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) | 3.1 GWh | Oct 1981 | Dec 2024 | Water |
| Sturgis City Diesel Plant | City of Sturgis - (MI) | Sturgis, MI | PJM Interconnection, LLC (PJM) | 2.1 GWh | Nov 1981 | Dec 2024 | Natural Gas : 84.5% Distillate Fuel Oil : 15.5% |
| North Valmy | Sierra Pacific Power Co | Valmy, NV | Nevada Power Company (NEVP) | 1.3 TWh | Nov 1981 | Sep 2025 | Bituminous Coal : 76.5% Subbituminous Coal : 23.1% |
| Cornell Hydro | Cornell Hydro | Ithaca, NY | New York Independent System Operator (NYIS) | 3.7 GWh | Nov 1981 | Jul 2025 | Water |
| International Paper Riley Hydro | Eagle Creek Renewable Energy, LLC | Jay, ME | ISO New England (ISNE) | 17.7 GWh | Nov 1981 | Dec 2024 | Water |
| Victory Garden (Tehachapi) | Wind Stream Operations LLC | Tehachapi, CA | California Independent System Operator (CISO) | 33.0 GWh | Nov 1981 | Dec 2024 | Wind |
| San Miguel | San Miguel Electric Coop, Inc | Christine, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.4 TWh | Dec 1981 | Sep 2025 | Lignite Coal : 99.8% |
| Tolk | Southwestern Public Service Co | Muleshoe, TX | Southwest Power Pool (SWPP) | 2.4 TWh | Dec 1981 | Sep 2025 | Subbituminous Coal : 90.2% Natural Gas : 9.8% |
| Solomon Gulch | Copper Valley Elec Assn, Inc | Valdez, AK | 43.2 GWh | Dec 1981 | Dec 2024 | Water | |
| Texon Hydroelectric Project | Hitchcock Hydro, LLC | Russell, MA | ISO New England (ISNE) | 4.3 GWh | Dec 1981 | Dec 2024 | Water |
| PHP 1 | Portland City of | Sandy, OR | Portland General Electric Company (PGE) | 46.4 GWh | Jan 1982 | Dec 2024 | Water |
| PHP 2 | Portland City of | Sandy, OR | Portland General Electric Company (PGE) | 35.5 GWh | Jan 1982 | Dec 2024 | Water |
| Merom | Hallador Power Company, LLC | Sullivan, IN | Midcontinent Independent System Operator, Inc. (MISO) | 5.0 TWh | Jan 1982 | Sep 2025 | Bituminous Coal : 99.8% |
| Scherer | Georgia Power Co | Juliette, GA | Southern Company Services, Inc. - Trans (SOCO) | 7.7 TWh | Feb 1982 | Sep 2025 | Subbituminous Coal : 99.8% |
| Chasm Hydro Partnership | Ampersand Chasm Hydro LLC | Chateaugay, NY | New York Independent System Operator (NYIS) | 4.4 GWh | Feb 1982 | Dec 2024 | Water |
| Gay Robinson | Gay & Robinson Inc | Kaumakani, HI | (NA) | 42.4 GWh | Feb 1982 | Dec 2024 | Water |
| Drop 5 (CA) | Imperial Irrigation District | Calexico, CA | Imperial Irrigation District (IID) | 6.4 GWh | Feb 1982 | Dec 2024 | Water |
| Brunswick Hydro | Brookfield White Pine Hydro LLC | Brunswick, ME | ISO New England (ISNE) | 88.1 GWh | Feb 1982 | Dec 2024 | Water |
| Green Lake | City & Borough of Sitka - (AK) | Sitka, AK | 43.2 GWh | Mar 1982 | Dec 2024 | Water | |
| Parker | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 5.5 GWh | Mar 1982 | Oct 2024 | Water |
| Palaau Power Hybrid | Maui Electric Co Ltd | Kaunakakai, HI | 31.3 GWh | Mar 1982 | Dec 2024 | Distillate Fuel Oil | |
