wall 1 LLC | Tehachapi, CA | California Independent System Operator (CISO) | 70.6 GWh | Dec 1984 | Dec 2025 | Wind |
| 85 B | Wind Wall 1 LLC | Tehachapi, CA | California Independent System Operator (CISO) | 93.2 GWh | Dec 1984 | Dec 2025 | Wind |
| Riverbay | Riverbay Corp | New York, NY | New York Independent System Operator (NYIS) | 88.3 GWh | Feb 2011 | Dec 2025 | Natural Gas : 99.8% |
| Upper Barker | KEI (Maine) Power Management (III) LLC | Auburn, ME | ISO New England (ISNE) | 4.0 GWh | Apr 1987 | Dec 2025 | Water |
| Conemaugh Hydro Plant | Pennsylvania Renewable Resources | Saltsburg, PA | PJM Interconnection, LLC (PJM) | 43.3 GWh | Jan 1989 | Dec 2025 | Water |
| CITGO Refinery Powerhouse | CITGO Petroleum Corp | Sulphur, LA | Midcontinent Independent System Operator, Inc. (MISO) | 223.9 GWh | Dec 1941 | Dec 2025 | Other Gas |
| C R Wing Cogen Plant | BHER Power Resources, Inc | Big Spring, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 427.5 GWh | Jun 1987 | Dec 2025 | 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 |
| Falls Creek | Eagle Creek Renewable Energy, LLC | Cascadia, OR | PacifiCorp West (PACW) | 11.8 GWh | Nov 1984 | Dec 2025 | Water |
| Broadwater Power Project | Montana Dept-Natural Res&Consv | Toston, MT | NorthWestern Corporation (NWMT) | 27.9 GWh | May 1989 | Dec 2025 | Water |
| 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% |
| Rensselaer Cogen | Rensselaer Generating LLC | Rensselaer, NY | New York Independent System Operator (NYIS) | 68.3 GWh | Mar 1994 | Dec 2025 | Natural Gas : 99.8% |
| Lockport Energy Associates LP | Lockport Energy Associates LP | Lockport, NY | New York Independent System Operator (NYIS) | 413.0 GWh | Jun 1992 | Dec 2025 | Natural Gas |
| Riverview Energy Systems | Riverview Energy Systems | Riverview, MI | Midcontinent Independent System Operator, Inc. (MISO) | 36.0 MWh | Dec 1987 | Dec 2025 | Landfill Gas |
| International Paper Riverdale Mill | International Paper Co-Riverdl | Selma, AL | Southern Company Services, Inc. - Trans (SOCO) | 552.2 GWh | Dec 1966 | Dec 2025 | Natural Gas : 83.0% Black Liquor : 17.0% |
| International Paper Texarkana Mill | Graphic Packaging International - Texarkana | Queen City, TX | Southwest Power Pool (SWPP) | 388.1 GWh | Dec 1971 | Dec 2025 | Black Liquor : 53.2% Natural Gas : 26.7% Wood/Wood Waste Solids : 20.1% |
| Second Imperial Geothermal | ORCAL Geothermal, Inc | Heber, CA | Imperial Irrigation District (IID) | 275.2 GWh | May 1993 | Dec 2025 | Geothermal |
| Kennedy International Airport Cogen | KIAC Partners | Jamaica, NY | New York Independent System Operator (NYIS) | 609.1 GWh | Nov 1994 | Dec 2025 | Natural Gas |
| Mechanic Falls | KEI (Maine) Power Management (IV) LLC | Mechanic Falls, ME | ISO New England (ISNE) | 1.9 GWh | Mar 1986 | Dec 2025 | Water |
| Pittsfield Hydro | KEI (Maine) Power Management (II) LLC | Burnham, ME | ISO New England (ISNE) | 2.7 GWh | Jun 1986 | Dec 2025 | Water |
| World Generation X | North American Energy Services | North Tonawanda, NY | New York Independent System Operator (NYIS) | 404.3 GWh | Jun 1993 | Dec 2025 | Natural Gas |
| Great Lakes Hydro America - ME | Great Lakes Hydro America LLC | Millinocket, ME | ISO New England (ISNE) | 500.1 GWh | Jun 1917 | Dec 2025 | Water |
| Hillcrest Pump Station | Denver City & County of - (CO) | Denver, CO | Public Service Company of Colorado (PSCO) | 7.7 GWh | May 1993 | Dec 2025 | Water |
| Stony Brook Cogen Plant | Nissequoque Cogen Partners | Stony Brook, NY | New York Independent System Operator (NYIS) | 284.6 GWh | Mar 1995 | Dec 2025 | Natural Gas |
| American Crystal Sugar Hillsboro | American Crystal Sugar Co | Hillsboro, ND | Midcontinent Independent System Operator, Inc. (MISO) | 85.2 GWh | Aug 1990 | Dec 2025 | Subbituminous Coal |
