United States may hit oil reserves. As political unrest in the Middle East and North Africa lingers, and oil prices surge towards $5, top officials are considering doing what many citizens have been forced to do: raid their savings. In this case it means tapping into the nation’s oil reserves. The U.S. Strategic Petroleum Reserve holds 727 million barrels, which is approximately 38 days of consumption. It has not been used since Hurricane Katrina.