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
Volume and extent of the Deepwater Horizon oil spill over areas of the gulf to document the scope of the disaster. Meanwhile, Phil Radford documented BP's methods of escaping liability and keeping people hired to clean the oil spill out of areas affected by the oil spill. These accusations were leveled at BP, its contractors, local law enforcement, USCG, and other government officials. Scientists also complained about prevention of access to information controlled by BP and government sources. BP stated that its policy was to allow the media and other parties as much access as possible. On 30 June 2010, the USCG put new restrictions in place across the