| American Crystal Sugar Moorhead | American Crystal Sugar Co | Moorhead, MN | Southwest Power Pool (SWPP) | 37.8 GWh | Aug 1948 | Dec 2025 | Subbituminous Coal |
| American Crystal Sugar Crookston | American Crystal Sugar Co | Crookston, MN | Midcontinent Independent System Operator, Inc. (MISO) | 41.1 GWh | Aug 1954 | Dec 2025 | Subbituminous Coal |
| American Crystal Sugar Drayton | American Crystal Sugar Co | Drayton, ND | Midcontinent Independent System Operator, Inc. (MISO) | 42.8 GWh | Aug 1965 | Dec 2025 | Subbituminous Coal |
| American Crystal Sugar East Grand Forks | American Crystal Sugar Co | East Grand Forks, MN | Midcontinent Independent System Operator, Inc. (MISO) | 42.6 GWh | Aug 1990 | Dec 2025 | Subbituminous Coal |
| U S Alliance Coosa Pines | Bowater Newport Coosa Pines Op | Coosa Pines, AL | Southern Company Services, Inc. - Trans (SOCO) | 119.7 GWh | Dec 1967 | Dec 2025 | Black Liquor : 61.2% Natural Gas : 38.8% |
| 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% |
| Louisiana Tech University Power Plant | Louisiana Tech University | Ruston, LA | Midcontinent Independent System Operator, Inc. (MISO) | 48.9 GWh | Jun 2004 | Dec 2025 | Natural Gas |
| Smith Falls Hydro Project | Smith Creek Hydro, LLC | Bonners Ferry, ID | Bonneville Power Administration (BPAT) | 87.2 GWh | Nov 1989 | Dec 2025 | Water |
| Newman (PA) | Newman & Co Inc | Philadelphia, PA | PJM Interconnection, LLC (PJM) | 10.3 GWh | Apr 1964 | Dec 2025 | Natural Gas : 99.6% |
| Opal Springs Hydro | Deschutes Valley Water District | Culver, OR | PacifiCorp West (PACW) | 28.0 GWh | Dec 1984 | Dec 2025 | Water |
| Koma Kulshan | Eagle Creek Renewable Energy, LLC | Concrete, WA | Puget Sound Energy, Inc. (PSEI) | 32.3 GWh | Sep 1990 | Dec 2025 | Water |
| Hastings City Hydroelectric | Hastings Lock & Dam | Hastings, MN | Midcontinent Independent System Operator, Inc. (MISO) | 13.9 GWh | Dec 1991 | Dec 2025 | Water |
| Coram Energy LLC (ECT) | Nextera Energy Resources | Tehachapi, CA | California Independent System Operator (CISO) | 21.6 GWh | Apr 2005 | Dec 2025 | Wind |
| Coram Energy LLC | Nextera Energy Resources | Tehachapi, CA | California Independent System Operator (CISO) | 8.8 GWh | Dec 2004 | Dec 2025 | Wind |
| Coram Energy LLC (4.5MW) | Nextera Energy Resources | Tehachapi, CA | California Independent System Operator (CISO) | 9.0 GWh | Nov 1985 | Dec 2025 | Wind |
| Ocean State Power II | Ocean State Power II | Harrisville, RI | ISO New England (ISNE) | 576.9 GWh | Sep 1991 | Dec 2025 | Natural Gas : 99.9% |
| Toyon Power Station | Toyon Landfill Gas Conversion, LLC | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 5.0 GWh | Dec 1985 | Dec 2025 | Landfill Gas |
| Westhollow Technology Center | Shell Chemical LP | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 12.6 GWh | Dec 1987 | Dec 2025 | Natural Gas |
| Morton Salt Rittman | Morton Salt Inc | Rittman, OH | PJM Interconnection, LLC (PJM) | 14.3 GWh | Sep 1978 | Dec 2025 | Natural Gas |
| Norway Point Hydropower Project | Eagle Creek Renewable Energy, LLC | Alpena, MI | Midcontinent Independent System Operator, Inc. (MISO) | 13.0 GWh | Aug 1990 | Dec 2025 | Water |
| Four Mile Hydropower Project | Eagle Creek Renewable Energy, LLC | Alpena, MI | Midcontinent Independent System Operator, Inc. (MISO) | 8.1 GWh | Aug 1990 | Dec 2025 | Water |
| Ninth Street Hydropower Project | Eagle Creek Renewable Energy, LLC | Alpena, MI | Midcontinent Independent System Operator, Inc. (MISO) | 5.9 GWh | Aug 1990 | Dec 2025 | Water |
| Terminus Hydroelectric Project | Eagle Creek Renewable Energy, LLC | Lemon Cove, CA | California Independent System Operator (CISO) | 33.1 GWh | Feb 1990 | Dec 2025 | Water |
| Chace Mill Winooski One | City of Burlington Electric - (VT) | Winooski, VT | ISO New England (ISNE) | 17.1 GWh | Mar 1993 | Dec 2025 | Water |
