McKittrick Oil Field the Teapot Dome Scandal of the Warren G. Harding administration; adjacent to the southwest is the Belgian Anticline Oil Field, along Route 58; and to the southeast is the huge Midway-Sunset Oil Field, the third largest oil field in the United States. The total productive area of the field is . The field is about long on the southeast to northwest axis, and about across. The predominant geologic feature, and the one that makes the McKittrick field distinctive, is the presence of a huge block of Monterey shale – more than long, approximately wide, and up to thick – which
Oil reserves in the United States from in 1970 to in 2007, before declining. Its largest net suppliers of petroleum products in 2007 were Canada and Mexico, which supplied , respectively. As of 2011, the US consumed 18.8 million barrels of petroleum products per day, and imported a net 8.4 million barrels per day; the EIA reported the United States "Dependence on Net Petroleum Imports" in 2011 as 45%. During 2008-2009 the USA became a net exporter of refined oil products; before the US bought gasoline, diesel and kerosene in Europe, and smaller amounts from other countries. The United States maintains a Strategic Petroleum Reserve at