Midway Sunset ( born Midway-Sunset ) is a large oil field in the United States . Located in California . Opened in 1894 .
Oil-bearing capacity is associated with sediments of the Pliocene and Miocene . Recoverable oil reserves are estimated at 72.6 million tons. Cumulative production is 410 million tons of oil .
The main operators of the field are oil companies Aera Energy , Chevron , Occidental Petroleum , Plains Exploration & Production and others.