Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| North Valmy | Sierra Pacific Power Co | Valmy, NV | Nevada Power Company (NEVP) | 1.7 TWh | Nov 1981 | Aug 2026 | Natural Gas : 74.7% Bituminous Coal : 25.3% |
| Cornell Hydro | Cornell Renewable | Ithaca, NY | New York Independent System Operator (NYIS) | 2.9 GWh | Nov 1981 | Aug 2026 | Water |
| International Paper Riley Hydro | Eagle Creek Renewable Energy, LLC | Jay, ME | ISO New England (ISNE) | 19.7 GWh | Nov 1981 | Dec 2025 | 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) | 1.3 TWh | Dec 1981 | Aug 2026 | Lignite Coal : 99.7% |
| Tolk | Southwestern Public Service Co | Muleshoe, TX | Southwest Power Pool (SWPP) | 2.7 TWh | Dec 1981 | Aug 2026 | Subbituminous Coal : 85.9% Natural Gas : 14.1% |
| Texon Hydroelectric Project | Hitchcock Hydro, LLC | Russell, MA | ISO New England (ISNE) | 3.9 GWh | Dec 1981 | Dec 2025 | Water |
| Solomon Gulch | Copper Valley Elec Assn, Inc | Valdez, AK | 41.8 GWh | Dec 1981 | Dec 2025 | Water | |
| PHP 1 | City of Portland (OR) | Sandy, OR | Portland General Electric Company (PGE) | 37.6 GWh | Jan 1982 | Dec 2025 | Water |
| PHP 2 | City of Portland (OR) | Sandy, OR | Portland General Electric Company (PGE) | 25.8 GWh | Jan 1982 | Dec 2025 | Water |
| Merom | Hallador Power Company, LLC | Sullivan, IN | Midcontinent Independent System Operator, Inc. (MISO) | 4.3 TWh | Jan 1982 | Aug 2026 | Bituminous Coal : 99.5% |
| Scherer | Georgia Power Co | Juliette, GA | Southern Company Services, Inc. - Trans (SOCO) | 7.8 TWh | Feb 1982 | Aug 2026 | Subbituminous Coal : 99.8% |
| Drop 5 (CA) | Imperial Irrigation District | Calexico, CA | Imperial Irrigation District (IID) | 5.6 GWh | Feb 1982 | Dec 2025 | Water |
| Brunswick Hydro | Brookfield White Pine Hydro LLC | Brunswick, ME | ISO New England (ISNE) | 69.6 GWh | Feb 1982 | Dec 2025 | Water |
| Chasm Hydro Partnership | Ampersand Chasm Hydro LLC | Chateaugay, NY | New York Independent System Operator (NYIS) | 1.9 GWh | Feb 1982 | Nov 2025 | Water |
| Gay Robinson | Gay & Robinson Inc | Kaumakani, HI | (NA) | 35.6 GWh | Feb 1982 | Dec 2025 | Water |
| Green Lake | City & Borough of Sitka - (AK) | Sitka, AK | 38.5 GWh | Mar 1982 | Dec 2025 | Water | |
| Parker | Merced Irrigation District | Snelling, CA | California Independent System Operator (CISO) | 6.0 GWh | Mar 1982 | Jun 2025 | Water |
| Palaau Power Hybrid | Maui Electric Co Ltd | Kaunakakai, HI | 31.2 GWh | Mar 1982 | Dec 2025 | Distillate Fuel Oil | |
| Owatonna | City of Owatonna - (MN) | Owatonna, MN | Midcontinent Independent System Operator, Inc. (MISO) | 1.4 GWh | Mar 1982 | Dec 2025 | Natural Gas |
| Hugo | Western Farmers Elec Coop, Inc | Fort Towson, OK | Southwest Power Pool (SWPP) | 1.4 TWh | Mar 1982 | Aug 2026 | Subbituminous Coal : 99.7% |
| Lower No 1 | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 41.6 GWh | Mar 1982 | Dec 2025 | Water |
