Directory of Power Plants in the United States
| Plant Name | Utility | Location | Balancing Authority | Annual Generation | Plant Date | Last Update | Fuel Types |
|---|---|---|---|---|---|---|---|
| Coalinga 25D Cogen | Chevron USA Inc | Coalinga, CA | California Independent System Operator (CISO) | 42.3 GWh | Sep 1986 | Dec 2024 | Natural Gas |
| Rollinsford | Green Mountain Power Corp | Rollinsford, NH | ISO New England (ISNE) | 2.3 GWh | Sep 1986 | Dec 2024 | Water |
| Phelps Dodge Refining | Phelps Dodge Refining Corp | El Paso, TX | El Paso Electric Company (EPE) | 56.1 GWh | Sep 1986 | Dec 2024 | Natural Gas |
| Bowman | Nevada Irrigation District | Nevada City, CA | California Independent System Operator (CISO) | 10.6 GWh | Aug 1986 | Dec 2024 | Water |
| GeoBon II | Koosh, Inc. | Shoshone, ID | Idaho Power Company (IPCO) | 3.5 GWh | Aug 1986 | Oct 2024 | Water |
| Power Station 4 | South Houston Green Power LLC | Texas City, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 401.4 GWh | Aug 1986 | Dec 2024 | Natural Gas |
| Nikiski Combined Cycle | Homer Electric Assn Inc | Nikiski, AK | 414.8 GWh | Aug 1986 | Dec 2024 | Natural Gas | |
| Whiskeytown | City of Redding - (CA) | Whiskeytown, CA | Balancing Authority of Northern California (BANC) | 23.1 GWh | Aug 1986 | Oct 2024 | Water |
| Whitehead | City of Springville - (UT) | Springville, UT | PacifiCorp East (PACE) | 11.3 GWh | Jul 1986 | Dec 2024 | Natural Gas : 99.2% Distillate Fuel Oil : 0.8% |
| Tallassee Hydro Project | Tallassee Shoals LLC | Clarke, GA | Southern Company Services, Inc. - Trans (SOCO) | 4.2 GWh | Jul 1986 | Dec 2025 | Water |
| NSB Atqasuk Utility | North Slope Borough Power & Light | Atqasuk, AK | 2.9 GWh | Jul 1986 | Dec 2024 | Distillate Fuel Oil | |
| Paxton Creek Cogeneration | Energy Center Paxton LLC | Harrisburg, PA | PJM Interconnection, LLC (PJM) | 693.0 MWh | Jul 1986 | Dec 2024 | Natural Gas : 74.8% Distillate Fuel Oil : 25.2% |
| Covanta Marion Inc | Covanta Marion Inc | Brooks, OR | Portland General Electric Company (PGE) | 53.0 GWh | Jul 1986 | Dec 2024 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Simplot Phosphates | Simplot Phosphates LLC | Rock Springs, WY | PacifiCorp East (PACE) | 99.2 GWh | Jul 1986 | Dec 2025 | Other Fuel : 86.0% Natural Gas : 14.0% |
| Alliant SBD 8602 Marion Sub | Industrial Energy Applications Inc | Marion, IA | Midcontinent Independent System Operator, Inc. (MISO) | 18.6 MWh | Jul 1986 | Dec 2024 | Distillate Fuel Oil |
| Salmon Falls | Green Mountain Power Corp | South Berwick, ME | ISO New England (ISNE) | 2.6 GWh | Jun 1986 | Dec 2024 | Water |
| Cymric 6Z Cogen | Chevron USA Inc | McKittrick, CA | California Independent System Operator (CISO) | 33.3 GWh | Jun 1986 | Dec 2024 | Natural Gas |
| Pittsfield Hydro | KEI (Maine) Power Management (II) LLC | Burnham, ME | ISO New England (ISNE) | 3.5 GWh | Jun 1986 | Dec 2024 | Water |
