Edward L. Doheny prices were high. The Mexican Petroleum Company was the largest in Mexico, and Mexico was the largest oil producer in the world. In 1922 Albert B. Fall, U.S. Secretary of the Interior, leased the oil field at Elk Hills, California, to the Pan American Petroleum & Transport Company. Around the same time, the Teapot Dome Field in Wyoming was leased to Sinclair Consolidated Oil Corporation. Both oilfields were part of the US Navy's petroleum reserves. Neither lease was subject to competitive bidding. In 1924 rumors about corruption in the deals escalated into the Teapot Dome scandal. Doheny's reputation was somewhat
History of the oil shale industry in the United States west of the Mississippi River. These include some, such as the Woodford Shale of Oklahoma, which are near-stratigraphic equivalents to the Devonian/Mississippian shales of the eastern US. The largest oil-shale resource in the world is contained in the Eocene Green River Formation in Colorado, Utah, and Wyoming in three basins: the Piceance Basin, Green River Basin, and Uinta Basin. The Green River oil shales have been the focus of most efforts of the past hundred years to establish an American oil shale industry. The Green River oil “shale” is actually a marl, and some beds yield up to 70 gallons