| Houston Chemical Complex Battleground | Oxy Vinyls LP | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 1.6 TWh | Apr 1982 | Aug 2026 | Natural Gas : 99.5% Other Gas : 0.5% |
| GCF US Holdings LLC Columbus Mill | GCF - Columbus Mill | Columbus, MS | Tennessee Valley Authority (TVA) | 536.5 GWh | May 1982 | Aug 2026 | Black Liquor : 76.2% Wood/Wood Waste Solids : 13.8% Natural Gas : 9.2% Distillate Fuel Oil : 0.8% |
| Oak Creek Energy Systems I | Terra-Gen Operating Co-Wind | Mojave, CA | California Independent System Operator (CISO) | 57.3 GWh | May 1982 | Dec 2025 | Wind |
| Elkton | Merck & Co Inc | Elkton, VA | PJM Interconnection, LLC (PJM) | 7.4 GWh | May 1982 | Dec 2025 | Natural Gas : 99.9% |
| Warm Springs Power Enterprises | Warm Springs Power Enterprises | Warm Springs, OR | PacifiCorp West (PACW) | 70.5 GWh | May 1982 | Dec 2025 | Water |
| Stevens Mills Dam | Eagle Creek Renewable Energy, LLC | Franklin, NH | ISO New England (ISNE) | 3.6 GWh | May 1982 | Dec 2025 | Water |
| Salton Sea Power Gen Co - Unit 1 | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 77.1 GWh | Jun 1982 | Dec 2025 | Geothermal |
| Oxnard | Procter&Gamble Paper Products Co-Oxnard | Oxnard, CA | California Independent System Operator (CISO) | 426.4 GWh | Jun 1982 | Aug 2026 | Natural Gas |
| Taft 26C Cogen | Chevron USA Inc | Taft, CA | California Independent System Operator (CISO) | 46.9 GWh | Jun 1982 | Aug 2026 | Natural Gas |
| City Power Plant | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 39.6 GWh | Jun 1982 | Dec 2025 | Water |
| Paulsboro Refinery | Paulsboro Refining Company - LLC | Paulsboro, NJ | PJM Interconnection, LLC (PJM) | 350.2 GWh | Jul 1982 | Aug 2026 | Natural Gas : 58.9% Other Gas : 41.0% |
| Fernandina Beach Mill | WestRock, Fernandina Beach | Fernandina Beach, FL | JEA (JEA) | 573.1 GWh | Aug 1982 | Aug 2026 | Black Liquor : 52.0% Natural Gas : 29.6% Wood/Wood Waste Solids : 17.4% Distillate Fuel Oil : 0.6% |
| Beaver Valley Patterson Dam | Central Rivers Power US, LLC | Beaver Falls, PA | PJM Interconnection, LLC (PJM) | 4.4 GWh | Aug 1982 | Dec 2025 | Water |
| Russell D Smith | Columbia Basin Hydropower | Othello, WA | Bonneville Power Administration (BPAT) | 14.4 GWh | Aug 1982 | Oct 2025 | Water |
| Upper Power Plant | City of Idaho Falls - (ID) | Idaho Falls, ID | PacifiCorp East (PACE) | 44.8 GWh | Aug 1982 | Dec 2025 | Water |
| Racine | Eagle Creek Renewable Energy, LLC | Racine, OH | PJM Interconnection, LLC (PJM) | 190.0 GWh | Aug 1982 | Dec 2025 | Water |
| Engineered Carbons Borger Cogen | Orion Engineered Carbons | Borger, TX | Southwest Power Pool (SWPP) | 31.6 GWh | Sep 1982 | Dec 2025 | Other Gas : 99.5% |
| Cymric 36W Cogen | Chevron USA Inc | McKittrick, CA | California Independent System Operator (CISO) | 53.4 GWh | Sep 1982 | Dec 2025 | Natural Gas |
| WestRock Demopolis Mill | WestRock Mill Company, LLC | Demopolis, AL | Southern Company Services, Inc. - Trans (SOCO) | 303.0 GWh | Sep 1982 | Dec 2025 | Black Liquor : 62.6% Wood/Wood Waste Solids : 29.8% Natural Gas : 7.4% |
