Rank Producer Name TWh Rank Producer Name TWh Rank Producer Name TWh Rank Producer Name TWh 1 NextEra Energy 228.5 26 PSEG 32.1 51 NE Public Pow er District 14.7 76 Osaka Gas 10.1 2 Duke 218.0 27 The Carlyle Group 31.5 52 RWE Group 14.5 77 CPP Investments 10.0 3 Constellation 199.1 28 Salt River Project 29.2 53 Low er CO River Authority 13.9 78 East Kentucky Pow er Coop 10.0 4 Southern 183.4 29 PG&E 28.9 54 Portland General Electric 13.8 79 Beal Bank 9.8 5 Vistra Energy 161.5 30 Oglethorpe 28.0 55 OGE 13.6 80 El Paso Electric 9.5 6 Tennessee Valley Authority 136.6 31 Pinnacle West 27.5 56 Buckeye Pow er 13.5 81 PUD No 1 of Chelan County 9.5 7 Berkshire Hathaw ay Energy 129.9 32 New York Pow er Authority 26.9 57 NextEra Energy Partners 13.0 82 Omaha Public Pow er District 9.3 8 Entergy 115.5 33 CPS Energy 26.0 58 Dow Chemical 12.5 83 Austin Energy 9.3 9 Dominion 112.5 34 Invenergy 25.2 59 Exxon Mobil 12.5 84 Brookfield Renew able Partners 9.2 10 Energy Capital Partners 108.4 35 Alliant Energy 25.2 60 IDACORP 12.0 85 JEA 9.0 11 AEP 79.2 36 Associated Electric Coop 24.6 61 Orsted 11.9 86 Brookfield 8.9 12 Xcel 74.9 37 Avangrid 22.6 62 Fortis 11.8 87 Los Angeles City 8.9 13 US Corps of Engineers 69.3 38 AES 22.3 63 Algonquin Pow er 11.7 88 Tri-State 8.8 14 ArcLight Capital 46.4 39 Ares 21.6 64 Edison International 11.5 89 Clearw ay Energy 8.6 15 Energy Harbor 44.9 40 CLECO 20.3 65 Capital Pow er 11.5 90 South Field Energy 8.5 16 NRG 44.8 41 Basin Electric Pow er Coop 19.6 66 ALLETE 11.2 91 Rainbow Energy Center 8.4 17 DTE Energy 40.1 42 ENEL 19.5 67 Puget Holdings 11.1 92美国市政权力ER 8.3 18 Evergy 37.9 43 Emera 19.4 68 Conedison 10.8 93 Argo Infrastructure Partners 8.3 19 Ameren 37.8 44 Santee Cooper 18.8 69 69 69 69 Minicipal Elec。auth。of GA 10.8 94 ENGIE 8.3 20 Riverstone 36.2 45 Starw ood Energy 18.4 70 Occidental 10.7 95 NiSource 8.2 21 LS Pow er 35.4 46 EDF 18.4 71 Arkansas Electric Coop 10.6 96 Avista 8.1 22 US Bureau of Reclamation 35.2 47 FirstEnergy 17.9 72 John Hancock 10.3 97 Brazos Electric Pow er Coop 7.9 23 WEC Energy Group 33.0 48黑石集团17.3 73 Seminole Electric Coop 10.2 98 PNM资源7.7 24 PPL 32.8 49 EDP 15.5 74 Grant County 10.2 99 NC公共Pow ER 7.1 25 CMS Energe 32.4 50 tenaska 15.2 75 Encorm northw es