Deepwater Horizon oil spill 17 of whom were treated for injuries. The Deepwater Horizon sank on the morning of 22 April 2010. The oil leak was discovered on the afternoon of 22 April 2010 when a large oil slick began to spread at the former rig site. The oil flowed for 87 days. BP originally estimated a flow rate of . The Flow Rate Technical Group (FRTG) estimated the initial flow rate was . The total estimated volume of leaked oil approximated with plus or minus 10% uncertainty, including oil that was collected, making it the world's largest accidental spill. BP challenged the higher
Oil spill governance in the United States oil spill in the Gulf of Mexico suggest more can and should have been done in this area. Evidence of this fact is present in the recommendations and investigations present in the January 2011 report by the recently established National Oil Spill Commission. A further sign of lack of proper governance is implicit in the action of the federal government to rename and reform the Minerals Management Service (MMS) into the now Bureau of Ocean Energy Management, Regulation and Enforcement. The 1989 "Exxon Valdez" oil spill served as a major focal point in oil spill governance and reform. Prior to