| University of Northern Iowa | University of Northern Iowa | Cedar Falls, IA | Midcontinent Independent System Operator, Inc. (MISO) | 24.6 GWh | Oct 1982 | Aug 2026 | Natural Gas : 71.8% Petroleum Coke : 19.7% Bituminous Coal : 8.2% |
| B Braun Medical | B Braun Medical Inc | Irvine, CA | California Independent System Operator (CISO) | 28.8 GWh | Oct 1982 | Mar 2025 | Natural Gas |
| W E Warne | California Dept. of Water Resources | Gorman, CA | California Independent System Operator (CISO) | 211.0 GWh | Oct 1982 | Dec 2025 | Water |
| Ashokan | New York Power Authority | Kingston, NY | New York Independent System Operator (NYIS) | 11.1 GWh | Oct 1982 | Dec 2025 | Water |
| Platte | City of Grand Island - (NE) | Grand Island, NE | Southwest Power Pool (SWPP) | 395.7 GWh | Nov 1982 | Dec 2025 | Subbituminous Coal : 99.7% |
| Equilon Los Angeles Refining | Tesoro Refining and Marketing Company | Wilmington, CA | Los Angeles Department of Water and Power (LDWP) | 239.9 GWh | Nov 1982 | Nov 2025 | Other Gas : 97.9% Natural Gas : 2.1% |
| Smith (VT) | Green Mountain Power Corp | Bradford, VT | ISO New England (ISNE) | 1.8 GWh | Nov 1982 | Dec 2025 | Water |
| Greenup Hydro | City of Hamilton - (OH) | Franklin Furnace, OH | PJM Interconnection, LLC (PJM) | 265.6 GWh | Nov 1982 | Dec 2025 | Water |
| Tesoro Hawaii | PAR Petroleum | Kapolei, HI | (NA) | 137.5 GWh | Nov 1982 | Aug 2026 | Waste/Other Oil : 94.7% Distillate Fuel Oil : 5.3% |
| Independence Steam Electric Station | Entergy Arkansas LLC | Newark, AR | Midcontinent Independent System Operator, Inc. (MISO) | 7.4 TWh | Dec 1982 | Aug 2026 | Subbituminous Coal : 99.9% |
| Geothermal 1 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 309.0 GWh | Dec 1982 | Aug 2026 | Geothermal |
| Granby | Erie Boulevard Hydropower LP | Fulton, NY | New York Independent System Operator (NYIS) | 33.1 GWh | Dec 1982 | Dec 2025 | Water |
| Pinellas County Resource Recovery | Reworld Projects, LLC | St. Petersburg, FL | Duke Energy Florida, Inc. (FPC) | 154.3 GWh | Dec 1982 | Aug 2026 | Non-biogenic Municipal Solid Waste : 54.6% Biogenic Municipal Solid Waste : 44.7% Natural Gas : 0.7% |
| The Bank of New York | The Bank of New York | New York, NY | New York Independent System Operator (NYIS) | 47.0 MWh | Dec 1982 | Dec 2025 | Distillate Fuel Oil |
| Mayo | Duke Energy Progress - (NC) | Roxboro, NC | Duke Energy Progress East (CPLE) | 1.6 TWh | Feb 1983 | Aug 2026 | Bituminous Coal : 98.6% Distillate Fuel Oil : 1.4% |
| Frankenheimer Power Plant | Turlock Irrigation District | Oakdale, CA | California Independent System Operator (CISO) | 11.3 GWh | Feb 1983 | Dec 2025 | Water |
| San Gorgonio Farms Wind Farm | San Gorgonio Farms Inc | Whitewater, CA | California Independent System Operator (CISO) | 51.7 GWh | Feb 1983 | Dec 2025 | Wind |
