Timeline of the Deepwater Horizon oil spill Timeline of the Deepwater Horizon oil spill The following is a timeline of the "Deepwater Horizon" oil spill (also referred to as the BP oil spill, the Gulf of Mexico oil spill or the Macondo blowout). It was a massive oil spill in the Gulf of Mexico, the largest offshore spill in U.S. history. It was a result of the well blowout that began with the "Deepwater Horizon" drilling rig explosion on April 20, 2010. BP reports a leak a day. DeepWaterHorizonResponse.com domain registered for one year by PIER Systems in Bellingham, Washington to be used by the United States
Volume and extent of the Deepwater Horizon oil spill of the spill. "With billions of dollars at stake, it is no surprise that they are now litigating the very numbers which they sought to impede." A BP spokesperson said that BP "fully intends to present its own estimate as soon as the information is available to get the science right." The oil's spread was initially increased by strong southerly winds caused by an impending cold front. By 25 April 2010, the spill covered and was only from the ecologically sensitive Chandeleur Islands. An 30 April 2010 estimate placed the total spread of the oil at . The spill quickly