BP Exercises Option on Leiv Eiriksson

Ocean Rig has been advised that the second option well under the present contract in Angola for its semisub, Leiv Eiriksson, has been exercised by BP Exploration (Angola) Limited. This well will start immediately following the first option well for Esso Exploration Angola (Block 33) Limited, and will last for an estimated 50 days, through August this year.