Volume and extent of the Deepwater Horizon oil spill Volume and extent of the Deepwater Horizon oil spill The "Deepwater Horizon" oil spill was discovered on the afternoon of 22 April 2010 when a large oil slick began to spread at the former rig site. According to the Flow Rate Technical Group, the leak amounted to about of oil, exceeding the 1989 "Exxon Valdez" oil spill as the largest ever to originate in U.S.-controlled waters and the 1979 Ixtoc I oil spill as the largest spill in the Gulf of Mexico. BP has challenged this calculation saying that it is overestimated as it includes over of oil which was
Prudhoe Bay oil spill 6 inch layer of chunks of live, frozen tundra that were taken from a donor site and transplanted to the spill site Government environmental officials said it could take up to a decade for the tundra vegetation to return to normal. BP decommissioned the entire 34-inch transit line and replaced it with a 20-inch line, containing pig launch and recovery sites. The Alaska oil spill had a major impact on BP as it was a loss to its image as well as a financial loss. On March 15, the U.S. Transportation Department ordered BP to test its three low-pressure lines