Berry Petroleum Corporation is an independent upstream energy company. The company is engaged in the development and production of conventional oil reserves located in the Western United States. It primarily focuses on the exploration of domestic oil and natural gas reserves located in the San Joaquin Basin in California, the Uinta Basin in Utah, the Piceance Basin in Colorado, and the East Texas Basin in Texas. The San Joaquin and East Ventura Basins in California covers an area of over 7,945 net acres of properties located in Midway-Sunset, South Belridge, McKittrick and Poso Creek fields. The Utah Basin consists of operations in the Brundage Canyon, Ashley Forest and Lake Canyon areas that cover an area of over 98,804 net acres. The Colorado operating area consists of coals and carbonaceous shale in the Piceance basin that covers an area of about 8,008 net acres. The East Texas properties cover an area of about 4,533 net acres in Harrison and Limestone Counties.