| Owatonna | City of Owatonna - (MN) | Owatonna, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.4 GWh | Mar 1982 | Dec 2023 | Natural Gas |
| Hugo | Western Farmers Elec Coop, Inc | Fort Towson, OK | Southwest Power Pool (SWPP) | 1.4 TWh | Mar 1982 | Sep 2025 | Subbituminous Coal : 99.6% |
| Lower No 1 | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 38.9 GWh | Mar 1982 | Dec 2024 | Water |
| Houston Chemical Complex Battleground | Oxy Vinyls LP | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.9 TWh | Apr 1982 | Sep 2025 | Natural Gas : 99.4% Other Gas : 0.6% |
| Columbus MS | International Paper Columbus Mill | Columbus, MS | Tennessee Valley Authority (TVA) | 465.4 GWh | May 1982 | Sep 2025 | Black Liquor : 82.2% Natural Gas : 11.1% Wood/Wood Waste Solids : 5.3% Distillate Fuel Oil : 1.4% |
| Oak Creek Energy Systems I | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 54.5 GWh | May 1982 | Dec 2024 | Wind |
| Elkton | Merck & Co Inc | Elkton, VA | PJM Interconnection, LLC (PJM) | 12.4 GWh | May 1982 | Dec 2024 | Natural Gas : 99.3% Distillate Fuel Oil : 0.7% |
| Warm Springs Power Enterprises | Warm Springs Power Enterprises | Warm Springs, OR | PacifiCorp West (PACW) | 60.5 GWh | May 1982 | Dec 2024 | Water |
| Santa Clara Cogen | City of Santa Clara - (CA) | Santa Clara, CA | California Independent System Operator (CISO) | 15.3 GWh | May 1982 | Dec 2023 | Natural Gas |
| Stevens Mills Dam | Eagle Creek Renewable Energy, LLC | Franklin, NH | ISO New England (ISNE) | 5.9 GWh | May 1982 | Dec 2024 | Water |
| City Power Plant | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 40.4 GWh | Jun 1982 | Dec 2024 | Water |
| Salton Sea Power Gen Co - Unit 1 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 78.4 GWh | Jun 1982 | Dec 2024 | Geothermal |
| Oxnard | Procter&Gamble Paper Products Co-Oxnard | Oxnard, CA | California Independent System Operator (CISO) | 479.4 GWh | Jun 1982 | Sep 2025 | Natural Gas |
| Taft 26C Cogen | Chevron USA Inc | Taft, CA | California Independent System Operator (CISO) | 43.4 GWh | Jun 1982 | Sep 2025 | Natural Gas |
| Paulsboro Refinery | Paulsboro Refining Company - LLC | Paulsboro, NJ | PJM Interconnection, LLC (PJM) | 347.3 GWh | Jul 1982 | Sep 2025 | Natural Gas : 57.9% Other Gas : 42.1% |
| Beaver Valley Patterson Dam | Central Rivers Power US, LLC | Beaver Falls, PA | PJM Interconnection, LLC (PJM) | 4.2 GWh | Aug 1982 | Dec 2024 | Water |
| Racine | Eagle Creek Renewable Energy, LLC | Racine, OH | PJM Interconnection, LLC (PJM) | 174.8 GWh | Aug 1982 | Dec 2024 | Water |
| Fernandina Beach Mill | WestRock, Fernandina Beach | Fernandina Beach, FL | JEA (JEA) | 587.1 GWh | Aug 1982 | Sep 2025 | Black Liquor : 52.6% Natural Gas : 26.6% Wood/Wood Waste Solids : 16.7% Bituminous Coal : 3.6% |
| Russell D Smith | Columbia Basin Hydropower | Othello, WA | Bonneville Power Administration (BPAT) | 13.4 GWh | Aug 1982 | Sep 2024 | Water |
