Petroleum in the United States has been a major industry since shortly after the oil discovery in The leading oil-producing area in the United States in 2014 was Texas (3.17 million The oil industry extracted a record high 4.0 billion barrels of crude oil in the United 9, Atlantis Oil Field, Federal Gulf of Mexico, 1998 .273. Weekly U.S. Field Production of Crude Oil (Thousand Barrels per Day). Year- Month, Week 1, Week 2, Week 3, Week 4, Week 5. End Date, Value, End Date U.S. Field Production of Crude Oil and Petroleum Products (Thousand Barrels per Day). Year, Jan, Feb, Mar, Apr, May, Jun, Jul, Aug, Sep, Oct, Nov, Dec