BP Biobutanol LLC in 2009. In 2009, BP obtained a production contract during the 2009/2010 Iraqi oil services contracts tender to develop the Rumaila field with joint venture partner CNPC, which contain an estimated of oil, accounting for 12% of Iraq's oil reserves estimated at . In June 2010, the BP/CNPC consortium took over development of the field, which was the epicentre of the 1990 Gulf war. On 1 October 2010, Bob Dudley replaced Tony Hayward as the company's CEO after the Deepwater Horizon oil spill. After the oil spill BP announced a divestment program to sell about $38 billion worth
Economic effects of the Deepwater Horizon oil spill the total liability could amount to as much as by the conclusion of the disaster. Financial analysts commented that BP was capable of addressing the potential liabilities that might result, and BP stock rose slightly on the news that the initial compensation fund had been agreed. On 5 July 2010, BP reported that its own expenditures on the oil spill had reached $3.12 billion, including the cost of the spill response, containment, relief well drilling, grants to the Gulf states, claims paid, and federal costs. As of 1 October 2010, BP has spent $11.2 billion. As of March 2012, BP