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Explosion
Explosion abroad the Deepwater Horizon drilling rig in the Gulf of Mexico killing 11 workers -
Leak
Oil begins to leak onto the shore of Louisiana. President Obama's administration bans oil drilling in new areas of the US coast -
Cost
BP officials reveal the oil spill has cost the company $350m -
Failure
BP prepares to plug the leak with mud and the attempt was declared a failure 3 days later. -
Flow
US geological survey estimated the oil flow at as many as 40,000 barrels per day -
More Money
BP says the oil spill response has cost the co pant $3.12bn -
Test
With the new cap in place, BP says it has temporarily shut off the oil flow in order to test the integrity of the well. -
Clean up
The US government says 3-quarters of the oil spilled in the Gulf has been cleaned up or broken down by natural forces -
Total cost
BP announces that the total cost of the oil spill reached $6.1bn -
Finally
The ruptured well is finally sealed
