<P> In the United States, the company operates approximately 11,000 oil and natural gas wells in hundreds of fields occupying 4,000,000 acres (16,000 km) across the Permian Basin, located in West Texas and southeastern New Mexico . In 2010, Chevron was the fourth largest producer in the region . In February 2011, Chevron celebrated the production of its 5 billionth barrel of Permian Basin oil . The Gulf of Mexico is where the company's deepest offshore drilling takes place at Tahiti and Blind Faith . It also explores and drills the Marcellus Shale formation under several northeastern US states . </P> <P> Chevron's largest single resource project is the $43 billion Gorgon Gas Project in Australia . It also produces natural gas from Western Australia . The $43 billion project was started in 2010 and was expected to be brought online in 2014 . The project includes construction of a 15 million tonne per annum liquefied natural gas plant on Barrow Island, and a domestic gas plant with the capacity to provide 300 terajoules per day to supply gas to Western Australia . It is also developing the Wheatstone liquefied natural gas development in Western Australia . The foundation phase of the project is estimated to cost $29 billion; it will consist of two LNG processing trains with a combined capacity of 8.9 million tons per annum, a domestic gas plant and associated offshore infrastructure . In August 2014 a significant gas - condensate discovery at the Lasseter - 1 exploration well in WA - 274 - P in Western Australia, in which Chevron has a 50% interest was announced . </P> <P> In the onshore and near - offshore regions of the Niger Delta, Chevron operates under a joint venture with the Nigerian National Petroleum Corporation, operating and holding a 40% interest in 13 concessions in the region . In addition, Chevron operates the Escravos Gas Plant and the Escravos gas - to - liquids plant . </P> <P> Chevron has interests in four concessions in Angola, including offshore two concessions in Cabinda province, the Tombua--Landana development and the Mafumeira Norte project, operated by the company . It is also a leading partner in Angola LNG plant . </P>

Where does the west coast get their gas from