Prices here are state averages across all utilities and rate plans, from the U.S. Energy Information Administration — not the rate on any one bill. Generation-mix figures are reported annually, not real time.

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U.S. Power Plant Operators

5,522 companies operating electric power plants, largest by capacity first.

1.Florida Power & Light Co140 plants · 40,818.1 MW 2.Tennessee Valley Authority52 plants · 35,892.7 MW 3.Duke Energy Carolinas, LLC46 plants · 22,863.5 MW 4.Constellation Nuclear12 plants · 22,817.3 MW 5.Georgia Power Co43 plants · 21,061.6 MW 6.Virginia Electric & Power Co35 plants · 19,819.4 MW 7.Alabama Power Co27 plants · 16,163.2 MW 8.U S Bureau of Reclamation56 plants · 14,696.5 MW 9.Duke Energy Progress - (NC)24 plants · 14,230.7 MW 10.PacifiCorp58 plants · 13,555.7 MW 11.Southern Power Co53 plants · 13,517.8 MW 12.Duke Energy Florida, LLC44 plants · 13,433.4 MW 13.RWE Clean Energy156 plants · 13,203.7 MW 14.MidAmerican Energy Co57 plants · 13,197.7 MW 15.Entergy Louisiana LLC15 plants · 12,603 MW 16.DTE Electric Company41 plants · 12,483.8 MW 17.Invenergy Services LLC66 plants · 12,278.4 MW 18.Luminant Generation Company LLC13 plants · 11,291.7 MW 19.Northern States Power Co - Minnesota52 plants · 10,950 MW 20.Arizona Public Service Co21 plants · 10,906.5 MW 21.Union Electric Co - (MO)28 plants · 10,458.2 MW 22.USACE Northwestern Division20 plants · 9,944.8 MW 23.Entergy Arkansas LLC11 plants · 9,635.3 MW 24.NRG Texas Power LLC6 plants · 9,186.5 MW 25.Avangrid Power LLC74 plants · 9,136.6 MW 26.Consumers Energy Co - (MI)29 plants · 8,955.2 MW 27.Salt River Project17 plants · 8,744.9 MW 28.City of San Antonio - (TX)16 plants · 8,686.1 MW 29.Oklahoma Gas & Electric Co18 plants · 8,624.7 MW 30.Public Service Co of Colorado23 plants · 8,139.5 MW 31.Constellation Power, Inc17 plants · 7,734.1 MW 32.Pacific Gas & Electric Co.60 plants · 7,470.5 MW 33.Tampa Electric Co34 plants · 7,248.6 MW 34.Pattern Operators LP20 plants · 7,245.3 MW 35.Duke Energy Indiana, LLC14 plants · 7,120.6 MW 36.Los Angeles Department of Water & Power28 plants · 7,091.7 MW 37.Appalachian Power Co16 plants · 6,863 MW 38.Oglethorpe Power Corporation11 plants · 6,472.2 MW 39.Basin Electric Power Coop16 plants · 6,342.6 MW 40.Wisconsin Electric Power Co54 plants · 6,298.2 MW 41.Southwestern Electric Power Co11 plants · 6,291 MW 42.Nevada Power Co11 plants · 6,256.3 MW 43.Dominion Energy South Carolina, Inc15 plants · 6,210.7 MW 44.Public Service Co of Oklahoma13 plants · 6,024.8 MW 45.New York Power Authority19 plants · 5,794.4 MW 46.Wisconsin Power & Light Co33 plants · 5,776.7 MW 47.Southwestern Public Service Co12 plants · 5,682.5 MW 48.Evergy Metro8 plants · 5,607.5 MW 49.Associated Electric Coop, Inc9 plants · 5,548.3 MW 50.South Carolina Public Service Authority10 plants · 5,271.3 MW 51.Duke Energy Renewables Services85 plants · 5,256 MW 52.Engie North America42 plants · 5,124.9 MW 53.Louisville Gas & Electric Co5 plants · 5,083 MW 54.Indiana Michigan Power Co13 plants · 4,942.6 MW 55.AES Clean Energy50 plants · 4,778.7 MW 56.Evergy Kansas Central, Inc16 plants · 4,748.6 MW 57.Interstate Power and Light Co29 plants · 4,636 MW 58.AES Distributed Energy217 plants · 4,415.6 MW 59.Lower Colorado River Authority12 plants · 4,396.1 MW 60.EDF Renewable Asset Holdings, Inc.30 plants · 4,250.8 MW 61.Mississippi Power Co6 plants · 4,203.5 MW 62.LaFrontera Holdings