| Upper Power Plant | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 44.9 GWh | Aug 1982 | Dec 2024 | Water |
| Engineered Carbons Borger Cogen | Orion Engineered Carbons | Borger, TX | Southwest Power Pool (SWPP) | 80.2 GWh | Sep 1982 | Dec 2024 | Other Gas : 99.5% |
| Cymric 36W Cogen | Chevron USA Inc | McKittrick, CA | California Independent System Operator (CISO) | 59.2 GWh | Sep 1982 | Dec 2024 | Natural Gas |
| WestRock Demopolis Mill | WestRock Mill Company, LLC | Demopolis, AL | Southern Company Services, Inc. - Trans (SOCO) | 313.0 GWh | Sep 1982 | Dec 2024 | Black Liquor : 64.5% Wood/Wood Waste Solids : 28.5% Natural Gas : 6.8% |
| University of Northern Iowa | University of Northern Iowa | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 20.5 GWh | Oct 1982 | Sep 2025 | Natural Gas : 76.2% Petroleum Coke : 16.6% Bituminous Coal : 7.1% |
| B Braun Medical | B Braun Medical Inc | Irvine, CA | California Independent System Operator (CISO) | 32.9 GWh | Oct 1982 | Dec 2024 | Natural Gas |
| W E Warne | California Dept. of Water Resources | Gorman, CA | California Independent System Operator (CISO) | 171.5 GWh | Oct 1982 | Dec 2024 | Water |
| Ashokan | New York Power Authority | Kingston, NY | New York Independent System Operator (NYIS) | 11.2 GWh | Oct 1982 | Dec 2024 | Water |
| Platte | City of Grand Island - (NE) | Grand Island, NE | Southwest Power Pool (SWPP) | 358.8 GWh | Nov 1982 | Dec 2024 | Subbituminous Coal : 99.8% |
| Smith (VT) | Green Mountain Power Corp | Bradford, VT | ISO New England (ISNE) | 1.6 GWh | Nov 1982 | Dec 2024 | Water |
| Greenup Hydro | City of Hamilton - (OH) | Franklin Furnace, OH | PJM Interconnection, LLC (PJM) | 261.5 GWh | Nov 1982 | Dec 2024 | Water |
| Tesoro Hawaii | PAR Petroleum | Kapolei, HI | (NA) | 157.5 GWh | Nov 1982 | Sep 2025 | Waste/Other Oil : 91.8% Distillate Fuel Oil : 8.2% |
| Equilon Los Angeles Refining | Tesoro Refining and Marketing Company | Wilmington, CA | Los Angeles Department of Water and Power (LDWP) | 283.8 GWh | Nov 1982 | Sep 2025 | Other Gas : 97.5% Natural Gas : 2.5% |
| Pinellas County Resource Recovery | Reworld Projects, LLC | St. Petersburg, FL | Duke Energy Florida, Inc. (FPC) | 342.3 GWh | Dec 1982 | Sep 2025 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Independence Steam Electric Station | Entergy Arkansas LLC | Newark, AR | Midcontinent Independent System Operator, Inc. (MISO) | 5.5 TWh | Dec 1982 | Sep 2025 | Subbituminous Coal : 99.8% |
| Geothermal 1 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 368.8 GWh | Dec 1982 | Sep 2025 | Geothermal |
| Granby | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 35.6 GWh | Dec 1982 | Dec 2024 | Water |
| The Bank of New York | The Bank of New York | New York, NY | New York Independent System Operator (NYIS) | 25.0 MWh | Dec 1982 | Dec 2024 | Distillate Fuel Oil |
