The Deepwater Horizon began its ill-fated effort in February ... strings of casing pipe between the oil reservoir and the wellhead. A long string generally has two barriers between the oil and ...

Deepwater Horizon — an ultra-deepwater drilling platform ... Since then, substantial quantities of oil and gas have leaked from the damaged wellhead into the deep ocean. The US government's ...

In April 2010, there is no oil exploration operation in the Gulf of Mexico to compare with the Deepwater Horizon oil rig with its size or sheer depth of its drilling. However, the project for the ...