Fact sheet · 2013 · 119 citations · 1 references
EngineeringGeologyPetroleum EngineeringFormation EvaluationPetroleum GeologyUnconventional ReservoirsExploration GeologyPetroleum GeochemistryPetroleum System AnalysisResource EstimationSource Rock GeologyUnconventional Reservoir EngineeringNatural GasNatural Gas GeochemistryPetroleum System ReconstructionUnconventional Resource Assessment
Using a geology-based assessment methodology, the U.S. Geological Survey estimated mean undiscovered volumes of 7.4 billion barrels of oil, 6.7 trillion cubic feet of associated/dissolved natural gas, and 0.53 billion barrels of natural gas liquids in the Bakken and Three Forks Formations in the Williston Basin Province of Montana, North Dakota, and South Dakota.
1