Tracey J. Mercier Marilyn E. Tennyson Thomas M. Finn Cheryl A. Woodall Phuong A. Le Michael E. Brownfield Kristen R. Marra Heidi M. Leathers-Miller Christopher J. Schenk 2019 <p>Using a geology-based assessment methodology, the U.S. Geological Survey estimated undiscovered, technically recoverable mean resources of 47.6 trillion cubic feet of gas and 2.2 billion barrels of natural gas liquids in the Montney and Doig Formations of the Alberta Basin Province in Canada.</p> application/pdf 10.3133/fs20183071 en U.S. Geological Survey Assessment of continuous gas resources in the Montney and Doig Formations, Alberta Basin Province, Canada, 2018 reports