| Strontia Springs Hydro Plant | Denver City & County of | Littleton, CO | Public Service Company of Colorado (PSCO) | 5.0 GWh | Jun 1986 | Nov 2024 | Water |
| Alamo | California Dept. of Water Resources | Pearblossom, CA | California Independent System Operator (CISO) | 55.9 GWh | Jun 1986 | Dec 2024 | Water |
| Bear Valley | City of Escondido - (CA) | Escondido, CA | California Independent System Operator (CISO) | 4.2 GWh | May 1986 | Dec 2024 | Water |
| Chillicothe | Chillicothe Municipal Utils | Chillicothe, MO | Southwest Power Pool (SWPP) | 5.2 GWh | May 1986 | Nov 2024 | Natural Gas : 85.1% Distillate Fuel Oil : 14.9% |
| Sheep Creek Hydro | Sheep Creek Hydro Inc | Northport, WA | Avista Corporation (AVA) | 7.8 GWh | May 1986 | Dec 2024 | Water |
| Box Canyon Dam | Siskiyou Power Authority | Mount Shasta, CA | PacifiCorp West (PACW) | 22.6 GWh | May 1986 | Dec 2024 | Water |
| Toledo Ref Power Recovery Train | Toledo Refining Company | Oregon, OH | PJM Interconnection, LLC (PJM) | 81.5 MWh | May 1986 | Jul 2025 | Petroleum Coke |
| CNN Center | RREF IV-P CP III Marietta Street LLC | Atlanta, GA | Southern Company Services, Inc. - Trans (SOCO) | 77.0 MWh | May 1986 | Jun 2024 | Distillate Fuel Oil |
| River Bend | Entergy Louisiana LLC | St. Francisville, LA | Midcontinent Independent System Operator, Inc. (MISO) | 6.8 TWh | May 1986 | Dec 2025 | Nuclear |
| Intermountain Power Project | Los Angeles Department of Water & Power | Delta, UT | Los Angeles Department of Water and Power (LDWP) | 4.8 TWh | May 1986 | Dec 2025 | Bituminous Coal : 85.1% Natural Gas : 12.4% Subbituminous Coal : 2.2% |
| Gianera | City of Santa Clara - (CA) | Santa Clara, CA | California Independent System Operator (CISO) | 6.2 GWh | May 1986 | Dec 2024 | Natural Gas |
| Alameda | Northern California Power Agny | Alameda, CA | California Independent System Operator (CISO) | 3.1 GWh | Apr 1986 | Dec 2024 | Natural Gas |
| Bonanza | Deseret Generation & Tran Coop | Vernal, UT | PacifiCorp East (PACE) | 2.5 TWh | Apr 1986 | Dec 2025 | Bituminous Coal : 98.8% Solar : 1.1% |
| Sand Bar Power Plant | Tri-Dam Power Authority | Stanislaus Ntl. Fores, CA | California Independent System Operator (CISO) | 85.5 GWh | Apr 1986 | Dec 2024 | Water |
| Chester Operations | Kimberly-Clark Corp | Chester, PA | PJM Interconnection, LLC (PJM) | 172.2 GWh | Apr 1986 | Dec 2024 | Natural Gas |
| ExxonMobil Oil Joliet Refinery | ExxonMobil Oil Corp | Channahon, IL | PJM Interconnection, LLC (PJM) | 185.3 GWh | Apr 1986 | Dec 2025 | Other Gas |
| Lilliwaup Falls Generating | William G. Reed Jr | Lilliwaup, WA | Bonneville Power Administration (BPAT) | 5.4 GWh | Apr 1986 | Dec 2024 | Water |
| Birch Creek Power | Birch Power Co | Terreton, ID | PacifiCorp East (PACE) | 12.6 GWh | Mar 1986 | Dec 2024 | Water |
| Whitewater Hydro Plant | Desert Water Agency | California, CA | California Independent System Operator (CISO) | 5.0 GWh | Mar 1986 | Nov 2024 | Water |
| Barker Lower | KEI (Maine) Power Management (III) LLC | Auburn, ME | ISO New England (ISNE) | 3.7 GWh | Mar 1986 | Dec 2024 | Water |
