Prudhoe Bay Oil Field
Prudhoe Bay Oil Field is a large oil field on Alaska's North Slope. It is the largest oil field in both the United States and in North America. It coverers  and originally contained about  of oil. It has twice as much recoverable oil as the next largest field in the United States, the East Texas oil field. The field is operated by British Petroleum. Its partners are ExxonMobil and ConocoPhillips Alaska.