Volume and extent of the Deepwater Horizon oil spill Gulf Coast that prevented vessels from coming within "of booming operations, boom, or oil spill response operations". In a press briefing, USCG admiral Thad Allen said the new regulation was related to safety issues. On CNN's "360", host Anderson Cooper rejected the motivation for the restrictions outright. The Civil Air Patrol also monitored the spill on behalf of the USCG. 27 May 2010 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
Ixtoc I oil spill or littoral communities, which were not the subject of this study. Ixtoc I oil spill Ixtoc I was an exploratory oil well being drilled by the semi-submersible drilling rig "Sedco 135" in the Bay of Campeche of the Gulf of Mexico, about northwest of Ciudad del Carmen, Campeche in waters deep. On 3 June 1979, the well suffered a blowout resulting in one of the largest oil spills in history. Mexico's state-owned oil company Pemex (Petróleos Mexicanos) was drilling a deep oil well when the drilling rig "Sedco 135" lost drilling mud circulation. In modern rotary drilling, mud is circulated