| Walden | Hydroland Omega LLC | Walden, NY | New York Independent System Operator (NYIS) | 840.0 MWh | Mar 1986 | Dec 2023 | Water |
| US Gypsum Oakfield | U S Gypsum Co | Oakfield, NY | New York Independent System Operator (NYIS) | 1.3 GWh | Mar 1986 | Dec 2024 | Natural Gas |
| Mechanic Falls | KEI (Maine) Power Management (IV) LLC | Mechanic Falls, ME | ISO New England (ISNE) | 1.9 GWh | Mar 1986 | Dec 2024 | Water |
| Goodwin Hydroelectric | Metropolitan Dist of Hartford | W. Hartland, CT | ISO New England (ISNE) | 8.9 GWh | Mar 1986 | Dec 2024 | Water |
| Toadtown | Pacific Gas & Electric Co. | Magalia, CA | California Independent System Operator (CISO) | 2.4 GWh | Mar 1986 | Oct 2024 | Water |
| Walnut | Turlock Irrigation District | Turlock, CA | Turlock Irrigation District (TIDC) | 429.0 MWh | Mar 1986 | Dec 2024 | Natural Gas : 90.5% Distillate Fuel Oil : 9.5% |
| Stony Gorge | City of Santa Clara - (CA) | Elk Creek, CA | California Independent System Operator (CISO) | 15.6 GWh | Mar 1986 | Dec 2024 | Water |
| Roseville Power Plant #2 | City of Roseville - (CA) | Rocklin, CA | Balancing Authority of Northern California (BANC) | 6.9 GWh | Mar 1986 | Dec 2024 | Natural Gas |
| Hydro II | City of Logan - (UT) | Logan, UT | PacifiCorp East (PACE) | 19.1 GWh | Feb 1986 | Dec 2024 | Water |
| San Dimas Wash Generating Station | San Gabriel Valley Mun Wtr Dt | San Dimas, CA | California Independent System Operator (CISO) | 4.8 GWh | Feb 1986 | Jun 2024 | Water |
| Middle Fork Irrigation District | Middle Fork Irrigation Dist | Parkdale, OR | Bonneville Power Administration (BPAT) | 20.1 GWh | Feb 1986 | Dec 2024 | Water |
| Oxnard Paper Mill | New-Indy, Oxnard LLC | Oxnard, CA | California Independent System Operator (CISO) | 130.7 GWh | Feb 1986 | Dec 2025 | Natural Gas |
| McClellan (CA) | Sacramento Municipal Util Dist | Sacramento, CA | Balancing Authority of Northern California (BANC) | 3.4 GWh | Feb 1986 | Dec 2024 | Natural Gas |
| Simplot Leasing Don Plant | Simplot Leasing Corp | Pocatello, ID | Idaho Power Company (IPCO) | 66.1 GWh | Jan 1986 | Dec 2025 | Waste Heat |
| Oswego County Energy Recovery | Oswego County | Fulton, NY | New York Independent System Operator (NYIS) | 8.1 GWh | Jan 1986 | Dec 2024 | Non-biogenic Municipal Solid Waste : 55.0% Biogenic Municipal Solid Waste : 45.0% |
| Limerick | Constellation Nuclear | Sanatoga, PA | PJM Interconnection, LLC (PJM) | 19.5 TWh | Jan 1986 | Dec 2025 | Nuclear |
| Lodi | Northern California Power Agny | Lodi, CA | California Independent System Operator (CISO) | 2.8 GWh | Jan 1986 | Dec 2024 | Natural Gas |
| Palo Verde | Arizona Public Service Co | Wintersburg, AZ | Salt River Project Agricultural Improvement and Power District (SRP) | 31.3 TWh | Dec 1985 | Dec 2025 | Nuclear |
| Talcville | Erie Boulevard Hydropower LP | Edwards, NY | New York Independent System Operator (NYIS) | 601.0 MWh | Dec 1985 | Dec 2024 | Water |
