What Was The Cause Of The Deepwater Horizon Oil Spill?
What Was The Cause Of The Deepwater Horizon Oil Spill? The blowout and oil spill on the Deepwater Horizon in the Gulf of Mexico was caused by a flawed well plan that did not include enough cement between the 7-inch production casing and the 9 7/8-inch protection casing. The presumed blowout preventer (BOP) failure is