| Frankenheimer Power Plant | Turlock Irrigation District | Oakdale, CA | California Independent System Operator (CISO) | 12.6 GWh | Feb 1983 | Oct 2024 | Water |
| San Gorgonio Farms Wind Farm | San Gorgonio Farms Inc | Whitewater, CA | California Independent System Operator (CISO) | 61.3 GWh | Feb 1983 | Dec 2024 | Wind |
| Mayo | Duke Energy Progress - (NC) | Roxboro, NC | Duke Energy Progress East (CPLE) | 1.2 TWh | Feb 1983 | Sep 2025 | Bituminous Coal : 98.6% Distillate Fuel Oil : 1.4% |
| Harris Dam | Alabama Power Co | Lineville, AL | Southern Company Services, Inc. - Trans (SOCO) | 115.6 GWh | Mar 1983 | Dec 2024 | Water |
| Little Cottonwood | City of Murray - (UT) | Sandy, UT | PacifiCorp East (PACE) | 10.3 GWh | Mar 1983 | Oct 2024 | Water |
| Normanskill Hydro Project | Watervliet City of | Guilderland, NY | New York Independent System Operator (NYIS) | 2.3 GWh | Mar 1983 | Dec 2024 | Water |
| Ottauquechee Hydro | Green Mountain Power Corp | N. Hartland, VT | ISO New England (ISNE) | 978.0 MWh | Mar 1983 | Dec 2024 | Water |
| Perris | Metropolitan Water District of S CA | Perris, CA | California Independent System Operator (CISO) | 5.4 GWh | Apr 1983 | Jan 2024 | Water |
| Kerckhoff 2 | Pacific Gas & Electric Co. | Auberry, CA | California Independent System Operator (CISO) | 370.5 GWh | Apr 1983 | Sep 2025 | Water |
| Eltopia Branch Canal 4.6 | Columbia Basin Hydropower | Pasco, WA | Bonneville Power Administration (BPAT) | 8.0 GWh | Apr 1983 | Oct 2024 | Water |
| Tamarack Energy | Tamarack Energy | New Meadows, ID | Idaho Power Company (IPCO) | 14.2 GWh | May 1983 | Sep 2025 | Wood/Wood Waste Solids |
| TalenEnergy Susquehanna | TalenEnergy Susquehanna LLC | Berwick, PA | PJM Interconnection, LLC (PJM) | 18.8 TWh | May 1983 | Sep 2025 | Nuclear |
| Amistad Dam & Power | International Bound & Wtr Comm | Del Rio, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 50.6 GWh | May 1983 | Dec 2024 | Water |
| Monticello Dam | Solano Irrigation District | Winters, CA | California Independent System Operator (CISO) | 36.4 GWh | May 1983 | Dec 2024 | Water |
| Gosselin Hydro Plant | Humboldt Bay Mun Water Dist | Ruth, CA | California Independent System Operator (CISO) | 5.9 GWh | May 1983 | Dec 2024 | Water |
| Temescal | Metropolitan Water District of S CA | Corona, CA | California Independent System Operator (CISO) | 16.8 GWh | Jun 1983 | Dec 2024 | Water |
| Camanche | East Bay Municipal Util Dist | Clements & Wallace, CA | California Independent System Operator (CISO) | 31.7 GWh | Jun 1983 | Dec 2024 | Water |
| W K Sanders | Village of Morrisville - (VT) | Hyde Park, VT | ISO New England (ISNE) | 548.0 MWh | Jun 1983 | Dec 2024 | Water |
| Sly Creek | South Feather Water and Power Agency | Forbestown, CA | California Independent System Operator (CISO) | 30.9 GWh | Jun 1983 | Dec 2024 | Water |
| Montefiore - Westchester Square | Montefiore-Westchester Square | Bronx, NY | New York Independent System Operator (NYIS) | 9.0 MWh | Jun 1983 | Dec 2024 | Distillate Fuel Oil |