| Total Energy Facilities | Los Angeles County Sanitation | Carson, CA | California Independent System Operator (CISO) | 160.8 GWh | Dec 1985 | Dec 2024 | Other Biomass Gas : 99.6% |
| Copper Dam Plant | Farmer's Irrigation District | Hood River, OR | PacifiCorp West (PACW) | 16.4 GWh | Dec 1985 | Dec 2024 | Water |
| Rice University | Rice University | Houston, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 17.7 GWh | Dec 1985 | Dec 2024 | Natural Gas |
| Emporia | Emporia Hydro Power LP | Emporia, VA | PJM Interconnection, LLC (PJM) | 6.8 GWh | Dec 1985 | Dec 2024 | Water |
| Toyon Power Station | Toyon Landfill Gas Conversion, LLC | Los Angeles, CA | Los Angeles Department of Water and Power (LDWP) | 6.6 GWh | Dec 1985 | Dec 2024 | Landfill Gas |
| Mine Falls Generating Station | City of Nashua, NH | Nashua, NH | ISO New England (ISNE) | 12.7 GWh | Nov 1985 | Dec 2024 | Water |
| Beowawe | Ormat Nevada Inc | Beowawe, NV | Nevada Power Company (NEVP) | 107.2 GWh | Nov 1985 | Dec 2024 | Geothermal |
| Sunray 3 | Sunray Energy 3 LLC | Daggett, CA | California Independent System Operator (CISO) | 37.1 GWh | Nov 1985 | Dec 2024 | Solar |
| Collins Pine Project | Collins Pine Co | Chester, CA | California Independent System Operator (CISO) | 10.3 GWh | Nov 1985 | Dec 2024 | Wood/Wood Waste Solids |
| Port Leyden Hydroelectric Project | Lyonsdale Hydroelectric Co., Inc. | Port Leyden, NY | New York Independent System Operator (NYIS) | 4.7 GWh | Nov 1985 | Dec 2024 | Water |
| Biomass One LP | Biomass One LP | White City, OR | PacifiCorp West (PACW) | 213.7 GWh | Nov 1985 | Dec 2024 | Wood/Wood Waste Solids |
| Vulcan-BN Geothermal Power Company | CalEnergy Operating Corporation | Calipatria, CA | Imperial Irrigation District (IID) | 227.2 GWh | Nov 1985 | Dec 2024 | Geothermal |
| Rocky Brook Hydroelectric | Rocky Brook Electric Inc | Brinnon, WA | Bonneville Power Administration (BPAT) | 540.0 MWh | Nov 1985 | Dec 2024 | Water |
| Pembroke Hydro | Eagle Creek Renewable Energy, LLC | Suncook, NH | ISO New England (ISNE) | 7.4 GWh | Nov 1985 | Dec 2024 | Water |
| Gregg Falls | Eagle Creek Renewable Energy, LLC | Goffstown, NH | ISO New England (ISNE) | 8.9 GWh | Nov 1985 | Dec 2024 | Water |
| Metro Gas Recovery | WM Renewable Energy LLC | Franklin, WI | Midcontinent Independent System Operator, Inc. (MISO) | 37.0 GWh | Nov 1985 | Dec 2024 | Landfill Gas |
| Omega Hills Gas Recovery | WM Renewable Energy LLC | Germantown, WI | Midcontinent Independent System Operator, Inc. (MISO) | 79.2 GWh | Nov 1985 | Dec 2025 | Landfill Gas |
| Mosaic Co Bartow Facility | Mosaic Company | Bartow, FL | Tampa Electric Company (TEC) | 171.0 GWh | Nov 1985 | Dec 2025 | Waste Heat |
| South Belridge Cogeneration Facility | AERA Energy LLC | McKittrick, CA | California Independent System Operator (CISO) | 469.3 GWh | Nov 1985 | Dec 2025 | Natural Gas |
| Great Falls Hydro Project | Eagle Creek Renewable Energy, LLC | Paterson, NJ | PJM Interconnection, LLC (PJM) | 6.3 GWh | Nov 1985 | Oct 2025 | Water |
