Related by context. Frequent words. (Click for all words.) 54 Raton Basin 53 Powder River 52 Colorado Piceance Basin 52 Barnett Shale formation 51 Turquoise Ridge 51 Cluff Lake 50 Uintah Basin 50 Piceance 50 Whiskey Gap 50 Naturita 50 Putumayo Basin 50 Uinta Basin 50 Bayovar 50 Eureka Trend 50 QEP Energy 50 Enbridge Pipeline 49 Big Hurrah 49 Nordegg 49 Donlin Creek gold 49 Canadian sedimentary basin 49 Muskeg River Mine 49 Wyoming Powder River 49 Questar Pipeline 49 Permian basin 49 Pinon Ridge 49 Appalachian basin 49 intrastate pipeline 48 Lodgepole 48 Nikaitchuq 48 Montanore 48 Paradox Basin 48 Gatsuurt 48 lode mining 48 Coalbed methane 48 Gahcho Kue 48 Montana Tunnels 47 Alberta Oilsands 47 De Beque 47 Mount Spurr 47 Ulaan Ovoo 47 Wattenberg Field 47 Paluxy 47 Book Cliffs 47 Uncompahgre 47 Energas 47 Powder River Basin PRB 46 Anticline 46 Albertine Graben 46 Crump Geyser 46 Cote Blanche 46 Animas La Plata 46 Wygen III 46 Monument Butte 46 Pueblo Reservoir 46 unpatented lode mining 46 Alluvial 46 Crow Butte 46 Kumkol 46 Wexpro 46 Ansell Sundance 46 liquids extraction 46 Dakota Gasification 46 Sanish field 46 Greybull 45 Chesapeake Appalachia 45 Windy Gap 45 Roca Honda 45 La Jara 45 Freegold Mountain Project 45 Venezuela Orinoco 45 Tyonek 45 Pend Oreille River 45 Powertech Uranium Corp. 45 Taq Taq field 45 Huerfano 45 Rio Blanco 45 Iliamna 45 MDU Resources 45 Morrison Knudsen 45 TransCanada Keystone Pipeline 45 Tsiengui 45 Rio Puerco 45 Taparko 45 Mesaverde 45 coalbed methane wells 45 Transocean Offshore 45 GeoMet 45 Maxhamish 45 Susitna River 45 Woodford shale 45 Tutor Perini Corporation 45 Athabasca oilsands 45 Shoshone Bannock Tribes 45 Milnesand 45 TransCanada Keystone 45 ReedHycalog 44 Denver Julesburg Basin 44 Bute Inlet 44 Montanore Project 44 salt cavern 44 Albpetrol