| Tyee Lake Hydroelectric Facility | Southeast Alaska Power Agency | Wrangell, AK | (NA) | 126.0 GWh | Jun 1983 | Dec 2024 | Water |
| Snider Industries | Snider Industries Inc | Marshall, TX | Southwest Power Pool (SWPP) | 12.5 GWh | Jul 1983 | Dec 2024 | Wood/Wood Waste Solids |
| Penacook Lower Falls | Briar-Hydro Associates | Boscawen, NH | ISO New England (ISNE) | 16.6 GWh | Jul 1983 | Dec 2024 | Water |
| Holcomb | Sunflower Electric Power Corp | Holcomb, KS | Southwest Power Pool (SWPP) | 1.7 TWh | Jul 1983 | Sep 2025 | Subbituminous Coal : 99.3% Natural Gas : 0.7% |
| Corona | Metropolitan Water District of S CA | Corona, CA | California Independent System Operator (CISO) | 14.5 GWh | Jul 1983 | Dec 2024 | Water |
| Grossmont Hospital | Sharp Grossmont Hospital | La Mesa, CA | California Independent System Operator (CISO) | 25.5 GWh | Jul 1983 | Dec 2024 | Natural Gas |
| Garland Canal Power Plant | Shoshone Irrigation District | Powell, WY | PacifiCorp East (PACE) | 9.0 GWh | Aug 1983 | Sep 2025 | Water |
| Craig (AK) | Alaska Power and Telephone Co | Craig, AK | 1.8 GWh | Aug 1983 | Dec 2024 | Distillate Fuel Oil | |
| Upper Mechanicville | New York State Elec & Gas Corp | Town of Stillwater, NY | New York Independent System Operator (NYIS) | 78.7 GWh | Aug 1983 | Dec 2024 | Water |
| Valero Refinery Corpus Christi West | Valero Refining Co | Corpus Christi, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 85.5 GWh | Aug 1983 | Sep 2025 | Petroleum Coke : 42.3% Other Gas : 39.8% Natural Gas : 17.8% |
| Park 500 Philip Morris USA | Philip Morris USA - Park 500 | Chester, VA | PJM Interconnection, LLC (PJM) | 12.0 GWh | Aug 1983 | Dec 2024 | Natural Gas |
| Torrance Refining Company, LLC | Torrance Refining Company, LLC | Torrance, CA | California Independent System Operator (CISO) | 83.1 GWh | Aug 1983 | Sep 2025 | Other Gas : 74.7% Waste Heat : 25.3% |
| Rock Creek I | Shorock Hydro Inc | Twin Falls, ID | Idaho Power Company (IPCO) | 10.6 GWh | Aug 1983 | Dec 2024 | Water |
| Indian Valley Dam Hydro Project | Yolo County Flood Control WCD | Clearlake Oaks, CA | California Independent System Operator (CISO) | 6.0 GWh | Sep 1983 | Aug 2024 | Water |
| CP Kelco San Diego Plant | CP Kelco US Inc. | San Diego, CA | California Independent System Operator (CISO) | 71.3 GWh | Sep 1983 | Sep 2025 | Natural Gas |
| Louisa | MidAmerican Energy Co | Muscatine, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 TWh | Sep 1983 | Sep 2025 | Subbituminous Coal : 99.2% Natural Gas : 0.8% |
| Seadrift Coke LP | Seadrift Coke L P | Port Lavaca, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 31.9 GWh | Oct 1983 | Sep 2025 | Petroleum Coke : 69.1% Other Gas : 27.7% Natural Gas : 3.2% |
| Upper Dawson | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 10.7 GWh | Oct 1983 | Dec 2024 | Water |