| Coram Energy LLC (4.5MW) | Nextera Energy Resources | Tehachapi, CA | California Independent System Operator (CISO) | 9.5 GWh | Nov 1985 | Dec 2024 | Wind |
| Ingredion Winston Salem | Ingredion Inc - Winston Salem | Winston-Salem, NC | Duke Energy Carolinas (DUK) | 49.5 GWh | Nov 1985 | Dec 2024 | Wood/Wood Waste Solids : 85.5% Bituminous Coal : 8.2% Natural Gas : 6.3% |
| Geothermal 2 | Northern California Power Agny | Middletown, CA | California Independent System Operator (CISO) | 321.7 GWh | Nov 1985 | Dec 2025 | Geothermal |
| Limestone | NRG Texas Power LLC | Jewett, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 7.5 TWh | Nov 1985 | Dec 2025 | Subbituminous Coal : 99.4% Natural Gas : 0.6% |
| Gambell | Alaska Village Elec Coop, Inc | Gambell, AK | 2.3 GWh | Nov 1985 | Dec 2024 | Distillate Fuel Oil | |
| ZCO | Wind Stream Operations LLC | Tehachapi, CA | California Independent System Operator (CISO) | 1.4 GWh | Nov 1985 | Dec 2024 | Wind |
| Power Island | INEOS USA LLC | Alvin, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 833.4 GWh | Oct 1985 | Dec 2024 | Natural Gas |
| Nalco | Nalco Co | Naperville, IL | PJM Interconnection, LLC (PJM) | 20.3 GWh | Oct 1985 | Dec 2024 | Natural Gas |
| Sugarloaf Hydro Plant | Eagle Creek Renewable Energy, LLC | Leadville, CO | Public Service Company of Colorado (PSCO) | 1.2 GWh | Oct 1985 | Dec 2024 | Water |
| Painted Hills Wind Park | Terra-Gen Operating Co-Wind | Whitewater, CA | California Independent System Operator (CISO) | 168.2 GWh | Oct 1985 | Dec 2025 | Wind |
| Odyssey Energy Altura Cogen, LLC | Odyssey Operating Services | Channelview, TX | Electric Reliability Council of Texas, Inc. (ERCO) | 3.4 TWh | Oct 1985 | Dec 2025 | Natural Gas |
| Boott Hydropower | Boott Hydro, LLC - Hybrid | Lowell, MA | ISO New England (ISNE) | 27.5 GWh | Sep 1985 | Dec 2024 | Water |
| Billerud Quinnesec Mill | Billerud Quinnesec Mill | Norway, MI | Midcontinent Independent System Operator, Inc. (MISO) | 293.6 GWh | Sep 1985 | Dec 2024 | Black Liquor : 67.8% Wood/Wood Waste Solids : 30.2% Natural Gas : 1.9% |
| West End Dam Hydroelectric Project | Relevate Power Management LLC | Carthage, NY | New York Independent System Operator (NYIS) | 22.8 GWh | Sep 1985 | Dec 2023 | Water |
| Lost Hills Cogeneration Plant | AERA Energy LLC | Lost Hills, CA | California Independent System Operator (CISO) | 9.2 GWh | Sep 1985 | Dec 2024 | Natural Gas |
| Curtis Palmer Hydroelectric | Palmer Hydroelectric | Corinth, NY | New York Independent System Operator (NYIS) | 326.5 GWh | Sep 1985 | Dec 2024 | Water |
| Chanute 3 | City of Chanute | Chanute, KS | Southwest Power Pool (SWPP) | 715.0 MWh | Sep 1985 | Dec 2024 | Natural Gas : 57.9% Distillate Fuel Oil : 42.1% |
| Lockwood Hydroelectric Facility | Merimil Ltd Partnership | Waterville, ME | ISO New England (ISNE) | 13.6 GWh | Sep 1985 | Dec 2024 | Water |