| Normanskill Hydro Project | Watervliet, City of - (NY) | Guilderland, NY | New York Independent System Operator (NYIS) | 1.0 GWh | Mar 1983 | Oct 2025 | Water |
| Ottauquechee Hydro | Green Mountain Power Corp | N. Hartland, VT | ISO New England (ISNE) | 2.8 GWh | Mar 1983 | Dec 2025 | Water |
| Harris Dam | Alabama Power Co | Lineville, AL | Southern Company Services, Inc. - Trans (SOCO) | 134.0 GWh | Mar 1983 | Dec 2025 | Water |
| Little Cottonwood | City of Murray - (UT) | Sandy, UT | PacifiCorp East (PACE) | 8.6 GWh | Mar 1983 | Sep 2025 | Water |
| Eltopia Branch Canal 4.6 | Columbia Basin Hydropower | Pasco, WA | Bonneville Power Administration (BPAT) | 7.7 GWh | Apr 1983 | Oct 2025 | Water |
| Kerckhoff 2 | Pacific Gas & Electric Co. | Auberry, CA | California Independent System Operator (CISO) | 447.0 GWh | Apr 1983 | Aug 2026 | Water |
| Tamarack Energy | Tamarack Energy | New Meadows, ID | Idaho Power Company (IPCO) | 13.8 GWh | May 1983 | Aug 2026 | Wood/Wood Waste Solids |
| TalenEnergy Susquehanna | TalenEnergy Susquehanna LLC | Berwick, PA | PJM Interconnection, LLC (PJM) | 19.8 TWh | May 1983 | Aug 2026 | Nuclear |
| Amistad Dam & Power | International Bound & Wtr Comm | Del Rio, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 39.2 GWh | May 1983 | Dec 2025 | Water |
| Monticello Dam | Solano Irrigation District | Winters, CA | California Independent System Operator (CISO) | 40.7 GWh | May 1983 | Dec 2025 | Water |
| Gosselin Hydro Plant | Humboldt Bay Mun Water Dist | Ruth, CA | California Independent System Operator (CISO) | 4.6 GWh | May 1983 | Dec 2025 | Water |
| Montefiore - Westchester Square | Montefiore-Westchester Square | Bronx, NY | New York Independent System Operator (NYIS) | 13.0 MWh | Jun 1983 | Dec 2025 | Distillate Fuel Oil |
| Tyee Lake Hydroelectric Facility | Southeast Alaska Power Agency | Wrangell, AK | (NA) | 103.4 GWh | Jun 1983 | Dec 2025 | Water |
| Temescal | Metropolitan Water District of S CA | Corona, CA | California Independent System Operator (CISO) | 14.4 GWh | Jun 1983 | Apr 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 |
| W K Sanders | Village of Morrisville - (VT) | Hyde Park, VT | ISO New England (ISNE) | 716.0 MWh | Jun 1983 | Nov 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 |
| Holcomb | Sunflower Electric Power Corp | Holcomb, KS | Southwest Power Pool (SWPP) | 1.4 TWh | Jul 1983 | Aug 2026 | Subbituminous Coal : 99.4% Natural Gas : 0.6% |
| Corona | Metropolitan Water District of S CA | Corona, CA | California Independent System Operator (CISO) | 13.3 GWh | Jul 1983 | Apr 2025 | Water |
| Grossmont Hospital | Sharp Grossmont Hospital | La Mesa, CA | California Independent System Operator (CISO) | 29.2 GWh | Jul 1983 | Dec 2025 | Natural Gas |
| Snider Industries | Snider Industries Inc | Marshall, TX | Southwest Power Pool (SWPP) | 13.9 GWh | Jul 1983 | Dec 2025 | Wood/Wood Waste Solids |
| Penacook Lower Falls | Briar-Hydro Associates | Boscawen, NH | ISO New England (ISNE) | 16.1 GWh | Jul 1983 | Dec 2025 | Water |