| Sonoma California Geothermal | Geysers Power Co LLC | Middletown, CA | California Independent System Operator (CISO) | 447.6 GWh | Nov 1983 | Dec 2024 | Geothermal |
| Kettle Falls Generating Station | Avista Corp | Kettle Falls, WA | Avista Corporation (AVA) | 329.8 GWh | Nov 1983 | Dec 2024 | Wood/Wood Waste Solids : 88.7% Natural Gas : 11.3% |
| Cascade Dam (ID) | Idaho Power Co | Cascade, ID | Idaho Power Company (IPCO) | 37.4 GWh | Nov 1983 | Dec 2024 | Water |
| Koyle Ranch Hydroelectric Project | Koyle Hydro Inc | Gooding, ID | Idaho Power Company (IPCO) | 3.8 GWh | Nov 1983 | Oct 2024 | Water |
Summary of Power Plants By State
Figures are based on September 2025 generation numbers.| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 12,052.47 GWh |
| Alaska | # 48 | 147 | 527.57 GWh |
| Arizona | # 9 | 183 | 11,602.92 GWh |
| Arkansas | # 21 | 117 | 5,844.09 GWh |
| California | # 4 | 1,769 | 19,371.91 GWh |
| Colorado | # 30 | 304 | 4,433.17 GWh |
| Connecticut | # 32 | 168 | 3,779.74 GWh |
| Delaware | # 49 | 33 | 419.31 GWh |
| District of Columbia | # 51 | 16 | 16.99 GWh |
| Florida | # 2 | 323 | 24,446.09 GWh |
| Georgia | # 8 | 266 | 11,628.97 GWh |
| Hawaii | # 47 | 73 | 826.54 GWh |
| Idaho | # 44 | 148 | 1,495.33 GWh |
| Illinois | # 5 | 385 | 14,642.93 GWh |
| Indiana | # 14 | 213 | 8,730.35 GWh |
| Iowa | # 26 | 295 | 5,224.35 GWh |
| Kansas | # 25 | 189 | 5,250.86 GWh |
| Kentucky | # 23 | 60 | 5,806.86 GWh |
| Louisiana | # 13 | 87 | 9,343.34 GWh |
| Maine | # 45 | 217 | 1,135.36 GWh |
| Maryland | # 39 | 204 | 2,935.42 GWh |
| Massachusetts | # 41 | 652 | 1,746.92 GWh |
| Michigan | # 11 | 279 | 10,468.02 GWh |
| Minnesota | # 29 | 769 | 4,717.95 GWh |
| Mississippi | # 20 | 58 | 6,625.37 GWh |
| Missouri | # 22 | 128 | 5,843.17 GWh |
| State | Rank | Active Plants | Sep 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 72 | 1,949.24 GWh |
| Nebraska | # 34 | 132 | 3,501.38 GWh |
| Nevada | # 31 | 114 | 4,053.88 GWh |
| New Hampshire | # 42 | 60 | 1,549.07 GWh |
| New Jersey | # 27 | 399 | 4,969.45 GWh |
| New Mexico | # 36 | 145 | 3,317.84 GWh |
| New York | # 12 | 966 | 10,145.62 GWh |
| North Carolina | # 10 | 917 | 11,211.15 GWh |
| North Dakota | # 37 | 60 | 3,089.17 GWh |
| Ohio | # 6 | 201 | 12,818.31 GWh |
| Oklahoma | # 17 | 143 | 7,364.05 GWh |
| Oregon | # 28 | 282 | 4,812.51 GWh |
| Pennsylvania | # 3 | 260 | 19,731.43 GWh |
| Rhode Island | # 46 | 100 | 863.62 GWh |
| South Carolina | # 16 | 207 | 7,861.23 GWh |
| South Dakota | # 43 | 52 | 1,535.17 GWh |
| Tennessee | # 19 | 88 | 6,829.06 GWh |
| Texas | # 1 | 946 | 51,969.48 GWh |
| Utah | # 35 | 126 | 3,419.48 GWh |
| Vermont | # 50 | 120 | 165.14 GWh |
| Virginia | # 15 | 241 | 8,580.52 GWh |
| Washington | # 18 | 138 | 7,120.43 GWh |
| West Virginia | # 38 | 39 | 3,057.29 GWh |
| Wisconsin | # 24 | 251 | 5,674.74 GWh |
| Wyoming | # 33 | 73 | 3,641.70 GWh |