Lone Star Rising: A historic oil boom in the Permian basin is pushing U.S. production to record levels

449: Number of oil rigs drilling in the Permian in April. That was 44% of all rigs drilling in the U.S. and 22% of the number worldwide.
3.2 million: Barrels per day of oil produced in the Permian in May. The Permian boom has helped push U.S. production to a record 10.2 million barrels per day.
60 to 90 billion: Barrels of “recoverable” oil remaining underground in the Permian region.

http://www.fortune.com/longform/permian-basin-oil-fortune-500/