Keywords: Revisions to US Oil Reserves 2011.png en Although US proved oil reserves grew by 5 84 billion barrels in 2011 only 8 percent of the increase was due to new field discoveries US EIA 2013-09-16 18 49 51 http //www eia gov/naturalgas/crudeoilreserves/ US Energy Information Administration PD-USGov Uploaded with UploadWizard Petroleum production in the United States |