In push to drain crude stocks, Riyadh concentrates on America Iraq and Canada take market share in the U.S. from the Saudis For a generation, the huge, whitewashed storage tanks at America’s largest oil refinery in Port Arthur, Texas, have stored almost nothing but Saudi crude. The plant is owned by Saudi Arabia’s state-run oil company, Aramco, and since it first bought a stake in 1988, the Motiva refinery guaranteed the kingdom a strategic foothold in the world’s largest energy market. The tankers carrying millions of barrels a month of Arab Light crude from Saudi export terminals to Port Arthur were testament to the strength of the energy and political ties binding Riyadh and Washington. All of a sudden, there are very few Saudi ships arriving in Texas. Since July, Aramco has constricted supply, attempting to drain the crude storage tanks at Motiva — and many others across America […]