Related by context. Frequent words. (Click for all words.) 51 NorthWestern 51 Atmos 50 Kinder Morgan 50 Nicor 49 NorthWestern Energy 49 Atmos Energy 49 CenterPoint Energy 48 CenterPoint 48 Xcel 48 Xcel Energy 48 UGI 46 EnCana 46 ONEOK 46 FirstEnergy 46 Avista 45 PacifiCorp 44 Vectren 44 Entergy 44 natural gas 43 Teton 43 Encana 43 Conoco 43 TXU 43 Spectra Energy 43 Ameren 43 Chevron 42 Anadarko 42 Pinedale 42 AEP 42 PUC 42 ExpressJet 42 XTO 42 FERC 42 Wyoming 42 Schlumberger 42 Marathon Oil 41 Oncor 41 Chesapeake Energy 41 Zions 41 Unitil 41 CPUC 41 Cabot Oil 41 Grey Wolf 41 Cleco 41 Alyeska 41 Petrohawk 40 Westar 40 EchoStar 40 NYSEG 40 Range Resources 40 PPL 40 ConocoPhillips 40 PGE 40 MDU 40 NiSource 40 SkyWest 40 Calpine 40 Wind River 40 NSTAR 40 Public Utilities Commission 39 SDG & 39 Powder River Basin 39 Uintah 39 Gazprom 39 EOG 39 FirstEnergy Corp. 39 NIPSCO 39 TransCanada 39 SWEPCO 39 Tesoro 39 BPU 39 SMUD 39 ERCOT 38 Kinder Morgan Energy 38 Denali 38 Delmarva Power 38 drillers 38 Sempra 38 Westar Energy 38 North Slope 38 BLM 38 OMV 38 Itron 38 Laramie 38 MidAmerican 38 Sempra Energy 38 Rocky Mountain 38 Kerr McGee 38 Qwest 38 Con Ed 38 Aquila 38 Freudenthal 37 Cinergy 37 SCANA 37 gas 37 BNSF 37 Anadarko Petroleum Corp. 37 Puget Sound Energy 37 Appalachian Power 37 Chevron Corp. 37 Northstar