LLC3 plants · 4,159.6 MW 63.Cleco Power LLC5 plants · 4,112.4 MW 64.Energy Harbor Nuclear Generation LLC3 plants · 4,083.6 MW 65.Leeward Asset Management, LLC33 plants · 4,064.8 MW 66.Portland General Electric Co20 plants · 4,028.8 MW 67.National Grid Generation LLC11 plants · 3,877 MW 68.KeyCon Operating LLC2 plants · 3,823 MW 69.Kentucky Utilities Co5 plants · 3,755.2 MW 70.PSEG Nuclear LLC2 plants · 3,630.7 MW 71.Entergy Texas Inc.8 plants · 3,614.2 MW 72.Omaha Public Power District8 plants · 3,536.1 MW 73.AES Indiana5 plants · 3,504.6 MW 74.East Kentucky Power Coop, Inc10 plants · 3,494.6 MW 75.Monongahela Power Co5 plants · 3,234.2 MW 76.Tucson Electric Power Co11 plants · 3,186.6 MW 77.Nebraska Public Power District12 plants · 3,008.5 MW 78.Geronimo Power56 plants · 2,959 MW 79.MN8 Energy LLC186 plants · 2,952.5 MW 80.Idaho Power Co29 plants · 2,951.3 MW 81.JEA4 plants · 2,941 MW 82.Wisconsin Public Service Corp25 plants · 2,859.3 MW 83.Puget Sound Energy Inc16 plants · 2,838.8 MW 84.Entergy Mississippi LLC4 plants · 2,832.1 MW 85.Seminole Electric Cooperative Inc2 plants · 2,751.1 MW 86.STP Nuclear Operating Co1 plant · 2,708.6 MW 87.Southern California Edison Co34 plants · 2,702.4 MW 88.Gavin Power, LLC1 plant · 2,600 MW 89.Lightsource Renewable Energy Asset Management, LLC30 plants · 2,574.1 MW 90.Tri-State G & T Assn, Inc7 plants · 2,573.9 MW 91.TalenEnergy Susquehanna LLC1 plant · 2,532 MW 92.USACE-Omaha6 plants · 2,482.5 MW 93.Onward Energy41 plants · 2,419.3 MW 94.Cooperative Energy6 plants · 2,379.4 MW 95.Northern Indiana Pub Serv Co5 plants · 2,329.1 MW 96.Old Dominion Electric Coop4 plants · 2,262 MW 97.Dominion Energy Nuclear Conn Inc1 plant · 2,259.9 MW 98.Arkansas Electric Coop Corp10 plants · 2,247.9 MW 99.El Paso Electric Co9 plants · 2,247.2 MW 100.Orlando Utilities Comm3 plants · 2,184.8 MW 101.Sacramento Municipal Util Dist14 plants · 2,171.7 MW 102.PUD No 2 of Grant County2 plants · 2,170 MW 103.Ravenswood Operations LLC1 plant · 2,095.5 MW 104.PowerSouth Energy Cooperative5 plants · 2,070.9 MW 105.Guernsey Power Station LLC1 plant · 2,055 MW 106.City of Seattle - (WA)6 plants · 2,046.2 MW 107.Midwest Generations EME LLC2 plants · 2,013.1 MW 108.Empire District Electric Co8 plants · 1,971.5 MW 109.PUD No 1 of Chelan County3 plants · 1,922.6 MW 110.Kentucky Power Co2 plants · 1,913.1 MW 111.Cardinal Operating Company1 plant · 1,880.4 MW 112.Origis Energy USA, Inc14 plants · 1,860.6 MW 113.Sierra Pacific Power Co4 plants · 1,849.8 MW 114.Dynegy -Moss Landing LLC1 plant · 1,848 MW 115.Golden Spread Electric Cooperative, Inc5 plants · 1,838.1 MW 116.Chalk Point Power, LLC1 plant · 1,825 MW 117.Oswego Harbor Power1 plant · 1,803.6 MW 118.Cypress Creek Renewables176 plants · 1,803.5 MW 119.ALLETE, Inc.22 plants · 1,802.3 MW 120.Calpine Mid-Atlantic Generation LLC2 plants · 1,796 MW 121.Repsol Renewables NA5 plants · 1,785 MW 122.Dominion Renewable Energy38 plants · 1,782.7 MW 123.Prairie State Generating Co LLC1 plant · 1,766 MW 124.TalenEnergy Montour LLC1 plant · 1,757.9 MW 125.Linden Combined Cycle1 plant · 1,740 MW 126.Louisiana Generating LLC2 plants · 1,737.8 MW 127.Midlothian Energy LLC1 plant · 1,734 MW 128.Grand River Dam Authority4 plants · 1,711.5 MW 129.TalenEnergy Martins Creek LLC1 plant · 1,701 MW 130.Otter Tail Power Co11 plants · 1,700.3 MW 131.Acciona Energy USA Global, LLC8 plants · 1,653.7 MW 132.Talen Montana LLC1 plant · 1,647.4 MW 133.AE Power Services