| Works 4 | Vitro Architectural Glass | Wichita Falls, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 56.0 MWh | May 1974 | Dec 2025 | Distillate Fuel Oil |
| Orange Cogeneration Facility | Northern Star Generation Services Co LLC | Bartow, FL | Duke Energy Florida, Inc. (FPC) | 374.6 GWh | Jan 1995 | Dec 2025 | Natural Gas |
| EHC West Hopkinton | Green Mountain Power Corp | West Hopkinton, NH | ISO New England (ISNE) | 1.2 GWh | Jun 1985 | Dec 2025 | Water |
| Weeks Falls | Eagle Creek Renewable Energy, LLC | North Bend, WA | Puget Sound Energy, Inc. (PSEI) | 10.7 GWh | May 1990 | Dec 2025 | Water |
| Alice Falls Hydro Project | Eagle Creek Renewable Energy, LLC | Keeseville, NY | New York Independent System Operator (NYIS) | 3.0 GWh | Oct 1991 | Dec 2025 | Water |
| Dry Creek Project | Dry Creek LLC | Howe, ID | PacifiCorp East (PACE) | 7.8 GWh | Nov 1987 | Dec 2025 | Water |
| Stillwater Hydro Electric Project | GR Catalyst One, LLC | Stillwater, NY | New York Independent System Operator (NYIS) | 10.0 GWh | Mar 1993 | Dec 2025 | Water |
| Cadillac Renewable Energy | Cadillac Renewable Energy LLC | Cadillac, MI | Midcontinent Independent System Operator, Inc. (MISO) | 169.5 GWh | Jul 1993 | Dec 2025 | Wood/Wood Waste Solids |
| Rollinsford | Green Mountain Power Corp | Rollinsford, NH | ISO New England (ISNE) | 3.0 GWh | Sep 1986 | Dec 2025 | Water |
| Unisea G 2 | Unisea Inc | Dutch Harbor, AK | 27.8 GWh | Jul 1990 | Dec 2025 | Distillate Fuel Oil | |
| Mulberry Cogeneration Facility | Florida Municipal Power Agency (FL) | Bartow, FL | Duke Energy Florida, Inc. (FPC) | 291.1 GWh | Apr 1994 | Dec 2025 | Natural Gas |
| Welport Lease Project | Sentinel Peak Resources California, LLC | McKittrick, CA | California Independent System Operator (CISO) | 33.7 GWh | Feb 1990 | Dec 2025 | Natural Gas |
| Dome Project | Sentinel Peak Resources California, LLC | Fellows, CA | California Independent System Operator (CISO) | 48.4 GWh | Jul 1988 | Dec 2025 | Natural Gas |
| EDF Renewable Windfarm V Inc | EDF Renewable Asset Holdings, Inc. | Birds Landing, CA | California Independent System Operator (CISO) | 22.9 GWh | Dec 1989 | Dec 2025 | Wind |
| San Gorgonio Windplant WPP1993 | FPL Energy Operating Services, Inc. | North Palm Springs, CA | California Independent System Operator (CISO) | 191.9 GWh | Nov 2011 | Dec 2025 | Wind |
| Graphic Packaging Intl Macon Mill | Riverwood Intl USA Inc | Macon, GA | Southern Company Services, Inc. - Trans (SOCO) | 341.7 GWh | May 1948 | Dec 2025 | Black Liquor : 51.8% Wood/Wood Waste Solids : 41.4% Natural Gas : 4.2% Sludge Waste : 2.1% |
| Orlando Cogen LP | Florida Municipal Power Agency (FL) | Orlando, FL | Duke Energy Florida, Inc. (FPC) | 348.0 GWh | Aug 1993 | Dec 2025 | Natural Gas |
| Mascoma Hydro | Green Mountain Power Corp | W. Lebanon, NH | ISO New England (ISNE) | 202.0 MWh | Nov 1988 | Dec 2025 | Water |
| Sumas Power Plant | Puget Sound Energy Inc | Sumas, WA | Puget Sound Energy, Inc. (PSEI) | 398.4 GWh | Feb 1993 | Dec 2025 | Natural Gas |
| Oroville Cogeneration, LLC | Apex Power Generation Corp. | Oroville, CA | California Independent System Operator (CISO) | 115.6 MWh | Dec 1989 | Dec 2025 | Natural Gas |
| Sierra Pacific Sonora | Sierra Pacific Industries | Standard, CA | California Independent System Operator (CISO) | 42.7 GWh | Jan 2001 | Dec 2025 | Wood/Wood Waste Solids |
| Formosa Plastics | Formosa Plastics Corp | Baton Rouge, LA | Midcontinent Independent System Operator, Inc. (MISO) | 416.2 GWh | Apr 1985 | Dec 2025 | Natural Gas |
| Horseshoe Bend Hydroelectric Co | Horseshoe Bend Hydroelectric Co | Horseshoe Bend, ID | Idaho Power Company (IPCO) | 46.8 GWh | Mar 1995 | Dec 2025 | Water |
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 |