Chevron on Tuesday estimated the 300-square-mile region where its test well sits could hold between 3 billion and 15 billion barrels of oil and natural gas liquids. The U.S. consumes roughly 5.7 billion barrels of crude-oil in a year.
It will take many years and tens of billions of dollars to bring the newly tapped oil to market, but the discovery carries particular importance for the industry at a time when Western oil and gas companies are finding fewer opportunities in politically unstable parts of the world, including the Middle East, Africa and Russia.
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