LLC7 plants · 1,642.1 MW 134.Great River Energy10 plants · 1,626.9 MW 135.Brunner Island LLC1 plant · 1,616.1 MW 136.Ormond Beach Power, LLC1 plant · 1,612 MW 137.Terra-Gen Operating Co-Hybrid10 plants · 1,606.8 MW 138.Temple Generation Holdings LLC1 plant · 1,606.4 MW 139.California Dept. of Water Resources8 plants · 1,589.3 MW 140.BHE Renewables, LLC8 plants · 1,571.2 MW 141.U S Power Generating Company LLC3 plants · 1,551 MW 142.Avista Corp13 plants · 1,535.1 MW 143.Geysers Power Co LLC4 plants · 1,515.4 MW 144.Canal Generating LLC1 plant · 1,495 MW 145.Freestone Power Generation LLC2 plants · 1,480 MW 146.Midland Cogeneration Venture1 plant · 1,468.6 MW 147.Calpine Mid-Merit LLC1 plant · 1,449.4 MW 148.System Energy Resources, Inc1 plant · 1,440 MW 149.Greenbacker Renewable Energy Corporation128 plants · 1,430.4 MW 150.Dynegy Hanging Rock Energy Facility1 plant · 1,429.8 MW 151.Public Service Co of NM7 plants · 1,372.6 MW 152.Brandon Shores LLC1 plant · 1,370.2 MW 153.Kiowa Power Partners LLC1 plant · 1,370 MW 154.American Mun Power-Ohio, Inc37 plants · 1,368.1 MW 155.Omnis Pleasants, LLC1 plant · 1,368 MW 156.Western Farmers Elec Coop, Inc9 plants · 1,355.8 MW 157.Duke Energy Kentucky Inc6 plants · 1,352.5 MW 158.Edgewater Generation, LLC1 plant · 1,338 MW 159.Dynegy Kincaid Generation1 plant · 1,319 MW 160.Algonquin Power Co9 plants · 1,318.7 MW 161.Doswell Ltd Partnership1 plant · 1,313 MW 162.Cricket Valley Energy Center LLC1 plant · 1,312.5 MW 163.NextEra Energy Point Beach LLC1 plant · 1,311 MW 164.Formosa Plastics Corp3 plants · 1,306.2 MW 165.Indiana-Kentucky Electric Corp1 plant · 1,303.8 MW 166.CPV Three Rivers, LLC1 plant · 1,300 MW 167.Wolf Creek Nuclear Optg Corp1 plant · 1,296.3 MW 168.Terra-Gen Operating Co-Wind23 plants · 1,294.1 MW 169.Jackson Generation, LLC1 plant · 1,288.6 MW 170.Jack County Power, LLC1 plant · 1,280 MW 171.New Harquahala Generating Co, LLC1 plant · 1,277.1 MW 172.Dominion Energy Inc.23 plants · 1,275.8 MW 173.Southern Indiana Gas & Elec Co7 plants · 1,265.7 MW 174.ALLETE Clean Energy12 plants · 1,262.5 MW 175.Dynegy Midwest Generation Inc1 plant · 1,259.6 MW 176.Dynegy Kendall Energy LLC1 plant · 1,256 MW 177.CCI Roseton LLC1 plant · 1,242 MW 178.Bowline, LLC1 plant · 1,242 MW 179.NextEra Energy Seabrook LLC1 plant · 1,242 MW 180.FirstLight Power Resources, Inc. - MA4 plants · 1,237.4 MW 181.Lawrenceburg Power, LLC1 plant · 1,232 MW 182.New Athens Generating Company LLC1 plant · 1,221.6 MW 183.Generation Bridge II Connecticut, LLC2 plants · 1,217.8 MW 184.Oneta Power LLC1 plant · 1,214 MW 185.South Field Energy, LLC1 plant · 1,210.4 MW 186.Rainbow Energy Center1 plant · 1,209.6 MW 187.Enel Green Power NA, Inc.22 plants · 1,203.4 MW 188.Energy Northwest- Columbia1 plant · 1,200 MW 189.Hummel Station, LLC1 plant · 1,194.4 MW 190.Big Rivers Electric Corp3 plants · 1,194.2 MW 191.USCE-Mobile District8 plants · 1,185.7 MW 192.Luminant Miami Fort1 plant · 1,180.8 MW 193.Hawaiian Electric Co Inc6 plants · 1,177.7 MW 194.Deer Park Energy Center1 plant · 1,176 MW 195.Indeck Niles, LLC1 plant · 1,174.4 MW 196.Sithe/Independence LLC1 plant · 1,157.8 MW 197.CXA La Paloma LLC1 plant · 1,156 MW 198.Calpine Bethlehem LLC1 plant · 1,153 MW 199.Riverside Generating Co LLC1 plant · 1,150 MW 200.Tenaska Pennsylvania Partners, LLC1 plant · 1,134 MW

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Source: U.S. Energy Information Administration, Forms EIA-860/EIA-860M.