| Valero Refinery Corpus Christi West | Valero Refining Co | Corpus Christi, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 83.9 GWh | Aug 1983 | Aug 2026 | 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) | 13.4 GWh | Aug 1983 | Dec 2025 | Natural Gas |
| Torrance Refining Company, LLC | Torrance Refining Company, LLC | Torrance, CA | California Independent System Operator (CISO) | 62.2 GWh | Aug 1983 | Aug 2026 | Other Gas : 52.0% Waste Heat : 48.0% |
| Rock Creek I | Shorock Hydro Inc | Twin Falls, ID | Idaho Power Company (IPCO) | 86.0 MWh | Aug 1983 | Dec 2025 | Water |
| Craig (AK) | Alaska Power and Telephone Co | Craig, AK | 417.0 MWh | Aug 1983 | Dec 2025 | 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 |
| Garland Canal Power Plant | Shoshone Irrigation District | Powell, WY | PacifiCorp East (PACE) | 9.9 GWh | Aug 1983 | Jul 2026 | Water |
| Indian Valley Dam Hydro Project | Yolo County Flood Control WCD | Clearlake Oaks, CA | California Independent System Operator (CISO) | 11.2 GWh | Sep 1983 | Aug 2025 | Water |
| CP Kelco San Diego Plant | CP Kelco US Inc. | San Diego, CA | California Independent System Operator (CISO) | 74.8 GWh | Sep 1983 | Aug 2026 | Natural Gas |
| Louisa | MidAmerican Energy Co | Muscatine, IA | Midcontinent Independent System Operator, Inc. (MISO) | 4.2 TWh | Sep 1983 | Aug 2026 | Subbituminous Coal : 99.3% Natural Gas : 0.7% |
| Seadrift Coke LP | Seadrift Coke L P | Port Lavaca, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 35.5 GWh | Oct 1983 | Aug 2026 | Petroleum Coke : 69.4% Other Gas : 27.2% Natural Gas : 3.3% |
| Upper Dawson | Turlock Irrigation District | La Grange, CA | Turlock Irrigation District (TIDC) | 8.9 GWh | Oct 1983 | 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 |
| Kettle Falls Generating Station | Avista Corp | Kettle Falls, WA | Avista Corporation (AVA) | 287.2 GWh | Nov 1983 | Dec 2025 | Wood/Wood Waste Solids : 99.8% |
| Cascade Dam (ID) | Idaho Power Co | Cascade, ID | Idaho Power Company (IPCO) | 40.3 GWh | Nov 1983 | Dec 2025 | Water |
| Koyle Ranch Hydroelectric Project | Koyle Hydro Inc | Gooding, ID | Idaho Power Company (IPCO) | 3.4 GWh | Nov 1983 | Oct 2025 | Water |
| Vicinity Energy Trenton, L.P. | Vicinity Energy Trenton, L.P. | Trenton, NJ | PJM Interconnection, LLC (PJM) | 176.0 MWh | Nov 1983 | Jul 2026 | Natural Gas : 96.9% Distillate Fuel Oil : 3.1% |
| Newfound Hydroelectric | Eagle Creek Renewable Energy, LLC | Bristol, NH | ISO New England (ISNE) | 3.8 GWh | Nov 1983 | Dec 2025 | Water |
| East Winds Project | Terra-Gen Operating Co-Wind | Palm Springs, CA | California Independent System Operator (CISO) | 6.4 GWh | Nov 1983 | Dec 2025 | Wind |
| Caterpillar | Caterpillar Inc | Lafayette, IN | Midcontinent Independent System Operator, Inc. (MISO) | 20.2 GWh | Nov 1983 | Aug 2026 | Natural Gas |
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 |