| Tok | Alaska Power and Telephone Co | Tok, AK | 11.4 GWh | Sep 1985 | Dec 2024 | Distillate Fuel Oil | |
| Quincy Chute | PUD No 2 of Grant County | Quincy, WA | Public Utility District No. 2 of Grant County, Washington (GCPD) | 30.9 GWh | Sep 1985 | Oct 2024 | Water |
| Wolf Creek Generating Station | Wolf Creek Nuclear Optg Corp | Burlington, KS | Southwest Power Pool (SWPP) | 9.3 TWh | Aug 1985 | Dec 2025 | Nuclear |
| South Dry Creek Hydro | Hydrodynamics Inc | Red Lodge, MT | NorthWestern Corporation (NWMT) | 3.8 GWh | Aug 1985 | Nov 2024 | Water |
| Waterford 3 | Entergy Louisiana LLC | Killona, LA | Midcontinent Independent System Operator, Inc. (MISO) | 8.5 TWh | Aug 1985 | Dec 2025 | Nuclear |
Summary of Power Plants By State
Figures are based on December 2025 generation numbers.| State | Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Alabama | # 7 | 76 | 12,766.12 GWh |
| Alaska | # 48 | 139 | 625.46 GWh |
| Arizona | # 16 | 183 | 8,962.31 GWh |
| Arkansas | # 29 | 114 | 5,525.50 GWh |
| California | # 5 | 1,683 | 14,393.99 GWh |
| Colorado | # 31 | 297 | 4,649.38 GWh |
| Connecticut | # 34 | 162 | 4,087.83 GWh |
| Delaware | # 49 | 33 | 469.96 GWh |
| District of Columbia | # 51 | 16 | 14.80 GWh |
| Florida | # 3 | 333 | 19,379.32 GWh |
| Georgia | # 8 | 248 | 12,492.24 GWh |
| Hawaii | # 46 | 70 | 814.97 GWh |
| Idaho | # 41 | 146 | 2,123.12 GWh |
| Illinois | # 4 | 379 | 17,546.79 GWh |
| Indiana | # 13 | 214 | 9,789.95 GWh |
| Iowa | # 20 | 293 | 7,310.28 GWh |
| Kansas | # 28 | 183 | 5,586.75 GWh |
| Kentucky | # 22 | 60 | 6,716.43 GWh |
| Louisiana | # 17 | 84 | 8,587.03 GWh |
| Maine | # 45 | 215 | 1,484.81 GWh |
| Maryland | # 37 | 203 | 3,225.85 GWh |
| Massachusetts | # 43 | 640 | 2,073.13 GWh |
| Michigan | # 11 | 269 | 11,734.82 GWh |
| Minnesota | # 27 | 764 | 5,712.30 GWh |
| Mississippi | # 24 | 56 | 6,090.79 GWh |
| Missouri | # 23 | 125 | 6,623.76 GWh |
| State | Rank | Active Plants | Dec 2025 Generation |
|---|---|---|---|
| Montana | # 40 | 70 | 2,639.28 GWh |
| Nebraska | # 36 | 125 | 3,667.32 GWh |
| Nevada | # 38 | 114 | 3,217.22 GWh |
| New Hampshire | # 44 | 56 | 1,878.83 GWh |
| New Jersey | # 30 | 387 | 5,182.27 GWh |
| New Mexico | # 35 | 142 | 3,818.41 GWh |
| New York | # 10 | 950 | 11,800.05 GWh |
| North Carolina | # 9 | 904 | 12,153.04 GWh |
| North Dakota | # 33 | 58 | 4,218.72 GWh |
| Ohio | # 6 | 198 | 13,425.53 GWh |
| Oklahoma | # 18 | 141 | 7,637.23 GWh |
| Oregon | # 21 | 272 | 6,788.64 GWh |
| Pennsylvania | # 2 | 252 | 22,539.49 GWh |
| Rhode Island | # 47 | 100 | 775.70 GWh |
| South Carolina | # 15 | 207 | 8,967.44 GWh |
| South Dakota | # 42 | 52 | 2,122.20 GWh |
| Tennessee | # 19 | 88 | 7,328.17 GWh |
| Texas | # 1 | 947 | 46,150.81 GWh |
| Utah | # 39 | 125 | 2,845.12 GWh |
| Vermont | # 50 | 116 | 189.85 GWh |
| Virginia | # 14 | 237 | 9,421.16 GWh |
| Washington | # 12 | 135 | 10,635.09 GWh |
| West Virginia | # 26 | 39 | 5,763.55 GWh |
| Wisconsin | # 25 | 243 | 5,804.32 GWh |
| Wyoming | # 32 | 70 | 4,436.68 GWh |